Connect the telephone line
Explosion-proof hands-free waterproof telephone
Product No.AFT-BG-02FM
Connection method: telephone line
Shell material: aluminum alloy shell
Surface treatment: high temperature anti-static spraying
Color: yellow
Size: 320×255×138mm
Protection level: IP68
Explosion-proof grade: ExnA ic IIC T6 G
Adaptation temperature: -40-70℃
Relative humidity: ≤95%

Product details

product description
Explosion-proof hands-free and waterproof telephones are compatible with program-controlled telephone exchanges of many brands on the market. They are specially designed for subway tunnels, underground pipe corridor tunnels, highway tunnels, mines, power plants, steel plants, ports, ships, electrolysis workshops, etc. The special telephone developed in humid and high dust environment is suitable for long-term installation in various harsh environments. It has the characteristics of waterproof, moisture-proof, dust-proof, cold-proof, frost-resistant, high-temperature resistance, oxidation resistance, corrosion resistance, and violent percussion resistance. .

1. Aluminum alloy material, formed by more than 1,000 tons of die-casting machine, with high density, light weight, with the characteristics of cold resistance, anti-oxidation, anti-corrosion, anti-violent percussion, etc.;
2. The hook is made of zinc alloy stamping, after polishing, electroplating and other surface treatment processes, the back is encapsulated with imported reed pipes from abroad, which can be used with the built-in permanent magnet steel in the handle to switch between off-hook and on-hook. The hook has the characteristics of anti-cold, anti-freeze, anti-oxidation, anti-corrosion, and anti-salt spray;
3. The buttons are made of anti-aging silicone material, professionally designed for waterproof and dustproof, matched with gold-plated PCB boards, good hand feeling, good electrical performance, and service life ≥ 500,000 times;
4. The phone motherboard adopts an industrial-grade IP motherboard and reserves a wealth of signal stem nodes to facilitate linkage with surrounding external devices;
5. The phone shell adopts multiple waterproof design, all the incoming lines are sealed with professional anti-aging waterproof electronic glue, and the overall protection level of the phone reaches IP68;
6. The protection level of the loudspeaker and the sound and light warning light is IP65, and the explosion-proof level is Exd IIC T6. It has the characteristics of waterproof, explosion-proof, and moisture-proof, and can be used in the open air;
7. The whole telephone set has passed the national explosion-proof level test, and the explosion-proof level: ExnA ic IIC T6 G

Phone function introduction (due to the high integration of the motherboard, please confirm the specific functions before leaving the factory)
1. Ordinary dialing: After pressing the hands-free button, dial by the keyboard;
2. One-key dialing: The phone supports storage of up to four groups of numbers (including the one-key speed dial button), and the number is permanently stored after it is set, and it will not be lost after power failure. When in use, "lift the phone -> select the key to store the number" to dial out;
3. Automatic dialing: After pressing the hands-free button, the phone will automatically dial a set of pre-stored numbers;
4. Cyclic dialing: After pressing the hands-free button, the first group of numbers will be automatically dialed. If the line is busy or there is no answer, then it will go to the second group. When the last group is still busy or no answer, it will automatically switch back. The first group, until someone answers or hangs up. Up to 5 groups of numbers can be stored;
5. Auto hang up: After the call is over, the phone will automatically detect the busy tone signal and inverse limit signal of the switch, and hang up after several confirmations;
6. Sound adjustment: The phone has two levels of volume adjustment. Bass file, this mode uses telephone line direct power supply, the volume is: 60~70dBA, the effective hands-free distance is: 0.1~0.2m; For the high range, this mode needs to be connected to 220V power supply or 6~12V DC power supply, and the volume is :≥90dBA, after testing, the effective hands-free distance is 0.8m~1m when the ambient noise is 80dBA; the factory default is the second gear, that is, it needs to be connected to the 220V power supply;
7. Linkage function: The phone reserves two open nodes with one open and one open. When the phone is off-hook/hangs up, the two dry nodes respectively provide two sets of pulse switch signals, one open and one off;
8. Support OEM OEM service, LOGO logo and packaging instructions can be customized according to requirements;
9. More functions can be customized according to requirements. Please communicate with the company's sales staff in advance to ensure that the phone can meet your needs.

Specific parameters


Installation diagram

a. Use the matching M8 bolts to fix the phone on the installation backplane;
b. Drill 4 Φ10 holes (225.5*140mm) on the wall according to the hole positions shown on the installation back plate, and then insert the explosive screws into the holes;
c. Fix the phone and the installation back plate on the wall with matching nuts;
d. Finally, connect the 2-core telephone line, and the installation is complete.

Product packaging specifications
Specification: 1 set/box
Gross weight: 8.0 KG
Net weight: 7.0KG
Packing: EPE, carton

Contact us

Tel:13058508121 / 13925760781
Room 401, Building 1, No.131, Huailin Road, Humen Town, Dongguan City, Guangdong Province