Pin
No.
Function Specification Referenced to
Input lead
colour
1 Run/stop Min. 5V, max.30V
Connect 5-24V DC supply to stop
(referenced to pin 4).
Alternatively, connect pin 5 of the
output connector to this pin via
normally open switch.
Brown
2
External
Contact
Reserved
Min. 5V, max .30V
Pulse 5-24V
40ms minimum pulse length
(referenced to pin 4).
Alternatively, connect pin 5 of the
output to this pin via normally
open switch.
White
3 4-20mA
250Ω input impedance
40mA max. current
250Ω load resistance 40mA
max.current
Referenced to GND Blue
4 GND Ground (0V) Black
5
Remote fluid
recovery
Min. 5V, max. 30V
Connect 5-24V DC supply to
reverse the pump in analog mode
Grey
10.2 Optional input lead
Input lead length: 3m (10ft)
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