SIP telephone KNEx7

PoEEthernetLAN

Mining Explosion proof telephones Types of protection: II 2G Ex db ib IIBT5 Gb VoIP SIP2.0 Call Control Signaling:VOIP SIP Info(DTMF), RFC 2833(DTMF) Built-in 8ohm 0.5W with flash light. Power supply: POE Auxiliary Contacts:1 Sound level of ringing:over 90dB(A).At 50cm distance Explosion-proof telephone explosion-proof telephone 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 production must conform to the "first machinery industry department, coal, petrochemicals, i.s. explosion-proof electrical equipment manufacturing inspection interim provisions", meet a level 2 H explosion-proof requirements. DESCRIPTION 1.Robust aluminium alloy die-cast body, vandal & tamper-resistant hardware. 2. Waterproof rating IP66 dust proof. 3. Full keypad with memory, 3 button programmable telephone. 4. Magnetic reed hook-switch. 5. Heavy duty handset with hearing aid compatible receiver, noise canceling microphone. 6. Handset with industrial strong curly cord . 7. Stainless Steel keypad keep waterproof and dusty proof. 8. Built-in 8ohm 0.5W with flash light. 9. Door cover: orient automatically and good self - closing, convenient for use. 10. Temperature range from -20 degree to +55 degree. 11. Support echo cancellation. 12. Powder coated in UV stabilized polyester finish. 13. Application: Hazardous dust and gas atmospheres, petrochemical industry, tunnel, marine, ship, offshore, mine, power plant, bridge etc.