1. Safety instructions
8.12 Communication...................................................................38
9. Remote monitoring....................................................................39
10 Download, read and e port logger data from S331........................41
10.1 Preparation........................................................................41
10.2 Operation...........................................................................41
11. Signal inputs ..........................................................................45
11.1 Digital input .....................................................................45
11.2 Analog input ......................................................................45
12. Signal outputs.........................................................................45
12.1 Analog / Pulse output .........................................................45
12.2 Alarm output .....................................................................45
12.3 Interface ...........................................................................45
13. Industrial communication..........................................................46
13.1 Integration with a Factory Automation System........................46
13.1.1 RS-485 through the Modbus-to-RTU gateway....................46
13.1.2 RS-485 through the RS-485-to-Ethernet gateway..............46
13.1.3 RS-485 through the RS-485-to-Profibus gateway..............48
13.1.4 Field-bus Ethernet through the Modbus/TCP.....................48
13.2 Standalone solution.............................................................49
13.2.1 Monitoring and Analysis software....................................49
13.2.2 Physical networking modes.............................................49
13.2.2.1 RS-485..................................................................49
13.2.2.2 Ethernet.................................................................50
13.3.2.3 RS-485 / Ethernet gateway.......................................52
13.3.2.4 More comple networking solutions............................53
13.2.3 Hardware connection.....................................................54
13.2.3.1 Ethernet hardware...................................................54
13.2.3.2 RS-485 hardware....................................................55
13.2.4 Fieldbus Interface Configuration.....................................56
13.2.4.1 Field bus RS-485 settings.........................................57
13.2.4.2 Field Bus Ethernet settings.......................................57
13.2.4.3 Printing the Modbus slave register table.....................58
13.2.5 Enabling monitoring of the Compressor Run Time..............59
13.2.6 Software Installation......................................................62
13.2.7 Trouble shooting...........................................................63
14. Optional e tra accessories.........................................................65
15. Maintenance............................................................................65
16. Disposal or waste.....................................................................65
17. Warranty................................................................................66
Appendi A - Modbus communication e ample..................................67
Appendi B - LRC CRC calculation....................................................69
Appendi C - Float definition...........................................................73
4 S330/S331
