27
ENGLISH
TECHNICAL FEATURES
•
Supply voltage: 230V AC, 50 Hz.
•
Current demand: 6VA max.
•
Voltage output: 24V.
•
Call voltage active 50V/50 Hz.
•
Max. length of connecting cables for
power supplier, interface and internal unit:
250 m (6/10 telephone cable).
•
Amount of extensions on the same line: 5
max. (if there are any video unit, use a
distributor)
•
Reprimable electronic safety device.
•
Frequency deviation: according to CCITT
standards.
•
Monitor enabling for the duration of the
conversation.
•
Programmable flash (R) length.
•
Door lock release triggering time in the
range 1 to 15 s.
•
Local line connection even during power
outages.
•
Working temperature range: from 0 °C to
+35 °C.
•
Relative humidity: 90% with no condensa-
tion.
•
Insulation rating: II.
•
Dimensions: 8 DIN units, low profile
module.
•
Signal tone frequency: 375 Hz.
The unit is type approved according to stan-
dard CTR 21 and meets the requirements of
the EN 60950 standard relating to electrical
safety, and of the 89/336/EEC directive
amended with 93/68/EEC directive relating
to electromagnetic compatibility.
European approval issued by
BZT-ETS CERTIFICATION GmbH
Содержание IT/300
Страница 2: ...2 ...
Страница 18: ...18 ITALIANO ...
Страница 34: ...34 ENGLISH ...
Страница 50: ...50 DEUTSCH ...
Страница 66: ...66 FRANÇAIS ...
Страница 82: ...82 ESPAÑOL ...
Страница 98: ...98 PORTUGUÊS ...
Страница 99: ...99 ...
Страница 100: ...100 ...
Страница 101: ...101 ...
Страница 102: ...102 ...
Страница 103: ...103 ...
Страница 104: ...104 ...