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How to set digital temperature controller?

1. Setting of lower limit deviation alarm: press SET key to select “SLP” and the green screen will display the value of this parameter. Select shift, increase, decrease key to SET or modify this parameter. This parameter represents the value difference when the alarm point lower than the master set point.

2. Upper limit deviation alarm setting: press SET to select “SHP” and the green screen will display the value of this parameter. Select shift, increase, decrease keys to SET or modify this parameter. This parameter represents the value difference when the alarm point higher than  the master set point.

3. Setting of proportion range: press SET key to select “P” and the green screen will display the value of this parameter. Select shift, increase, decrease key to SET or modify this parameter. The higher the value of “P”, the lower the output sensitivity of the main control relay of the temperature controller; the lower the value of “P”, the higher the output sensitivity of the main control relay of the temperature controller.

4. Integration time setting: press SET key to select “I” and the green screen will display the value of this parameter. Select shift, increase, decrease key to SET or modify this parameter. The shorter the set integral time, the stronger the integral effect.

5. Differential time setting: press SET to select “D” and the green screen will display the value of this parameter. Select shift, increase, decrease keys to SET or modify this parameter. The longer the differential time of instrument setting, the stronger the correction by differential action.

6. Setting of proportional period: press SET key to select “T” and the green screen will display the value of this parameter. Select shift, increase, decrease key to SET or modify this parameter.

7, self-tuning Settings: option to show “Aτ” press SET key, the green display shows the parameter values, select shift, increasing and decreasing button to SET or modify the parameters; Setting “00″ means self-tuning setting is off, and setting “01″ means self-tuning setting is started.

8. Lock parameter setting: press SET key to select “LOK”, and the green display screen displays the lock status. Select shift, increase, decrease key to SET or modify this parameter; Setting “00″ means no lock, setting “01″ means only lock parameters other than the master control, setting “02″ means all parameters are locked. Once the parameter is locked, it cannot be modified by others. If it needs to be modified, it needs to be unlocked. In other words, it is set to “00″.

9. Upper limit setting of master control temperature: press SET key to select “SOH” and the green screen will display the value of this parameter. Select shift, increase, decrease key to SET or modify this parameter; This parameter indicates that the operating temperature of the main control relay cannot be higher than this value, otherwise, the setting temperature of the main control is invalid.

10. Temperature correction setting: press SET to select “SC” and the green screen will display the value of this parameter. Select shift, increase, decrease keys to SET or modify this parameter. When the temperature controller runs for a long time and produces measurement errors, it can be used to correct the errors. If the measured value is 2℃ too small, the parameter can be set as 02;  if the measured value is 2℃ too large, the parameter can be set as -2.

Artificial intelligence temperature controller in addition to the analog output, solid state relay is on the low voltage side of analog output, and have regular state relay output is normally open, normally closed, public three point, to control the contactor coil, a lot of heating control circuit, also useful contactor, if the original master is to control the output of SCR want to change it to the contactor,  is unlikely, for the users can make use of the instrument on the lower limit alarm output to control contactor.

According to the temperature change of the working environment, physical deformation occurs inside the switch, thus producing some special effects, temperature controller temperature control switch, a series of automatic control elements, also known as temperature control switch, temperature protector, temperature controller, referred to as temperature controller. Or send the temperature signal to the temperature controller through the temperature sensor, and the temperature controller issues the switch command, so as to control the operation of the equipment to achieve the ideal temperature and energy saving effect. Its application range is very wide, such as hot water system, oven, vegetable greenhouse, incubator, ceramic kiln, etc.


Post time: Jun-10-2019
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