Pin Name Type Meaning
3 KT-IN9 I Customer key 9
4 M V Ground
Optional customer keys (X53/X54)
Outputs X53/X54 are provided to activate lamps in the keys. Lamps with 1.2 W and maximum
0.15 A per output are recommended.
High-side switches serve as output drivers, which switch 24 V to the lamps and which limit the
current when a short circuit occurs.
.7287
.7287
.7287
3
0
0
;
.7287
.7287
.7287
3
0
0
;
Figure 6-2 Outputs X53 and X54
Note
No connection for relays, valves or inductive loads
Do not connect any relays, valves or other inductive loads.
Interface: Optional customer keys OUT
Connector designation: X53 / X54
Connector type: 4-pin male connector
Maximum cable length: 2 m
Table 6-13 Assignment of connector X53
Pin Name Type Meaning
1 KT-OUT1 O Customer key 1 lamp
2 KT-OUT2 O Customer key 2 lamps
3 KT-OUT3 O Customer key 3 lamps
4 M V Ground
Connecting up
6.3 Pin assignment of the interfaces
Machine Push Button Panel: MPP 1500D / MPP 1500E
42 Equipment Manual, 04/2021, A5E50753610B AA
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