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Modbus RTU Communication is sluggish.

Issue

Controller error log reports the following modbus error codes. 

  • 0x0000f806
  • 0x0000f808
  • 0x0000f80c
     

Environment

  • Modbus RTU
  • Stop Bits

Cause

Incorrect comm port configuration.

Resolution

Changed the comm port configuration from 1 stop bit to 2 stop bits.

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Version history
Revision #:
1 of 1
Last update:
‎2018-09-06 11:08 AM
Updated by: