Breakpoints (Bpt); Relay Ladder - Allen-Bradley Logix5000 Reference Manual

If you want to
Stop program emulation when a rung is true
Log data you select when a rung is true

Breakpoints (BPT)

Debug Instructions
(BPT, TPT)
Topic
Breakpoints (BPT)
Tracepoints (TPT)
Use the debug instructions to monitor the state of your logic when it is in
conditions that you determine. These instructions are compatible only with
RSLogix Emulate 5000 software, with which you can emulate a
Logix5000 controller on your personal computer.
Use this instruction
BPT
TPT
Breakpoints stop program emulation when a rung is true.
Operands:

Relay Ladder

Operand
Format
Trace This BOOL, SINT, INT,
Rockwell Automation Publication 1756-RM003N-EN-P - October 2011
Available in these languages
Relay ladder
Relay ladder
Type Format
String Tag
Tag
DINT, REAL
Chapter
Page
635
639
Page
635
639
Description
A string that sets the formatting for the text
that appears in the trace window for the break-
point.
The tag that has a value you want to
display in the trace window.
20
635