Videotec ULISSE PLUS - Manual (Page 19)

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nstruc
tions manual
17
7.2.3 Connection of the connector
board
The following is a description of the connector board
located inside the P&T base.
RS232
Power
Signal
Fig. 24
7.2.3.1 Connection of the power supply
The device is available in versions for different power
supply voltages: the value for the particular device
is shown on its identification label ("4.2 Product
markings", page 9).
g Always make the base connections with the
power supply disconnected and the circuit-
breaker open.
h When commencing installation make sure
that the specifications for the power supply
for the installation correspond with those
required by the device.
h Make sure that the power source and
connecting cables are suitable for the
power consumption of the system.
h The building must be equipped with a
20A maximum bipolar protection circuit
(magneto thermal), that must include a
bipolar automatic-type circuit breaker,
which must also envisage earth fault
current protection (magneto-thermal +
differential) with minimum distance of
3mm between contacts.
7.2.2 Fixing the base to the support
h To fasten the support use the specific bolts
and screws supplied with the base.
After having positioned gasket (01), fasten base (02)
on support (03) using screws (04), toothed spring
washers (05) and the rings for screw (06).
03
02
04
05
06
01
Fig. 21
03
02
04
05
06
01
Fig. 22
Align the 3 notches on the base with those on the
support as shown in the following figure.
Fig. 23
h Apply a Loctite 243® type thread-locker on
the holes of the screws.
h Fasten with tightening
torque of 4Nm.