This manual details the technical specs, features, installation, operation, data storage and warranty for the JYCS-50~200 ultrasonic water meter.
The JYCS-50~200 ultrasonic water meter measures instantaneous and cumulative water flow using ultrasonic time‑difference technology. It supports optional M‑BUS or RS485 remote transmission and includes an infrared communication interface for remote reading and management.
The manual covers product features, display functions, technical parameters, installation dimensions, wiring diagrams, data storage procedures, installation guidelines, packing list, and warranty terms, providing users and technicians with comprehensive guidance for proper use and maintenance. This manual is written in Chinese.
| Nominal Diameter (DN) | 50‑200 mm |
|---|---|
| Accuracy Class | Class 2 |
| Nominal Flow (Q3) | 25‑400 m³/h |
| Measurement Range (Q3/Q1) | R200 |
| Static Working Current | < 6 µA |
| Battery Life | ≥ 6 years (theoretical > 10 years) |
| LCD Display Digits | 8 digits |
| Operating Temperature | T30 |
| Pressure Class | MAP10 |
| Pressure Loss Δp | 40 Pa |
| Protection Rating | IP67 |
The battery (ER26500) normally lasts at least 6 years, with a theoretical life of more than 10 years.
It is recommended to clean the filter about once a year, depending on water quality.
The meter has a free warranty for 12 months from shipment and lifetime repair service, with several exclusions such as damage from improper installation or misuse.
The meter can be equipped with M‑BUS, RS485, infrared and optical‑isolated pulse interfaces for remote data collection.