background image

sensor

ON

lock 

Load Power

Load

temperature 

power input

Load and temperature control use 

the different power 

power input

Load

Load and temperature control use the 

same power

6

5

4

sensor

Power

3

2

1

1

2

3

Power

4

5

6

lock 

ON

Diagram 2: 

Apply  to : WH7016C  WH7016D     
WH1603C WH1603D 

  WH7016N 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Terminals 1 and 2:

 The output of cooling and heating.   

Terminals 3 and 4:

 Connect the power   

Terminals 5 and 6:

 Connect temperature sensor 

Lock switch: 
Switch either “1” or “2” to “ON”, press “SET” 3 seconds to disable   
the advance model, user only can change temperature but can't    
reset the system 

 

LED Status Description:

 

  The WORK light is used as working indicator lights, flashing is to indicate the 
delay  of  cooling  or  heating,  if  the  LED  is  always  on,  it  indicates  it  is  on  the 
status of cooling or heating . 
  The SET light is used as setting indicator lights, if the LED is always on, it 
indicates it is on the status of setting. 
 

Summary of Contents for WH1603C

Page 1: ...Thermostat Product Manual Shenzhen Willhi Electronics Co Ltd Tel 0755 29539385 Fax 86 0755 2953 9395 Technical support Engineer Tian ...

Page 2: ...24V 110V 220V 10A Tone output WH7016G 1 degrees NO Optional 12V 24V 110V 220V 10A Tone output WH7016D 30 300 22 572 1 degrees NO Optional 12V 24V 110V 220V Optional 10A 30A NO WH7016D 0 1 1 degrees YES Optional 12V 24V 110V 220V Optional 10A 30A Tone WH1603D 0 1 1 degrees YES Optional 12V 24V 110V 220V Optional 10A 30A Tone WH7016J 1 degrees NO Optional 12V 24V 110V 220V 10A Tone output WH7016J 0 ...

Page 3: ...16J WH7016E WH7016J WH1603E WH1603J Terminals 1 and 2 Connect the cooler or heater Terminals 1 and 3 Connect alarm Terminals 4 and 5 Connect the power Terminals 6 and 7 Connect temperature sensor Lock switch Switch either 1 or 2 to ON press SET 3 seconds to disable t he advance model user only can change temperature but can t reset the system ...

Page 4: ...erminals 3 and 4 Connect the power Terminals 5 and 6 Connect temperature sensor Lock switch Switch either 1 or 2 to ON press SET 3 seconds to disable the advance model user only can change temperature but can t reset the system LED Status Description The WORK light is used as working indicator lights flashing is to indicate the delay of cooling or heating if the LED is always on it indicates it is...

Page 5: ...justing mode press the SET key again and back to the standby mode ON temperature s In Heating mode ON temperature OFF temperature Difference In Cooling mode ON temperature OFF temperature Difference Set The Difference in the setting menu system menu settings Press SET key and hold on for three seconds to enter the controlled parameters setting press the or key to select the adjustment menu press S...

Page 6: ...ple for Setting If it is set to cooling mode set the OFF temperature to 25 degrees Difference is set to 5 then when the measured temperature is below 25 degrees the relay is off close the output When the temperature is higher than or equal to 30 degrees pick up the relay again to start the output Cooling heating mode setting Press SET key and hold more than 3 seconds to enter the menu display the ...

Page 7: ...erature we need to adjust the CA parameters because of the heat loss of the cup so that the display temperature can be in accordance with the one of the cup Delay Protection Function In the cooling mode the first power on when the measured value above the OFF temperature Difference value the machine will not immediately start cooling it needs to set the delay time then the machine can run to start...

Page 8: ...perature AH alarm output relay Thermostat alarm will sound the display alternately shows H and the current temperature Alarm press any key to stop the alarm and relay output High temperature alarm settings Press SET button and hold more than 3 seconds to enter the menu display with or button transferred to the screen appears AH code press the SET key to display the high temperature alarm settings ...

Page 9: ...settings value press or key to adjust the parameters Advanced settings Only for model WH7016C WH7016D WH7016E WH7016J WH1603C WH1603D WH1603E WH1603J Press SET and UP key and hold on for three seconds to enter the System Advanced menu settings press the or key to select the adjustment menu press SET key once to enter the appropriate parameter settings press or to adjust the parameters needed to be...

Page 10: ...splays HHH Caution for using Please connect the correct operating voltage the machine normally works under the standard input voltage within range of 10 The load power should not exceed the maximum thermostat control power when exceeding please connect external AC contactor Please connect the power load correctly and the sensor or it will damage the thermostat when connect the wrong line Please do...

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