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Joiwo Explosion Proof Stainless Steel Handsfree telephone JWBT812

Joiwo Explosion Proof Stainless Steel Handsfree telephone JWBT812

Joiwo Explosion Proof Stainless Steel Handsfree telephone JWBT812

Product catalog summary
Product Overview
The document provides detailed information about the Explosion-proof telephone, model JWBT812, manufactured by Ningbo Joiwo Explosionproof Science & Technology Co., Ltd. The product is designed for use in hazardous environments with explosive gas and dust.

Specifications
  • Ex Mark: Exd [ib] ib IIB T6 / DIP A20 TA, T6
  • Communication System: Switchboard
  • Protection: IP65
  • Dimensions: 260 × 190 × 124 mm
  • Material: Stainless steel 304
  • Color: Stainless steel qualities

Application
  • Suitable for explosive gas atmospheres Zone 1 and Zone 2.
  • Applicable in IIA, IIB explosive atmospheres.
  • Suitable for dust Zone 20, Zone 21, and Zone 22.
  • Temperature class T1 ~ T6.
  • Commonly used in chemical pharmaceutical clean rooms, elevators, and factory workshops.

Features
  • Forms an independent telephone communication system with program-controlled switches and couplers.
  • Can connect directly to the telecommunications network.
  • Each phone functions independently within the system.
  • Automatic gain function ensures consistent voice quality.
  • Stainless steel housing with high mechanical strength and impact resistance.
  • Flat, smooth buttons resistant to acid, alkali, and chemical corrosion.
  • Hands-free keyboard design to prevent cross-contamination.
  • Automatic hang-up when the line is busy.

Technical Parameters
  • Rated Voltage: AC220V
  • Standby Operating Current: ≤0.2A
  • Frequency Response: 250~3000 Hz
  • Ringing Level: ≥80dB
  • Defend Grade: IP65
  • Corrosion Grade: WF2
  • Ambient Temperature: -40~+60℃
  • Atmospheric Pressure: 80~110KPa
  • Relative Humidity: ≤95%
  • Lead Hole: 2-G3/4”
  • Total Weight: 8kg
  • Installation: Embedded

Instructions
  1. Press the “mianti” button to dial a number.
  2. The callee hears ringing and presses the “mianti” button to answer.
  3. Adjust volume with the "VOLUME" button during the call.
  4. Press the “mianti” button again to end the call.
  5. The "jinhul" button can be preset for emergency numbers.

Service and Support
The product comes with a one-year warranty under normal use and non-human damage. Accessories such as the handset, hook, and keyboard are produced in-house and available for sale.
See more

Catalog excerpts

Joiwo Explosion Proof Stainless Steel Handsfree telephone JWBT812-1

Ningbo Joiwo Explosionproof Science & Technology Co., Ltd. WEB: www.joiwo.com EMAIL: [email protected] Product Name: Explosion-proof telephone Product Type: JWBT812 Ex Mark: Exd [ib] ib IIB T6 / DIP A20 TA, T6 Communication system: Switchboard Protection: IP65 Dimensions: 260 x 190 x 124 Material: Stainless steel 304 Color: stainless steel qualities Electronic sample: 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 chemical pharmaceutical clean room, elevator, clean room factory workshops and other places. Features 1. The phone can form an independent telephone communication system with program-controlled switches and couplers. 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.Telephone circuits within the integrated circuit using internationally accepted double-sided, with hair the exact number, call clarity, job stability, etc. 6. Stainless steel housing, high mechanical strength, strong impact. 7. The buttons are flat and smooth without relief; stainless steel, acid and alkali resistance, chemical corrosion resistance, using various cleaning agents for surface cleaning. 8. Hands-free keyboard design, to avoid cross-contamination; phone built-in circuit anti-interference ability, stable voice quality, clarity. 9.When the telephone line is busy, the phone will automatically hang up. Technical Parameters Ex Mark Exd[ib]ibIIBT6/DIPA20TA,T6 Installation Embedded 1. Press the “mianti” button to dial number ^The callee’s phone rings. 2. The callee hears ringing ^ Press the “mianti” button to answer the call. 3. Press "VOLUME" button to adjust the volume during the call. 4. At the end of the call, press the “mianti” button again. 5."jinhul" button can be pre-set emergency number. You can directly press the "jinhu" to dial the emergency number. Service and Support Under normal use, non-human damage, free one-year warranty; Email: [email protected] Tel: 86-574-58223619 Fax: 86-574-58223622 Add: No. 8 Middle Road Guoxiang Bridge Lanjiang Street Yuyao Zhejiang China

 Open the catalog to page 1
Joiwo Explosion Proof Stainless Steel Handsfree telephone JWBT812-2

宁波玖沃防爆科技有限公司 Ningbo Joiwo Explosionproof Science & Technology Co., Ltd. WEB: www.joiwo.com EMAIL: [email protected] Handset,hook and keyboard are our own production. Selling of accessories is also available; Email: [email protected] Tel: 86-574-58223619 Fax: 86-574-58223622 Add: No. 8 Middle Road Guoxiang Bridge Lanjiang Street

 Open the catalog to page 2

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.