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51
Setting and Resetting Inputs
Section 3-8
3-8
Setting and Resetting Inputs
This section describes how to set (turn ON) and reset (turn OFF) the
ZEN bits from the ZEN Support Software.
The ZEN must be connected and online and the project file opened
before inputs can be set or reset. Also, the ZEN and the ZEN Support
Software programs must be the same before inputs can be set or
reset. Use the procedures outlined under
3-3 Transferring Programs
to the ZEN
(page 45),
3-4 Transferring Programs from the ZEN
(page 46), and
3-5 Verifying Programs with the ZEN
(page 47) to
transfer and verify the programs.
Precaution
Confirm safety before turning relays ON or OFF.
1,2,3...
1.
Use the procedure outlined under
3-6 Operating and Stopping the
ZEN
to start ZEN operation. Check that the Status Bar display
changes from
STOP
to
RUN
.
2.
Use the procedure outlined under
3-7 Monitoring Programs
to
change to MONITOR mode.
3.
Use the mouse or cursor keys to move to the input that is to be
set or reset, and then perform either of the following operations:
• Select
ZEN(Z)/Set/Reset Operation
and then either
Set
Operation(W)
or
Reset Operation(F)
from the Menu Bar.
• Right-click and then select
Set/Reset Operation
and then
either
Set Operation(W) or Reset Operation(F)
.
Note
The following table shows the inputs that can be set or reset.
Bit type
Comments
CPU Unit input bits (I)
Input terminal ON/OFF status has priority.
CPU Unit output bits (Q)
Set/reset possible for inputs only. (Not
possible for outputs.)
Expansion I/O Unit input
bits (X)
Input terminal ON/OFF status has priority.
Expansion I/O Unit output
bits (Y)
Set/reset possible for inputs only. (Not
possible for outputs.)
Work bits (M)
Holding bits (H)
Z184-E1-04.book Page 51 Thursday, November 20, 2008 4:25 PM