J&R Technology Limited
A Safe Voice In Global Communications
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Offshore weatherproof telephones,Intrinsically Safe Telephone Specifications Introduction
VoIP/SIP phone, Analogue version telephone, GSM-R telephone, WiFi telephone.
Robust construction, Vandal resistant
All weather protection IP66-67
FCC,CE, RoHS, ISO, IP67 certifications
Tamper resistant fixings
Simple installation
Fast-fit terminal connection
DC 5V powered or PoE(Power Over Ethernet), DC powered or Solar powered for GSM
Telephone line power for analogue version
Real-time Alarm Reporting
Operating: -40°C to +65°C
Storing: -40°C to +75°C
Ringing Tone : Shrill warble tone 90 dBA @ 1 metre typical
M.T.B.F. :Calculated to have an M.T.B.F. in excess of 50,000 hours using
Lightning / Transients : Protection to ITU-T k.21 enhanced levels
Offshore platform telephones,weatherproof telephones,Intrinsically Safe Telephone Applications Introductions
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Offshore platform telephones,weatherproof telephones,Intrinsically Safe Telephone for Sea port application for USA florida port
Offshore platform telephones,weatherproof telephones,Intrinsically Safe Telephone Used in Metro/tunnel Projects