Federal Signal Corporation - Industrial Signaling and Systems Model FT400A-A Industrial Desk / Wall Telephone - Zone 1 FT400A-A

ATEX/IECEx - Zone 1, Zone 21 certified – T5 & T6 rated Wide temperature range from -22°F to +140°F (-30°C to +60°C) IP66, static dissipative, high impact thermoset industrial housing and handset Reversible base for desktop or wall mount configurations Audio modes – handset and hands-free speaker phone or optional headsets Corrosion-resistant hardware Noise-canceling microphone Self-resetting fuse prevents damage to the electronic circuits in the event of a high voltage spike on the telephone line Magnetic reed hook switch to reduce parts subject to wear Factory set to tone (DTMF) Operation Pulse dialing can be software configured in the field, 40:60 or 33:66 Removable handset retainer latches on cradle Urethane-coated watertight silicon keypad Link, Release, Redial and Flash keys Hearing-aid compatible (HAC) receiver Receiver Volume Control provides user with a 16 dB range Ergonomic heavy duty handset Built-in ring detect relay to switch up to 240V @ 5 amps Back lit LCD display - 2 line x 16 character: English, French or Spanish 20 number memory including 10 single quick dial numbers Programmable auto hang-up timer Two M20 and one M12 gland entries Field repairable by authorized personnel Does not require external power – operates on telephone line power