Robertshaw RS1110 Programmable 1 Heat 1 Cool Wall Thermostat Instruction Manual

Robertshaw RS1110 Programmable 1 Heat 1 Cool Wall Thermostat

Installation, Mounting

CAUTION:

1. This device should be installed by a qualified technician with due regard for safety, as improper installation could be hazardous.
2. Turn off the thermostat, all electronic devices and any electrical devices (e.g. heater) which will be connected before installation and maintenance.
3. This product should be used in conjunction with a NTRL LISTED Class 2 power supply. Operation from other supplies may result in a potential fire risk.

Installation location
The thermostat should be mounted on an inner wall 1.Sm (-5 feet) above the floor in a position where it is readily affected by changes of the general room temperature with freely circulating air. Prevent direct exposure to sunlight. Do not place this thermostat at a location where air circulation is low, or where it is subject to frequent temperature changes (e.g. near a door). Do not place the thermostat near heat generating sources (e.g. radiators, hot air vents, TV or lights). Do not expose the thermostat to moisture. Do not expose the thermostat to dipping or splashing.

Opening
Pull out the battery drawer and then lightly press on the spot shown below in order to detach the front shell from the base.

Wiring

There are 4 wiring terminals at the back of the thermostat which are labeled as “Y”, “G”, “R” and “O/B W”. The recommended wire range is (AWG) 14-22. Do not use metal conduits or cables provided with a metal sheath.

Wiring without heat pump

Wiring with heat pump

Mounting

1. Position the wall plate on the wall and pull any existing wires through the large opening in the plate.
2. Far proper appearance, level the plate on the wall.
3. If your existing holes da not line up with the new wall plate, mark holes for lhe plastic anchors provided
4. Drill holes with a 3/16″ bit and gently tap anchors into the holes until flush with wall.
5. Reposition the wall plate to the wall, pulling wires through the large opening.
6. Insert mounting screws provided into wall anchor and tighten.

Batteries insertion

Pull out the battery drawer and insert two fresh AAA alkaline batteries into the drawer according to the polarity marked inside; then slide the drawer back into place. Do not mix batteries of different types or brands. Do not use old and new batteries together.

Operation

1. When the thermostat is first powered on, all segments will show.
   After 2 seconds the thermostat will display normally as shown below.

2. Temperature detection starts and the LCD will display the room temperature within a few seconds.

3. When the backlight is off press any button to turn on the backlight.

4. Press button to select off mode (default) / heat model cool mode.

5. By default, the thermostat runs in the Program mode and will control heating/cooling automatically according to the default program times and temperatures.

6. Press button to select the Setting Menu.

7. Press or button to adjust heaU cool setting temperature.

8. In Heat mode, when temperature is below s•c / 40° F, defrost function is activated with jDUROSTI displayed. Heater is on regardless of the setting temperature.

9. Below 0° C/ 32° F, RS1110 will display LO.Heating will be activated in Heat mode.

10. Above 40° C/ 99° F, RS1110 will display HI.Cooling will be activated in Cool mode.

Time setting

1. Press any button to turn on backlight.
2. Press button to enter the Setting Menu, “CLOG” will be displayed.
3. Press button to change the lime, the Day of Week (MO/TU/WE/TH/FR/SA/SU) will flash, press or buttons to select the current Day of Week, then press button.
4. The Hour will flash, press or buttons to set the hour, then press button.
5. The Minutes will flash, press or button to set the minutes.
6. Press button to confirm the setting and return to the Setting Menu.
7. Press button two times to return to the Normal display mode or the thermostat will return to the normal display if no button is pressed for 10 seconds.

Temperature control

This thermostat can operate as either a simple setback thermostat or a programmable thermostat. By default, this product is configured as a programmable thermostat (Program On).

Program On
When the Program is turned on, the thermostat will control the output according to the programmed times and temperatures. The Default Program settings are displayed below:

Heat mode:

MORN

| MON~FRI| SAT| SUN
---|---|---|---
time

6AM

| ° Fi° C

70/21

| time

8AM

| ° F/° C

70/21

| time       ° F/° C

8AM            70/21

DAY

EVE

| 8AM| 61/16| 10AM| 61/16| 10AM           61/16
6PM| 70/21| 6PM| 70/21| 6PM            70/21
NIGHT| 10PM| 61/16| 11PM| 61/16| 11PM           61/16

Cool mode:

Program Setting:

The program may be changed to your preferences. To adjust heaVcool program settings:(Not allow access program setting in off mode)

1. Press any button to turn on backlight.
2. Select HeaVCool mode by pressing button at the Normal display mode.
3. Press button to enter the Setting Menu.
4. Press button until “Prog” is displayed.
5. Press button to enter Program setting, “ON”fOFF” will flash, press or button to select program ON/OFF.
6. Make sure “On” is selected, press button, to modify the program setting. Settings are adjusted in the order of: (Hour -+ Minute -+ Setting Temperature)
7. There are three schedules to be set. MO-FR, SA . SU.
8. The first setting is MO-FR schedule and MORN program setting, the MORN hour will flash, press or button to program the MORN time.
9. Press button, the MORN minute will flash, press 0r <Down button to program the MORN time.
10. Press button, the temperature will flash, press or button to program the setting temperature
11. Press button, to enter the DAY zone program settings, the modification of other zones (DAY, EVE, NIGHT) are similar to above steps.
12. Press button, to enter the next schedule (SA.SU), the modification of other schedules are similar to above steps.
13. Press button again to confirm the settings, then press to return to the normal display or the thermostat will return to the Normal display mode if no buttons are pressed for 10 seconds.

Temporary Override:

When the program is ON, the thermostat controls the temperature according to the program. If you want to override the programmed temperature temporarily:

1. Press any button to turn on backlight.
2. Press or button and the current set temperature will flash.
3. Pre15 button to adjust heaVcool setting temperature and DYl!RRU r will be displayed.
4. n the Heat mode, only the heat setting temperature can be adjusted.
5. In the Cool mode, only the cool setting temperature can be adjusted.
6. If none of the buttons are pressed for 10 seconds the thermostat will confirm the set temperature and return to the normal display.

The temporary Override Mode will last until the next programmed time begins. At that time, the heaVcool setting temperature will follow the programmed
temperature and will disappear. The 1 I may also be stopped manually by pressing the button.

Program Off
When the Program is Off, this thermostat controls the output according to a single setpoint like a simple setback thermostat. To configure the thermostat to program Off: (Not allow access program setting in off mode)

1. Press any button to turn on backlight.
2. Select the Heat or Cool mode by pressing button at the Normal display mode.
3. Press button to enter the Setting Menu.
4. Press button until “Prog” is displayed.
5. Press button to enter Program setting, “ON”rOFF” will flash, press or button to select program ON/OFF.
6. Select “OFF” and then press button to return to the Setting Menu.
7. Press button to return to the Normal display mode or the thermostat will return to the Normal display mode if no button is pressed for 1 O seconds.
8. In this stage, the Program mode will be disabled and the event icons will disappear in the Normal display mode.

To adjust the setpoint at Program Off

1. Press any button to turn on backlight.

2. Press or , button the current head cool setting temperature will flash.

3. Press or button to adjust head cool setting temperature.
   The symbol will NOT display at Program Off.

4. In the Heat mode, only the heat setting temperature can be adjusted.

5. In the Cool mode, only the cool setting temperature can be adjusted.

Fan operation

If FAN ON is selected, the Fan runs continuously.
If FAN AUTO is selected, the Fan runs only when the heating or cooling system is on. The fan will be turned off 2 minutes after heating/cooling system turns off.
Fan mode setting:

1. Press any button to turn on backlight.
2. Press button to enter Setting Menu.
3. “FAN” will be displayed.
4. Press button to enter Fan mode setting, FAN ON/ FAN AUTO will flash.
5. Press or buttons to select Fan mode.
6. Press button to confirm the setting and return to the Setting Menu. Press button 3 times to return to the Normal display mode or the thermostat will return to the normal display if none of the buttons are pressed for 10 seconds.

Advanced Settings

Advanced Settings contain the Configuration Menu and Temperature Calibration.

Configuration Menu Selection

1. Press any button to turn on backlight.
2. Press and Hold and buttons for 2 seconds to enter the Configuration Menu.
3. The left letters represent the configuration type; the right letters or numbers represent the settings.
4. Press or button ta adjust the Setting.
5. Press button to select the next configuration type or return to the Normal display mode at the end of the configuration menu options.

Configuration Menu Table

Confiauration Menu| Setting|
---|---|---
Description     LCD Display

12hr/24hr

|
12

24

·c

|

(default)

|
selection

Temperature display unit

| CL

SC

|
•F| (default)|

Differential

|

dF

| 05| (+/-0.5° C l|
10| (+/. 1.o•c 1|
10| l+l-1 ° F\ /default|
20| 11+1- 2° F|
Fan Control| FC| E

0

| I (electrical heat\ /default\

(Gas/Oil heat\

|
Heater Minimum-Off

Delav

| CY| s| 110 secondsl-ldefaultl|
L| (4 minutes off time)|

Heat Pump

|

HP

| 0

C

| Disable /default\

Reversing valve energized in cooling

|
H| Reversing valve energized in heatin1|

The differential controls how much the room temperature can deviate from the setpoint. A smaller differential will result in a more accurate control. A larger differential will result in less on/off cycling and usually saves more energy.
The Fan Control should be set according to the type of heating system used. Select “E” for Electric heat, the thermostat will turn on the fan when the heat is on. Select “O” for Gas heating or Oil heating, the thermostat will not turn on the fan when the heat is on.
The Heater Minimum Off Delay should be set according to the heater type. Select “L • if compressor is used for heating. Select ·s· when a compressor is not used.
The Heat Pump option should be set according to air conditioning system. Select ·o· if heat pump is not used. If heat pump is used, select “C” if the reversing valve is energized in cooling or select “H” if the reversing valve is energized in heat.

Temoerature Calibration
This product is calibrated at factory and calibration is generally not required. However, if the reading is incorrect you can adjust it.

1. Press any button to turn on backlight.

2. In the Normal display mode, press and hold and buttons for 5 seconds to enter the temperature calibration display and the current temperature will flash.

3. Press or buttons to calibrate the temperature.
   The maximum range to be adjusted is +/- 3.o•c or +/- 6° F, in increments of o.5° CW F.

4. Press button to confirm the setting and return to the Normal display mode. If none of the buttons are pressed for 1 O seconds the thermostat will return to the Normal display mode.

Instructions for replacing batteries:

When the appears on the display, replace the batteries promptly with two fresh AAA alkaline batteries. New batteries should be installed with proper polarity. Do not use old and new batteries together.

System reset:
To return the unit to factory default settings, remove the battery compartment for 10 seconds, then hold down the MODE, SET and UP buttons simultaneously whilst re-inserting the battery compartment until the screen returns to normal mode

Specification

1. Battery Voltage: 3 V DC (2 x AAA alkaline batteries)
2. Battery Life: 1 year
3. Relay Contact voltage: 24 Vac Nominal 50/60 Hz
4. Relay Contact Current: 1A Max. (inductive)
5. Sensing Element: NTC thermistor
6. HeaVCool setting: 5•c – 35•c , 4o•F – 95•F
7. Operating temperature: o- 5o•c 132 – 122° F
8. Storage temperature: -5 – 5o•c 123 – 122° F

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