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517
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 CP1H-CPU - 05-2006
Page 2: ...CP1H X40D CP1H XA40D CP1H Y20DT D CP1H CPU Unit Operation Manual Revised May 2006...
Page 3: ...iv...
Page 11: ...xii TABLE OF CONTENTS...
Page 15: ...xvi...
Page 19: ...xx...
Page 31: ...xxxii Conformance to EC Directives 6...
Page 71: ...40 Function Blocks Section 1 5...
Page 133: ...102 Computing the Cycle Time Section 2 7...
Page 169: ...138 CPM1A Expansion I O Unit Wiring Section 3 6...
Page 411: ...380 Clock Section 6 8...
Page 519: ...488 Replacing User serviceable Parts Section 10 2...
Page 527: ...496 Standard Models Appendix A...
Page 535: ...504 Dimensions Diagrams Appendix B...
Page 628: ...597 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Page 629: ...598 Connections to Serial Communications Option Boards Appendix F...
Page 659: ...628 PLC Setup Appendix G...
Page 665: ...634 Index work words 159 write protection 370...
Page 667: ...636 Revision History...