EXT- 401 Explosion Proof Telephone
The EXT- 401 Explosion Proof Telephone provides safe and reliable communication in Class I, Division 1 and Class II, Division 1 & 2 areas. Available with a CE20 Explosion Proof Ringer.
Guardian Telecom EXT-401 Features and Benefits
- Oversized buttons for glove-on operation
- Corrosion and moisture resistant circuitry
- Intrinsically safe handset with heavy duty cord
- Field replaceable handset and fuse
- Explosion proof, no isolation barrier required
- Copper-free cast aluminum housing
- Temperature range -40°F to +140°F (-40° to +60°C)
Explosion Proof Telephone Applications
These telephones are designed for use in locations with the highest hazardous area classifications such as:
- Chemical Plants
- Petrochemical Plants
- Offshore Drilling Rigs
- Missile Silos
- Gas Plants
- Refineries
- Fueling Stations
- Bulk Loading Stations
- Fertilizer Plants
- Defense Installations
- Munitions Storage Depots
- Land-based Drilling Rigs
- Liquefied Natural Gas Terminals
- Tankers and Tanker Depots
- Oil & Gas Metering Facilities
- Paint & Varnish Manuafacturing Plants
- Grain Processing & Similar Industries
- Breweries and Distilleries
- and more...
Installation and Connectability
To provide felxibility and potential for growth, telephones are easily and economically connected to any telephone network by standard wiring and parts. Voice quality is unaffected when phones are connected within 15,000 feet (~4,600 meters) of a main telephone switch accepting single line telephones. Meeting safety standards may require use of special wiring conduits or other considerations. The phone can be factory set for either tone or pulse operation.
Accessories and Options
- 20 ft. (6m) Handset Cord - Field Replaceable Low Temperature Polymer Jacket
- Headset
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