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PRO-CTR-MAN-16V03 (0128)
Copyright © 2016 Defi ne Instruments
6
Quadrature encoder
(speed & direction)
SIGNAL A
EXC
GND
SIGNAL B
SIGNAL C
Phase (A)
Supply
Ground
Phase (B)
Index/Marker
Non-quadrature sensor connections
The following diagram shows how multiple sensors can be connected to your input
module. Any combination of NPN, TTL and PNP may be used for sensors A, B and C.
SIGNAL A
EXC
GND
SIGNAL B
SIGNAL C
SENSOR A
SENSOR B
SENSOR C
NPN
Open
collector
output
+ Supply
-- Supply
SIGNAL
+ 24V EXC
GND
PNP
Open
collector
output
+ Supply
-- Supply
SIGNAL
+ 24V EXC
GND
SIGNAL
GND
+ Supply
-- Supply
DC
Supply
TTL
5V
0V