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Timer adjust
N
~230
Mains voltage
Power supply in CAT III 4000 V.
The video power supply Ref. 789/5B has been
projected in compliance with the existing security
rules and it is provided with IMQ certifi cate.
The power supply Ref. 789/5B can only be used in
video systems with electronic call.
It can be used in 5 wire systems without coax cable,
too (for this system, see the special Technical
manual).
The housing may be used both in DIN bar mounting
and wall mounting by means of screws and spacers;
please take care of mounting it in dry and repaired
environments.
The voltage is 230V~ in compliance with the new
European rules.
The power supply is supplied with the timer which
is adjusted on 50"; if you wish to change this time,
please use the special control for changing from
45" to 180".
The power unit Ref. 789/5B can power up only
one Nexo, videodoorphone or two, Signo, Utopia,
Atlantico
or
Scaitel
supplementary power units Ref. 789/3 according to
the following table to obtain the same performance
with Nexo monitors or to connect more than one
monitor in parallel:
DS789-033F
All manuals and user guides at all-guides.com
Adjust 18V
R2 R2 R1 R1
+R +TC PS
Sch. 789/5
B
+6 -6 ~0 ~12
SE3
1/~ SE1
SE2 AP
videodoorphones.
Use
Video door phone
model
Signo, Atlantico, Utopia or Scaitel
(after the second video door phone)
Nexo
(after the first video door phone)
The "PS" call output can be used to control up to
four speakers (videodoorphones or doorphones in
a coax system) in parallel.
Wires with cross-section area of 0.5 mm
larger must comply with IEC 60332-1-2; wires
with crosssection area smaller than 0.5 mm
must comply with IEC 60332-2-2.
TECHNICAL FEATURES
Voltage:
Rated output:
No timed supplies:
Timed supplies:
Timer:
Door opener:
description of terminals:
PS output:
generation for up to four speakers
doorphones in coax systems)
with electronic short-circuit protection.
Protections:
Temperature:
Dimensions:
Weight:
(*) When using PTC, after a short-circuit or
overload, out the voltage for at least 60 sec.
KEY TO SYMBOLS
Symbol
Direct input voltage
~
Alternating input voltage
See the installation manual of the
device
Power unit
Ref. 789/3
Max 3
monitors
Max 2
monitors
2
230V~ ± 10% 50/60Hz
45W
12V~
0,4A
2A (lock)
+R
0,11A
6V
0,18A
R2
0,65A
+TC
0,23A
45 ÷ 180 sec.
(adjusted 50 ± 10 sec)
relay 5 A
SE1 Normally Open
SE2 Common
SE3 Normally Closed
call tone
(videodoorphone or
PTC (*)
-5°C + 45°C
180 x 80 x 90mm
(as 10 modules DIN)
1030 grams
Description
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