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Home | Products | DW Weatherproof call station

DW Weatherproof call station

DW Weatherproof call station is the subscriber equipment to use at industrial sites within digital Intercom and PA/GA communication systems DCN and IPN manufactured by Armtel.

DW is designed for outdoor use in environments with the high levels of humidity, noise, dust and smoke content, including the environments with chemically aggressive gases and vapors, within the wide range of operation temperatures.

Parameter
Value
Supply voltage range
from -36 V to -60 V
Maximum operating current:
- With main amplifier 0,85 W
- With higher-power main amplifier 11 W
- With auxiliary amplifier 25 W
- With auxiliary amplifier 25/50 W
100 mA
650 mA
2,0 A
2,2 A
Bandwidth
from 300 Hz tо 6800 Hz
Line interface
Uk0
Number of programmable direct connections / functions
from 1 to 24
Main amplifier, W
0,85 or 11
Auxiliary amplifier, W
25 or 25/50
Max. sound pressure level of built-in speaker, dB
98/115
Ambient temperature range, ºC
From -40 to +55
Air humidity, %
Up to 100 % at +25˚С
Protection class as per GOST 14254-2015
IP66
Electrical safety class as per GOST IEC 61140-2012
III
Overall dimensions (version without handset)
515×130×205 mm
Overall dimensions (for versions completed with handset)
540×130×225 mm
Maximum weight
6,9 kg

DW is designed for outdoor use or in industrial premises, in environments with the high levels of humidity, noise, dust and smoke content, including the environments with chemically aggressive gases and vapors, within the wide
range of operation temperatures.

  • Two-way loudspeaking simplex communication, using built-in speakers, microphone or external microphone with push-to-talk button;
  • Two-way duplex communication with using handset;
  • Broadcasting of incoming audio messages through the integrated higher-power amplifier and optional 25/50W auxiliary amplifier;
  • Group call and PA facility, including PA for multiple zones;
  • Extended voice signal bandwidth to 6,8 kHz;
  • Broadcasting of alarms pre-recorded messaged from central exchange
  • Indication of call, busy signaling, unanswered call and other modes on LED indicators of programmed keys / pushbuttons;
  • Control of external signaling device, using built-in relay;
  • Reliable communication via digital two-wire line of Uk0 interface over the distance up to 6 km.

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