Specifications
Certification :
CE
Delivery Time :
10 work days
Supply Ability :
1000 Piece/Pieces per Month
Place of Origin :
China
Brand Name :
YUNYI
Payment Terms :
L/C,D/A,D/P,T/T
MOQ :
1pc
Description

Brief Description

The Gas Ultrasonic Flowmeter uses transit-time difference technology for non-contact gas flow measurement. Its intelligent control module handles ultrasonic signal processing, flow calculation, display, and data communication. Suitable for pipeline diameters from DN25 to DN300.

Key Features

  • Accuracy: Class 0.5 or 1.0

  • Turndown ratio: >1:160

  • Supports single, dual, four, or six channels with channel fusion

  • Standard volume correction using pressure, temperature, and compressibility factors (AGA8-92DC / SGERG-88)

  • Large data storage: 5,000 history records, 1,000 start/stop events, 100 alarms, 20 months of totals

  • Power options: 3.6 V lithium battery (average <5 mW) or external 12–24 V DC (<1 W)

  • Complies with GB/T 18604-2014 and JJG 1030-2007

Outputs & Communication

  • Calibration pulse (opto-isolated, 12–24 V DC)

  • IC card pulse (CMOS, 3.3 V)

  • Two alarm outputs (battery low / critical, flow over-limit)

  • RS-485 with Modbus RTU (baud rates up to 19200)

  • 4–20 mA analog output (isolated, 24 V DC)

Environmental Limits

  • Ambient temperature: –20°C to +60°C

  • Medium temperature: –20°C to +60°C

  • Humidity: 5–95% RH

Display & Operation

  • Shows standard/working flow, totalizer, temperature, pressure, battery level, flow direction

  • Four keys for configuration (password-protected)


Digital Flow Meter Suitable for Harsh Environmental Conditions Including Wide Temperature Range and High Humidity Levels
Digital Flow Meter Suitable for Harsh Environmental Conditions Including Wide Temperature Range and High Humidity Levels
Digital Flow Meter Suitable for Harsh Environmental Conditions Including Wide Temperature Range and High Humidity Levels
Digital Flow Meter Suitable for Harsh Environmental Conditions Including Wide Temperature Range and High Humidity Levels

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Digital Flow Meter Suitable for Harsh Environmental Conditions Including Wide Temperature Range and High Humidity Levels

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Certification :
CE
Delivery Time :
10 work days
Supply Ability :
1000 Piece/Pieces per Month
Place of Origin :
China
Brand Name :
YUNYI
Payment Terms :
L/C,D/A,D/P,T/T
Contact Supplier
Digital Flow Meter Suitable for Harsh Environmental Conditions Including Wide Temperature Range and High Humidity Levels

Xi'an Yunyi Instrument Co., Ltd

Verified Supplier
6 Years
Since 2007
Business Type :
Manufacturer, Exporter
Total Annual :
1000000-2000000
Employee Number :
150~200
Certification Level :
Verified Supplier
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