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Timer adjust
0
~230
Mains voltage
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
Artico, videodoorphone or two Atlantico, Utopia
or Scaitel videodoorphones. Use supplementary
power units Ref. 789/2 or Ref. 789/3 according to
the following table to obtain the same performance
with Artico monitors or to connect more than one
monitor in parallel:
DS789-033D
Adjust 18V
R2 R2 R1 R1
+R +TC PS
Sch. 789/5
B
+6 -6 ~0 ~12
SE3
1/~ SE1
SE2 AP
Video door phone
model
Atlantico, Utopia
or Scaitel
(after the second
video door phone)
Artico
(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.
TECHNICAL FEACTURES
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.
Power unit
Ref. 789/2 Ref. 789/3
Max 1
Max 3
monitor
monitors
Max 1
Max 2
monitor
monitors
230Vac ± 10% 50/60Hz
45W
12Vca
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
3
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