Festo Checkbox Compact CHB-C-C, Manual

Page: 57 / 138

3. The I/O module
3-9
Festo P.BE-CB-COMP-EN en 0211a
Sensor type Function
B ff ith
Normally-
open
contact
1)
Normally-
closed
contact
2)
Buffer zone with one sensor
Sensor 1
LOW Sensor 1
HIGH The sensor does not register any
conveyed part. The small parts
conveyor is/remains switched on.
Sensor 1
HIGH Sensor 1
LOW The buffer zone is full. The display
switches to “Full.” Good parts are
blown down. After the preset
time, e.g. 30 s, the small parts
conveyor will be switched off; the
conveyor device continues to run.
1)
Factory presetting
2)
To be set with CheckKon (recommendation)
Please note
Leave non-used sensor inputs open. Only in this way is the
Checkbox ready to operate. Otherwise the display shows
the status “Full” during operation, although the buffer
zone is empty. All good parts will be returned. The small
parts conveyor will be switched off after 30 s (standard
setting).