Bitzer CM-RC-01 - Page 3

v. 3.0
Reference guide
Compressor Control Module CM-RC-01
3.0
3 / 44
10.1 Introduction 29
10.2 Serial communication 29
10.2.1 Modbus (RTU) configuration 29
10.2.2 Data values, scaling and data types 30
10.2.3 Reading and writing 32 bit values via Modbus 30
10.2.4 Modbus function codes 30
10.2.5 Modbus exception codes 31
10.3 Parameters 31
10.3.1 Control – application 31
10.3.2 Status – alarm 32
10.3.3 Status – compressor 33
10.3.4 Status – motor 34
10.3.5 Status – device 35
10.3.6 Status – IO 35
10.3.7 Configuration – application 35
10.3.8 Configuration – compressor 36
10.3.9 Configuration – COM1 37
10.3.10 Logs – application 37
10.3.11 Info – compressortype 37
11. Trouble shooting 39
11.1 Communications trouble shooting 39
11.2 Status LEDs 40
11.3 LED flashing patterns of the three operation status LEDs 40
12. Notes 43