Allen-Bradley LOGIX 5000 Reference Manual page 434

Chapter 7 Equipment Phase Instructions
434
Function Block
This instruction is not available in function block.
Structured Text
PXRQ (Phase_Instruction, External_Request, Data_Value);
Operands
Ladder Diagram
Operand Type
Phase Instruction PHASE_INSTRUCTION
External Request request
Data Value DINT
Structured Text
The operands are the same as those for the Ladder Diagram PXRQ instruction.
PHASE_INSTRUCTION Data Type
If want to:
Determine if a false-to-true transition caused
the instruction to execute
Determine if the request failed
Determine if the FactoryTalk Batch software
completed its processing of the request
Determine if the FactoryTalk Batch software is
processing the request
Determine if the instruction sent the request
but FactoryTalk Batch software has not yet
acknowledged it
Cancel the request
Rockwell Automation Publication 1756-RM006K-EN-P - November 2018
Format
tag
enumeration value
array tag
Then check or
set this
member: Data type
EN BOOL
ER BOOL
PC BOOL
IP BOOL
WA BOOL
ABORT BOOL
Description
Tag that controls the operation.
Type of request.
Parameters of the request.
Notes
Refer to the timing diagram below.
Refer to the timing diagram below.
To diagnose the error, refer to the ERR and
EXERR values.
Refer to the timing diagram below.
Refer to the timing diagram below.
Refer to the timing diagram below.
WA also = 0 if:
• The connection times out
• A network error occurs
• ABORT = 1
To abort (cancel) the request, set the ABORT
bit = 1. When the controller aborts the
instruction:
• ER = 1
• ERR shows the result of the abort