STEELPHONE-Ex
ATEX Telephones for Offshore Applications
ATEX telephones for Zones 1–21 and 2–22 – operating temperature: -20°C to +50°C.
All telephones in the STEELPHONE-Ex® range feature SMART functions, including the Automatic Function Diagnostic (AFD) self-test and remote polling through the TelDia® monitoring and analysis software.
The STEELPHONE-Ex® range is designed to operate at temperatures from -20°C to +50°C.
A major advantage is its ATEX certification for analogue telephone lines powered up to 160 V (100 VAC + 60 VDC), ensuring unrestricted compatibility with all commercially available PBXs.
TEL502T
full keypad

TEL502T is an ATEX analog telephone equipped with a telephone keypad with 15 dual function buttons, with 8 memories for short numbers that can be recalled with the Fn key. This is an analog telephone suitable for telephone lines with voltage up to 60Vdc + 100Vac (160Vrms), which can, therefore, be connected to any PABX on the market.
- Body INOX
- Handset INOX
- Protection IP66 – IK10
- Temperature -20°C +50°C
- Humidity up to 98%
- MTBF >180.000 h
- MTTR 3 min
- Metal buttons 15 buttons Ø 13mm
- Ringtone 87dB at 1 meter
- Handset cord INOX 200kg
- LED «on line» Red
- AFD Automatic Fault Detection
- Blue LED status
- Full compatible TelDia