3
Installation package
This unit can be din-rail or wall mounted. Din-rail brackets and wall mount brackets are
included.
Power connection
This unit provides a 4 pin terminal block. It can be operated using 12-56VDC power source.
Always make sure your input voltage is within this supported voltage range.
To connect power:
Follow the printed polarity for V+, V- and Ground. Connect positive wire
to V+, connect negative wire to V- and connect neutral wire to ground.
+V-
is for power input connection, this unit has only one power input.
RLY
is for relay connection.
Power connecting procedure:
STEP 1 – Take out 4 pin terminal block located in
the included mounting kit package.
STEP 2 – Connect power wire to +V- with correct
polarity and connect RLY for relay. Connect the
grounding wire to the ground screw.
STEP 3 – Plug into terminal block socket shown
above. Polarity needs to match V+ and V-.
WARNING -- Always SHUT OFF power source to connect power wire.
WARNING -- Any exceeded input voltage will not make this unit function and may damage
this unit.
+V- RLY
