Maintenance; Maintenance; Replacing The Loop Control Unit - Omron CS1W-LC001 Operation Manual

Maintenance

7-2 Maintenance

7-2-1

Replacing the Loop Control Unit

1, 2, 3...
1, 2, 3...
Follow the procedure below to replace the Loop Control Unit.
When the same function block file (appended by the .ist extender) as
the function block data on the Loop Control Unit is held in storage
To use the parameters (on the Loop Control Unit that is to be replaced)
that were set on CX-Process Monitor
1. Turn power OFF to the PC.
2. Establish the connection between CX-Process Tool and the CPU Unit.
3. Turn power ON to the PC.
4. Read the same function block file (that was set aside and appended with
the .ist extension) as the data on the Loop Control Unit to be replaced
from hard disk or other storage medium using CX-Process Tool.
5. To check whether or not the file is the same as that on the Loop Control
Unit, use CX-Process Tool to verify only CX-Process Tool default data
between the Loop Control Unit and the function block file that has been
read.
6. Upload the function block data from the Loop Control Unit. Parameters
that have been set on CX-Process Monitor are read.
7. Turn power OFF to the PC.
8. Replace the Loop Control Unit.
9. Turn power ON to the PC.
10. Use CX-Process Tool to download the function block file whose
parameters were read to the Loop Control Unit.
11. Save the function block file whose parameters were read to hard disk or
other storage medium.
12. Check the Loop Control Unit again for any malfunction.
When the parameters (on the Loop Control Unit to be replaced) that
were set on CX-Process Monitor are not to be used
1. Turn power OFF to the PC.
2. Replace the Loop Control Unit.
3. Establish the connection between CX-Process Tool and the CPU Unit.
4. Turn power ON to the PC.
5. Use CX-Process Tool to download the function block file (appended with
the .ist extension) that was set aside in the hard disk or other storage
medium to the Loop Control Unit.
Section 7-2
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