Endress+Hauser Deltapilot M FMB51 - Overvoltage Protection (Optional)

Wiring Cerabar M, Deltabar M, Deltapilot M / 4...20 mA HART
36 Endress+Hauser
4.4 Overvoltage protection (optional)
Devices showing version "NA" in feature 610 "Accessory mounted" in the order code are equipped
with overvoltage protection (see also Technical Information TI436P "Ordering information").
The overvoltage protection 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, see TI103R/09/en,
XA036R/09/a3 and KA161R/09/a6.
4.4.1 Wiring
P01-xMx5xxxx-04-xx-xx-en-006
4.4.2 Installation
P01-xMx5xxxx-04-xx-xx-en-007
➀
➁
Unit to be
protected
Connection
cables
Incoming
connection cables
HAW569Z
+
-
+
-
Red
Black
+
-
Shield grounding
without
direct
➀
➁
5
red
red
+
-
+
-
black
black
5
7
10
10
15
➁
➂
min. 1.5 mm²
max. 3.75 Nm
max. 1.5 mm²
0.4 Nm
max. 2.5 mm²
➀
Shield grounding
➁
➂
without
direct
➀ Screw coupling glued at the factory: hold in place with a wrench when loosening/tightening the coupling nut