Nice HO7124 User Manual

6 – ENGLISH
3.4 PRE-INSTALLATION WORKS
The gure shows an example of an automation system, constructed using Nice components.
A B
4
2
3
14 5
4
67
ED G H AC C F
6
A Photocells on column
B Gearmotor without control unit (model HO7224)
C Photocells (model EPM)
D Mechanical stop at closed position
E Electric lock
F Warning light MLBT
G Gearmotor with control unit (model HO7124)
H Digital keypad (model EDSB) - Transponder reader (model
ETPB) - Key selector EKSU)
These above-mentioned components are positioned according
to a typical standard layout. Using the layout in “Figure 6” as a
reference, dene the approximate position in which each com-
ponent of the system will be installed.
Table 2
TECHNICAL SPECIFICATIONS OF ELECTRICAL CABLES
Identication no. Cable characteristics
1
CONTROL UNIT POWER SUPPLY cable
1 cable 3 x 1.5 mm
2
Maximum length 30 m [note 1]
2
WARNING LIGHT cable
1 cable 2 x 1 mm
2
Maximum length 20 m
3
ANTENNA cable
1 x RG58-type shielded cable
Maximum length 20 m; recommended < 5 m
4
BLUEBUS DEVICES cable
1 cable 2 x 0.5 mm
2
Maximum length 20 m [note 2]
5
KEY SELECTOR cable
2 cables 2 x 0.5 mm
2
[note 3]
Maximum length 50 m
6
ELECTRIC LOCK cable
1 cable 2 x 1 mm
2
Maximum length 6 m
7
GEARMOTOR POWER SUPPLY cable
1 cable 3 x 1.5 mm
2
Maximum length 10 m
Note 1 If the power supply cable is longer than 30 m, a cable
with larger cross-sectional area (3 x 2.5 mm
2
) must be
used and a safety earthing system must be installed
near the automation.
Note 2 If the BlueBus cable is longer then 20 m, up to maxi-
mum 40 m, it is necessary to use a cable with a greater
cross-sectional area (2 x 1 mm
2
).
Note 3 These two cables can be replaced by a single 4 x 0.5
mm
2
cable.
a
Before proceeding with the installation, prepare the
required electrical cables by referring to “Figure 6”
and to that stated in the “TECHNICAL SPECIFICA-
TIONS” chapter.
a
The cables used must be suited to the type of envi-
ronment of the installation site.
a
When laying the pipes for routing the electrical ca-
bles, take into account that any water deposits in
the junction boxes may cause the connection pipes
to form condensate inside the control unit, thus
damaging the electronic circuits.

Nice HO7124 Specifications

General

Brand	Nice
Model	HO7124
Category	Gate Opener
Language	English