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Connecting The Simatic Box Pc 840 To A Simatic S7 Network; (profibus/mpi) - Siemens SIMATIC Box PC 840 Manual

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Setting Up and Operating the SIMATIC Box PC 840
3.6

Connecting the SIMATIC Box PC 840 to a SIMATIC S7 Network

(PROFIBUS/MPI)

Connecting an S7 Programmable Controller via PROFIBUS/MPI Port
You can connect the SIMATIC Box PC 620 to a SIMATIC S7 automation system
or to a PROFIBUS network via the potentially isolated*) PROFIBUS/MPI port**).
The MPI cable (5m) for connection to SIMATIC S7 CPUs (order no.:
6ES7901-0BF00-0AA0) is supplied with the SIMATIC Box PC 840.
Figure 3-14 Connection Using the PROFIBUS/MPI Port
Proceed as follows when connecting to a SIMATIC S7 programmable logic
controller:
1. Separate the Box PC from the mains.
2. Connect the cable to the PROFIBUS/MPI port.
Caution
Risk of damage to the SIMATIC Box PC 840!
Before plugging in the connecting cables, the static charge on your body, the unit,
and the cables must be equalized. You can do this by briefly touching the metal
housing.
*
Electrical isolation in the saftey extra-low voltage circuit (SELV circuit).
** Optional product feature
3-20
In disturbed surroundings:
bus connector
6ES7972-0BB10-0XA0
or
6ES7972-0BB20-0XA0
6ES7901-0BF00-0AA0
(5 m length)
PROFIBUS/MPI port
SIMATIC Box PC 840 Manual
A5E00085984-04

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