AS-Interface Analog Module
Connections, Displays and Operating Keys
Subject to reasonable modifications due to technical advances
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Connection of a 4-wire-sensor to the analog input module in IP65 with 4
channels:
A 4-wire-sensor is attached as shown to the pins 1 (24 V), 2 (Sig.+), 3 (0 V ext.)
and 4 (Sig.-) of channel 1.
Corresponding for channel 2, 3, 4.
Connection of a sensor with own power supply to the analog input module
in IP65 with 4 channels:
A sensor with own power supply is atteched via the pins 2 (Sig.+) and 4 (Sig.-) of
channel 1.
Corresponding for channel 2, 3, 4.
Analog module
4-wire-sensor
Analog module
Sensor with own power supply
24V
Sig.+
Sig.
-
0V ext.
24V
Sig.+
Sig.
-
0V ext.
supply PELV
without earth
connection
