DW Digital weather proof intercom station
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DW Digital weather proof intercom station: general description
 The DW is a simplex industrial intercom station that is used in Armtel communication systems. The DW has been especially developed to work with DCN systems that support the WL-protocol (7kHz ISDN bandwidth). The DW intercom station is suitable for industrial applications and is explosion, 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 2 W of nominal power. A high-class, noise compensated dynamic microphone and a horn-type speaker have been selected to achieve optimal speech transmission. This combination guarantees effective communication even under the harsh operating conditions.
DW Digital weather proof intercom station: technical features
| IP rating | IP66 | | Digital Interface | Uo | | Current overload limit | 72 V | | Current consumption | 50 mA | | Max distance (standard cabling) | Up to 6 km | | Temperature range | -45...+55 Cel
| | Cabling (standard) | 4 wire | | Cabling (phantom mains) | 2 wire |
DW Intercom station's extentions
- The standard DW version has 2 double keys (4 standard connections)
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For more direct links connection use new 6-button modules (maximum direct links up to 12). Old (2 links) and new (6 links) modules can be used in common.
Standard Connection
2-wire connection (Phantom Mains: 4km [2mil], 0,3A max)
DW Overall dimensions
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Intercom equipment 