2021 Bt811 VoIP Waterproof Corded Phone Designer Corded Phones for Marine Mining

China 2019 Bt811 VoIP Waterproof Corded Phone Designer Corded Phones for Marine Mining, Find details and Price about China Explosion Proof Telephone, Communication Equipment from 2019 Bt811 VoIP Waterproof Corded Phone Designer Corded Phones for Marine Mining

Model NO.
BT811
Cordless Telephone Frequency
900 MHz
Answering Machine Record Audio Format
REC
Accessories
Caller ID Box
Customized
Customized
Trademark
Bafang
Transport Package
Carton
Specification
11kg
Origin
Jining, China
Model NO.
BT811
Cordless Telephone Frequency
900 MHz
Answering Machine Record Audio Format
REC
Accessories
Caller ID Box
Customized
Customized
Trademark
Bafang
Transport Package
Carton
Specification
11kg
Origin
Jining, China
Product Description

 

APPLICATION

1. Suitable for explosive gas atmospheres Zone 1 and Zone 2.

2. Suitable for IIA, IIB explosive atmosphere.

3. Suitable for dust Zone 20, Zone 21 and Zone 22.

4. Suitable for temperature class T1 ~ T6.

5. Widely used in oil exploration, chemical, military, pharmaceutical, oil refining and other hazardous environments and depots, offshore oil platform, oil tankers and other places .


 
FEATURES

1.The phone can form an independent telephone communication system with couplers and program-controlled switches.

2.The phone can be connected directly to the telecommunications network.

3. After the composition of the call system, each phone is an independent station. The malfunction of any phone doesn't affect the whole system work.

4. After the composition of the call system, the product has an automatic gain function, and the voice does not vary with distance or telephone quantity.

5.Patented designed telephone housing with waterproof and dust-proof function; waterproof cover, beautiful and practical.

6.Telephone circuits within the integrated circuit using internationally accepted double-sided, with hair the exact number, call clarity, job stability, etc.

7. Aluminum alloy housing with high mechanical strength, and impact resistance.

8.High temperature electrostatic spray of the shell surface with anti-static ability and eye-catching color.

9. Key parts of the handset, the hook, the keyboard are produced by our own company; strict quality control and fast after sale reaction .

10.The volume of the amplifier can be adjusted.

 


Parameters

 

Explosion-proof mark

Exde[ib]ibIIBT6/DIPA20TA,T6

Working voltage

AC220V±10% , 50Hz

Standby work current

≤0.2A

Frequency response

250 ~ 3000 Hz

PA output power

10 ~ 25W

Defend Grade

IP65

Corrosion grade

WF1

Ambient temperature

-40 ~ +60ºC

Atmospheric pressure

80 ~ 110KPa

Relative humidity

≤95%

Lead hole

3-G3/4 "

Machine weight

11kg

Installation

Wall mounted

 

Detailed Images
2019 Bt811 VoIP Waterproof Corded Phone Designer Corded Phones for Marine Mining

2019 Bt811 VoIP Waterproof Corded Phone Designer Corded Phones for Marine Mining
2019 Bt811 VoIP Waterproof Corded Phone Designer Corded Phones for Marine Mining

2019 Bt811 VoIP Waterproof Corded Phone Designer Corded Phones for Marine Mining