Equipment phase failure (pfl) – Rockwell Automation 1794-Lxxxx PhaseManager User Manual
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Publication LOGIX-UM001B-EN-P - April 2010
Appendix A
Equipment Phase Instructions (PSC, PCMD, POVR, PFL, PCLF, PXRQ, PRNP, PPD, PATT, PDET)
Equipment Phase Failure
(PFL)
Use the PFL instruction as an optional method to signal a failure for an
equipment phase.
Operands:
Relay Ladder
Structured Text
The operands are the same as those for the relay ladder PFL instruction.
Description:
The PFL instruction sets the value of the failure code for an equipment phase.
Use the instruction to signal a specific failure for an equipment phase, such as
a specific device has faulted.
Operand
Type
Format
Description
Failure_Code
DINT
immediate
tag
value to which you want to set the failure
code for the equipment phase
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