ProSoft Technology MVI94-MCM-MHI - Manual (Page 65)

MVI94-MCM ♦ Flex I/O Platform Reference
Serial Communications Modbus Communication Module User Manual
ProSoft Technology, Inc. Page 65 of 109
March 29, 2011
5 Reference
In This Chapter
Product Specifications ........................................................................... 65
Cable Connections ................................................................................ 68
Functional Overview .............................................................................. 72
Modbus Protocol Specification .............................................................. 83
Configuration Form ................................................................................ 95
5.1 Product Specifications
The MVI94 Modbus Master/Slave Communication Module allows Rockwell
Automation ® FLEX ® processors to interface easily with other Modbus protocol
compatible devices.
The module acts as an Options module between the Modbus network and the
FLEX backplane. Compatible devices include not only Modicon ® PLCs (almost all
support the Modbus protocol) but also a wide range of process and control
devices from a variety of manufacturers. Many SCADA packages also support
the Modbus protocol.
5.1.1 General Specifications
Some of the general specifications include:
Operation via simple ladder logic
Complete setup and monitoring of module through Debug port and user
configuration file
Flex backplane interface via I/O access