Rockwell Automation 1738-232ASCM12 ArmorPoint I/O RS-232 ASCII Module, Series A - Manual (Page 8)

Publication 1738-IN009A-EN-E - June 2004
8 ArmorPoint I/O RS-232 ASCII Module, Series A
Communicate With
Your Module
The ASCII module operates as the PointBus front-end to your serial
device. Data can be exchanged with the master through a polled,
cyclic, or change of state connection. The module produces and
consumes 4 to 132 bytes of data.
Troubleshoot with
the Indicators
Indication Probable Cause
Module Status
Off No power applied to device
Green Device operating normally
Flashing Green Device needs commissioning due to missing, incomplete, or
incorrect configuration
Flashing Red Recoverable fault
Red Unrecoverable fault - may require device replacement
Flashing Red/Green Device is in self-test
MOD
NET
TxD
RxD
1738-232ASCM12/A
ASCII Interface
Module Status Indicators
43799
1738-232ASCM12
Network Status Indicators
I/O Status Indicators