Wantusirui (123 Internet of Things) SD123-N503 alarm
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- Model ： SD123-N503
- Category： Alarm
- Brand ： Wantusirui (123 Internet of Things)
- Delivery Time： Request for a Quote for Further Details
- Manufacturer： Wantusirui (123 Internet of Things)
Products
name | Parameter index |
Working power supply | DC: 3.7V/900mAh rechargeable lithium battery |
Charging voltage | DC：5V |
Wireless transmission method | NB-IoT (Telecom,Mobile,Unicom) |
Network frequency | 850/900/1800/2100MHz |
rate | Uplink 16kb/s Downlink 25kb/s |
stand-by current | ＜15uA |
Standby time | 6 months (with no more than 10 transmissions per day) |
heartbeat time | 1 time/day |
Low battery alarm voltage | DC：2.7V |
Alarm current | ＜200mA |
ambient temperature | -10℃～55℃ |
Relative humidity | Maximum 95%RH (no condensation) |
Protocol | Support telecom COAP protocol,TCP/IP protocol,and support protocol customization |
Door magnet separation gap spacing requirements | ≤15mm |
