Festo Checkbox Compact CHB-C-X - Page 71

3. The I/O module
3-20
Festo P.BE-CB-COMP-EN en 1102d
Maximum 4 parts types can be addressed via the inputs I/20
and I/5. The signals must be applied permanently before the
CHB-C-X starts again.
tool
If the information “tool” is shown in the display when the
parts type is selected, the memory address will be occupied
with additional software tools. However, the teach procedure
can still be carried out. Further information: in the CheckOpti
manual.
Binary coding
Parts types 1 ... 4
I/20
2
0
I/5
2
1
1 LOW LOW
2 HIGH LOW
3 LOW HIGH
4 HIGH HIGH
Tab. 3/10: Binary coding parts type 1 ... 4
Pulse-time diagram (with max. 4 parts types)
Partstypechange1> 4
Pin I/20
Type select 0
Pin I/5
Type select 1
Pin I/6
Remote start
0
1
0
1
0
1
min 0.1 s
Type 1
Type 4
Tab. 3/11: Pulse-time diagram: Parts type change 1 } 4