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670093 (en)
REMOTE HOOK-UP CONNECTIONS
Figure 7
TYPICAL REMOTE HOOK-UP WITH ENHANCED POSITIVE FEEDBACK SIGNAL CAPABILITY
Supply air.
Air pilot return - solenoid actuated 4-way valve.
PLC / Controller signal.
Pneumatic feedback signal from pump.
Pneumatic echo can be used to interrupt the PLC
signal and set alarm.
NOTE: Pump may not be short-stroked with this system.
Pneumatic-to-electric signal can send alarm to operating system.
LE D
R
T
Z
L
BN/1
BK/4=NO
BK/2
BU/3
PNP out
+
--
D
M12 Connector
(OUT N O)
Supply (+)
Supply (-)
1 2
3
4
Bl ue
Bl ack
Whi te
2 1
4
3
Brow n
Connector on cable
Connector on sensor
(OUT NC)
Wiring Diagram
PNP Output
Inductive Proximity Sensor
M-12 DC
Connector
Summary of Contents for ARO 637140-4B
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