53
Functions of Digital I/O Units
Section 4-4
4-4-4
Contact Operation Counter
Function Overview
The Contact Operation Counter is used to count the number of times each
input or output contact has changed from OFF to ON (maximum resolution
50 Hz) and record the total value calculated in the Unit.
The monitor value can be set in the Unit, and when the set number of opera-
tions is reached, the Connected Device Maintenance Flag in the Status Area
will be turned ON. (The Programming Device can be used to read the status
of the Connected Device Maintenance Flag.)
• Counted operations: 0 to 4,294,967,295 operations (stored data:
00000000 to FFFFFFFF hex)
• Counting unit: One operation
Note
1.
The Contact Operation Counter and Total ON Time Monitor cannot be
used at the same time for a single contact. Select the function to be used
in the
Detection Mode
Area.
2.
The Contact Operation Counter will not operate unless I/O power is being
supplied.
OFF to ON
3
2
1
Slice I/O Unit
Output device
(relay, etc.)
Recorded in the Unit
Number of times output
contact goes OFF to ON.
Summary of Contents for SmartSlice GRT1-Series
Page 1: ...Slice I O Units Cat No W455 E1 06 SmartSlice GRT1 Series OPERATION MANUAL ...
Page 2: ...SmartSlice GRT1 Series Slice I O Units Operation Manual Revised November 2007 ...
Page 3: ...iv ...
Page 5: ...vi ...
Page 13: ...xiv ...
Page 21: ...xxii EC Directives 6 ...
Page 63: ...42 Connecting Turnback Cables Section 3 3 ...
Page 109: ...88 Digital I O Units Section 4 6 ...
Page 251: ...230 Maintenance Information Window Section 7 3 Maintenance Information Window ...
Page 293: ...272 GRT1 CP1 L Positioning Unit Section 7 5 ...
Page 301: ...280 GRT1 END End Unit Section 8 5 Dimensions 11 9 11 9 55 7 1 5 19 5 83 5 2 9 2 9 OMRON ...
Page 323: ...302 Troubleshooting by Unit Section 9 5 ...
Page 351: ...330 Explicit Messages Appendix A ...
Page 355: ...334 Power Consumption and Weight Tables Appendix C ...
Page 357: ...336 I O Current Consumption Table Appendix D ...
Page 365: ...344 Revision History ...