control up to 12 zones
S281 LoRa gateway is data acquisition device based on Lora, 4G and Ethernet communication technologies. One LoRa gateway can collect data from 50 wireless Lora nodes, and the communication distance can reach 2000 meters. It is an optimal solution for data collection within the ...
Come From BLIIOT
Input Voltage:DC9-16V Operating Current: not more than20mA (DC12V) Working Temperature:-10 Celsius- +55 Celsius Alarm Delay Optional:5S/10S/30S Installation Method: Wall or ceiling mounted Installation Height: 2m Detecting Angle: 15 degree Detecting Distance:6m Detecting Range: ...
Input Voltage: DC9-16V Operating Current:not more than20mA (DC12V) Working Temperature:-10 Celsius- +55 Celsius Installation Method: Wall mounted Installation Height: 2.2m Detecting Angle: 150 degree Detecting Distance:12m Pulse Count: 1st Grade(1P), 2nd Grade(2P), 3rd ...