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Trial Operation and Debugging
Section 10-2
10-2-2 Differential Monitoring
When the CPU Unit detects that a bit set by the CX-Programmer has changed
from OFF to ON or from ON to OFF, the results are indicated in the Differenti-
ate Monitor Completed Flag (A508.09). The Flag will turn ON when conditions
set for the differential monitor have been met. The CX-Programmer can moni-
tor and display these results on screen.
CX-Programmer Operation
1,2,3...
1.
Right-click the bit for differential monitoring.
2.
Click
Differential Monitor
from the PLC Menu. The Differential Monitor Di-
alog Box will be displayed.
3.
Click
Rising
or
Falling.
4.
Click the
Start
Button. The buzzer will sound when the specified change is
detected and the count will be incremented.
5.
Click the
Stop
Button. Differential monitoring will stop.
Related Auxiliary Bits/Words
CPU Unit
Bit A
I/O memory
Moni-
tored for
OFF to
ON transi-
tion.
CX-Programmer
Detects bit A OFF
to ON transition.
Name
Address
Description
Differentiate Monitor
Completed Flag
A508.09
Turns ON when the differential monitoring condition has been met dur-
ing differential monitoring.
Note: The flag will be cleared when differential monitoring is started.
Summary of Contents for CP1L CPU UNIT - 03-2009
Page 1: ...Cat No W462 E1 06 CP1L CPU Unit SYSMAC CP Series CP1L L_0D_ CP1L M_0D_ OPERATION MANUAL...
Page 2: ......
Page 4: ...iv...
Page 10: ...x...
Page 22: ...xxii...
Page 34: ...xxxiv Conformance to EC Directives 6...
Page 70: ...36 Function Blocks Section 1 5...
Page 584: ...550 Trouble Shooting Section 8 7...
Page 627: ...593 Sample Application Section 9 12 Network Settings Network Tab Network Settings Driver Tab...
Page 630: ...596 Sample Application Section 9 12...
Page 654: ...620 Troubleshooting Unit Errors Section 11 4...
Page 662: ...628 Replacing User serviceable Parts Section 12 2...
Page 668: ...634 Standard Models Appendix A...
Page 698: ...664 Auxiliary Area Allocations by Function Appendix C...
Page 746: ...712 Auxiliary Area Allocations by Address Appendix D...
Page 773: ...739 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Page 774: ...740 Connections to Serial Communications Option Boards Appendix F...
Page 806: ...772 Index...
Page 808: ...774 Revision History...