Siemens SINUMERIK 828D PPU Series Manual page 101

Optional customer buttons IN (X51 / X52 / X55)
Only switches (passive inputs) may be connected via the X51, X52 and X55 connectors. X51
and X52 are typically used for connecting illuminated pushbuttons. The lamps in the buttons
are activated via X53 and X54. X55 has no corresponding outputs.
Figure 7-6
Connector designation: X51, X52, X55
Connector type: 4-pin plug connector
Table 7-3
Pin
1
2
3
4
Table 7-4
Pin
1
2
3
4
Table 7-5
Pin
1
2
3
4
PPU
Manual, 01/2014, 6FC5397-2DP40-3BA3
Main circuit diagram for input circuit for X51, X52 and X55
Assignment of connector X51
Signal name Signal type
KT-IN1
KT-IN2 I
KT-IN3
M V
Assignment of connector X52
Signal name Signal type
KT-IN4
I
KT-IN5
KT-IN6
M V
Assignment of connector X55
Signal name Signal type
KT-IN7
I
KT-IN8
KT-IN9
M V
Meaning
Customer key 1
Customer key 2
Customer key 3
Ground
Meaning
Customer key 4
Customer key 5
Customer key 6
Ground
Meaning
Customer key 7
Customer key 8
Customer key 9
Ground
Connectable components
7.1 MCP 483C PN
101