Haier CA0035EAND, Service Manual, Page: 60 / 66

58
Data type specification
Frame Format
Each frame data transmission formats
Remark
Set system address by IGU 21
Data type
Specification
Readed Value (A) Denoted value (B) Conversion formula
Temperture 0 - 30000 -100°C - 200°C B=(A/100)-100
Current 0 - 10000 0 A - 100 A B=A/100
Voltage 0 - 10000 0 V - 100 V B=A/100
Pressure 1 - 10000 1 kPa - 10000 kPa B=A
PMV opening angle 1 - 10000 1 - 10000 B=A
Error code 1 - 99 E01 - E99, 0 No Error
DI, on-off input 0 - off, 1 - on
DO, on-off output 0 - off, 1 - on
Startup & Shutdown 0 - shutdown, 1 - startup
Mode 0 - cooling mode , 2 - heating mode
Model 0x27 - CA0130EAND
System Address Function Code Data The low byte CRC check The High byte CRC check
1 byte 1 byte N bytes 1 byte 1 byte
System Address Gatway Address Range 1-32
Function Code Read or write function
Data Communication data
CRC check Each frame data error checking
Communication Address is used to define different sets of data within the same
system
Remark
Data address 01000- 01400 Master unit's data
Set it by Chiller PCB DIP
SW401
Data address 02000- 02400 Slave 1 unit's data
To
Data address 16000- 16400 Slave 15 unit's data
17.3 Comuunication address