Siemens Simatic MP 377 Operating Instructions Manual page 32

Mounting and connecting the HMI device
4.2 Connecting the HMI device
Interfaces
The following figure shows the interfaces of the HMI device.
①
②
③
④
⑤
⑥
⑦
You connect the PROFIBUS DP or MPI to the X10 / IF 1B interface.
Connecting the cables
When connecting the cables, ensure that the contact pins are not bent. Secure the
connectors with screws. Use cable ties to secure the cables at the fixing element for strain
relief. The following illustration shows how a cable is tied to one of two fixing elements using
cable ties.
①
②
③
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Connection for power supply of fans
Connection for power supply of HMI device
RS 422 / RS 485 port X10/IF 1B
PROFINET, ports X1 P1 and X1 P2
USB ports X20 and X21
Line in and micro
Line out
Cable
Cable tie
Fixing element
MP 377 15" Touch daylight readable (WinCC flexible)
Operating Instructions (Compact), 04/2009, A5E02532357-01