Connecting The Simatic Box Pc 620 To A Simatic S7 Network (Mpi/Dp) - Siemens SIMATIC Box PC 620 Manual

Setting Up and Operating the SIMATIC Box PC 620
4.5 Connecting the SIMATIC Box PC 620 to a SIMATIC S7 Network
(MPI/DP)
Connecting an S7 Programmable Controller via MPI/DP Interface
You can connect the SIMATIC Box PC 620 to a SIMATIC S7 automation system
or to a PROFIBUS network via the potentially isolated*) MPI/DP port**) .
The MPI cable (5m) for connection to SIMATIC S7 CPUs (order no.:
6ES7901-0BF00-0AA0) is supplied with the SIMATIC Box PC 620. Only
transfer rates of up to 187.5 kBit/s are possible with this cable connection. The
12 Mbit/s PROFIBUS connecting cable is required for baud rates from
1.5 Mbit/s ( order no. 6ES7901-4BD00-0XA0).
MPI/DP port
Figure 4-11 Connection Using the MPI/DP Interface
Proceed as follows when connecting to a SIMATIC S7 programmable logic control-
ler:
1. Switch off your device.
2. Connect the cable to the MPI/DP interface.
Caution
!
Risk of damage to the SIMATIC Box PC 620!
Before plugging in the cables, the static charge on your body, the unit, and the
cables must be equalized. You can do this by briefly touching the metal mounting
plate for the interfaces on the left-hand side panel.
* Electrical isolation in the saftey extra-low voltage circuit (SELV circuit).
** Not available for the basic variant of the Box PC.
4-18
In disturbed surroundings:
bus connector
6ES7972-0BB10-0XA0
or
6ES7972-0BB20-0XA0
6ES7901-0BF00-0AA0
(5 m length
SIMATIC Box PC 620 Manual
C79000-G7076-C639-04