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A. Power supply
CALLER UNIT
With the supplied tool, loosen the 6 security screws that hold the unit from mounting bracket. It is necessary to keep
the tool for the security screws in a safe place as you will need this when replacing the batteries or accessing your
installation.
If you wish to power your caller station with batteries, please insert four C type alkaline batteries into battery
compartment, observing the correct polarity. Battery life is estimated at 12 to 18 months.
The caller unit can also operate with any 12-24VDC supply if such power is available at the entrance. Connect the
⑨
DC supply to the terminals
at the back marked with
.
12-24VDC
Note: If you use DC input, inserted batteries would then act as backup.
⑦
EXT
Set the switches
to the type of aerial (
if you have an optional external aerial) and the gate selection (F for
first main gate, B for secondary entrance).
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