CJ/T 477-2015 Active
CJ/T 477-2015 Ultrasonic gas meter
Abstract
This standard specifies the terms and definitions, symbols, operating conditions, metering characteristics, structure and materials, indicating devices, communication, power supply, electromagnetic interference, other functions, test methods, inspection rules, marking, packaging, transportation, and storage of ultrasonic gas meters (hereinafter referred to as gas meters).
This standard applies to the design, production, testing, and acceptance of fully electronic gas meters that use ultrasonic detection technology to measure gas flow, with a maximum working pressure of no more than 50 kPa, a maximum flow rate of no more than 160 m3/h, and an adaptive minimum working environmental temperature range of -10 ℃ to +40 ℃, featuring double-pipe connections.
General Product Information
| Document Type | Industry standards-Urban construction |
|---|---|
| Standard Status | Active |
| Standard Code | CJ/T 477-2015 |
| CCS | Gas supply project |
| ICS | The facilities in the building |
| Implement Date | 2015-09-01 |