NB-IoT Smart Water Meter

Product Features and Characteristics

1. Complies with the "Electronic Remote Water Meter" (CJ/T224-2012) standard;
2. Complies with the national standard "Cold Drinking Water Meters and Hot Water Meters" (GB/T778.13-2007);
3. Operating power supply: DC9-15V (RS485); DC24-42V (M-BUS);
4. Uses advanced data encoding and verification methods, ensuring high communication reliability;
5. Meets the electromagnetic compatibility technical requirements for electronic products such as EMC, ESD, EMI, leading the industry;
6. Communication protocols: DL/T645, CJ/T188, MODBUS, industry-standard protocols;
7. Communication interfaces: a) RS485 fieldbus, b) M-BUS fieldbus;
8. Communication transmission rate: 1200bps/2400bps.

9. Easy to read, maintains clarity over the long term

10. Uses photoelectric encoding passive direct reading technology

11. Uses non-contact sensors, does not affect water meter performance

12. Uses low-power design, only requires power when reading

13. Can form a system with an upper computer to achieve remote reading and meter reading

Usage Conditions:

Water temperature≤30℃ (cold water meter)
Water temperature≤90℃ (hot water meter)
Water pressure≤1Mpa, water meter must not be immersed in water

Signal Type

Electrical encoding passive direct reading technology, supportsDL/T 645, CJ-T188, MODBUS, industry-standard or user-specified communication protocols; communication transmission distance: 300M; communication transmission rate: 1200BPS, 2400BPS.