DWN Ex Digital Intercom Stations
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The DWN Ex is a simplex industrial intercom station that is used in
Armtel communication systems. Developed according to the latest
EN-standards, it corresponds to all the ATEX requirements of class T6.
Due to the design of the weatherproof call station in protection degree
IP 65 it is ideal for outdoor use. The DW Ex intercom station is
suitable for industrial applications and is weather, chemical, dust and
vandal proof. It is also proved to withstand different kinds of acids
and other aggressive chemicals. The build in loudspeaker is 3 W of
nominal power. The DWN Ex is used in industrial environment with high
noise level due to a very effective microphone characteristics and on
electronic noise compensation circuit. The intercom station can have
built in amplifier for hooking a 25 W external loudspeaker.
Digital explosion proof intercom station DWN Ex: technical features
| IP rating | IP65 | | Digital Interface | Uo | | Current overload limit | 70 V | | Current consumption | 50 mA | | Max distance (standard cabling) | Up to 6 km | | Temperature range | -50C +80 0C | | Cabling (standard) | 4 wire | | Cabling (phantom mains) | 2 wire | | Type of protection | Eex de ib IIC T6 | |
Intercom station DWN extentions
- The standard DW Ex version has 3 double keys (6 standard connections) 3 additional
- DW Ex extension units with 4 keys (8 standard connections) can be
also supplied. Thus the total number of keys is 14 keys (28
connections)
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