CALEFFI Uni-Switch 626 Series Manual - Página 5

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Electrical Connections:

Unscrew the four cover screws and lift oﬀ the outer cover

Diagrams showing the internal connections of the micro-switch with:

Flow switch used to activate a device when

ﬂow stops. When the decreasing operating

ﬂow is reached or stops the common (black

wire) and the normally open (red wire)

contacts open, while the common (black wire)

and the normally closed (blue wire) contacts

close.

CAUTION:

Make sure the wires do not obstruct the

function of the switch mechanism.

AVERTISSEMENT:

Assurez-vous que les ﬁls ne sont

pas entraver le fonctionnement de la changer le

mécanisme.

Flow switch is used to activate a device when

ﬂow

starts.

increasing operating ﬂow is reached or

exceeded, the common (black wire) and

normally open (red wire) contacts are closed,

while the common (black wire) and the

normally closed (blue wire) are open.

68235.06

When ﬂow starts and the