Chapter-6
Reading and Timing
OK/NG Signal Behavior Settings
6.2.2
To set OK/NG signal behavior, use the settings below.
OK/NG signal
behavior setting
HIGH active
SYNC (synchronize): Signal is active until cleared.
LOW active
SYNC (synchronize): Signal is active until cleared.
HIGH active
One Shot: Signal is active for a certain time.
LOW active
One Shot: Signal is active for a certain time.
SYNC (synchronize) and One Shot signal output image are shown below.
The signal is HIGH active, the time to hold active state with One Shot is T.
For SYNC (synchronize), OK or NG signal becomes active after reading is completed, and the active
state is hold until next reading starts. For One Shot, becomes active when reading is complete, and
becomes inactive after time T. When the next reading starts before time T passes, becomes inactive
in between.
To set time T to hold One Shot active state, use the settings below.
OK/NG signal
One Shot
Active time
One Shot
Reading
Complete
OK/NG
Reading Start
Signal Clear
OK/NG
OK/NG
SYNC (synchronize)
When reading starts
before time T passed.
T
T