5 pin assignments, 1 plc in / audio, Pin assignments – INFICON Helium Leak Detector Modul1000 User Manual
Page 101: Plc in / audio
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Technical Data
9-13
jinb
80
e1
-h
Op
er
at
in
g M
a
nua
l
(1
01
1)
9.5
Pin Assignments
9.5.1
PLC IN / AUDIO
All inputs are electrically isolated by opto-couplers.
Fig. 9-2 External circuitry, e.g. PLC with external voltage supply unit.
Item
Description
1
External, active loudspeaker
1
4
3
2
6
5
8
7
9
10
11
13
12
14
F3
+24V
GND
GND 24V
+24V
AUDIO OUT
GND 24V
24V
+
-
PIN
GND
1
SPG GND
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