This is a dual display and dual control temperature controller, it can both control refrigeration or heating of two products, setting method is same of left and right.
Temperature control range: -50℃~110℃
Temperature measurement error: ±0.5℃
Sensor model: ntc(10K/3435)
Control precision: DC12V/DC24V/AC220V(can be choose)
Working current: MAX200Ma
Relay contact current: AC5A/220V
Working temperature: 0℃~50℃
Storage temperature: -10℃~60℃
Meter length: 90mm(L) x 60mm(W) x 26.5mm(H)
Hole size: 70mm(L) x 50mm(H)l
Distribution probe length is 1m, Probe size: Φ4mm x 20mm
Menu code description:
Menu codeSpecifyExplanationUnitHCRefrigeration/heatingThermostat working mode setH=Heating C=CoolingDReturn differenceTemperature difference between start up & shutdown℃LSUltralow temperatureAL-L℃HSUltra-temperatureAL-H℃CATemperature correction ℃PTDelay startMinimum downtimeMInute
Set the left control temperature
Press the “SET”Key board and left screen flashes.Press “UP” and “ Down “key board to adjust temperature range,press right “UP” or “Down”key board (Any one) to preserve then exit.
Set the right control temperature
Press twice “SET”board and right screen flashes, Press”UP” and “Down”Key board to adjust temperature,press right “UP” and “Down”board(any one) to preserve then exit.
Start and stop timing
Under the state of standby electric to press the “SET” once, start timing output, screen alternately.
Press the “SET” Key board three seconds enter into the setting of control parameters.
Press ▲or ▼ key board choose adjust menu. then press SET key board once again to enter into the related state of control parameter setting, press ▲or ▼ key board to adjust parameters which requires modify. Press “SET” key board to exit after adjusted, or exited from delayed 6 seconds system.
◆Cooling heating mode setting.
Press ”SET” key board less than 3 seconds, enter into menu display, the code “HC” is displaying on screen, press “set” key board displayed working mode.Press”▲” or “▼”to adjust parameters. ”C” means cooling mode,”H” means heating mode.
◆Return difference function.
Maximum temperature was restricted with return difference between start up and close down.
◆Return difference setting.
Press ”SET” key board less than 3 seconds, enter into the menu display, press “▲” or “▼” key board to adjust code until screen displayed “D” code, press “SET” keyboard to displayed value of return difference. Press the “▲” and “▼” keyboard again to adjust parameters.
◆Temperature correction function
When there has deviations between measurement temperature and standard temperature. Machine measurement value and standard temperature can adjust to same under function of temperature correction. Temperature after correction=Temperature before correction +value of correction (Value of correction can be positive number ,negative number and zero)
◆Temperature correction setting.
Press ”SET” keyboard less than 3 seconds, enter into menu display, press “▲” or “▼” keyboard to adjust code until screen displayed “CA”, press ”SET” keyboard display temperature correction value, Press the “▲” and “▼” keyboard again to adjust parameters.
◆Delay protection function:
Press ”SET” Keyboard less than 3 minutes. enter into the menu display . press “▲” or “▼” keyboard to adjust code until screen displayed “PT”, Press “SET” keyboard displayed delay protection setting, Press the “▲” and “▼”keyboard again to adjust parameters.
◆Ultra-temperature alarm function
If measurement temperature ≥control temperature +AH alarm relay actuated, temperature controller alarming, display screen alternated displaying “H” and present temperature. Then press anyone keyboards to stop alarming and turn off alarm relay output.
◆Ultra-temperature alarm setting
Press “SET” keyboard less than 3 seconds, enter into menu display, press “▲” or “▼” keyboard to adjust code until screen displayed “HS”. Press ‘SET” keyboard displayed the set value of ultra-temperature, press “▲” or “▼”keyboard again to adjust parameters, Set up “HS as “0”, you can turn off the alarm function.
◆Ultralow temperature alarm function.
measurement temperature < control temperature-LS alarm relay actuated, temperature controller alerting. Display screen alternated displaying “L ”and present temperature, press anyone keyboard and turn off relay output.
◆Ultralow temperature alarm setting
Press “SET” keyboard less than 3 seconds, enter into menu display, press “▲” or “▼” keyboard to adjust code until screen displayed “LS”, press ”SET” keyboard displayed the set value of ultralow temperature, press “▲” or “▼” keyboard again to adjust parameters, Set up “LS” as “0”, you can turn off the alarm function.
Status of the Indicator light introduction.
Green means working indicator light, green light long bright means state of cooling or heating. Red light flicking means delay to start up and it with function of setting. Red light long bright means in state of setting.
Press “SET” 3 seconds enter into system high ranking menu setting. During the progress of setting, press “▲” or “▼” keyboard to choose menu which need to adjust. Then press “SET” keyboard once again enter into state of related controller parameters setting, press “▲” or “▼” keyboard to adjust the controller parameters which need to modify, Exited by press ”SET” keyboard after adjustment. Temperature controller restart automatically.
When sensor disconnected, screen displaying “LLL”
When sensor detectedtemperaturebelow measurement range,screen displaying EEE”
When sensor detected temperature higher than measurement range, screen displaying “HHH”
Connect to the correct working voltage, machine is regular working within the range of ±10%standard input voltage.
Connect to the power load less than maximum control power of temperature controller. If exceed please using with AC contactor.
Connect to the correct power source, load, sensor, temperature controller will damaged after connected to wrong wire.
1 x AC220V 12V 24V Digital LED Dual Temperature Controller