Endress+Hauser Cerabar M - Overvoltage Protection (Optional)

Cerabar M, Deltabar M, Deltapilot M Electrical connection
Endress+Hauser 41
5.4 Overvoltage protection (optional)
Devices showing version "NA" in feature 610 "Mounted accessories" in the order code are
equipped with a surge arrester (see Technical Information "Ordering information" section").
The surge arrester is mounted at the factory on the housing thread for the cable gland and
is approx. 70 mm (2.76 in) in length (take additional length into account when installing).
The device is connected as specified in the following graphic. For details refer to
TI001013KEN, XA01003KA3 and BA00304KA2.
5.4.1 Wiring
A0023111
Fig. 22:
A Without direct shield grounding
B With direct shield grounding
1 Incoming connection cable
2 HAW569-DA2B
3 Unit to be protected
4 Connection cable
1
2
3
4
+
-
+
-
rt
sw
+
-
A
B