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4

 

 

Temperature Controller Operation

 

 
 
 
 
 
 
 
 
 
 
 
 
 
The Function of Indicator Lights: 

1)

 

RUN

The light is on during operation and off at the end of the run.  

2)

 

OUT

】:

The light is on when there is heating output. 

3)

 

AT

】:

During auto-tuning, the light flashes. 

4)

 

ST

】:

When timing starts, this light is on. 

5)

 

ALM

】:

The light is on during an over-temperature alarm. 

 

1. Operation and Use

 

 
1.1. Upon powering on the controller, the upper row of the display window displays the version number and the 
temperature  range  value,  while  the  lower  row  shows  the  maximum  temperature  setting  value.  The  controller 
transitions to the normal view state after a 2-second initialization upon power-up. 
 
1.2. Temperature and Time Setting: 
 

1)

 

Without Timing Function: 
Press the 

SET

 button to enter the temperature setting state. The display window shows the prompt 

SP

 

and  the  temperature  set  value.  Users  can  edit  the  temperature  setting  value  using  the “SHIFT,” “DEC,” 
and “INC” buttons. Press the “

SET

” button again, and the controller will return to the normal view state, 

automatically saving the setting value. 

2)

 

With Timing Function: 

Press the “SET” button in the non

-

set state; the window displays the prompt “SP” and the temperature set 

value. Upon re-

pressing the “SET” button, the window displays the prompt “ST” and the time set value. 

Press the “SET” button again, and the controller will return to the normal display, automatically saving the 

setting value. 

When the time is set to “0,” it indicates the timer is inoperative, and the controller will run continuously. If 

a time is set, the lower window of the controller will display the temperature setting value or the running 

time based on  the value of “ndt” (

see parameter  table 2). When displaying the running time, the unit 

decimal point is lit. When the runtime is over, the lower window of the controller will display “End,” and 
the buzzer will sound for “EST” seconds (

see parameter table 2). It can be muted by pressing any button. 

Press the “RST” button for 3 seconds at this time, and the controller will restart

 
1.3. 

Abnormal Temperature Measurement Alarm: If the upper window of the controller displays the prompt “

---

,” 

it  indicates  a  fault  in  the  temperature  sensor,  an  exceeded  measuring  range,  or  a  controller  malfunction.  The 

controller will automatically cut off the heat output, and the buzzer will sound continuously. The “ALM!” indicator 

light will illuminate. Please carefully inspect the temperature sensor and its wiring. 
 
 
 
 
 
 

Summary of Contents for WB01

Page 1: ...WB01 Thermostatic Water Bath Please read the User Manual carefully before use and follow all operating and safety instructions user manual english...

Page 2: ...ia www labbox com Please provide the customer care representative with the following information Serial number Description of problem Your contact information Warranty This instrument is warranted to...

Page 3: ...e operation and a favorable application effect Main Technical Parameters Model TWBA 001 001 TWBA 002 001 TWBA 004 001 TWBA 006 001 Voltage 200 240 V 100 120 V Power W 400 500 1000 1500 Temperature Mot...

Page 4: ...non set state the window displays the prompt SP and the temperature set value Upon re pressing the SET button the window displays the prompt ST and the time set value Press the SET button again and t...

Page 5: ...the SHIFT AT button for 6 seconds The controller will enter the pre auto tuning state displaying the prompt AT in the upper window and OFF in the lower window Users can use the DEC or INC button to ch...

Page 6: ...C 6 0 I Integration Time Adjustment of integration function 1 2000 200 d Differential Time Adjustment of differential function 0 1000 200 T Control Cycle The temperature control cycle 1 60 5 Pb Zero P...

Page 7: ...er enters the constant temperature state 0 1 100 0 C 0 5 SPT Constant Temperature Buzzer Time If in the constant temperature state the buzzer will beep for SPT seconds Note If SPT 9999 the buzzer will...

Page 8: ...er supply 4 The upper row of the instrument displays the test temperature and the setting temperature is shown in the lower row 5 Briefly press the setting key to enter the setting state Use the SHIFT...

Page 9: ...ature controller is broken 2 The sensor is broken 3 The set temperature is lower than the water temperature 4 The heating pipe is burnt 1 Replace the instrument 2 Replace the sensor 3 Reset the temper...

Page 10: ...10...

Page 11: ...www labbox com...

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