684
Auxiliary Area Allocations by Function
Appendix C
Power Supply Information
Flash Memory Backup Information
Name
Address
Description
Access
Updated
Startup Time
A510 and
A511
These words contain the time at which the power was
turned ON. The contents are updated every time that the
power is turned ON. The data is stored in BCD.
A510.00 to A510.07: Second (00 to 59)
A510.08 to A510.15: Minute (00 to 59)
A511.00 to A511.07: Hour (00 to 23)
A511.08 to A511.15: Day of month (01 to 31)
Read/write
Power Interruption Time
A512 and
A513
These words contain the time at which the power was
interrupted. The contents are updated every time that the
power is interrupted. The data is stored in BCD.
A512.00 to A512.07: Second (00 to 59)
A512.08 to A512.15: Minute (00 to 59)
A513.00 to A513.07: Hour (00 to 23)
A513.08 to A513.15: Day of month (01 to 31)
(These words are not cleared at startup.)
Read/write
Number of Power
Interruptions
A514
Contains the number of times that power has been inter-
rupted since the power was first turned ON. The data is
stored in binary. To reset this value, overwrite the current
value with 0000.
Read/write
Total Power ON Time
A523
Contains the total time that the PLC has been ON in 10-
hour units. The data is stored in binary and it is updated
every 10 hours. To reset this value, overwrite the current
value with 0000.
Read/write
Name
Address
Description
Access
Updated
User Program Date
A90 to A93 These words contain in BCD the date and time that the
user program was last overwritten.
A90.00 to A90.07: Seconds (00 to 59)
A90.08 to A90.15: Minutes (00 to 59)
A91.00 to A91.07: Hour (00 to 23)
A91.08 to A91.15: Day of month (01 to 31)
A92.00 to A92.07: Month (01 to 12)
A92.08 to A92.15: Year (00 to 99)
A93.00 to A93.07: Day of the week (00 to 06)
(00: Sunday, 01: Monday, 02: Tuesday, 03: Wednesday,
04: Thursday, 05: Friday, 06: Saturday)
Read-only
Parameter Date
A94 to A97 These words contain in BCD the date and time that the
parameters were last overwritten.
A94.00 to A94.07: Seconds (00 to 59)
A94.08 to A94.15: Minutes (00 to 59)
A95.00 to A95.07: Hour (00 to 23)
A95.08 to A95.15: Day of month (01 to 31)
A96.00 to A96.07: Month (01 to 12)
A96.08 to A96.15: Year (00 to 99)
A97.00 to A97.07: Day of the week (00 to 06)
(00: Sunday, 01: Monday, 02: Tuesday, 03: Wednesday,
04: Thursday, 05: Friday, 06: Saturday)
Read-only
Summary of Contents for CP1L-EL20DR-D
Page 3: ...CP1L EL20D CP1L EM30D CP1L EM40D CP1L EL EM CPU Unit Operation Manual Produced July 2017...
Page 4: ...iv...
Page 10: ...x...
Page 22: ...xxii...
Page 34: ...xxxiv Software Licenses and Copyrights 7...
Page 192: ...158 Trial Operation and Debugging Section 5 3...
Page 250: ...216 Automatic Clock Adjustment and Specifying Servers by Host Name Section 6 7...
Page 666: ...632 Trouble Shooting Section 11 7...
Page 696: ...662 Standard Models Appendix A...
Page 805: ...771 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Page 806: ...772 Connections to Serial Communications Option Boards Appendix F...
Page 836: ...802 PLC Setup Appendix G...
Page 838: ...804 TCP Status Transitions Appendix H...
Page 840: ...806 Ethernet Network Parameters Appendix I...
Page 842: ...808 Buffer Configuration CP1L EL EM Appendix J...
Page 844: ...810 Ethernet Specifications Appendix K...
Page 851: ...Index 817 work words 118 write protection 447...
Page 852: ...818 Index...
Page 854: ...820 Revision History...
Page 855: ......