Home > Products > Gas detector > LEL gas detector
LEL gas detector
- 1000 Piece / Pieces per Month
- BEIJING
- T/T Credit Card
- UV measuring sticker/4 types are available depending on sensitivity/Made in Japan
- UV measuring label/Ultraviolet irradiation sticker/Made in Japan
- Ultraviolet irradiation sticker/Sunburn alert stickers/ Made in Japan
- UV irradiation measuring sticker/UV alert label/Single use/Made in Japan
- Ultraviolet irradiation measuring sticker/Widely used for UV lamp, curing resin/Made in Japan/Irreversible
- UV irradiation measuring label/Color changing indication/Single use/Made in Japan
Product Details
Place of Origin: | Beijing, China | Brand Name: | TOPSKY | Model Number: | GJH4(A) |
Usage: | Door |
Product Description
Beijing Topsky Automatic Technology Co., Ltd. is a professional large-scale manufacturer of all types coal mine safety equipment and fire fighting equipment, integrating development and production together. Our main products include portable gas detector, Ventilation Meter, breathing apparatus, Oxygen Self-Rescuer, Water mist system, Pneumatic Chain Saw and related products. Our company was established in 2003, and we have many years of history in the coal mine and fire fighting industry. Located at Beijing, we enjoy convenient water, land and air transportation.
Our company employs many experienced technical and management personnel. Through the efforts of all staff , we have become a special safety equipment manufacturer. All of our staff have continuously tried to improve product quality and service for the user's safety.
Currently, our product was already exported to America, France, Australia, Italy and 20 other countries and regions. Our company has always focused on research, development and innovation. We attained ISO9001 quality management system certificate.
Our company has initiated the new phase of our development strategy. Our company regards, reasonable prices, efficient production time and good after-sales service as our tenet. We hope to cooperate with more customers for mutual development and benefits. We welcome potential buyers to contact us for future business relationships and achieving mutual success.
Beijing Topsky is the safety equipment leading brand in China.
We supply the industry rescue security products to the world.
We provide:
1.Gas detectors:to keep safe from various gases,especially used in coal mine environment or extreme condition.
2.Personal rescue equipment :to save lives,help resolve dangerous situation
3.Rescue equipment:to provide first-aid and reduce the damage on property.
4.Measuring equipment:to provide professional measurement to know the environment well.
5.Police&military supplies:to save lives and reduce the damage on property.
Application:
GJH4 (A) Infrared CH4 Meter can continuously and automatically convert down hole CH4 concentration into a standard electrical signal and then transmit to the matching equipments. It can show the concentration of methane in situ and it has the function of transfinite audible and visual alarm. It can connect with monitoring system, breaker and wind power gas lock instruments. It is widely used in the field of coal mining working face, electrical and mechanical cavern and return air roadway.
Key Feature:
- 1. It adopts new type single chip microcomputer and high integration digital circuit. Then the circuit structure is simple. Performance is reliable. Easy to maintenance and debugging.
- 2. It has the function of Infrared remote calibration zero, sensitivity and emergency alarm. It is simple and convenient to calibrating.
- 3. The sensor has extra function of cutting off control. You can set cutting off point arbitrarily. It has a multi-usage function.
- 4. Using new type of switching power, reduce the power consumption of the engine, increase the transmission distance of the instrument.
- 5. Self-diagnostic function, easy to use and maintain.
- 6. Newly high-strength shell structure, enhance the impact resistance of the instrument.
Technical Specification:
Testing Range | 0.00%CH4~4.0%CH4 |
Environment Temperature | 0°C~40°C |
Relative Humidity | ≤98%RH |
Atmosphere Pressure | 80kPa~116kPa |
Wind Speed | 0m/s~8m/s |
Frequency | 200Hz~1000Hz |
Current | 1mA .DC~5mA .DC |
Response Speed | ≤20S |
infrared component life | 5 years |
soundintensity | ≥85dB |
Dimension | 270mm× 155 mm× 55mm |
Weight | ≤1.3kg |
2-year warranty
Lowers the overall cost of ownership by providing a full 24 months of warranty coverage.
Contact Us
- Beijing Topsky Century Holding Co., Ltd.
- Contact nameCathy Yang
- Phone86-10-57621288
- Address10B, No. 17, Huanke Middle Road, Jinqiao Ind. Base
Coal Mine Safety | Earthquake Rescue | Fire and Rescue | Gas detector |
Infrared analyzer | Law enforcement | Measuring instrument | New Products |
Personal protection equipment | Police&Military supplies |
- ABF2-100 Intelligent Integrated Photoelectric Beam Detector
- ABE-250 Triplicate Beams Digital Active Infrared Intrusion Detector
- ABT-100 Dual Beams Digital Active Infrared Intrusion Detector
- ABT-150 Dual Beams Infrared Intrusion Detector
- ABT-100 Dual Beams Infrared Intrusion Detector
- Door magnetic alarm multifunctional wireless door and window alarm remote control function household burglar alarm anti-theft (wechat:13510231336)
- Smoke alarm 3C wireless independent smoke detector fire detector inspection(wechat:13510231336)
- Methane leakage observation instrument alarm gas leakage detection instrument detector gas infrared imaging detection
- Wireless connected smoke detector Household smoke detector/Alarm(wechat:13510231336)
- ABT-100 Dual Beams Digital Active Infrared Intrusion Detector
- Door resistance alarm/Resistance door device alarm(wechat:13510231336)
- Door status alarm Wireless door and window burglar alarm(wechat:13510231336)
- Colorful balls personal alarm women's self-defense key ring anti-wolf alarm (wechat:13510231336)
- Bicycle electric vibration alarm displacement sensing vibration sensitivity volume three adjustable(wechat:13510231336)
- ABE-250 Three Beams Digital Active Infrared Intrusion Detector
- Three beams photoelectric frequency detector ABE-250
- ABT two beams Frequency conversion detector
- Cubic Natural Gas Leakage Sensor NDIR CH4 Gas Detector
- Cubic Safety Alarmer Carbon Monoxide Detector
- Home security fire alarm system DC9V Battery Operated smoke alarm detector
- Home propane gas alarm detector with shut off valve
- Home methane natural gas leak detector with shut off valve
- Cheap price home liquefied petroleum gas alarm detector
- GT-SAT200D Fixed point type TOXIC gas detector for carbon dioxide
Popular Searches
Recommended Products
- IBE238-1ER IBE IR Bullet Camera
- Non-storage perfluorohexanone fire extinguishing device
- Cabinet perfluorohexanone fire extinguishing device
- Cabinet perfluorohexanone fire extinguishing device
- Cabinet perfluorohexanone fire extinguishing device
- Hot aerosol fire extinguishing devices
- Hot aerosol fire extinguishing devices
- Hot aerosol fire extinguishing devices
- Hot aerosol fire extinguishing devices
- Perfluorohexanone fire detector extinguishing device
- Perfluorohexanone fire detector extinguishing device
- Perfluorohexanone fire detector extinguishing device
Find Similar Products By Category
- Security & Protection > Alarm
- Buy on GoldSupplier.com
- How to Buy
- Browse by Catagories
- Browse by Hot Regoins
- Private Sourcing Events
- Sell on GoldSupplier.com
- How to Sell
- Post Products
- Manage Products
- Manage Groups
- About
- About Us
- Link to Us
- Contact Us
- Sitemap
- Please Enter your Email Address
- Please enter the content for your inquiry.
We will find the most reliable suppliers for you according to your description.
Send Now-
Cathy Yang
Welcome to my shop! Glad to serve you!Please send your question!
Your message has exceeded the limit.
Your message has exceeded the limit.
-
-
Your inquiry content must be between 20 to 5000 characters.Send Now.
-
Please input the mailbox.
-