Commands for Temperature Control Settings

The device supports multiple commands for temperature control settings.

Command description:
Item Byte Command Description
Temperature Control 2+1 6500 00=Disable, 01=Enable
Target Temperature Resolution 2+1 6501 00=0.5, 01=1
Min. Target Temperature Regulation Range 2+2 6504

INT16/100, Unit: °C, Range: 5-35
Max. Target Temperature Regulation Range 2+2 6505

INT16/100, Unit: °C, Range: 5-35
Automatic Temperature Control 3+2 650600 Target temperature: INT16/100, Unit: °C, Range: 5-35
Valve Opening Control 3+1 650601 Valve opening, UINT8, Unit: %
Integrated Control 3+2 650602 Target temperature: INT16/100, Unit: °C, Range: 5-35
Target Temperature 1+2 5a INT16/100, Unit: °C, Range: 5-35

Only works under Automatic Temperature Control or Integrated Control mode
Valve Opening 1+1 59 UINT8, Unit: %

Only works under Valve Opening Control or Integrated Control mode
Target Temperature/Valve Opening Change Report 1+1 6f 00=Disable, 01=Enable
Open Window Detection 1+6 66 Byte 1: 00=Disable, 01=Enable

Byte 2-3: Cooling rate, INT16/100, Unit: °C/min, Range: 2-10
Byte 4: Valve status, 00=Remains unchanged, 01=Close valve
Byte 5-6: Stop temperature control time, UINT16, Unit: min, Range: 1-1440
Open Window Alarm 1+1 5d 00=Release, 01=Trigger
Freeze Protection 1+3 68 Byte 1: 00=Disable, 01=Enable

Byte 2-3: Freeze protection temperature, INT16/100, Unit: °C, Range: 1-5
Force Heating 1+1 69 00=Disable, 01=Enable
Example:
  1. Select temperature control mode as Automatic Temperature Control and configure the related parameters.
    650600d007
    Command Value
    650600 Target temperature: d0 07=>07 d0=2000/100=20°C
  2. Adjust target temperature to 20°C.
    5ad007
    Command Value
    5a d0 07=>07 d0=2000/100=20°C