alpha® open air®

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Rugged wall-mountable telephone for outdoor use

alpha® open air® - rugged wall-mountable telephone for outdoor use

Technical Data

  • Rugged compact wall-mountable telephone in metal housing

  • Keypad (digit keys 1...0, *, #, 4 destination dialling

  • Handset with armoured metal handset cord

  • Easy mounting and installation

  • Opening of the telephone with special tools only (enclosed)

  • Cable feeding with protective tube possible

  • Different ways of functioning programmable:

  • telephone with 4 destination dialling keys

  • telephone with 3 destination dialling keys and 1 flash

  • keypad and microphone are released after use of destination dialling keys only

  • with pre-programmed direct station selection every the handset is lifted and the keypad released

  • DTMF dialling / adjustable flash time

  • Unlimited suffix-dialling possible

  • Installation of a second bell is necessary for incoming calls signalling

  • Splash-proof (IP code 44)

  • Dimensions with protection-frame: 
        approx. height 332 mm (without handset cord), width 326 mm, depth 130 mm (with handset)
    Dimensions without protection-frame: 
        approx. height 260 mm (without handset cord), width 250 mm, depth 130 mm (with handset)

  • Ambient conditions for operation: -20 °C ... +55 °C

Option

  • Without external keypad, with pre-programmed direct station selection every time the handset is lifted

  • Without protection-frame

Subject to change without notice.


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Last revised on April 30, 2008.