Confirming Ladder Program Operation - Omron ZEN Operation Manual

Confirming Ladder Program Operation

3-4

Confirming Ladder Program Operation

Note
Procedure for Checking Operation
Checks Before Turning ON the Power
Operation Checks
Method for Checking Operation
LCD-type CPU Check the operation by the flashing input and output displays on the Main
Units Screen.
LED-type CPU Connect the ZEN Support Software and check operation using the monitor
Units function. Refer to the operation manual for the ZEN Support Software.
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Always check the ladder program operation before using the ZEN.
1. Before turning ON the power, check that the power supply, input
circuits, and output circuits have been wired correctly.
2. For systems with loads connected to the outputs that may cause
serious injury or damage to equipment if operation is incorrect, re-
move the output wiring before performing trial operation.
3. Always ensure safety in the vicinity before turning ON the power
or switching operating modes.
1. Check that the ZEN is mounted and wired correctly.
2. Check that the operation of the ZEN will not have a negative im-
pact on the system. Check for any dangers.
3. Turn ON the power supply to the ZEN.
Switch to RUN mode while the ZEN is stopped.
4. Turn each input ON and OFF and check that the program is oper-
ating correctly.
5. Adjust any problems.
Section 3-4