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

Page 31

Advertising
background image

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

Advertising