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MVI69E-MBS ♦ CompactLogix™ Platform
Modbus Serial Enhanced Communication Module
RS-485 and RS-422 Tip
If communication in the RS-422 or RS-485 mode does not work at first, despite all
attempts, try switching termination polarities. Some manufacturers interpret + and -, or A
and B, polarities differently.
8.6.4 DB9 to RJ45 Adaptor (Cable 14)
ProSoft Technology, Inc.
Reference
User Manual
Page 158 of 159
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Table of Contents
Troubleshooting
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