HITACHI PC-ARH1E Remote Controller Instruction Manual

HITACHI PC-ARH1E Remote Controller

Product Information

Specifications

• Model: PC-ARH1E
• Revision: PMML0497 rev.1 – 12/2020

Product Usage Instructions

Safety Summary

• DANGER
  Do not place the controller where flammable gas is present, near the sea, or within 3 meters of strong electromagnetic wave radiators. Shield the controller and cables in areas with electromagnetic radiation.

• CAUTION
  Install a noise filter if there is electric noise at the power source for the indoor unit.

• NOTE
  This manual must be kept for future reference and handed over to those undertaking installation, wiring, test runs, and customer-related tasks.

Installation Work

Selection of Installation Place
Select a suitable place for handling and get customer approval for the controller’s installation location. Ensure a distance of more than 50mm between vertically aligned controllers.

Before Installation

1. Remove the controller from the holding bracket.

Installation Procedures

1. Install the controller as per the provided guidelines and regulations.
2. Ensure proper wiring and connection of the controller.
3. Test the controller post-installation to ensure functionality.
4. Hand over the product to the customer with usage instructions.

FAQ

• Q: How should I handle electric noise at the power source for the indoor unit?
  A: To handle electric noise, install a noise filter in the power source for the indoor unit.

• Q: What should I do if I detect flammable gas near the controller?
  A: Do not install the controller near flammable gas. Ensure safety by following the specified installation guidelines.

Specifications in this manual are subject to change without notice so that Hitachi may bring the latest innovations to their customers. Whilst every effort is made to ensure that all specifications are correct, printing errors are beyond Hitachi’s control; Hitachi cannot be held responsible for these errors.

• CAUTION

  • This product shall not be mixed with general house waste at the end of its life and it shall be retired according to the appropriate local or national regulations in an environmentally correct way.
  • Due to the refrigerant, oil, and other components contained in the Air Conditioner, its dismantling must be done by a professional installer according to the applicable regulations. Contact the corresponding authorities for more information.

• DANGER
  Hazards or unsafe practices that COULD result in severe personal injuries or death.

• CAUTION
  Hazards or unsafe practices that COULD result in minor personal injury or product or property damage.

• NOTE
  The text following this symbol contains information or instructions that may be of use or that require a more thorough explanation.

• The English version is the original one; other languages are translated from English. Should any discrepancy occur between the English and the translated versions, the English version shall prevail.

SAFETY SUMMARY

DANGER

• DO NOT pour water into the remote control switch (hereafter called “controller”).
• This product is equipped with electrical parts.
• If poured, it will cause a serious electrical shock.

CAUTION

• DO NOT perform installation work and electrical wiring connection by yourself. Contact your distributor or dealer of Hitachi and ask them for installation work and electrical wiring by a service person.
• DO NOT install the indoor unit, outdoor unit, controller, and cable at such places as;
  • Where there is oil vapor and the oil is dispersed
  • Where the hot springs are near (in a sulfuric environment)
  • Where generation, flowing, staying, or leaking of flammable gas is detected
  • Where the sea is near (in the salty environment)
  • An acid or alkaline environment
• DO NOT install the indoor unit, outdoor unit, controller, and cable within approximately 3 meters from strong electro-magnetic wave radiators such as medical equipment. In case the controller is installed in a place where there is electromagnetic wave radiation, shield the controller and cables by covering them with the steel box and running the cable through the metal conduit tube.
  • In case there is electric noise at the power source for the indoor unit, provide a noise filter.

NOTE
This manual MUST be handed over to those who undertake the following work. Customers are requested to keep it for future reference. (Installation) –> (Wiring) –> (Test Run) –> (Customer)

INSTALLATION WORK

SELECTION OF INSTALLATION PLACE
Select a suitable place for handling and determine the installation place of the controller with the customer’s acceptance.

Do not install the controller at such places as:

• Where children can touch.
• Where the air from the air conditioner is directly discharged.

Especially in case a Remote Controller thermostat is used, select the installation place in consideration with the following points:

• Where the average room temperature is detectable.
• Where the thermostat is not exposed directly to the sun.
• Where there is no source of heat.
• Where the thermostat is not affected by the outdoor air by opening and closing doors.

BEFORE INSTALLATION
This packing contains the following parts:

• Remote Control Switch (Quantity: 1, for Operation Control).
• Screw (Quantity: 2, for Fixing the Holding Bracket onto the Wall).
• Ring Core (Quantity: 1).
• Band (Quantity: 1, for Fixing Cable to Ring Core).
• Cable with connector (20cm).

INSTALLATION SPACE

• In the case of installing the controllers in a vertical line, keep a distance of more than 50mm between the controllers vertically.
• If the distance is insufficient, the controller can not be taken out.

INSTALLATION PROCEDURES

1. Remove the controller from the holding bracket.

ELECTRICAL WIRING

STANDARD WIRING

CAUTION

• Attach the ring core (black) (accessory) when installing the unit.
• Insert the controller cable into the ring core, 2 turns, as shown in the left figure, before connecting to the terminal board. If the wiring is 0.75 mm2 it is necessary to peel the outside cover.
• Fix the cable by using the band (accessory)

ELECTRICAL WIRING FOR MULTIPLE UNITS
This remote control switch can control sixteen units, as the maximum.

CAUTION

• Use 0.3-0.75 mm2 cable (maximum total cable length 30m). If the total cable length is longer than 30m, use twist pair cable (1P–0.75 mm2)(maximum total cable length 200m). When used with the control timer, (max. total cable length 100m). Using other cables may cause malfunction due to noise.
• Keep a distance of more than 30 cm between the remote control / indoor unit transmission cables and the power wiring.
• If installed within 30 cm, put the cables in a conduit tube and earth (type-D; ≤ 100Ω) at one end of the pipe. Without this procedure, malfunction or failure of the air conditioner due to noise may occur.
• When multiple indoor units are simultaneously controlled, set addresses for the refrigerant cycle and indoor units. Especially when the indoor units from multiple refrigerant cycles are simultaneously controlled, transmission abnormality may occur due to address duplication.
• For more information about wiring remote control switch-indoor units and setting indoor units addresses, see the indoor units “INSTALLATION MANUAL”.
• Do not leave any space at the cable opening of the remote controller case. If there is any space, cover it with, e.g., vinyl tape to avoid trouble caused by dew or insects entering into the controller case.
• To use two remote controllers (main/sub-controllers), follow the procedure in “7 OPTIONAL FUNCTION” to configure the msub-remotemote controllers. Before setting, turn OFF the power of all the indoor units connected to the remote control switch.

Communication cable shall be field-supplied

• OPTION 1:
  Twist pair cable 2 x 0,75 mm2 (200m total max. length).

• OPTION 2:
  Standard shielded cable 2 x 0,75 mm2 connecting the shield to earth at the electrical box side (200m total max. total length).

Optional Accessory Cable

• The cables (2×0.75 mm2 twist wire) of different lengths are prepared as an option, which are fitted with connectors.
• Remote Control Cable (Option)

CHECKING PROCEDURE

• PC-ARH1E doesn’t have Test Run mode.
• The test running shall be performed from the outdoor units.

1. Turn ON the power for all the indoor units.
2. Models with automatic addressing will take three to five minutes to complete the setting.
3. Set the Test Run mode from the outdoor units.
4. Cancellation of the Test Run mode

The Test Run mode can be canceled when:

• The Test Run will be finished automatically after two hours of running.
• Cancellation of the Test Run from the outdoor units.
• Stop the Test Run by pressing the Run/Stop switch of the PC-ARH1E.

The total number of the indoor units connected will be indicated on the temperature display.

NOTE
Display indication when one indoor unit is connected

• Example when one unit is connected.
• In case the indicated number of connected units is incorrect, any transmission abnormality due to, an incorrect wiring/addressing or noise may exist. In such a case, turn OFF the power supply and check the following.

NOTE
DO NOT repeat the ON/OFF operation of the main switch within 10 seconds.

1. Indoor unit’s power supply does not turn ON, or incorrect wiring
2. Incorrect wiring connection between indoor units or remote controllers
3. Incorrect setting of rotary switch (overlapped setting)

CAUTION

• PC-ARH1E memorizes Test Run operation mode. The units will start in the Test Run mode if the mode of operation is not changed from the central control equipment which will be used with the unit after the Test Run, or from the remote control switch.
• Change the mode of operation using these devices or refer to “7 OPTIONAL FUNCTION” (H3 Operation Mode Change Restriction –00: Unlimited Operation) after the Test Run.

OPERATION

TOUCHPAD AND LCD DISPLAY

OPERATION MODE (COOLING, HEATING, DRY, COOLING/HEATING AUTOMATIC AND AIRFLOW OPERATION)

Function

• Cooling Operation (COOL): To decrease the room temperature.
• Heating Operation (HEAT): To increase the room temperature.
• Dry Operation (DRY): To decrease the humidity in the room.
• Cooling/Heating Automatic Operation (AUTO): To cooling and heating automatic changeover.
• Airflow Operation (FAN): To circulate the air in the room.

Before Operation

CAUTION

• Turn ON the power supply for the air conditioner.
• To protect the compressor unit, the power supply should be energized 12 hours before the startup operation is begun.
• Do not turn OFF the power supply during in-season heating or cooling operation.
• Make sure that the outdoor unit is always free of ice and snow. If snow is covered, remove it by using hot water (cooler than 50oC). If the water temperature is higher than 50oC, it will damage plastic parts.

By pressing “Mode”, the operation mode will be adjusted as follows.

NOTE
The advanced setting is required for the “AUTO” operation mode. Contact your distributor or dealer for detailed information.

AUTOMATIC COOLING/HEATING OPERATION

• In case a dual setpoint is selected in automatic cooling/heating operation, during auto mode both cooling setpoint and heating setpoint can be selected.
• Automatically and according to the indoor temperature the mode changes as follows:
• when the mode is in cooling, the mode is changed to heating if the indoor temperature is the “heating setpoint” -1°C.
• when the mode is in heating, the mode is changed to cooling if the indoor temperature is the “cooling setpoint” +1°C.

NOTE

• In the case of AUTO COOL indication.
• By pressing “Mode”, the operation mode will be adjusted as follows.

NOTE

• For Auto COOL/HEAT, though the temperature indication on display changes by pressing “Mode”, the actual operation mode remains “AUTO” and it does not change between AUTO COOL and AUTO HEAT.
• Advanced configuration is needed for the use of automatic cooling/heating operation and changing AUTO HEAT/COOL temperature.
• Contact your distributor or dealer for detailed information.

SETTING METHOD

Temperature Setting

• By pressing “Temp ˄ ”, the temperature is increased by 0.5°C (Max. 30°C).
• By pressing “ ˅ Temp”, the temperature is decreased by 0.5°C.
• Cooling, Dry, Airflow operation: Min. 19°C
• Heating operation: Min. 17°C

NOTE
Minimum and maximum temperature levels can be adjusted by setting the lower limit (set temperature for cooling) and the upper limit (set temperature for heating) from the function selection.

Fan Speed
By pressing “Fan”, the fan speed will be adjusted as follows.

NOTE

• During the dry operation, the fan speed is automatically adjusted to “LOW ” and cannot be changed to another fan speed. (“LOW ” will NOT be displayed on the LCD (liquid crystal display) at this time. The present setting condition will be displayed on the LCD.)
• The fan speed settings “HIGH2” and (or) “AUTO” might not be available depending on the type of indoor unit.

Swing Louver Direction
By pressing “Louver”, the louver direction will be adjusted as follows.

The Auto-swing operation will start. At this time, the louver graphic will swing repeatedly on the LCD.

NOTE

• The airflow angle is different for each indoor unit type. Check for detailed information in the “Swing Louver Direction” of each operation manual for the indoor units.
• Louver action as depicted on the LCD might not mimic the actual movement of the louver during the auto-swing operation. To adjust the louver position, first set the angle new angle on the LCD.
• Louver action might not stop immediately after the switch is pressed.

OPERATION START

• Press “On/Off”.
• The run indicator will be turned ON and the operation will initiate.

NOTE
Temperature/Airflow Setting:

The setting condition will be entered into memory once the setting is confirmed, therefore a daily setting is not required. In cases where a change of setting is required, refer to items “5.2 Operation Mode (Cooling, Heating, Dry, Cooling/Heating Automatic and Airflow Operation)” and “5.4.1 Temperature Setting”

OPERATION STOP

• Press “On/Off” again.
• The run indicator will shut OFF and the operation will be halted.

OTHER INDICATORS

IN NORMAL CONDITIONS

Central Control

• The “ ” means turned ON.
• In case the prohibiting operation by the controller is set from the central controller, operation, temperature setting, fan speed, and directsettingsting are not available from the controller.

Thermo-controller
The fan speed is changed to “LOW ” at the thermo-controller switch. However, the graphic indication remains unchanged. (Only in the heating operation mode.)

Defrost

Defrost Operation

• The “ • ” is turned ON during the defrosting.
• The indoor fan is stopped although the graphic indication is unchanged.
• The louver is fixed at the horizontal position.
• The graphic louver symbol on the LCD remains animated.

Operation Stoppage during Defrosting Operation

• The RUN LED (Green) goes out when the operation is stopped during defrosting.
• However, the operation continues with the “ • ” displayed, and the unit stops after the defrost operation is finished.

Operation Control

Supplying Electrical Power

• The “ • ” is activated when electrical power is turned ON.
• In this case, the compressor is now in the preheat stage. The operation might be delayed by a maximum of four hours. Do not cut power to the outdoor unit during seasonal heating and cooling operations.

During Hot Start (Heating Operation Only)
The “ • ” is turned ON.

Different Operation Mode

• The operation mode set by the controller is different from the outdoor unit operation mode.
• (Except for the heat recovery system models.)
• The operation mode indicator will flash.
• This indicator will flash when a command to COOL has been set by way of the controller during a HEATING operation.

Setback Operation
In case the setback operation is enabled and the card key is removed, the setpoint is compensated and the fan operates at a “Low” speed. While in setback mode, the boundary lines on the screen disappear.

By default,

• Cooling: Setpoint +2.5°C
• Heating: Setpoint -2.5°C

NOTE
Advanced configuration is needed for the use of setback operation and changing compensation for setbacks. Contact your distributor or dealer for detailed information.

IN ABNORMAL CONDITIONS

Abnormality

• The RUN LED (Red) is flashing.
• The indoor unit number, alarm code, model code, and the connected number of indoor units are displayed on the LCD.
• In cases where several indoor units are connected, the above items for each indoor unit are displayed one by one.

Power Failure

• All indicators are DARk.
• Once a unit is shut down by a power failure, it cannot be restarted after the power recovers. Repeat starting procedures again.
• In instances where the power failure and recovery are instantaneous, the unit will restart automatically.

Electronic Interference
For instance, if a unit is in a shutdown state and all indicators are OFF, this condition could have been induced by the reaction of the unit’s micro- computer fail-safe protections against electronic interference (EMI). If this is the case, perform restart procedures.

OPTIONAL FUNCTION

1. Press and hold “∇ ” for “Temp” and “Fan” simultaneously for at least three seconds during the normal mode (when the unit is not operated).
2. Select the optional mode by pressing “∇ ” or “Δ ” for “Temp” and press “Fan”.
3. Select the indoor unit by pressing “∇ ” or “Δ ” for “Temp” and press “Fan”. (This screen is NOT displayed when there is only one indoor unit connected with the controller. In this case, (4) will be displayed.)
4. Press “∇ ” or “Δ ” for “Temp” and select the item.
5. Press “Fan” and change the setting.
6. Press “∇ ” and “Δ ” for “Temp” simultaneously to return to the normal mode.

OPTIONAL SETTING ITEMS

No.| Item| Optional function| Individual

Setting

| Settings| Setting conditions| Description
---|---|---|---|---|---|---
| | Heating temperature

compensation

Models:

| |

00

| Normal (factory setting) (Setting Temperature + 4 ºC)|

This function is used to adjust the temperature difference between the temperature read by the

inlet sensor and the real room temperature.

This is useful when the inlet air thermistor is not placed inside the indoor unit or due to uneven heat load.

Note:

•     The “02”, “03”, and “04” settings may not be available depending on the type of indoor unit.

•     This setting shall be performed separately for each indoor unit, even in case multiple indoor units are connected to one remote controller.

| | |
| | RCI-FSN4

RCIM-FSN4E

| | 01| No compensation (Setting Temperature)
| | |
| | RCD-FSN3| ○| 02| Setting Temperature + 2 ºC
| | RPC-FSN3| | |
|
| | RPI-FSN5E| | 03| Setting Temperature + 3 ºC
1| b1| RPI-FSN3E(P)E(-f)| | |
|
| | RPIM-FSN4E(-DU)| | 04| Setting Temperature + 1 ºC
| | RPk-FSN(H)3M| | |
| |

Heating temperature compensation

Models: RPF(I)-FSN2E

|

○

|

00

| RPF(I)-FSN2E: Normal

(factory setting)

(Setting Temperature + 2 ºC)

01

| No compensation (Setting Temperature)
|
| | | | 02| Setting Temperature + 2 ºC

2

|

b2

|

Circulation function at heating thermo OFF

|

○

|

00

| Function disabled (factory setting)| This function keeps the fan running during the thermo OFF sequence, at the fan speed set on the remote control switch, to prevent the stratification of air in the room.
---|---|---|---|---|---|---

01

|

Function enabled

3|

b3

| Not Used| –| 00| –| Use as 00 conditions
01

4

|

b4

|

Change of filter cleaning

period

|

○

| 00| Standard (1200 hours)|

This function is used to modify the period of operation after which

the air filter cleaning indication is

shown in the remote control.

For RPk-FSN(H)3M models, the factory setting is b4=00: Standard setting 200 hours.

01| 100 hours
02| 1200 hours (factory setting)
03| 2500 hours
04| No indication

5

|

b5

|

Locking of operation mode

|

×

| 00| Function disabled (factory setting)| This function prevents the

modification of the operation mode of the unit from the remote controller and central controls, once it has been selected.

01

|

Function enabled

6

|

b6

|

Locking of setting temperature

|

×

| 00| Function disabled (factory setting)| This function prevents the

modification of the setting temperature of the unit from the remote controller and from

central controls, once it has been

selected.

01

|

Function enabled

7

|

b7

|

Setting operation mode as cooling only

|

×

| 00| Function disabled (factory setting)| This function is used to limit the operation mode to cooling only and to prevent the heating mode from being enabled.
01| Function enabled

8

|

b8

|

Automatic COOL/HEAT operation

|

×

| 00| Function disabled (factory setting)| This function enables the selection of Auto cool/heat operation mode. If the function is not activated, Auto cool/heat mode cannot be selected on the remote control switch.

01

|

Function enabled

9

|

bg

|

Locking of fan speed setting

|

×

| 00| Function disabled (factory setting)| This function prevents the modification of the fan speed of the unit from the remote controller and central controls, once it

has been selected.

01| Function enabled
10| bA| Not available| –| “- -”

permanent

| Not available| –

11

|

bb

|

Cooling setting temperature correction

|

×

| 00| No compensation (factory setting)| This function decreases the setting temperature and is used to produce longer cooling periods.
01| Setting temperature decreased by

1 ºC

02| Setting temperature decreased by

2 ºC

12|

bC

| Not used| –| 00| –| Use at 00 conditions
01
13|

bd

| Not used| –| 00| –| Use at 00 conditions
01
14| bE| Not used| –| 00| –| Use at 00 conditions
01

15

|

C1

|

Not used

|

–

| 00|

–

|

Use at 00 conditions

01
16| C2| Not available| –| “- -”

permanent

| –| –

17

|

C3

|

Not used

|

–

| 00|

–

|

Use at 00 conditions

18

|

C4

|

Not used

|

–

| 00|

–

|

Use at 00 conditions

---|---|---|---|---|---|---
01
19| C5| Static pressure selection Models

RPI-FSN5E

RPIM-FSN4E(-DU) RPI-FSN3(P)E(-f)

|

○

| 00| Standard static pressure (factory setting)|

This function is used to change the static pressure of the RPI units from the remote control.

01| High static pressure
02| Low static pressure
Increase of fan speed during normal operation (not during heating thermo OFF)

Models RCI-FSN4

RCIM-FSN4E RCD-FSN3 RPC-FSN3 RPk-FSN(H)3M RPF(I)-FSN2E

|

○

| 00| Standard (factory setting)| This function is used to change the fan speed of indoor units installed in high ceilings.
01| Hi-Speed 1
02| Hi-Speed 2
| | Fan speed setting on the remote controller
---|---
C5| High H| High| Medium| Low
0| Hi2| Hi| Me| Lo
1| Hi2| Hi1| Hi| Me
2| Hi2| Hi2| Hi1| Hi

20

|

C6

|

Increase of fan speed at heating thermo OFF

|

○

| 00| Function disabled (factory setting)| This function is used to increase the fan speed when the thermostat reaches the set temperature in heating according to the setting of function C5.

01

|

Function enabled

21

|

C7

|

Cancellation of forced compressor operation for at least 3 minutes

| ○| 00

01

| Function disabled (factory setting)

Function enabled
(Compressor operation during 3 minutes is no longer forced)

|

This function is available depending on the setting of function b3.

22

|

C8

| Control by the temperature

sensor of the remote control switch

? NOTE

The remote control switch shall be installed in a proper place for the correct detection of room temperature by its temperature sensor.

|

○

| 00| Control by the air inlet sensor of indoor units (factory setting)|

This function specifies the temperature sensor to be used as a control sensor by the indoor unit.

---|---|---|---|---|---|---

01

| Control by the temperature sensor of the remote control switch

02

|

Control by the average value of the air inlet sensor of indoor units and the temperature sensor of the remote control switch.

(Air inlet + Remote control switch)/2

Control sensor when a remote sensor is connected to the THM4 connector in the indoor unit PCB

NOTE

The remote sensor shall be installed in a proper place for the correct detection of room temperature.

Model

RPF(I)-FSN2E

| ○| 00, 01, 02| When a remote sensor is connected to THM4, this remote sensor is used as a control sensor, whichever the setting for C8 (factory setting C8=00)
Control sensor when a remote sensor is connected to the THM4 connector in the indoor unit PCB

NOTE

The remote sensor shall be installed in a proper place for the correct detection of room temperature.

Models RCI-FSN4

RCIM-FSN4E RCD-FSN3 RPC-FSN3 RPI-FSN5E

RPI-FSN3E(P)E(-f) RPIM-FSN4E(-DU) RPk-FSN(H)3M

|

○

|

00, 02

|

Air temperature control using the average value of the air inlet

thermistor and the remote sensor (factory setting C8=00)

(Air inlet + Remote sensor)/2

01

|

Air temperature control using the remote sensor

23|

Cg

| Not available| –| “- -”

permanent

| –| –
24| CA| Not available| –| “- -”

permanent

| –| –

25

|

Cb

|

Selection of forced stoppage logic

|

○

|

00

| Forced stoppage input: A contact,

normally open contact (factory setting)

|

This function determines the logic operation for the forced stoppage contacts.

01| Forced stoppage input: B contact,

normally closed contact

26|

CC

| Not used| –| 00| –| Use at 00 conditions

27

|

Cd

| Stop of indoor unit fan

during cooling thermo OFF conditions

? NOTE

For model RPI-FSN3E(P)E and RCD-FSN3, this function is NOT available.

|

–

| 00| Fan speed during cooling thermo

OFF: Low (factory setting)

| The operation of the indoor unit fan is stopped in cooling thermo OFF conditions when using the additional remote temperature sensor THM-R2AE (connected to THM4) or the PC-ARFP1E temperature sensor.

C8 must be set to 01 to use the Cd=01 setting.

---|---|---|---|---|---|---

01

|

The indoor unit fan is stopped during cooling thermo OFF

28

|

CE

|

Stop of an indoor unit fan during heating thermo OFF conditions

Stop of indoor unit fan during heating thermo OFF conditions (with remote control switch temperature sensor)

|

–

|

00

|

Fan speed setting during heating thermo OFF: Low (factory setting)

| The indoor unit uses the PC- ARFP1E temperature sensor to monitor the room temperature when the fan is stopped (heating thermo OFF fan stop sequence)

C8 must be set to 01 to use the CE=01 setting.

Control by remote temperature sensor connected to THM4 is not permitted (use E8 function in that case).

01

| The indoor unit fan is stopped during heating thermo OFF.

(In case that automatic louver is set, the louvers will keep operating in both thermo ON and thermo OFF conditions)

29

|

CF

| Modification of louvre swing

range

Models: RCI-FSN4

RCIM-FSN4E RCD-FSN3 RPC-FSN3

|

○

| 00| Standard (7 steps)

(factory setting)

|

This function adjusts the angle of the air outlet louver.

(Changes to the setting of this function are applied after turning the power supply off and on again, or after the automatic louver has made a full cycle in automatic mode)

01

| Cold draft prevention (5 steps)

(Cannot be set to the lower two steps; lower 2 steps cut off)

02

| High ceilings (5 steps)

(Cannot be set the upper two steps; upper 2 steps cut off)

Models:

RPk-FSN(H)3M

|

○

| 00| Standard (7 steps)

(5 steps for cooling / dry mode)

01

| Cold draft prevention

(5 steps for heating and fan only)

(Cannot be set to the lower two steps, lower 2 steps cut off)

02| Not used

30

|

d1

|

Management of indoor unit operation after a power supply cut-off – option 1

|

○

| 00| Function disabled (factory setting)| When the power supply is restored,

the indoor units controlled by the wired remote control switch are turned on regardless of their ON/ OFF status at the time of the last power cut-off.

01

|

Function enabled

31| d2| Not available| –| “- -”

permanent

| –| –

32

|

d3

|

Management of indoor unit operation after a power supply cut-off – option 2

|

○

|

00

|

Function disabled (factory setting)

| When the power supply is restored,

the indoor units controlled by the wired remote control switch are turned on automatically ONLY if they were already ON at the time of the last power cut- off.

If indoor units were OFF when power was turned OFF, they remain in OFF status when power is restored.

01

|

Function enabled

33

|

d4

|

Not used

|

–

| 00| –|

Use at 00 conditions

01|

34

|

d5

|

Prevention of low air outlet temperature in heating mode

|

○

| 00| Function disabled (factory setting)| This function prevents the

occurrence of an excessively cold air flow in heating mode by decreasing the fan speed during

the heating operation, also taking into

account the setting of function C5.

01

|

Function enabled

35

|

d6

|

Not Used

|

–

| 00|

–

|

Use as 00 conditions

01
36| d7| Not available| –| “- -”

permanent

| –| –
---|---|---|---|---|---|---
37|

e1

| Not Used| –| 00| –| Use as 00 conditions
01/02
38|

e2

| Not Used| –| 00| –| Use as 00 conditions
01
39|

E3

| Not used| –| 00| –| Use at 00 conditions
01
40|

e4

| Not Used| –| 00| –| Use as 00 conditions
01/02

41

|

E5

|

Not used

|

–

| 00|

–

|

Use at 00 conditions

01

42

|

E6

|

Period of indoor fan operation after cooling operation stoppage

|

○

| 00| Disabled function (factory setting)|

This function prevents condensation in the unit by keeping the fan running after the unit operation has been turned OFF.

01| 60 minutes
02| 120 minutes
43|

E7

| Not used| –| 00| –| Use at 00 conditions
01

44

|

E8

|

Control for stop of the indoor unit fan during heating thermo OFF conditions (with remote sensor THM-R2AE connected to the THM4 connector in the indoor unit PCB)

|

○

|

00

|

Fan operation in speed

| This function stops the fan

to prevent cold draughts or overheating.

C8 must be set to 01 to use the E8=01 setting.

The connection of a THM-R2AE remote temperature sensor to the THM4 port in the indoor unit PCB is required. The remote sensor shall be installed in a proper place for the correct detection of room temperature.

(In case the automatic louver is set, the louver will keep operating in both thermo ON and thermo OFF conditions.)

01

|

Fan stop in thermo OFF conditions.

45|

eg

| Not Used| –| 00| –| Use as 00 conditions
01

46

|

EA

|

Not used

|

–

| 00|

–

|

Use at 00 conditions

01
02

47

|

Eb

|

Indoor unit fan control during cooling thermo OFF conditions

|

○

| 00| Function disabled (factory setting)|

This function decreases the speed of the indoor unit fan during cooling thermo OFF, to reduce the spread of smells and humidity.

01| Low
02| Slow

48

|

EC

|

Forced thermo ON when stopping in cooling operation

|

○

| 00| Function disabled

(factory setting)

|

This function is used to force thermo ON for 6 minutes when stopping in cooling operation.

01

|

Enabled

49|

Ed

| Not used| –| 00| –| Use at 00 conditions
01

50

|

EE

|

Control in “Automatic” indoor fan speed mode

|

○

| 00| Function disabled

(factory setting)

| This function limits the speed

of the indoor fan when room temperature is close to the setting temperature.

01| Enabled

51

|

EF

| Control in “Automatic” indoor fan speed mode (supporting High H)

Models:

RCI-FSN4 RCIM-FSN4E RCD-FSN3 RPC-FSN3 RPI-FSN5E

RPI-FSN3E(P)E(-f) RPIM-FSN4E(-DU) RPk-FSN(H)3M

|

○

|

00

|

Function disabled

|

This function limits the speed of the indoor fan when the room

temperature is close to the setting temperature, allowing it to reach High H speed.

---|---|---|---|---|---|---

01

|

Function enabled

52| F0| Not available| –| “- -”

permanent

| –| –

53

|

F1

|

Automatic OFF timer setting Models:

RCI-FSN4 RPC-FSN3 RPk-FSN3M RPI-FSN5E

RPIM-FSN4E(-DU) RCD-FSN3

RCIM-FSN4E RPI-FSN3(P)E

|

×

| 00| Function disabled

(Factory setting)

|

This function sets an automatic OFF timer to switch OFF the indoor units controlled by the remote control switch (when the units have been started by remote control).

(Do not set the values “0C”-“0F” when two remote control switches are used in the same remote control group)

01| 1 hour
02| 2 hours
03| 3 hours
04-24| (04-24) hours
0A| 30 minutes
0B| 90 minutes
0C| 40 minutes|

} Do not set these when two wired

controllers are used.

0D| 45 minutes
0E| 50 minutes
0F| 55 minutes

Automatic OFF timer setting Models:

RPF(I)-FSN2E

|

×

| 00| Function disabled

(Factory setting)

|

This function is used to set the automatic timer to switch off when the unit has been started by remote control.

01| 1 hour
02| 2 hours
03| 3 hours
04-24| (04-24) hours
0A| 30 minutes
0B| 90 minutes

54

|

F2

|

Remote control main-sub setting

|

×

| 00| Main (Master remote control)

(Factory setting)

| This function is used to define which remote control switch is used as master or slave when two remote controllers are connected to one indoor unit.

01

|

Sub (Slave remote control)

55

|

F3

|

Automatic reset of setting temperature

|

×

|

00

|

Function disabled (Factory setting)

| This function is used to limit unit operation and save energy.

The setting temperature is automatically set to the value defined with functions “F5” or “F6”, according to the current operation mode, after the time set with function “F4” has passed since

the last manual change of setting temperature.

In case the values of “F5” or “F6” are out of the limits set with functions “FC” and “Fd”, limitations set by “FC” and “Fd” have priority.

01

|

Function enabled

56

|

F4

|

Automatic reset time

|

×

| 00| 30 minutes (factory setting)| This function sets the automatic reset time delay for function F3.
01| 15 minutes
02| 60 minutes
03| 90 minutes

57

|

F5

|

Automatic reset temperature for cooling

|

×

| 19| 19 °C|

This function defines the default temperature set point for the automatic reset function F3 in FAN/COOL/DRY modes.

|
---|---|---|---|---|---|---|---
20| 20 °C|
21| 21 °C|
·

·

·

| ·

·

·

|
24| 24 °C|
25| 25 °C (factory setting)|
26| 26 ºC|
·

·

·

| ·

·

·

|
28| 28 ºC|
29| 29 ºC|
30| 30 ºC|

58

|

F6

|

Automatic reset temperature for heating

|

×

| 17| 17 ºC|

This function defines the default temperature set point for the automatic reset function F3 in HEAT mode.

|
18| 18 ºC|
·

·

·

| ·

·

·

|
20| 20 ºC|
21| 21 ºC (factory setting)|
25| 25 ºC|
·

·

·

| ·

·

·

|
28| 28 ºC|
29| 29 ºC|
30| 30 ºC|

59

|

F7

| Prevention of operation stoppage due to wrong operation of the remote controller|

×

| 00| Function disabled (factory setting)|

Operation is stopped by pressing the run/stop switch for 3 seconds.

|

01

|

Function enabled

|

60

|

F8

| Lock function for operation mode selection|

×

| 00| Function disabled| This function is used to prevent changes to the operation mode.|
01| Function enabled (factory setting)|

61

|

Fg

| Lock function for temperature setting|

×

| 00| Function disabled| This function is used to prevent changes to the temperature setting.|
01| Function enabled (factory setting)|

62

|

FA

| Lock function for fan speed selection|

×

| 00| Function disabled| This function is used to prevent changes to the fan speed.|
01| Function enabled

(factory setting)

|

63

|

Fb

| Lock function for swing louver operation|

×

| 00| Function disabled| This function is used to prevent

changes to the automatic Louvre operation.

|
01| Function enabled

(factory setting)

|
| | | | | Function disabled|

This function defines the lowest temperature setting value for FAN/ COOL/DRY modes.

|
| | | | 00| 19 °C is the standard minimum set|
| | | | | point. (factory setting)|
| | | | 01| +1 ºC (Lower limit 20 ºC)|
| |

The lower limit of setting

| | 02| +2 ºC (Lower limit 21 ºC)|
03| +3 ºC (Lower limit 22 ºC)|
| | temperature for cooling| |
64| FC| (Minimum value of setting| ×|
·| ·|
| | temperature allowed in| | ·| ·|
| | cooling)| | ·| ·|
| | | | 08| +8 ºC (Lower limit 27ºC)|
| | | | 09| +9 ºC (Lower limit 28 ºC)|
| | | | 10| +10 ºC (Lower limit 29 ºC)|
| | | |

00

| Function disabled

30 ºC is the standard maximum set point. (factory setting)

| |
---|---|---|---|---|---|---|---
| | | | 01| -1 ºC (Upper limit 29 ºC)| |
| |

The upper limit of setting the temperature for heating

| | 02| -2 ºC (Upper limit 28 ºC)| This function defines the highest temperature setting value for HEATING mode.|
03| -3 ºC (Upper limit 27 ºC)|
65| Fd| (Maximum value of setting temperature allowed in heating)| ×|

Models:

RPF(I)-)FSN2E

up to 20ºC (FC=10)

|
·

·

·

| ·

·

·

|
10| -10 ºC (Upper limit 20 ºC)|
| | | | 11| -11 ºC (Upper limit 19 ºC)| |
| | | | 12| -12 ºC (Upper limit 18 ºC)| |

66

|

FE

|

Not used

|

–

| 00|

–

|

Use at 00 conditions

|
01|
02|
67|

F

| Not Used| –| 00| –| Use as 00 conditions|
01|

68

|

H1

| No indication of maintenance alarm|

×

| 00| Displayed| This function is used to display

or hide the maintenance alarm indication.

|
01| Hidden|

69

|

H2

|

Indication of hot start

(No Indication of operation limitation)

|

×

|

00

|

Displayed

| This function is used to display

or hide the automatic control indication.

Models:

RPF(I)-FSN2E

Not available, use at 00 conditions

|

01

|

Hidden

|
| | | | 00| Unlimited operation| ? NOTE

“01” is available only when one controller is used. Do not use this setting when two controllers are used.

|

70

|

h3

|

Operation mode change restriction

|

×

| 01| Operation mode set by central

control equipment + “Fan” mode

|

02

| Operation mode change not available (Hide operation mode) (Factory setting)|
71| h4| Not Used| –| 00| –| Use as 00 conditions|
01|
72| H5| Not Used| –| 00/01| –| Use as 00 conditions|
73| H6| Not Used| –| 00/01| –| Use as 00 conditions|
74|

J1

| Not used| –| 00| –| Use at 00 conditions|
01|
75| J2| Not used| –| 00| –| Use at 00 conditions|
01|
76| J3| Color of the Run indicator| ×| 00| Green (factory setting)| –|
01| Red|
77| j4| Not used| –| 00/01| Not used (Use as 00 conditions)| |
78|

J5

| Not used| –| 00| –| Use at 00 conditions|
01|
79|

J6

| Not used| –| 00| –| Use at 00 conditions|
01|
80| j7| Not used| –| 00/01| –| Use as 00 conditions|

81

|

J8

|

Eco-operation

|

×

|

00

|

Function disabled (factory setting)

| When the unit is restarted by

the remote control switch, the temperature automatically changes to the setting temperature of “F5” or “F6”.

Models:

RPF(I)-FSN2E

Not available, use at 00 conditions

---|---|---|---|---|---|---

01

|

Function enabled

82|

J9

| Not used| –| 00| –| Use at 00 conditions
01
83|

jA

| Not Used| –| 00/01| –| Use as 00 conditions
84|

jb

| Not Used| –| 00/01| –| Use as 00 conditions
85| k1| Not used| –| 00| –| Use at 00 conditions
01
86|

k2

| Not used| –| 00| –|

Use at 00 conditions

01

87

|

k3

|

Not used

|

–

| 00|

–

|

Use at 00 conditions

01

88

|

k4

|

Not used

|

–

| 00|

–

|

Use at 00 conditions

01
02
03

89

|

k5

|

Detection level of the motion sensor kit

|

○

|

00

|

Standard (factory setting)

| Models:

RPF(I)-FSN2E

Not available, use at 00 conditions.

This parameter defines the sensitivity of the motion sensor. The amount of activity in the room is assessed according to a different scale based on this setting.

Detailed information about the operation of the motion sensor can be found in the technical documentation of the indoor units.

01

|

High

02

|

Low

90

|

k6

|

Selection of allowed operation modes when the control sensor of the indoor unit is set by the C8 function

|

○

| 00| All modes allowed|

This function is used to select the operation modes in which the setting of C8 (use of remote control switch sensor or remote sensor on THM4 to control the indoor unit) is enabled.

01| Only cooling/dry allowed
02| Only heating allowed
03| All modes allowed

91

|

k7

|

Not used

|

○

| 00|

–

|

Use at 00 conditions

01
02
03

92

|

k8

|

Control for the prevention of condensation on the louvers.

|

○

|

00

|

Function disabled (factory setting)

| Condensation may occur around the air outlet during COOL/DRY operation with horizontal airflow or downward airflow for long periods.

This function is used to prevent condensation by moving the

louver swing angle to the third step automatically for 30 minutes every 1 hour.

(In RPk units, this function is activated using DSW2-4 instead of the k8 optional function)

01

|

Function enabled

93

|

kg

|

Not used

|

–

| 00|

–

|

Use at 00 conditions

---|---|---|---|---|---|---
01

94

|

kA

|

Not used

|

–

| 00|

–

|

Use at 00 conditions

01

95

|

L1

|

Not used

|

○

| 00|

–

|

Use at 00 conditions

01
02
03

96

|

L2

|

Not used

|

–

| 00|

–

|

Use at 00 conditions

01
02
03

97

|

L3

|

Operation of the louvers in energy-saving thermo OFF (Cooling / Dry mode)

|

○

|

00

|

Direct air blow Low (factory setting)

| Power save must be ON to use this function (L5 must be set to 01).

This function is used to establish louver swinging operations ranging from continuous swing to static operation.

Low: Continuous louver swing

Medium: Louvre swing with intermittent stops for 20/40 seconds

High: Louvre stopped at full opening position, according to the setting of CF.

01

|

Direct air blow Medium

02

|

Direct air blows High

03

|

Disabled

98

|

L4

|

Fan acceleration in energy- saving thermo OFF (Cooling mode)

|

○

|

00

| Function disabled (factory setting)| This function increases fan speed by one step to prevent the loss of comfort due to the forced thermo OFF for energy saving during cooling operation.

01

|

Function enabled

99

|

L5

|

Louvre swing operation during energy-saving forced thermo OFF

|

○

|

00

| Function disabled (factory setting)|

This function is used to enable the setting of function L3.

01

|

Function enabled

100| L6| Not used| –| 00| –| Use at 00 conditions
01
101| L7| Not available| –| “- -”

permanent

| –| –
102| L8| Not used| –| 00| –| Use at 00 conditions
01

103

|

Lg

|

Not used

|

○

| 00|

–

|

Use at 00 conditions

01
104| LA| Not used| –| 00| –| Use at 00 conditions
01
105| Lb| Not used| –| 00| –| Use at 00 conditions
01

106

|

P1

|

Setting the temperature in 0.5 ºC steps

|

×

|

00

|

Enabled (0.5 °C steps) (factory setting)

| This function is used to define

whether the setting temperature is adjusted in 0.5 ºC steps (when set to “00”) or in 1 ºC steps (when set to “01”).

This setting also determines whether the resolution of the temperature differential of the thermistor is 0.5 ºC (when set to “00”) or 1 ºC (when set to “01”).

---|---|---|---|---|---|---

01

|

Disabled (1 °C steps)

107| P2| Not used| –| 00| –| Use at 00 conditions
01

108

|

P3

|

Temperature sensor displayed

|

×

| 00| Inlet air thermistor (Tin)|

This function is used to select the thermistor whose temperature is displayed.

01| Outdoor air thermistor (Tout)
02| Remote controller thermistor (RCS)
03| Remote sensor (THM4)
109|

P4

| Not used| –| 00| –| Use at 00 conditions
01

110

|

P5

| Display of setting temperature when the operation mode is Fan|

×

| 00| Shown| This function is used to hide the display of setting temperature during operation in fan mode.
01| Hidden

111

|

P6

|

Operation of the ECO button

|

×

| 00| ECO button enabled (factory setting)|

The operation of the ECO button is disabled when P6 is set to 01

01| ECO button disabled

112

|

P7

|

Prohibition of menu screen transition

|

×

| 00| Function disabled (factory setting)| This function is used to prohibit the

access to the menu screens.

The text “Display disabled”

appears on the screen instead.

01| Function enabled
113| P8| Not used| –| 00| –| Use at 00 conditions
01
114| P9| Not used| –| 00| –| Use at 00 conditions
01

115

|

PA

|

Daylight saving time

|

×

| 00| 1 hour| This function is used to set the amount of adjustment when daylight saving time is applied.
01| 2 hours
116| Pb| Not used| –| 00| –| Use at 00 conditions
01
117| PC| Not used| –| 00| –| Use at 00 conditions
01
118| 91| Not used| ×| 00| –| Use at 00 conditions
01
119| 92| Not used| ×| –| –| Not used
120| 93| Not used| ×| –| –| Not used
121| 94| Not used| ×| –| –| Not used
122| 95| Not used| ×| –| –| Not used
123| 96| Not used| –| 00| –| Use at 00 conditions
01
124| 97| Not used| –| 00| –| Use at 00 conditions
01
125| 98| Not used| –| 00| –| Use at 00 conditions
01
126| 9g| Not used| –| 00| –| Use at 00 conditions
01
127| 9A| Not used| –| 00| –| Use at 00 conditions
01
128|

9b

| Not used| –| 00/01| –| Use as 00 conditions

129

|

9C

|

Not used

|

–

|

00/…/04

|

–

|

Use as 00 conditions

---|---|---|---|---|---|---
130| 9d| Not used| –| 00/…/11| –| Use as 00 conditions

131

|

r1

|

Dual setpoint

|

×

| 00| Function disabled

(factory setting)

| This function allows the setting of independent setpoints for cooling and heating in the automatic cooling/heating mode.
01| Function enabled

132

|

r2

|

The setting of temperature differential for switching cooling and heating

|

×

| 0.5| 0.5 ºC|

This function can only be set when function r1 is set to 01.

1.0| 1.0 ºC
1.5| 1.5 ºC
2.0| 2.0 ºC
2.5| 2.5 ºC
3.0| 3.0 ºC

133

|

r3

|

Setback temperature compensation

|

×

| 0.5| 0.5 ºC|

This setting is the temperature differential value to adjust the setting temperature during the Setback operation.

1.0| 1.0 ºC
1.5| 1.5 ºC
2.0| 2.0 ºC
2.5| 2.5 ºC
3.0| 3.0 ºC
3.5| 3.5 ºC
4.0| 4.0 ºC
4.5| 4.5 ºC
5.0| 5.0 ºC
5.5| 5.5 ºC
134| r4| Not used| –| 00| –| Use at 00 conditions
01
135| r5| Not used| –| 00| –| Use at 00 conditions
01
136| r6| Not used| –| 00| –| Use at 00 conditions
01
137| r7| Not used| –| 00| –| Use at 00 conditions
01
138| r8| Not used| –| 00| –| Use at 00 conditions
01
139| RG| Not used| –| 01| –| Use at 00 conditions
02

140

|

rA

|

Not used

|

–

| 00|

–

|

Use at 00 conditions

01
02
03
04
05
06
07
141| RB| Not used| –| 00~12| –| Use at 00 conditions
142| S1| Not used| –| 00| –| Use at 00 conditions
01
143| S2| Not used| –| 00| –| Use at 00 conditions
01
144| S3| Not used| | 00| –| Use at 00 conditions
01
145| S4| Not used| | 00| –| Use at 00 conditions
01
146| S5| Not used| | 00| –| Use at 00 conditions
01

147

|

S6

|

Not used

| | 00|

–

|

Use at 00 conditions

01
02

148

|

S7

|

Not used

| | 00|

–

|

Use at 00 conditions

01
02
03
04
05
06
07
149| S8| Not used| | 00| –| Use at 00 conditions
---|---|---|---|---|---|---
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15

NOTE

• After at least three minutes from power ON, change the optional setting.
• When changing the “CF” setting (change of louver swing angle), restore the power supply or allow the louver to make one complete swing fully in the auto-swing mode to apply the optional setting.
• The optional settings may be different according to the indoor and outdoor unit models. Check to ensure that the unit has the optional setting.
• Record the setting conditions for each optional setting in the “Setting” column of the table below.
• The above optional functions marked with an “X” at the individual setting can change the condition only when “All Rooms” is set.

INPUT AND OUTPUT SELECTION

1. Press and hold “∇ ” for “Temp” and “Fan” simultaneously for at least three seconds during the normal mode (when the unit is not operated).
2. Select the optional mode by pressing “∇ ” or “Δ ” for “Temp” and press “Fan”.
3. Select the indoor unit by pressing “∇ ” or “Δ ” for “Temp” and press “Fan”.
   • (This screen is NOT displayed when there is only one indoor unit connected with the controller.
   • In this case, (4) will be displayed.)
4. Press “∇ ” or “Δ ” for “Temp” and select the item.
5. Press “Fan” and change the setting.
6. Press “∇ ” and “Δ ” for “Temp” simultaneously to return to the normal mode.

INPUT AND OUTPUT NUMBER DISPLAY AND CONNECTORS

Input Number Display| Port| Factory Setting| Setting
---|---|---|---
Input/Output Indication| Setting Item| Indication
Input 1| CN3 1-2| Remote ON/OFF 1 (Level)| 03|
Input 2| CN3 2-3| Prohibiting Remote Control after Manual Stoppage| 06|
Output 1| CN7 1-2| Operation| 01|
Output 2| CN7 1-3| Alarm| 02|
Output 3| CN8 1-2| Thermo-ON for Heating| 06|

INPUT AND OUTPUT SETTINGS AND DISPLAY CODES

Indication| Input|

Output

---|---|---
00| Not set| Not set
01| Room Thermostat (for Cooling)| Operation
02| Room Thermostat (for Heating)| Alarm
03| Remote ON/OFF 1 (Level)| Cooling
04| Remote ON/OFF 2 (Operation)| Thermo-ON for Cooling
05| Remote ON/OFF 2 (Stoppage)| Heating
06| Forbidding Remote Control after Manual Stoppage| Thermo-ON for Heating
07| Remote Cooling / Heating Change| Total Heat Exchanger
09| Setback Operation|

NOTE

• After at least three minutes from power ON, change the optional setting.
• Do not set the elevating grille for the total heat exchanger.
• Record the setting conditions for each input and output in the “Setting” column of the table.

CHECK MODE

• Check 1: The sensor condition of the air conditioner will be monitored and indicated.
• Check 2: Sensor data of the air conditioner before alarm occurrence will be indicated. Press and hold “∇ ”, “Δ ” for “Temp” and “Fan” simultaneously for at least three seconds during the normal mode.

1. Select the “Check” mode by pressing “∇ ” or “Δ ” for “Temp” and press “Fan”.
2. Select the indoor unit by pressing “∇ ” or “Δ ” for “Temp” and press “Fan”.
3. Press “∇ ” or “Δ ” for “Temp” and select the item.
4. Press “∇ ” or “Δ ” for “Temp” simultaneously to return to the normal mode.

NOTE
The “check” items are different for each indoor unit type. Check the service manual for the indoor unit to be used for detailed information.

Items of Check Mode 1

The average value of 30 seconds (update time of the check mode cycle) is displayed on the LCD.

Items of Check Mode 2

Shimizu Factory, Hitachi-Johnson Controls Air Conditioning, Inc 390, Muramatsu, Shimizu-ku Shizuoka-shi. 4240926 – Japan. © 2020 Johnson Controls- Hitachi Air Conditioning Technology (Hong Kong) Ltd.

Printed in China.

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