Device definition block format – ProSoft Technology MVI46-MBP User Manual

Page 71

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Reference MVI46-MBP

♦ SLC Platform

Modbus Plus Communication Module

ProSoft Technology, Inc.

Page 71 of 101

February 19, 2008

DB
Address

Modbus
Address

Parameter Description

4940

44941

Device Def ID 49

Start register of device definition block for device
index 49

4950

44951

Device Def ID 50

Start register of device definition block for device
index 50

4960

44961

Device Def ID 51

Start register of device definition block for device
index 51

4970

44971

Device Def ID 52

Start register of device definition block for device
index 52

4980

44981

Device Def ID 53

Start register of device definition block for device
index 53

4990

44991

Device Def ID 54

Start register of device definition block for device
index 54

5000

45001

Device Def ID 55

Start register of device definition block for device
index 55

5010

45011

Device Def ID 56

Start register of device definition block for device
index 56

5020

45021

Device Def ID 57

Start register of device definition block for device
index 57

5030

45031

Device Def ID 58

Start register of device definition block for device
index 58

5040

45041

Device Def ID 59

Start register of device definition block for device
index 59

5050

45051

Device Def ID 60

Start register of device definition block for device
index 60

5060

45061

Device Def ID 61

Start register of device definition block for device
index 61

5070

45071

Device Def ID 62

Start register of device definition block for device
index 62

5080

45081

Device Def ID 63

Start register of device definition block for device
index 63

Device Definition Block Format

The structure of the data in each block is described in the following table:

DB
Address

Modbus
Address

Parameter Description

4450 44451 Route

1

4451 44452 Route

2

4452 44453 Route

3

4453 44454 Route

4

4454 44455 Route

5

These values determine the network route that a
message will use to get from the module to a node
on the network. The values are entered directly
into the Modbus Plus message. Note the following:

PLCs:

When addressing these devices, the last

non-zero byte in the routing list specifies the
network node address. For example, to reach
node 7 on the network, enter 7, 0, 0, 0, 0.

ModConnect Type Devices

: When addressing

these devices (including other MVI46-MBP
modules), the next-to-last non-zero values
specifies the node address and the last non-zero
value specifies the slave data path to use (1 to 8).
If the slave path is set incorrectly the message will
fail. For example, to reach slave path 1 on node 6,
enter values of 6, 1, 0, 0, 0.

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