lbx instruments LBX INC 65 High Precision Constant Temperature Incubator User Manual

: June 3, 2024
: lbx instruments

lbx instruments LBX INC 65 High Precision Constant Temperature Incubator

LBX INC65 High Precision Constant Temperature Incubator

Preface
Users should read this Manual carefully, follow the instructions and procedures, and beware of all the cautions when using this instrument.

Service
If help is needed, you can always contact your dealer or Labbox via www.labbox.com (declare an incidence) Please, provide the customer service representative with the following information:

Serial number
Description of the problem
Your contact information

Warranty
This instrument is guaranteed to be free from defects in materials and workmanship under normal use and service, for a period of 24 months from the date of invoice. The warranty is extended only to the original purchaser. It shall not apply to any product or parts which have been damaged on account of improper installation, improper connections, misuse, accident or abnormal conditions of operation.
For claim under the warranty, please contact your supplier.

Safety

| Connect the device to an earthed power supply to ensure the safety of the machine and the experiment; connect the power as the machine requires it. The voltage must correspond to the main power supply.
---|---
| The use of this instrument in inflammable, explosive, poisonous, or highly corrosive experiments is forbidden.
| Place the incubator on a horizontal, flat, stable table leaving 20 free cm on each side.
| This item must only be used by previously qualified staff that has read the instructions manual and knows how to operate it.
| Do not place the device near any heat source. Keep away from high magneticfields. Do not put volatile, flammable and explosive materials in the machine, otherwiseit could cause an explosion or a fire.
| Non-professionals are not allowed to disassemble and repair this machine.
| Read the instructions manual before using this device.

When working, wear the necessary personal protective equipment to avoid the risk of:
- Burns caused by contact with hot surfaces or materials
- Burns caused by splashing and evaporation of liquids
- Intoxication caused by release of toxic or flammable gases
Set up the instrument on a spacious, stable, clean, non-slippery, dry, and fireproof surface that can support the equipment’s weight. Do not operate the instrument in explosive atmospheres or with hazardous substances.
Beware of hazards due to:
- Flammable materials or media with a low boiling temperature.
The device and accessories shall be checked before handling prior to each use. Do not use damaged components.
Pay attention to the setting temperature when dealing with inflammable matters.
The instrument can only be disconnected from the main power supply by pulling the plug, not the wire.
Ensure that the main wire does not contact the surface. Do not cover the device.
Do not place the device in a place exposed to rain, moisture or splashing as this might result in electrical leakage, short circuit or electric shock.
Do not damage the power plug or the power cord. If it is damaged, the power cord must be replaced. Do not use a non-specified power cord. Do not unplug the power cord during operation. If the instrument is running abnormally, unplug the power cord immediately.
Do not touch the power plug with wet hands. Before any repair or maintenance is carried out, the power must be disconnected to prevent electrical shock or injury.
Please wear gloves when repairing and maintaining the instrument.

Other necessary considerations:

Use a separate power outlet fitted with a grounding wire. Tight the power plug when in use.
Put off the power plug, before removing the equipment.
Carefully touch the inner wall of the door, which may be hot.
Non-professional technical staff could not disassemble the machine privately, Professional staff should repair and replace parts.
The internal parameters must be set by the specific management person to prevent the function of the controller program from being disturbed by an unknown setting operation.
The installation location of the equipment must be longer than 20 cm from the wall and from the object.
Open or close the door gently. Rudely opening or closing the door can easily cause damage to the equipment.
The surface of the equipment must not be exposed to volatile chemicals such as gasoline or thinner.
Keep the inside and outside of the box clean, often cleaning debris and smudges.

Instructions for use

The instrument has been designed for heating in schools, laboratories, industries and for research purposes. It is not suitable for domestic use or for use in environments that can be hazardous for either the user or the instrument.

Inspection

Unpacking

Unpack the equipment carefully and check for any damages that may have arisen during transportation. If necessary, contact your supplier for technical support.
Note: If there is any apparent damage on the equipment, please do not plug it into the power line.

Items list

The package includes the following pieces:

Content : Quantity

Principal unit 1
Power cable 1
Tray 2
User manual 1

Meter operation and display instructions

Indicator definition:

“Main window” indicator: Light is on in the normal working state (non-set state), otherwise it is off.
“Auto-tuning” indicator: This indicator flashes when running the auto-tuning program, otherwise it goes off.
“RUN” indicator: This indicator is off when the timer is over, otherwise it stays on.
“STOP” indicator: This indicator lights up when the timer expires, otherwise it goes off.
“Alarm” indicator: This indicator is on when there is a deviation alarm on temperature or when the temperature measurement is abnormal. When there is a deviation alarm under temperature, this indicator flashes. Under normal operation, this indicator goes
“Heating” indicator: it lights up when heating there is output, otherwise it lights off.
“Light” indicator: it lights up when turned on, otherwise lights are turned off.
“Fan” indicator: Fan works when turned on, otherwise it is off.
“Sterilization” indicator: Lights up when turned on, otherwise it is off.
PV screen: current measurement value
SV screen: set parameter value

The PV screen will display the real temperature of the working room while the SV screen displays the previously set temperature
[Light] key: Click this key to switch the lighting and the corresponding indicator lights up or goes out.
[Fan] key: Click this key to switch the fan and the corresponding indicator lights up or goes out.
[Sterilization] key: Long press this key for 6 seconds to start sterilization, click this key to turn off the sterilization, and the corresponding indicator lights up or goes out.
[Shift] key ◀: Click this button in the setting state to shift the set value by flickering; in the normal display state, long
press this key 6 seconds to enter the temperature auto-tuning selection state.
【Dec】key : Click this key to decrease the set value in the setting state. Long press this key to decrease the set value
continuously. In the normal display state, press this key when the timer runs out. Long press 3 seconds can restart the run.

【Inc】key : Click this key to increase the set value in the setting state. Long press this key to increase the set value continuously.

Operation and usage

The controller is powered on. The middle display area shows [index number and meter type]. The lower display area shows [version number], about 2 seconds into the normal display state.
Temperature, time reference and setting
- If there is no timing function:
  Click [Set] button to enter the temperature setting state, the middle display area displays prompt “SP”, thel ower display area shows the temperature setting value, which can be modified by [Inc], [Decrease] and [Shift] keys go to the desired setting value; then click the [SET] button to exit this setting state and the modified setting value is automatically saved.
- If there is timing function
  Click [Set] button to enter the temperature setting state, the middle display area displays the prompt “SP”, the lower display area shows the temperature setting value, the modification method is the same as above; then click the [Set] button, enter the time setting in the status display area. The prompt “ST” is displayed, the upper display area shows the time setting value. Then click the [Set] button to exit the setting status. The modified setting value is automatically saved.
  When the time is set to “0”, it means there is no timing function and the meter runs continuously. When the set time is not “0”, the upper display area shows the running time. When the timer starts, the “time unit” flashes, when the time is up, the operation ends, the upper display area shows “End”, and the buzzer intermittently sounds EST Seconds (see the internal parameter table-2) and stop. After the timer runs out, press [Down] for 3 seconds to restart the run.
- Abnormal temperature measurement alarm
  If “ — ” is displayed in the middle display area, it means that the temperature sensor is faulty or the temperature exceeds the measurement range or the controller itself is faulty, the controller automatically disconnects the heating output, the buzzer sounds continuously, and the alarm light is on. Check the temperature sensor and wiring carefully.
- When the upper deviation exceeds the over-temperature alarm, the buzzer sounds, the warning light is on, and the heating output is turned off; when the lower deviation exceeds the over-temperature alarm, the buzzer sounds, and the warning light flashes; if the temperature value is changed due to over-temperature alarm. The alarm light is on, but the buzzer does not sound.
- When the buzzer sounds, you can press any key to stop.

System self-tuning

In the normal display state, press the [SHIFT] button for 6 seconds to enter the system self-tuning selection state, the middle display area shows the self-tuning prompt “AT”, the lower display area shows “0”, you can click [Inc] or [Dec] key to select “1” or “0” to display. When “1” is displayed, click [Set] key, the meter enters the system self-tuning state, and the auto-tuning indicator flashes. After the auto-tuning is completed, the indicator Light stops flashing and the controller will get a better set of PID parameters. The parameter values are saved automatically. In the process of system self- tuning, press the [Shift] key for 6 seconds to stop the self-tuning process.
If there is an upper deviation over temperature alarm during the system self- tuning, the warning light will not be on and the buzzer will not be called, but the heating alarm relay will be automatically disconnected. The [Set] key is invalid during system auto-tuning.

Reference and setting of temperature internal parameters

In the normal display state, press the [Set] button for 3 seconds, the middle display area displays the password prompt “Lc”, the lower display area shows the password value, and is modified by [Inc], [Dec] and [Shift] The required password value. Then click the [Set] button. If the password value is incorrect, the controller automatically returns to the normal display state. If the password value is correct, enter the internal parameter setting state, and then click the [Set] button to modify each parameter in turn. Press and hold the [SET] button for 3 seconds to exit this status. The parameter values are automatically saved. See the tables below for details:

Internal parameter table -1

Parameter indication| Parameter name| Parameter function description| (Range) Default Value
---|---|---|---
Lc| Password| The parameter value can be viewed and modified when “Lc=3”.| 0

ALH

| ****

Upper deviation Over temperature alarm

| ****

When “Temperature measurement> Temperature set value + HAL”, there is an upper deviation over temperature alarm.

| ****

(0～100.0℃)5.0

ALL

| ****

Lower deviation Over temperature alarm

| When “Temperature measured value

<temperature set value-ALL”, there is a lower deviation over temperature alarm.

Note: When “ALL=0”, the lower deviationalarm is invalid.

| ****

(0～100.0℃)0

Pb

| ****

Measurement temperature deviation correction

| It is commonly used to correct errors that occur during low temperature measurements.

Pb = actual temperature value – meter measurement

| ****

(-50.0～50.0℃) 0

PL

| ****

Measuring temperature slope correction

| It is often used to correct errors that occur during high temperature measurements. PL = 1000 * (actual temperature value – meter measurement) / meter measurement| ****

(-999～999)

0

Addr| Communication address| This machine communication address.| (1～32) 1

Loc

| ****

Set lock

| 0: Can modify the temperature or time setting value;

1: It is forbidden to modify the temperature or time setting value.

| ****

(0～1) 0

Internal parameter table -2

Parameter indication| Parameter name| Parameter function description| Factory value
---|---|---|---
Lc| Password| When “Lc=9”,the parameter values can be viewed and modified.| 0

ndA

| ****

Temperature Alarm mode

| 0: Only temperature deviation overtemperature alarm；

1: At the same time, there are temperature and lower deviation over temperature alarm.

| ****

(0～1) 0

ndc

| Temperature control mode| ****

0：Fuzzy PID control; 1：Bit control

| (0～1) 0

dE1

| Bit control Upper deviation| When the “temperature measurement

temperature setting value + dE1”, turn offthe heating output.

When the “temperature measurement value is less than the temperature setting value DE2”, the heating output is turned on.

Description: this parameter is effectiveonly when controlling the position.

| ****

(0～100.0℃)0

dE2

| Bit control Lower deviation| ****

(0～100.0℃)0

ndT

| ****

Timing mode

| 0：No timing function； 1： Constant temperature timing;2： Starting up timing ;| ****

(0～2) 1

Hn

| Constant temperature timing| 0：Minute time；1：Hour time ;| (0～1) 0

SPd

| ****

Constant temperature deviation

| When the “temperature measurement value is more than or equal to the set point of temperature”, it is considered to enter the constant temperature state.| ****

(0.1～100.0℃) 0.5

SPT

| Constant temperature Prompting time| When entering the constant temperature state, the buzzer prompts the time.

Note: when “SPT=9999”, it represents a permanent prompt.

| ****

(0～9999)0

EST

| ****

Timed end Prompting time

| When the timing is over, the buzzer promptsthe time.

Note: when “EST=9999”, it represents a permanent prompt.

| ****

(0～9999) 60

EH

| ****

Whether to continue the constant temperature control at the end of the timing

| ****

0：Turn off the heating output after timing；

1：The constant temperature control is continued after the timing is finished ;

| ****

(0～1) 0

ndo| | Reserved, invalid.|

oPn

| ****

Gate control function

| ****

0: Close Gate control function；1: Open Gate control function ;

| ****

(0～1) 0

---|---|---|---
nP| Maximum power output| Maximum power percentage of heating output.| (0～100%) 100

Co

| ****

Turn off heating output deviation

| When the “temperature measurement value≥the temperature setting value +Co”, turn off the heating output.

Description: this parameter is validonly when PID is controlled.

| ****

(0～100.0℃) 50.0

SPL| | Reserved, invalid.|

SPH

| Maximum temperatureSet value| ****

The maximum value of the set value of the temperature.

| ****

(0～100.0℃) 100

Note 1: in order to avoid misjudgment, you should choose the function of closing the door and power off for a system that does not need to open doors or power down

Internal parameter table -3

Parameter ndication| **Paramt name| Parameter function description| Factory value
---|---|---|---
Lc| Password| When“Lc=27”, the parameter values can be viewed and modified.| 0
Fc**| Unit of temperature| 0：degree Celsius； 1：Fahrenheit degree ;| (0～1) 0

Internal parameter table -4

Parameter indication| Parameter name| Parameter function description| Factory value
---|---|---|---
Lc| Password| When“Lc=567”, the parameter values can be viewed and modified.| 0

rST

| ****

Reset

| 0： Cancellation of factory value；1

：Confirm the resumption of the factory value ;

| (0～1) 0

Digital temperature limiter

Button function

【▲】：“INC” button. In the setting state, click this button to increase the set value. If you keep pressing this button, the value will increase continuously.
【▼/SET】：“DEC” button. In the setting state, click this button to reduce the set value. If you keep pressing this button, the value will reduce continuously. It has the setting function when modifying internal parameters.

Operation and using

When the controller is switched on, display window shows the version number for 2 seconds, then it starts running.

Alarm temperature setting
Under the normal state, window displays temperature alarm set value. Click the “INC” or “DEC” button, the set value starts flashing, at this point, the required temperature alarm setting can be modified through the “INC” and “DEC” button. About 2 seconds after stopping operation, the controller will return to the normal state, the set value will be saved automatically.

View temperature measurement
In the normal state, press the “INC” and “DEC” button for about 3 seconds, The right decimal point will light up. At this point, the window displays the measured temperature value instead of the alarm temperature setting. Click the “INC” or “DEC” button again, the controller will return to the normal state.

Over temperature alarm
In the normal state, when the temperature measurement exceeds the alarm temperature setting value, the window alternately displays ” – A – ” and alarm setting value, the controller will cut off the output automatically, the buzzer beeps.

Abnormal temperature measurement alarm
If the window shows the prompt “—”, it indicates that the temperature sensor has faults or temperature exceeds the measuring range or the controller itself is faulty, the controller will cut off the output automatically, the buzzer will sound continuously. Please check the temperature sensor and its wiring carefully.

When the buzzer sounds, press any button to mute
View and set internal parameters
In the normal state, press the “INC” and “DEC” button for about 6 seconds, the window alternately displays “Lc” and password value, the required password value can be modified only by the “INC” button. Then click the “DEC” button, the controller will enter the internal parameters setting state. Press the “DEC” button for 3 seconds, it will return to the normal state, the set value will be saved automatically.

Temperature Limiter parameter table

Prompt| Name| Function description| (Setting range) Factory value
---|---|---|---
Lc| Password key| When “Lc=3”, enter the next parameters.| 0
Pb| Temperature deviation correction| It is usually used to correct errors in low temperature measurement.

Pb = Actual value – PV

| (-50～50℃)0
PL| Temperature slope correction| It is usually used to correct errors in high temperature measurement.

PK = 1000 × (Actual value – PV) ÷ PV

| (-199～199) 0
SPH| Max set value| The maximum temperature set point value.| (0～400) 400

Wiring diagram

General fault and troubleshooting

Failure phenomenon	Fault analysis	Troubleshooting
Temperature control instrument display 0000 or—-	1.The sensor is broken

2.Sensor connection shedding

3.The controller is broken

| 1. Replace sensor

2. Check the connection and connect firmly

3. Replace controller

The temperature has been rising uncontrolled| 1.Controller wiring board is broken| 1.Replace controller wiring board

The circulating fan does not turnor has abnormal sound

| 1.The motor is broken 2.Controller wiring board is broken 3.Motor fan blade damage| 1. Replace motor

2. Replace controller wiring board 3.Replace Motor fan blade

Setting temperature is greater than measuring temperature. The temperature does not rise| 1. The heater is broken

2. Temperature limiting device setting temperature too low

| 1. Replace the heater

2. Properly adjust the temperatureof the temperature limiter

Overshoot of temperature

| Incorrect setting of instrument related parameters| 1.Check the instructions forreadjustment
The effect of sample culture is inconsistent| 1.The sample is placed too much in the studio tolead to poor uniformity| 1.The sample of no more than 80% of the volume.

Maintenance

Proper maintenance can keep instruments working properly and lengthen its lifetime.
Do not spray cleanser into the instrument when cleaning. Avoid cleaning it with chemical solutions to prevent reaction damage.
Unplug the power line while cleaning.
Wear the proper protective gloves during cleaning procedures.
The device needs to be cleaned and decontaminated before sending to repair.
Must be sent with the original packing.
Make sure the device is used on a clean and dry surface and that the ambient temperature is steady.

Transport and storage

Keep the device on a dry and clean place with good airing and free of corrosive gases and flammable or corrosive atmospheres.
Ensure that the device does not get wet or hit during transport.

Technical features

There is a fan for breeze circulation in the working room and a large area of mica electric film heating at the bottom so that the temperature of the work chamber is distributed uniformly.
Large-screen LCD display, multiple sets of data, one screen display, intelligent PID temperature control system, with PT100 high-precision sensor, high temperature control accuracy.
Double door structure, the inner door is made of high-quality stainless steel to facilitate the observation of samples, the outer door is made of magnetic strips, opening and closing is convenient, and the sealing is good.
Standard light, germicidal light, breeze circulation fan, 485 communication interface.
Independent temperature limiter: imported mechanical temperature limiter, set the work room limit temperature, to provide double safety protection for the product.