Table Of Contents - Scaime eNod4-B ETHERNET User Manual

1 ENOD4 PRODUCT RANGE ...................................................................................... 6
1.1 General presentation ..................................................................................... 6
1.2 Versions ........................................................................................................... 6
1.2.1 Communication protocol versions ........................................................ 6
1.2.2 IO+ version ............................................................................................... 6
1.3 eNodView Software........................................................................................ 7
2 COMMUNICATION AND FUNCTIONING MODES.................................................. 8
2.1 Communication protocols Modbus RTU and SCMBus ................................ 8
2.2 Functioning mode .......................................................................................... 8
2.3 HMI name ........................................................................................................ 8
2.4 Simultaneous functioning of communications ............................................ 9
2.4.1 Standard version ..................................................................................... 9
2.4.2 Profibus version ...................................................................................... 10
2.4.3 Ethernet versions ................................................................................... 11
3 MODBUS RTU ......................................................................................................... 12
3.1 Physical interfaces ....................................................................................... 12
3.2 Byte format .................................................................................................... 12
3.3 Modbus RTU supported functions ................................................................ 12
3.4 Frames structure ........................................................................................... 12
3.4.1 Function (03H/04H) - read N input registers (N = 30 max) ................ 12
3.4.2 Function (06H) - write single register ................................................... 13
3.4.3 Function (10H) - preset multiple registers (N = 30 max) .................... 13
3.4.4 Error frames ............................................................................................ 13
3.5 Address and Baud rate ................................................................................ 13
3.6 Product identification ................................................................................... 13
3.7 Measurement transmission .......................................................................... 14
3.8 EEPROM error management ........................................................................ 14
4 SCMBUS / FAST SCMBUS ...................................................................................... 15
4.1 Physical interfaces ....................................................................................... 15
4.2 SCMBus and fast SCMBus features ............................................................. 15
4.3 Byte format .................................................................................................... 15
4.4 Frames structure ........................................................................................... 16
4.4.1 Transmission organization .................................................................... 16
4.4.2 Reading request .................................................................................... 16
4.4.3 Functional command request (tare, zero...) ...................................... 16
4.4.4 Error frame.............................................................................................. 16
4.5 Address and Baud rate ................................................................................ 17
4.6 Product identification ................................................................................... 17
4.7 Measurement transmission .......................................................................... 17
4.8 Continuous transmission .............................................................................. 17
4.9 EEPROM error management ........................................................................ 17
5 MODBUS TCP ........................................................................................................ 18
5.1 Physical interface ......................................................................................... 18
5.2 General information ..................................................................................... 18
5.3 Frames structure ........................................................................................... 20
5.4 Network configuration ................................................................................. 20
5.5 Modbus TCP LED ........................................................................................... 21
User manual SCAIME:
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