Siemens PPU 26x.3 series Manual page 165

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Figure 7-27
Equipotential bonding
The equipotential bonding conductor is attached by means of an M5 screw.
PPU and components
Manual, 10/2015, 6FC5397-2DP40-5BA3
Slot for Emergency-Stop button or spindle override
Power supply interface X10
X60 connection for handwheel, X61 reserved
Switch for setting the handwheel signal type
Switch S2
LEDs
Ethernet cable strain relief
PLC I/O Interface connections X20 (port 1), X21 (port 2) behind cover plate
Equipotential bonding
Feed override
Customer-specific inputs and outputs
Rear of the MCP 310C PN with Ethernet connecting cables
Connectable components
7.5 MCP 310C PN
165