9 -
5
9.
MAINTENANCE FUNCTION
(5) It is possible to select whether or not the following checks are performed by setting
"Yes/No" for error check in PC RAS setting in the parameter mode.
1) Battery Check
2) Fuse Blown Check
3) I/O Unit Compare
(The default for all of these in the parameter settings is "Yes".)
If "No" is set for error check, error detection is not performed for these items, which
shortens the processing time for the END instruction.
Even if "Yes" for error check is set in the parameter, 1) thorugh 3), above error check,
can be canceled by turning on the special relay SM1084.
However, if "No" is set in the parameter, turning off SM1084 is ineffective to execute
the error check.
Summary of Contents for Q2ACPU
Page 1: ......
Page 2: ......
Page 221: ...12 12 12 OVERVIEW OF PROCESSING PERFORMED BY THE QnACPU ...
Page 222: ...12 13 12 OVERVIEW OF PROCESSING PERFORMED BY THE QnACPU ...
Page 237: ...12 28 12 OVERVIEW OF PROCESSING PERFORMED BY THE QnACPU MEMO ...
Page 271: ...16 13 16 POWER SUPPLY MODULE 4 Names and description of parts of the A66P ...
Page 343: ...21 21 13 MAINTENANCE AND INSPECTION 21 4 2 Replacement of the fuse for an output module ...
Page 357: ...22 12 22 TROUBLESHOOTING ...
Page 359: ...22 14 22 TROUBLESHOOTING MEMO ...
Page 429: ...App 32 APPENDICES Trigonometric function Classification Symbol Description ...
Page 537: ...App 140 APPENDICES REMARK 1 Message 1 An error code is displayed in 2 Alert 1 3 Alert 2 ...
Page 539: ...App 142 APPENDICES 2 Q2ACPU Q2ACPU S1 modules Unit mm inch ...
Page 541: ...App 144 APPENDICES 2 A66P power supply module Unit mm inch ...
Page 543: ...App 146 APPENDICES 3 A35B base unit 4 A38B A38HB A38HBEU base unit Unit mm inch Unit mm inch ...
Page 567: ...MEMO ...
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