105
5 -8 Handling P recautions
•
Turn the power OFF before replacing the Unit.
Note
Before restarting operation, transfer the contents of the DM and HR areas to the
CPU Unit that was changed and then start operation.
•
If a Unit is found to be faulty and is replaced, check the Unit again to ensure
there is no error.
•
When returning a faulty Unit for repair, make a detailed note of the Unit’s mal-
function and take it together with the Unit 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 Unit.
Standard Tools
•
Screwdrivers (Philips and flat-blade)
•
Voltage tester or digital voltage meter
•
Industrial alcohol and a cotton cloth
Measurement Devices
•
Oscilloscope
•
Thermometer, hydroscope
Note
Do not take apart, repair or remodel the PLC in any way.
Necessary Tools for
Inspection
Handling Precautions
Section 5 -8
Summary of Contents for CPM1A-20CAR-A
Page 3: ...ii...
Page 5: ...iv...
Page 9: ...iv...
Page 29: ...14 System Configuration Section 1 2...
Page 43: ...29 Unit Components Section 2 2...
Page 65: ...51 Wiring and Connections Section 3 4...
Page 123: ...Appendix B Dimensions 2 CPM1 CIF01 90 81 21 30 205 50 56 CPM1 CIF11 90 81 21 30 205 50 61...
Page 124: ...Appendix B Dimensions 3 Dimensions with Peripheral Devices Attached Approx 90 Approx 125...
Page 125: ...Appendix B Dimensions 4...
