Delta A Series User Manual

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Address Content Explanation
4707H Lower-limit of temperature range The data content should not be lower than the temperature range
4708H PB Proportional band 0.1 ~ 999.9, Unit: 0.1
4709H Ti Integral time 0 ~ 9,999
470AH Td Derivative time 0 ~ 9,999
470BH Heating/Cooling hysteresis 0 ~ 9,999
470CH Regulate 20mA current output deviation -100 ~ 54 (1 unit = 0.1mA)
470DH Regulate 4mA current output deviation -39 ~ 100 (1 unit = 0.1mA)
470EH Default value of integral volume 0 ~ 100%
4710H Input temperature sensor type
Please refer to the contents of the “Temperature Sensor Type and Temperature
Range” for detail
4711H Control method
0: PID (default), 1: ON/OFF,
2: manual tuning
4712H Heating/Cooling control cycle 1 ~ 99 second
4713H Proportional control offset error value 0% ~100%
4714H Temperature regulation value -999 ~ 999, Unit: 0.1
4715H Alarm 1 type Please refer to the contents of the “Alarm Outputs” for detail
4716H Alarm 2 type Please refer to the contents of the “Alarm Outputs” for detail
4717H Temperature unit display selection
o
C : 1 (default),
o
F : 0
4718H Heating/Cooling control Selection Heating: 0 (default), Cooling: 1
4719H Control Run/Stop setting Run: 1 (default), Stop: 0
471AH Communication write-in selection Communication write in disabled: 0 (default), Communication write in enabled: 1
471BH Software version V1.00 indicates 0 x 100
471CH Read LED status
b2: °F, b3: °C, b4: AL2, b5: AL1, b6: OUT, b7: AT
471DH Read KEY status
b0: SET, b1: Select, b2: Up, b3: Down
471EH Read output amount Unit: %
4729H AT Setting OFF: 0 (default), ON:1
472AH Write output amount Available on “manual control” only
Code 0 Normal operation (No error)
Code 1 Initial process
Code 2 Initial status (Temperature is not stable)
Code 3 Temperature sensor is not connected
Code 4 Temperature sensor input error
Code 5 Measured temperature value exceeds the temperature range
Code 6 No Int. error
472BH (R)
Code 7 EEPROM Error
4731H Read / Write lock status
0: No Lock, 1: Lock1, 11: Lock2, 21: Lock3
4732H Event input switch 0: Event disable, 1: SV switch, 2: Run/Stop
4733H CT monitor value Unit is 0.1A
Note: R refers to “read only” value
 Default Communication Response Setting
Write hex value 1234 into register at 471BH and 1234 again into register at 4724H. Re-power DTA to complete the default setting.

Delta A Series Specifications

General

Brand	Delta
Model	A Series
Category	Temperature Controller
Language	English