User Guide

Honeywell • 1
INDEX
Document:DPD00372A
Version release date: 29/12/10
1. Safety ............................................................................................................................. 2
1.1 Danger ................................................................................................................... 2
1.2 Warnings................................................................................................................ 3
1.3 Grounding and ground fault protection .................................................................. 3
2. Modbus - general info................................................................................................... 5
3. Modbus technical data ................................................................................................. 7
3.1 Modbus RTU protocol............................................................................................ 7
3.2 Modbus TCP protocol ............................................................................................ 7
4. Modbus installation ...................................................................................................... 8
4.1 Prepare for use through ethernet........................................................................... 9
4.2 Prepare for use through RTU .............................................................................. 11
5. Programming............................................................................................................... 14
5.1 Modbus RTU parameters and monitoring values (M5.7.3).................................. 14
5.2 Modbus TCP parameters and monitoring values ................................................ 16
5.2.1 Ethernet common settings (M5.8.1)..................................................................... 16
5.2.2 Modbus TCP settings (M5.8.2)............................................................................ 16
5.3 Modbus RTU parameter descriptions .................................................................. 17
5.3.1 Modbus RTU Parameters .................................................................................... 17
5.3.2 Modbus RTU monitoring values .......................................................................... 17
5.4 Modbus TCP parameter descriptions .................................................................. 19
5.4.1 Ethernet common settings................................................................................... 19
5.4.2 Modbus TCP settings .......................................................................................... 20
5.4.2.1 Common settings ..................................................................................................... 20
5.4.3 Modbus TCP monitoring values........................................................................... 20
5.4.3.1 Connection 1 ............................................................................................................ 20
5.4.3.2 Connection 2 ............................................................................................................ 21
6. Communications......................................................................................................... 22
6.1 Data addresses in Modbus messages................................................................. 22
6.2 Modbus memory map .......................................................................................... 22
6.3 Modbus data mapping ......................................................................................... 23
6.3.1 Coil registers........................................................................................................ 23
6.3.2 Input discrete registers ........................................................................................ 23
6.3.3 Holding and input registers.................................................................................. 23
6.3.3.1 Drive Application ID’s ............................................................................................... 24
6.3.3.2 FB Process data IN .................................................................................................. 24
6.3.3.3 FB Process data OUT .............................................................................................. 26
6.3.3.4 ID map...................................................................................................................... 27
6.3.3.5 Operation day counter.............................................................................................. 28
6.3.3.6 Resettable operation day counter ............................................................................ 29
6.3.3.7 Energy counter ......................................................................................................... 29
6.3.3.8 Resettable energy counter ....................................................................................... 29
6.3.3.9 Fault history.............................................................................................................. 30
6.4 Example messages ............................................................................................. 31
7. Fault tracing ................................................................................................................ 34
7.1 Typical fault conditions ........................................................................................ 34
7.2 RS-485 bus biasing ............................................................................................. 34
7.3 Other fault conditions........................................................................................... 35
8. Quick setup ................................................................................................................. 37
9. Annex ........................................................................................................................... 38