LoRaWAN wireless intelligent remote transmission electronic water meter, using AMR angle detection technology, non-contact sampling movement impeller rotation angle to achieve water measurement, industrial-grade 16-bit ultra-low power consumption MCU real-time data processing, using industry-leading LoRa wireless communication technology for remote control Data transmission, automatic networking, with LCD display. LoRaWAN wireless remote intelligent electronic water meter has the characteristics of low power consumption, small initial flow, wide measuring range and long data transmission distance.

Features:

·1.The whole machine uses ultra-low power consumption power management technology, built-in large-capacity long-life battery, easy to install, and long service life;

·2.AMR angle phase detection measurement technology, no mechanical counter components, directly sampling the rotation angle of the impeller, high measurement accuracy and high sensitivity;

·3.LoRaWAN spread spectrum modulation and forward error correction patented technology, strong anti-interference ability, high sensitivity, long communication distance, high success rate of meter reading;

·4.Support prepaid or postpaid, with valve or without valve, to meet the needs of customers in different usage scenarios;

·5.Support data supplementary copying, under complex electromagnetic conditions, hand copying machine can be used to supplementary copying of water meter data;

·6.Wide range display, supporting 5 integers + 5 decimals;

·7.Battery undervoltage alarm, LCD liquid crystal intuitive real-time display;

·8.Magnetic interference warning, when the water meter is subjected to external magnetic interference, the LCD will display "interference";

·9.Broadcast time calibration, the system regularly calibrates the running time of the water meter, and the timing is more accurate;

Technical Parameters:

1、Communication method：LoRaWAN spread spectrum modulation
2、Range ratio：R200\R160\R125\R100
3、Measurement display accuracy： 0.01L
4、Maximum usage display range： 99999.99999m³
5、Standby current：≤10uA；
6、Maximum transmission power： ≤23dBm
7、Receiving sensitivity： ≥-110dBm
8、Communication distance： Open ≤3km
9、Frequency：433MHz-915MHz
10、Operating temperature： -5℃～+55℃
11、Storage environment： Temperature：-25℃～+55℃；Humidity：0～93%±3%RH
12、Battery life： ≥7 Years
13、Level of accuracy： level 2
14、Degree of protection：IP68
15、Electromagnetic environment level： E2
16、Product Standard：GB/T 778-2018、micro power（short distance）Technical requirements for radio equipment
17、Pressure loss：0.063MPa