Software/hardware multistage filter increases the anti-interference ability of wireless alarm button and has the good inhibiting ability for electromagnetic interference.
It has a battery under-voltage reminding function.
LoRa wireless communication technology is used, without wiring.
Only ID is built in, and connected with fire alarm controller network.
PCB is fully sealed.
Operating Voltage | DC3.0V ( two batteries, 1.5V FR14505/AA) |
Operating current | Monitoring current:<40uA Alarm current:<30mA |
Wireless communication system | LoRa |
Wireless communication frequency | 470-510MHz |
Wireless transmitting power | <17dBm |
Maximum communication distance | 1000m in open air(with base) |
Operating environment | Temperature -10 °C ~ +55 °C , relative humidity ≤ 95%RH, without condensation |
Color | Red |
Weight | About 113g (with battery) |
Outline dimension | 87mm×85mm×30mm(including base) |