619
Troubleshooting Unit Errors
Section 11-4
Input irregularly turns ON/
OFF.
(1) External input voltage is low or unstable. Adjust external input voltage to within rated
range.
(2) Malfunction due to noise.
Take protective measures against noise,
such as:
• Install surge suppressor.
• Install insulation transformer.
Install shielded cables between the Input
Unit and the loads.
(3) Terminal block screws are loose.
Tighten screws
(4) Faulty terminal block connector contact.
Replace terminal block connector.
Error occurs in units of
8 points or 16 points, i.e., for
the same common.
(1) Common terminal screws are loose.
Tighten screws
(2) Faulty terminal block connector contact.
Replace terminal block connector.
(3) Faulty data bus
Replace Unit.
(4) Faulty CPU
Replace CPU Unit.
Input indicator is not lit in nor-
mal operation.
Faulty indicator or indicator circuit.
Replace Unit.
Symptom
Cause
Remedy
Содержание Sysmac CP1H
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Страница 3: ...CP1H X40D CP1H XA40D CP1H Y20DT D CP1H CPU Unit Operation Manual Revised October 2014...
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Страница 22: ...xxii...
Страница 34: ...xxxiv Conformance to EC Directives 6...
Страница 76: ...42 Function Blocks Section 1 5...
Страница 176: ...142 CP series Expansion I O Unit Wiring Section 3 6...
Страница 372: ...338 Analog I O XA CPU Units Section 5 5...
Страница 578: ...544 Trouble Shooting Section 8 7...
Страница 622: ...588 Sample Application Section 9 12 Network Settings Network Tab Network Settings Driver Tab...
Страница 668: ...634 Standard Models Appendix A...
Страница 669: ...635 Appendix B Dimensions Diagrams X XA and Y CPU Units 90 100 110 140 150 8 85 Four 4 5 dia holes...
Страница 744: ...710 Auxiliary Area Allocations by Address Appendix D...
Страница 771: ...737 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Страница 772: ...738 Connections to Serial Communications Option Boards Appendix F...
Страница 800: ...766 Specifications for External Power Supply Expansion Appendix H...
Страница 806: ...772 Index W Work Area 165 work bits 165 work words 165 write protection 379...
Страница 808: ...774 Revision History...
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