KOON TECHNOLOGY hazardous area telephones

Sound level: 60, 70 dB

... KNEX5 work as atex equipment basis on standard atex and iecex. The atex explosion proof telephone is intrinsically safe and atex zone 1 and zone 2 also zone 21. KNTECH ...

Sound level: 90, 60 dB

... 50cm distance
Explosion-proof telephone KNEx7 was ATEX certified, specially developed for flammable and explosive place such as coal, commonly used in factories and mines of H a level 2 places. Explosion-proof telephone ...

Sound level: 60, 100 dB

... in zone 1 and zone 2. It can also use in Division 2.Ex II 2 GD & Ex ii 2G ATEX Certified telephone, atex telephone basis on atex zone include atex zone ...

Sound level: 110, 100 dB

... used in industrial areas where there are explosive gases, oil platforms, mines and other dangerous areas. Intrinsically safe power supply, if not protected by other explosion-proof type, can only be installed in non- hazardous ...

Sound level: 70, 95 dB

... explosion proof telephone is rugged and durable. KNTECH design and manufacture the telephone with IECEX tertification and export to 50 countries. This Explosion proof Instrinsically safe telephone works ...

... during telephone conversation, at this time the siren stop sounding but still lighting and flashing. When finish call, press blue button again, the siren will continue sounding untill replacement. Fire Alarm Feature Power supply: ...

Sound level: 85 dB - 120 dB

... 1. Robust aluminium alloy die-cast body, Vandal resistant and tamper-resistant hardware, simple installation. 2. Full keypad with memory, 1 button programmable ,support free dial. 3. With external 30W loud speaker.Material:metal. Impeddance:8Ω.Freq.Resp:300-7000HZ. ...

Sound level: 80 dB - 90 dB

... Temperature range from -40 degree to +70 degree. 8. Support standard Session Initiation Protocol(SIP), RFC 3261. VoIP SIP2.0 telephone DTMF dialing MTBF:100000hours MTTR: 2 hours Hotline (maximum length of each number is 16 digits) Communication: ...