Pin
No.
Function
Specification
Output
lead
colour
1
Run status
output (Output
2)
Open collector output uncommitted (Function is configurable on
Un model.)
Brown
2
Alarm output
(Output 1)
Open collector output uncommitted (Function is configurable on
Un model.)
White
3
Analog out
4-20 mA into 250 Ω (referenced to pin 4)
Blue
4
GND
Black
5
Supply
Pin 5 supply voltage is 5 V with impedance of 2.2 k, this can be
connected via a NO switch to input pin 1 or 2 to power the inputs.
Grey
2k2 Typical / 1k2 Minimum
1
4
1
2
3
4
5
PLC
+24 VDC
Input
Common
Note: Diagram depicts Run Status output.
Figure 14 - Example wiring for a "pull up resistor"
Example wiring for an external relay, the N/O or N/C contacts could be used for any device
1 A 100 V
2k2 Typical / 1k2
Minimum
1
4
1
2
3
4
5
PLC
+24 VDC
Common
Note: Diagram depicts Run Status output. The Alarm output must be wired in the same
way except using the white wire from pin 2 instead of the brown wire from pin 1.
Figure 15 - Example wiring for an external relay
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