Operating instructions

2 Remove the cable cover screws and then
r
emove the cable covers.
B
A
A Screws
B Cable covers
3 C
onnect the AC wires to the AC IN terminals
o
n the top of the power supply unit, and then
connect the DC wires to the DC OUT
terminals on the bottom of the power supply
unit.
Top view
(A
C wires)
Bottom view
(DC wires)
DC +
DC -
R For DC wires, the black wire is negative (-)
a
nd the other colour wire is positive (+).
Note the colour of each DC wire and which
terminal each wire should be connected to,
and insert the DC wires as shown.
CAUTION
R I
nsert the AC and DC wires firmly all the
w
ay into the terminals. If the wires are not
inserted all the way, heat may be generated.
4 Tighten the terminal screws to secure the AC
and DC wires (bare wire area) to the
terminals, and then use the cable binders to
secure the AC and DC wires (jacketed area) to
the cable binder holes on the top and bottom
on
the power supply unit.
A
B
B
D
C
A Terminal screws
B Cable binders connected to cable
b
i
nder holes
C To door station
D To AC power outlet
R Recommended torque:
–
AC IN terminals: 0.5 N·m {5.1 kgf·cm}
– DC IN terminals: 0.45 N·m {4.6 kgf·cm}
5 Strip the remaining ends of the DC wires as
shown.
25 mm
7 mm
A
A To DC terminals of power supply unit
6 Solder the ends of the DC wires to the DC
p
lug. Use insulation sleeves to insulate the
wires.
C
A
B
DC+
D
C
-
DC+
DC
-
C
A DC plug
B DC wires
C Insulation sleeve
7 R
eplace the cable covers and then securely
f
asten the cable cover screws.
11
Installation