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King Pigeon Hi-Tech. Co., Ltd.
Ver 1.0
GSM/SMS/GPRS/3G/4G/Ethernet/Cloud
LoRa Gateway
Features:
LoRa protocol, simple, secure and reliable.
The operating parameters and alarm parameters can be configured through the S281 configuration
software.
low power-consumption mode. Usually in a dormant state, periodically wake up to report data.
If alarm is trigged ,can directly wake up to send the alarm data in 10S.
Smart transmission mechanism adjusts the next transmission time according to the signal of the device
after the channel collision.
The current value of the battery voltage can be sent to prevent data loss caused by battery power failure.
Item
Parameter
Temperature Measurement range
-40
～
+80
℃
,accuracy
：±
0.3
℃
Humidity Measurement range
0
～
100%RH
，
accuracy
：±
4.5%
Working Mode
Timed wake up for active reporting
Working Frequency
420MHz~450MHz
（
other frequency can be customized
）
Power Supply
3* AAA
（
3.3V
～
5V
）
Power Consumption
≤
0.24Mw@5V during sleep,
≤
500Mw@5V during working
LoRa Antenna
External SMA 433HMZ antenna
Communication Distance
2km
（
No obstacle
）
Waterproof Level
IP65
Size
101mmX69mmX39mm
Installation
Wall-mounted,flat placed
Packing List
WT104x1
；
LoRa Antenna x1
WT105
（
DS18B20 Temperature Logger
）
