Data Sheet

E
17
IV-2018，www.findernet.com
72
SERIES
72 SERIES
Float switch
Applications
Type 72.A1
Emptying function
Filling function
45˚
45˚
20˚
45˚
45˚
20˚
20˚
20˚
When black and brown wires are used,
the circuit opens when the float is down and
closes when the float in up.
In this case the blue/grey wire must be insulated.
45˚
45˚
20˚
45˚
45˚
20˚
20˚
20˚
When black and blue/grey wires are used,
the circuit opens when the float is up and
closes when the float in down.
In this case the brown wire must be insulated.
Type 72.B1
Emptying function Filling function
45˚
45˚
20˚
45˚
45˚
20˚
20˚
20˚
When black and brown wires are used,
the circuit opens when the float is down and
closes when the float in up.
In this case the blue/grey wire must be
insulated.
45˚
45˚
20˚
45˚
45˚
20˚
20˚
20˚
When black and blue/grey wires are used,
the circuit opens when the float is up and
closes when the float in down.
In this case the brown wire must be insulated.