Wiring - Endress+Hauser PHX20 Bedienungsanleitung

Electrical
connection
Power supply
4

Wiring

The plug-on display has the following pin assignment:
PIN 1 L+
PIN 2 L–
PIN 3 Does not
apply
The supply voltage (mostly 24 V DC) must be greater than the sum
of the voltage drop U
s
and other voltage losses U
losses).
Thus, the following applies: U
Supply voltage U
0 V
at the sensor, voltage drop 5 V at the display
(such as additional evaluation and line
a
= U + 5 V + U
b s
b
a
13
en