3. Address assignment table
Register
address Read / Write Data Byte
Holding Register
40001 R / W Operation / stop setting 2
40002 Operation mode setting 2
40003 Set temperature setting 2
40004 Automatic cooling set temperature (Dual set point) setting 2
40005 Automatic heating set temperature (Dual set point) setting 2
40006 Fan speed setting 2
40007 Operation prohibition setting 2
40008
Analogue Input Capacity Control
2
40009 ~ 40019 Reserved
40020 CN90 DI1 (Safety contact input) 2
40021 CN90 DI2 (External trouble input) 2
40022 CN90 DI3 (Forced Thermo OFF input) 2
40023 CN90 DI4 (Notice input) 2
Register
address Read / Write Data Byte
Input Register 30001 R
Operation / stop setting
2
30002
Operation mode setting
2
30003
Set temperature setting
2
30004
Automatic cooling set temperature (Dual set point) setting
2
30005
Automatic heating set temperature (Dual set point) setting
2
30006
Fan speed setting
2
30007
Operation prohibition setting
2
30008
Analogue Input Capacity Control
2
30009 ~ 30019
Reserved
30020
CN90 DI1 (Safety contact input)
2
30021
CN90 DI2 (External trouble input)
2
30022
CN90 DI3 (Forced Thermo OFF input)
2
30023
CN90 DI4 (Notice input)
2
30024 ~ 30039
Reserved
30040
TC1
2
30041
TC2
2
30042
TCJ
2
30043
TA
2
30044
TF
2
30045
Tx (Auxiliary temperature sensor)
2
30046
TO
2
30047 ~ 30059
Reserved
30060
Alarm Code
2
30061
Notice code 1
2
30062
Notice code 2
2
30063
Notice code 3
2
30064
Notice code 4
2
30065
Notice code 5
2
30066
T
hermostat On Digital Output
2
30067
Cooling operation signal output / secondary heating signal output
2
30068
Heating operation signal output
2
30069
Fan Motor Digital Output
2
30070
Operating output
2
30071
Outdoor unit(s) operation level is lower than capacity command
2
30072
Outdoor unit(s) operation level is higher than capacity command
2