Industrial telephone

1.industrial telephone suit for arduous and hadzardous. 2.new fashional than others 3.Industrial telephone :IP67 4.EX

1 Range

Can be used in subway ,water resources scheduling,shipping ,shipping port ,railway tunnel and other rough area.

2 Feature

2.1 Shell of the explosion-proof telephone made of si-aluminium alloy with high temperature ,electrostatic plastic sprayed surface. High impact. Whole telephone of the waterproof grade is up to national standard GB4028-93IP67

2.2 The telephone adopt stainless steel keypad, which contact resistance below 30ohm,life cycle above 2 million,push force 160-200grams,defend grade is up to IP67, good hand feeling,sturdy and durable.

2.3 Handle adopts imported Pc engineer material, thermostability of the PTFE wire .military noise cancelling microphone.Clear conversation in 115 dB enviroment . Good tightness , Denfend grade is IP67.

2.4 Hook adopts magnetic induction switch, life cycle above 500 thousand

2.5 These electronic components of the product adopt famous imported brand and selected by high and low temperature aging test. telephone is provided with high stability, high anti-jamming capability, and it is up to national standard GB T 15279-2002

2.6  There are 12 groups superstrong function with srore ,memory,dial (Each number up to 16 )

2.7  Easy for install and operate

3.Technical parameter
Defend grade	IP67
Ambient temperature	minus 40 to 70 degree
Relative humidity	below 95 percent
Atmospheric pressure	80 to 106 kpa
Feed voltage	48 to 60 V
Feed current	15 mA
Call transmission index	SLR below 12 RLR below 1 STMR above10 output impedance 600ohms
Frequency response	300 to 3400 Hz
Lines output audio signal level	2dB
Ambient noise	below 115dB
Distortion factor	below 2 percent
Ringing sound level	above 65dB
installation	wall-wounted

Industrial telephone