Siemens Simatic 620 - Manual (Page 27)

Welcome to the SIMATIC Box PC 620
2-5
SIMATIC Box PC 620 Manual
A5E00131465-01
2.3 Bottom View
1
Figure 2-3 Bottom View
1 Equipotential Grounding
The connection with the equipotential grounding on the system housing to the
central earth terminal of the cabinet or the unit into which the computer is fitted,
ensures that faults arising from external power supply cables, signalling cables or
cables to peripheral units are diverted.