Mitsubishi Electric Melsec Q Series User Manual page 14

7.8.2 Other precautions ................................................................................................................... 7 - 66
7.9 Program Examples for Use in the Redundant System .................................................................. 7 - 67
7.9.1 I/O Data Exchange Program Examples.................................................................................. 7 - 71
7.9.2 Program example for acquisition of extended diagnostic error information............................ 7 - 81
7.9.3 Program example for global control function .......................................................................... 7 - 82
7.9.4 Program example for acyclic communication with DP-Slaves................................................ 7 - 83
7.9.5 Program example for alarm acquisition .................................................................................. 7 - 84
7.9.6 Program example for time control over DP-Slaves................................................................. 7 - 84
7.9.7 Program example for temporary slave reservation................................................................. 7 - 86
CHAPTER8 DEDICATED INSTRUCTIONS
8.1 Precautions for Dedicated Instructions ............................................................................................ 8 - 2
8.2 G. BBLKRD...................................................................................................................................... 8 - 4
8.3 G. BBLKWR ..................................................................................................................................... 8 - 6
CHAPTER9 TROUBLESHOOTING
9.1 Error Check Using the LEDs and Corrective Actions ...................................................................... 9 - 2
9.2 When Parameters cannot be Written from GX Configurator-DP ..................................................... 9 - 4
9.3 When Communication with DP-Slaves Is Not Possible ................................................................... 9 - 6
9.4 Troubleshooting in the Redundant System...................................................................................... 9 - 8
9.4.1 When output data turn OFF or momentarily OFF in system switching ..................................... 9 - 8
9.4.2 When the FAULT LED of the QJ71PB92V in the new control system is ON............................ 9 - 9
9.4.3 Maintenance of the QJ71PB92V in the standby system......................................................... 9 - 10
9.5 Error Codes ................................................................................................................................... 9 - 13
9.5.1 Error codes E200H to E2FFH (Error codes generated when reading extended diagnostic
information)............................................................................................................................. 9 - 14
9.5.2 Error codes E300H to E3FFH (Error codes generated when switching operation mode) ...... 9 - 15
9.5.3 Error codes E400H to E4FFH (Error codes generated during acyclic communication).......... 9 - 16
9.5.4 Error codes E500H to E5FFH (Error codes generated when reading alarms) ....................... 9 - 21
9.5.5 Error codes E600H to E6FFH (Error codes generated when executing time control) ............ 9 - 24
9.5.6 Error codes F100H to FBFFH (Local diagnostic information of the QJ71PB92V) .................. 9 - 25
9.6 How to Return the QJ71PB92V to Its Factory-set Conditions ....................................................... 9 - 28
APPENDICES
Appendix 1 External Dimensions.......................................................................................................APPX- 1
INDEX
A
- 12
8 - 1 to 8 - 7
9 - 1 to 9 - 30
APPX - 1 to APPX - 2
INDEX - 1 to INDEX - 2