On-board Flammable Gas Leakage Intelligent Alarm System
Product Description:
It is mainly suitable for monitoring and alarming the leakage of LNG, CNG and LPG in bus, as well as detecting and displaying the temperature of the engine or battery compartment to improve the safety of bus driving. The system consists of a flammable gas detector, a temperature sensor and a gas leakage alarm.
Product Features:
1. Adopt imported gas-sensitive components and intelligent temperature compensation technology to ensure the stability of the system;
2. The flammable gas detector adopts cast aluminium housing to ensure that it can be completely flame retardant;
3. Gas leakage alarm has the function of sound and light alarm indication, alarm system self-test switch and temperature display;
4. The system detection response time is ≤30s, and it will automatically alarm when the leaking gas concentration is ≥20%LEL±5%LEL.
Detailed Photos:
Product Specifications:
| Working voltage |
DC18V~32V |
Alarm status |
Red light is on |
| Power consumption |
≤1.5W |
Fault status |
Green and red lights are on |
| Detected gas |
CNG, LNG, LPG, H2 |
Sensor life |
1 year for engine compartment, 2 years for other locations |
| Alarm setpoint |
20% LEL (flammable gas), 16% LEL (H2) |
Operating environment Temperature |
-30°C to +70°C |
| Response time |
<30s |
Relative humidity |
≤90%, no condensation |
| Indicator light |
Normal indicator: green
Alarm indicator: red |
Dimension |
88mm x 76.1mm x 28.5mm |
| Warm-up state |
Red light flashes at 1Hz |
Housing material and colour |
Cast aluminium, grey |
| Normal monitoring status |
Green light is on |
Execution standard |
GB 15322.1 |
About us:
Founded in 1994, Guangzhou Tongda Auto Electric Co., Ltd (referred to as "Tongda"), is a high-tech enterprise which specializes in the development, product and sales of on-board intelligent information management system and on-board electronics. We mainly supplies on-board intelligent product, new energy automobile motor and thermal management system, bus multimedia publishing system, on-board electronics for coach, bus and logistic vehicle manufacturers. We commits to become one of the most competitive enterprises in the domestic on-board electronics industry.
We are market-oriented and adhere to continuous innovation of products, independent design and continuous improvement of technical research. We have obtained the qualification of Guangdong Technology Center and Guangdong Engineering Center.
With more than 20 years of technical accumulation, we have achieved great development in its product variety and production capacity, and it has become a leading supplier for domestic bus and coach manufacturers. We attaches great importance to product quality and has obtained the certification of ISO/TS16949, ISO9001 and ISO14001.
We have established long-term and stable business relationship with many domestic bus and coach manufacturers, such as BYD, Zhengzhou Yutong, Xiamen Golden Dragon, Zhongtong Bus and Ankai Automobile. Tongda's products have covered most of the provincial capital cities and first and second tier cities in China.
Audited Supplier 
){kind=link}
){kind=link}