Section 7 Additional Installation Tips; Grounding The Operator Panel - ABB PP885 Hardware And Installation Manual

When experiencing communication problems in for example noisy environments
or when operating close to temperature limits, the following recommendations are
to be noticed.

Grounding the operator panel

The mounting clamps of the operator panel do not provide a secure grounding
connection between the panel and the device cabinet, see 1 in drawing above.
1.
3BSE069463-600 Rev C

Section 7 Additional Installation Tips

Door
Operator panel
1
Ferrite core
Connect a wire, that is sized correctly according to local electrical codes,
between the quick-connect terminal connector on the operator panel and the
chassis of the panel, see 2 in drawing above.
Mounting plate in the cabinet
3
2
Power supply
5
6
4
24 V DC
5350
31