Explosion Proof Manual Fire Alarm Button

• Customization: Available
• Application: Communication Electronic Products, Industry
• Usage: Fire
• Model NO.: J-SA B-M-LD 2000E(Ex)
• Certification: CE, ISO, Cccf, Cnas, Lpcb, CCS, Ilac-Mra
• Material: Stainless Steel
• Transport Package: Standard Export Packing
• Specification: GB
• Trademark: GQ
• Origin: China
• Production Capacity: 1000000 PCS/Year

Product Description

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