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1000
Operation mode
MODE Operation, 2: COOL, 3: HEAT, 0: OFF
1001
Com. Rps
Com. rps, unit: Hz, read = real
1002
Twi
TW_in, unit: °C; inlet water temperature; read = real
1003
Two
TW_out, unit: °C; outlet water temperature; read = real
1004
Tsolar
Tsolar, unit: °C; solar temperature; read = real
1005
Salve unit error code
Refer to error code table
1006
P6 error
Reserved
1007
IDU status 1
Bit3~7 Reserved
Bit2
Oil return
Bit1
Anti-freeze
Bit0
Deforst
1008
IDU status 2
Reserved
Reserved
Reserved
Reserved
Bit4
T1 water outlet temperature; 1- with 0- without
Bit3
IBH backup system electrical resistance; 1- with 0-
without
Bit2
DHW
Bit1
Heat
Bit0
Cool
1009
IDU load
Bit7
HEAT 4 compressor heater 1- active; 0- off
Reserved
Bit5
DEFROST 1- active; 0- off
Bit4
RUN 1- active; 0- off
Bit3
Water pump PUMP_i 1- active; 0- off
Reserved
Bit1
IBH2 = 1- active; 0- off
Bit0
IBH1 = 1- active; 0- off
1010
IDU load output - Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
1011
T1
Total water outlet, unit:°C, read = real invalid: 0x7F
1012
T1B
Total water outlet (a fter Auxiliary heat source), unit:°C. R & lt read
= real invalid: 0x7F
1013
T2
Liquid refrigerant temperature, unit:°C. read = real invalid: 0x7F
1014
T2B
Liquid gas temperature, unit:°C. read = real invalid: 0x7F
contRoL