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IXESHA: 2023-04-07 I-HITS: 38

Umnxeba ongangeni manzi---------umncedi olungileyo nosebenzayo kushishino

1. The history of waterproof telephone

From a global point of view, waterproof phones originated in the first half of the last century, and they have not been introduced to China for a long time. Around the 1990s, they entered the country with a number of Japanese aid projects in China. International mainstream manufacturers include Gai-tronics in the United States, FHF in Germany, and leleas in France. From a domestic point of view, the main manufacturers are concentrated in Shenzhen, Ningbo and other regions. At present, Shenzhen Past has several complete sets of waterproof phone molds, providing solutions for various protection levels from IP65-IP67.

Industrial waterproof telephones were initially used inhigh-dust, high-humidity, and high-risk operation scenarios to provide support for emergency and dispatch communications. Later, they were widely used in iindlela ezinkulu ezahlukeneyo imigudu. Industrial waterproof telephones put forward higher requirements, such assound and light alarm,broadcast intercom kwaye nangokunjalo.

2. The technical parameters of waterproof telephone

Ukunikezwa Amandla

Inombolo yomnxeba

   I-Voltage

24--I-65 VDC

Emele Umsebenzi wangoku

-0.2A

Ukuphendula ngokuphindaphindiweyo

250~3000 Hz

Umthamo we-Ringer

80dB (A)

Ibanga le-Corrosion

WF1

Ubushushu obugciniwe

-40~+ 60

Uxinzelelo lwengqondo

80~110KPa

Ubuntu bezizalwane

≤95%

Itafile yeGland

1-PG11

ufakelo

Amadonga amiswe ngodonga

 

The above sheet shows the technical Parameters of JWAT306 ,tyakheweatherprooftelephone Isverypkhethafortunnels,mining,marine,underground,metrostations,railwayplatform,highwayside,hotels,parkinglots,siteelplants, Chemical Plants, Power Plants And Related Heavy Duty Industrial Application, Etc.

3. Iziphumo zomkhiqizo

1. aluminiyam die-casting shell, high mechanical strength and strong impact resistance.

2. umgangathoAnalogue phone . Iyafumaneka kwakhona kwiSIP/VOIP ,GSM/3G version.

3. Heavy Duty handset with hearing Aid compatible receiver,Imakrofoni erhoxisa ingxolo.

4. Weather proof protection to IP66-IP67.

5. Stainless Steel Illuminated Keypad , buttons can be programmed asspeed dial button.

6. Wall mounted , Simple in installation.

7. Phone line powered.

8. Connection: RJ11 screw terminal pair cable.

9. Sound level of ringing :over 80dB.

10. Multiple housings and colors.

11. Inxalenye yefowuni yokuzenzela iyafumaneka.

12. CE, FCC, ROHS,ISO9001 Ngokuvisisanayo

4. Ukuvela kwemveliso 

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