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Diagnosing faults chapter 6 – Rockwell Automation 1775-MX_S4A,D17756.3.1 User Manual PLC-3 BACKUP CONC(OR.DU1 User Manual

Page 118

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Diagnosing Faults

Chapter 6

6-14

Table 6.J

Results

If the Processor Detects:

The 1775 - GA or 1775 - S4B

Procedure Will Display:

No fault

NO FAULT DETECTED

A fault in the main program section

DETECTED AT RUNG

RM

A fault in the subroutine program

DETECTED AT RUNG RS

A fault in the fault routine program

DETECTED AT RUNG

RF

A fault that does not generate a rung

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