Samson 3731-3 Mounting And Operating Instructions page 39

Signal
4...20 mA
HART ®
Control signal
polarity
insensitive
Fig. 12 · Electrical connections
Option
2-wire transmitter
A B C
Supply unit for
position transmitter
A
_
+
11...35 V DC
A B C
N/ _
L/+
0...40 V DC
0...28 V AC
Binary output
A B C
Signal converter
acc. to EN 60947-5-6
_
+
Binary output
A B C
PLC
DC/AC
Binary input
A B C
Voltage input, polarity insensitive
0...24 V DC
Binary input
A B C
Contact input for external contact
Forced venting
Connections
39
EB 8387-3 EN