To close and open an external circuit, The force is enabled. the letter, Off. rungs 1 and 3 remain true – Rockwell Automation 1747-PT1, D1747NP002 Hand-Held Terminal User Manual
Page 202: Press

Chapter 13
The Force Function
13–4
4. To verify enabling of forces, press [
F2
]. The force is enabled. The letter
F
on the prompt line is now on continuously. Also, the FORCED I/O
LED of the processor is on continuously.
ON OFF REM REM_ALL DISABLE
] [
F RUN
F1
F2
F3
F4
F5
XIC: I1:0.0/1 FORCE ON 2.0.0.0.1
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Rungs 1, 2, and 3 have gone true, as indicated by highlighted (bold)
instructions in the display. Note that the output 0 LED of the controller is
on.
To Close and Open an External Circuit
To simulate closing, opening, closing, and opening of an external circuit (as
by pressing and releasing a push button twice), you must force the input off,
then on, then off:
1. Press [
F2
], OFF. Rungs 1 and 3 remain true.
ON OFF REM REM_ALL DISABLE
] [
F RUN
F1
F2
F3
F4
F5
XIC: I1:0.0/1 FORCE OFF 2.0.0.0.1
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2. Press [
F1
], ON. Rungs 1 and 3 are now false and rung 2 is true. The
output 0 LED of the controller is no longer on.
ON OFF REM REM_ALL DISABLE
] [
F RUN
F1
F2
F3
F4
F5
XIC: I1:0.0/1 FORCE ON 2.0.0.0.1
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