explosion proof manual fire alarm button
This type explosion proof manual fire alarm button can be used in supper market, civil building, motor car packing area, basement area, power station, and industry field to send warning signal to master if on fire.
1. 2-bus, non-polarity. Set with one addressable code.
2. Adopts special built in MCU technology.
3. Adopts the E-code method, read/write the address by the coder or controller.
4. With explosion proof function, should work with the LD4800E-A fire telephone handle.
5. Can be manually reset.
6. With a pair of passive normal open contacts (output through the checking device).
Main Technical Specifications:
| Content | Technical Data |
| Signal indicator light | Normal monitor: green indicator light is flashing.
Alarm confirm: red indicator light is lighting on. |
| Operating voltage | DC 16V~24V(power supply via safety grid) |
| Operating current | Quiescent current: < 0.5mA | Alarm current: < 1.8mA |
| Capacity of passive contactor | DC30V/0.1A |
| Operating temperature | -10ºC~55ºC |
| Relative humidity | ≤ 95% RH(40±2ºC) |
| Explosion-proof level | Exib II CT6Gb |
| Parameter of safety cover | Ui=28V. Li=96mA. Ci=120pF. Pi=0.672W |
| Max. external dimension | 100(W)mm×37.5(D)mm×112(H)mm |
| Weight | 0.35 Kg±0.01Kg |
Kunming Gen Qian Commercial Co., Ltd. is a professional integrated trade enterprise on fire fighting engineering designing, fire fighting products & facilities configuration, engineering project installation & commissioning.
Our products include: Gas fire extinguishing system, water extinguishing system, fire alarming system, professional tobacco green leaf warehouse fire fighting system and logistics warehouse fire fighting system, fire fighting engineering project overseas installation & commissioning.
We supply the turnkey fire fighting system on civil building, supper market, hospital, and also the industry grade fire fighting system on factory, power station. The whole of one engineering project from design to finished installation, and acceptance procedure.
We are committed to meeting customer needs and providing the quality goods and good services. We also supply the overseas fire fighting project installation & commissioning.
We understand that reasonable prices, consistent quality and excellent service are three things our clients most value.
Our goal is to be one successful fire fighting engineering company in the market. We warmly welcome you to send us your specifications and requirements, or feel free to contact us with any questions or inquiries. We sincerely look forward to hearing from you.
We are looking for the area sells agency to sell our products. If you have interest please contact us.
