Festo Checkbox Compact CHB-C-C, Manual

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3. The I/O module
3-3
Festo P.BE-CB-COMP-EN en 0211a
3.1 Interfaces
1 ACTUATORS
2
BUFFER/FEEDER
3 DIAG
1 2 3
Fig. 3/1: The I/O module of the Checkbox
Function
1
– Connection of maximum 3 actuators for sorting out the
checked parts
2
– Connection of 1 buffer zone sensor for controlling the
transfer of the parts to the following machine
– 24 V power outputs for controlling the supply system (small
parts conveyor) and the transport system (conveyor device)
3
– Connecting a diagnostic PC for diagnosing the system,
visualizing and optimizing the test procedure
Power supply Please note the instructions on the power supply for external
components in chapter 2.3.3 and in chapter 4.3.
Internal circuitry of the Checkbox PLC
The following I/O signals are wired internally with the PLC
connection (see chapter 4.3.4...5):
– ACTUATORS
– BUFFER/FEEDER