Messaging (msg instruction) – Rockwell Automation 22-SCM-232 Serial Converter Module User Manual
Page 31

Controlling PowerFlex 4 and 40 Drives with Allen-Bradley Controllers
4-3
Communications are handled via Message (MSG) instructions, which
vary between the different controllers.
Figure 4.3 MicroLogix 1200/1500 MSG Setup Screen Example
The following descriptions are for the user configurable items of the
MSG instruction.
For additional information on MSG instruction setups, refer to the
respective controller instruction set reference manuals:
Messaging (MSG Instruction)
MSG User Configurable Item Description
Channel
Channel # to which the 22-SCM-232 is connected
Communication Command
Message type used
Data Table Address
Source of write data/destination of read data
Size in Elements
Number of words to read/write (32 max.)
Message Timeout
Number of seconds before the message times out
Data Table Address
Memory address in PowerFlex 4/40 to be accessed
Local Node Addr (dec)
PowerFlex 4/40 node address (decimal)
Local Node Addr (octal)
PowerFlex 4/40 node address (octal)
Local/Remote
Type of communication used
Publication Name
Publication Number
MicroLogix 1000
1761-6.3
MicroLogix 1200/1500 Instruction Set Reference Manual 1762-RM001
…
SLC
1747-RM001
…
PLC5
1785-6.1
ControlLogix Manual
1756-RM003
…
CompactLogix Manual
1769-UM007
…