3
may cause such devices to
malfunction, resulting in an accident.
Preventing electric shock
R
If the wiring is underground, do not
make any connections underground.
R
If the wiring is underground, use a
protection tube.
R
If the wiring is outdoors, use a
protection tube or a surge protector.
Preventing injury
R
Install the product securely adhering
to the instructions in this guide to
prevent it from falling off the wall.
Avoid installing onto low-strength
walls, such as gypsum board, ALC
(autoclaved lightweight concrete),
concrete block, or veneer (less than
18 mm thick) walls.
Supplied accessories for installation
Important:
R
You will need the following additional items to install and configure the doorphone and the
main monitor/extension monitor.
CAUTION
For the doorphone
*1
Mounting base
×
1
Screw
×
4
(4 mm
×
12 mm)
Screw
×
2
(3.8 mm
×
20 mm)
Name plate
×
2
(incl. 1 spare)
Hex wrench
×
1
For the main monitor/extension monitor
Screw
×
2
(4 mm
×
16 mm)
Mounting bracket
×
1
Power supply unit and related items
*2
Power supply unit and related items
*3
Cable binder
×
2
Cable binder
×
1
Power supply unit
×
1
(VL-PS240)
Screw
×
2
(4 mm
×
40 mm)
Power supply unit
×
1
(VL-PS241)
AC cable
×
1
Screw
×
2
(4 mm
×
40 mm)
273_ig.book Page 3 Friday, April 28, 2017 9:46 AM