Contents
Contents Page
Cont.5
RS485/RS232
C
OMMUNICATIONS INTERFACE
1
A System Overview .......................................................................................... 1
Protocols.................................................................................................................... 1
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EI Bisynch ASCII/Binary ............................................................................ 1
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MODBUS RTU ......................................................................................... 2
Product Features ........................................................................................................ 2
Product Code............................................................................................................. 2
Installation....................................................................................................... 3
RS485/RS232 Communication Module (650V Frames 1, 2 & 3) ................................... 3
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LED Indications........................................................................................ 4
RS485 Communications Option (650V Frames C, D, E & F) ......................................... 5
Terminators ............................................................................................................... 5
System Recommendations .......................................................................................... 6
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PLC/SCADA Supervisor ............................................................................ 6
Initial Set-up for EI Bisynch ASCII.................................................................... 7
Configuring the Drive................................................................................................. 7
Configuring the PLC/SCADA Supervisor .................................................................... 10
ASCII Communications............................................................................................. 11
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What Information Can I Transfer? .......................................................... 11
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How is the Information Transferred? ....................................................... 11
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Programmer’s Information ..................................................................... 13
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EI Bisynch ASCII Message Protocol.......................................................... 14
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EI Bisynch ASCII Parameter Mapping ...................................................... 15
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EI Bisynch ASCII Sequence Diagrams ...................................................... 18
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Transferring Data - ASCII Example Messages .......................................... 19
Character Definitions ............................................................................................... 24
Control Character Definitions ................................................................................... 24
Last Error Code (EE) ................................................................................................. 25
Initial Set-up for MODBUS RTU ..................................................................... 26
Configuring the Drive............................................................................................... 26
Configuring the PLC/SCADA Supervisor .................................................................... 29
MODBUS RTU Communications ............................................................................... 29
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How is the Information Transferred? ....................................................... 29
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RTU Mode of Transmission..................................................................... 30
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Cyclic Redundancy Check ...................................................................... 30
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Function Codes ..................................................................................... 34
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Typical Transmission Line Activity ............................................................ 42
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MODBUS RTU Parameter Mapping ........................................................ 43
ASCII Table.............................................................................................................. 46
Summary of Contents for 6513
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