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YIDU E Gas mass flow meter

Stable mass flow meter for integration into industrial equipment.

  • Customizable flow range available
  • High accuracy (traceability available): ±0.5% ~ ±1.0%
  • Compatible with multiple communication interfaces, supporting both digital and analog signals
  • Configurable for ultra-low / high temperatures, high pressures, and low pressure loss
  • Comprehensive functionality
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Made in China. brand YIDU, model E

Fast delivery to Latvia, Estonia and Lithuania. International delivery to Europe, Asia, Africa and other continents available on request
Our warehouse is located in Riga, Latvia.

price by request

Available

Available

Advantages

Official distributor in Latvia

Time-tested American, European and Asian brands of control and measurent instruments

Advantages

Special price list for organisations

We offer a significant discount for trade organisations and manufacturing companies

Advantages

Worldwide shipping on request

We take care of all logistics and customs clearance. Fast delivery to Baltic countries

Advantages

After-sales service and support

Warranty service and repair, expert assistance in the operation of the instruments

Description of YIDU E

The E series laminar mass gas flow meter is an improved version of the M series, featuring a more compact size and increased performance. Unique laminar differential technology combined with compensation implemented using high-precision pressure and temperature sensors, as well as proprietary key algorithms, provide the product with characteristics such as high accuracy, high repeatability, low zero drift, and low temperature and pressure drifts. Analog and digital communication interfaces are suitable for integration into process control systems.

Features

  • Ultra-Precision: ±0.5% reading accuracy for high-end manufacturing gas control;
  • Wide range: 0.5SCCM~5000SLPM, covering all range ranges required by the industry;
  • Universal Compatibility: Supports industry-standard communication protocols and fluid connec- tions;
  • Scalable Configurations: Optional high-temperature (-40°C~200°C), high-pressure (100 barg), low-pressure-drop, and fast-response (≤15ms) variants.

Principle Introduction

Laminar Mass Flow Meter Utilizing patented internally-compensated laminar differential pressure technology, this instrument integrates pressure and temperature sensors to fully compensate for discrepancies between volumetric and mass flow rates induced by thermal/pressure variations. It delivers rapid, precise real-time measurements of five critical parame- ters: : real-time temperature, pressure, volumetric flow, mass flow, and totalized flow, Should you require accurate and rapid gas flow measurement, leak rate detection, or a reference meter for measurement transfer and calibration applications, YIDU flow meters provide an optimal solution.

Application

  • Flowability testing of precision components;
  • leak rate quantification;
  • Gas metering in pipeline systems;
  • Calibration of gas flow.

Technical specifications of YIDU E

Model E100 E200 E300 E400 E450
Flow Range 20 cm³/min (SCCM) – 500 l/min (SLPM) 10 cm³/min (SCCM) – 500 l/min (SLPM) 0.5 cm³/min (SCCM) – 5000 l/min (SLPM) 2 cm³/min (SCCM) – 2000 l/min (SLPM) 2 cm³/min (SCCM) – 2000 l/min (SLPM)
Accuracy ±1.0% F.S. (2%~100% F.S.) ±1.0% Rd (30%~100% F.S.) ±0.3% F.S. (1%~30% F.S.) ±1.0% Rd (20%~100% F.S.) ±0.2% F.S. (0.5%~20% F.S.) ±1.0% Rd (10%~100% F.S.) ±0.1% F.S. (0.5%~10% F.S.) ±0.5% Rd (20%~100% F.S.) ±0.1% F.S. (0.5%~20% F.S.)
Repeatability ±0.2% F.S. ±0.2% Rd (20%~100% F.S.) ±0.04% F.S. (0.5%~20% F.S.) ±0.1% Rd (20%~100% F.S.) ±0.02% F.S. (0.5%~20% F.S.)
Pressure Shift ≤±0.1% F.S./100 kPa (Benchmark 100 kPaA) ≤±0.1% Rd/100 kPa (Benchmark 100 kPaA)
Temperature Shift ≤±0.05% F.S./°C (Benchmark 25°C) ≤±0.02% F.S./°C (Benchmark 25°C)
Operating Range 2%~100% F.S. 1%~100% F.S. 0.5%~100% F.S.
Response Time ≤100 ms
Warm-up Time ≤1 s
Medium Temperature Range 0℃~50℃ -20℃~50℃
Ambient Temperature Range 0℃~50℃ -20℃~50℃
Operating Humidity Range 0%~98% (non-condensing)
Pressure Drop at Full Scale 10 kPa (≤5 SLPM); 60 kPa (10 SLPM); 8 kPa (20~50 SLPM); 10 kPa (100 SLPM); 15 kPa (200 SLPM); 19 kPa (500 SLPM); 23 kPa (1000 SLPM); 22 kPa (1500~2500 SLPM); 35 kPa (3000~5000 SLPM)
Maximum Operating Pressure 1.5 MPa
Maximum Operating Pressure 650 kPaA 900 kPaA.
Supply Voltage 24 VDC ±20%
Current Consumption < 150 mA (< 3.6 W)
Installation None (any angle)
Wetted Materials Stainless Steel SUS316L, FKM, FFKM, EPDM, Neoprene
Output Signals / Interfaces RS485, PROFIBUS, EtherCAT, PROFINET, DeviceNet, 4~20 mA / 0~5 V
Expand Table

User Guide and Instruction manual for YIDU E

You can request the necessary certificates, documentation, instructions and user guide for YIDU E using the special form.

You can buy YIDU E in Latvia at a favourable price in «OLIL SIA» by leaving a request on the website, by phone +371 672 70580 or by email . YIDU E price are subject to change depending on exchange rates. We deliver instruments by transport companies in Latvia, Estonia and Lithuania. Worldwide shipping to Europe, Asia, Africa, North and South America available on request.