NAMUR
sensor
–
UHZ/AR
3+ 1 2 4
NAMUR sensors.
NPN type
3-wire sensor
(O/C outputs)
Sig–
UHZ/AR
2+ 5
Power (+ve)
Signal
Power (–ve)
41
3-wire sensors with NPN open collector outputs
PNP type
3-wire sensor
(O/C outputs)
Sig–
UHZ/AR
21+ 3
Power (+ve)
Signal
Power (–ve)
4 5
3-wire sensors with PNP open collector outputs
Voltage pulse
source
UHZ/AR
5- 4+ 6
Use terminal 6
for voltages
above 45 V DC
Voltage pulse signals.
Volt-free
contacts
UHZ/AR
ba31 2 4
Volt-free contacts (Max. Freq. 10Hz)
Sensor
UHZ/AR
2 –1 Sig4 3
Externally powered NPN open collector sensors
Sensor
UHZ/AR
4 +1 Sig2 3
Externally powered PNP open collector sensors
Input type
Low voltage inputs High voltage inputs
Description
Trigger Reset Trigger Reset
LOAC
HIAC
LOdC
HIdC
CoN
SGL1
SGL2
SGL3
SGL4
50 mV -50 mV 200 mV -400 mV Low level AC signals
2.5 V -2.5 V 14 V -10 V High level AC signals
3.5 V 0.5 V 20 V -2 V Low level DC signals
6 V 3 V 35 V 10 V High level DC signals
6 V 3 V 35 V 10 V Contact closure
200 mV -2.5 V 400 mV -21 V Special signal type
11.5 V 0.5 V 5 V 2.5 V Special signal type
22.0 V 1.0 V 7 V 5 V Special signal type
33.5 V 2.5 V 15 V 10 V Special signal type 4
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