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ProSoft Technology MVI71-MCM User Manual

Page 21

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Installing and Configuring the Module

MVI71-MCM ♦ PLC Platform

Modbus Communication Module

ProSoft Technology, Inc.

Page 21 of 111

December 28, 2007

Address Description

Value

N10:27

Port 1 Command Error List Address

N10:28

Port 1 Command Response Timeout

N10:29

Port 1 Retry Count

N10:30

Port 1 Error Delay Count

N10:31

Port 2 Enable

N10:32 Port

2

Type

N10:33

Port 2 Float Flag

N10:34

Port 2 Float Start

N10:35

Port 2 Float Offset

N10:36

Port 2 Protocol

N10:37

Port 2 Baud Rate

N10:38

Port 2 Parity

N10:39

Port 2 Data Bits

N10:40

Port 2 Stop Bits

N10:41

Port 2 RTS ON

N10:42

Port 2 RTS OFF

N10:43

Port 2 Minimum Response

N10:44

Port 2 Use CTS

N10:45

Port 2 Slave ID

N10:46

Port 2 Bit Input Offset

N10:47

Port 2 Word Input Offset

N10:48

Port 2 Bit Output Offset

N10:49

Port 2 Holding Register Offset

N10:50

Port 2 Command Count

N10:51

Port 2 Minimum Command Delay

N10:52

Port 2 Command Error List Address

N10:53

Port 2 Command Response Timeout

N10:54

Port 2 Retry Count

N10:55

Port 2 Error Delay Count

9

If a port is configured as a Modbus Master, you will create Modbus
Commands for that port. For example, if Port 1 is configured as Master N11:0
file would be used as:

Start End Description

N11:0 N11:9 Command

1

N11:10 N11:19 Command

2

N11:20 N11:29 Command

3

N11:30 N11:39 Command

4

N11:40 N11:49 Command

5

… … …

Each Modbus Command has the following structure:

Offset Description

0 Enable
1 Internal

Address

2 Poll

Interval

3 Command

Count