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339
Handling Precautions
Section 12-3
Required Tools
The following tools, materials, and equipment are required when performing
an inspection.
Phillips screwdriver
Voltage tester or digital voltage meter
Industrial alcohol and a clean cotton cloth
The following measuring devices may be required when performing an
inspection.
Synchroscope
Pen oscilloscope
Thermometer
Hydrometer
12-3 Handling Precautions
• Turn OFF the power before replacing the PCU.
• If a PCU is found to be faulty and is replaced, check the new PCU again to
ensure there are no errors.
• When returning a faulty PCU for repair, make a detailed record of the
PCU’s malfunction and take it together with the PCU to your nearest
OMRON office or sales representative.
• If a contact is not good, put some industrial alcohol on a clean cotton cloth
and wipe the surface. After doing this, install the PCU.
12-4 Procedure for Replacing a PCU
Use the following procedure when it is necessary to replace a PCU.
12-4-1 When PCU Parameters and Operating Data is Set in the CPU
Unit’s DM Area
1,2,3...
1.
Make a note of the unit number of the PCU to be replaced.
2.
Save the parameters and operating data for the PCU to be replaced to a
floppy disk or a hard disk using, for example, CX-Programmer.
3.
Turn OFF the power supply.
4.
Make a note of the way in which the PCU is wired. (It is recommended that
the cables are labelled.)
5.
Replace the PCU, and reconnect the wiring as before.
6.
Set the unit number for the PCU.
7.
Turn ON the power supply to the PLC.
3
Installation and
wiring
Is the PCU securely mounted?
There must be no loose-
ness.
With a Phillips screw-
driver, tighten all mount-
ing screws.
Are the cable connectors properly
inserted and locked?
Carefully insert and lock
all cable connectors.
Are there any loose screws in the exter-
nal wiring?
With a Phillips screw-
driver, tighten all screws
in the external wiring.
Are any external cables disconnected?
There must be no exter-
nal abnormalities.
Do a visual check and
connect or replace cables
as required.
No.
Item
Inspection points
Criteria
Remarks
Summary of Contents for CS1W-213 - REV 02-2008
Page 2: ...CS1W NC113 213 413 133 233 433 Position Control Units Operation Manual Revised February 2008 ...
Page 3: ...iv ...
Page 13: ...xiv ...
Page 15: ...xvi ...
Page 19: ...xx ...
Page 43: ...18 Basic Operational Flow Section 2 1 ...
Page 87: ...62 Servo Relay Unit Section 3 7 ...
Page 199: ...174 Z phase Margin Section 6 8 ...
Page 217: ...192 Sample Program Section 7 7 ...
Page 285: ...260 Easy Backup Function Ver 2 0 or later Section 9 11 ...
Page 377: ...352 Common Parameter Area Appendix C ...