flow products

The ELMAG-200 is a microcontroller-based, full-bore electromagnetic flow meter designed for accurate measurement of conductive liquids and slurries in closed pipes. It uses Pulsed DC excitation and operates on Faraday’s Law of Electromagnetic Induction to generate an electrical signal proportional to the fluid’s flow velocity, offering high accuracy and reliability for industrial applications.

🔹 Key Features

• Wide Power Options: 90–250V AC, 24V DC, or solar-powered.
   
• Measurement Capability: Conductive liquids with conductivity >5 µS/cm and viscosity up to 200 cp.
   
• Accuracy: ±0.5% of measured value + (±5 mm/sec) over 0.3–6 or 12 m/s velocity range.
   
• No Moving Parts: Obstructionless, maintenance-free design.
   
• Local Indication: LCD display with 6-digit flow rate & 8-digit totalizer.
   
• Outputs: 4–20 mA (with/without HART), pulse, RS-485 (Modbus RTU), GSM, GPRS, Ethernet Modbus TCP.
   
• Relay Outputs: Programmable for high, low, or batch functions.
   
• Optional: Integrated pressure measurement.
   

🔹 Construction & Materials

• Lining Options: Neoprene, Ebonite, PTFE, PFA, PU, Ceramic.
   
• Electrodes: SS316L, Hastelloy C, Platinum, Tantalum, Titanium.
   
• Flanges & Housing: MS, CS, SS304, SS316.
   
• Protection Class: IP67 / IP68 (field mount), optional flameproof (CMRI IIA/IIB).
   

🔹 Installation & Range

• Line Sizes: 15 NB to 3000 NB.
   
• Mounting: Inline horizontal or vertical (full-pipe condition).
   
• Process Pressure: Standard up to 16 kg/cm², higher on request.
   
• Process Temperature:
   
  • Rubber lining: −20 °C to 85 °C
     
  • PTFE lining: −20 °C to 220 °C
     

🔹 Typical Applications

• Water and wastewater treatment
   
• Food and beverage
   
• Chemical and process industries
   
• Power generation
   
• Slurry and mining applications
   
• Automation and manufacturing processes

The EE741 is a modular, compact thermal mass flow meter specifically designed for accurate metering and monitoring of compressed air and non-corrosive gases such as O₂, N₂, Ar, and CO₂ in pipelines ranging from DN15 to DN50.

• Principle: Thermal mass flow using a hot film sensing element.
   
• Calibration: Factory calibrated under 7 bar pressure for real-world accuracy.
   
• Flow Types Measured:
   
  • Standard Volume Flow (m³/h, SCFM, l/min)
     
  • Mass Flow (kg/h)
     
  • Standard Flow Velocity (m/s)
     
  • Temperature (°C / °F)
     
  • Integrated Consumption Totalizer (Qn in m³)
     

Pipe SizeFlow RangeDN150.2–76.3 m³/hDN200.4–135.7 m³/hDN250.6–212 m³/hDN320.9–347.4 m³/hDN401.4–542.8 m³/hDN502.2–848.2 m³/h  

• Accuracy: ±(3% of measured value + 0.3% FS)
   
• Response Time (t90): <2 seconds
   
• No additional temperature/pressure compensation required
   
• Sampling interval: 0.1 s
   

• Modular design: Sensor can be removed without disassembling the pipe.
   
• Mounting Options:
   
  • Gauge mounting block (Aluminum or SS)
     
  • Flanged stainless-steel block for DN32–DN50
     
• No pressure drop, robust against contamination.
   
• Max Operating Pressure: 16 bar (232 psi)
   

• Analog Output: 4–20 mA or 0–20 mA
   
• Digital Interfaces: Modbus RTU, M-Bus, IO-Link
   
• Switch Outputs: Two configurable (PNP)
   
• Pulse Output: For totalized flow/consumption
   

• Optional backlit display showing:
   
  • Instantaneous values
     
  • Total consumption
     
• Configuration: Via onboard buttons or EE-PCS software (USB)
   

• Operating Temp:
   
  • Sensor: -20 to +60 °C
     
  • With Display: 0 to +50 °C
     
• Medium Compatibility: Dry, non-corrosive gases
   
• Humidity Range: 0–100% RH, non-condensing
   
• Ingress Protection: IP65
   

• Compact & modular installation
   
• Accurate low-flow measurement – ideal for leak detection
   
• Multi-gas compatibility (pre-calibrated gases like N₂, O₂, Ar, CO₂)
   
• Minimal maintenance due to robust design

✅ No Moving Parts – Ensures long-term reliability and zero drift, especially important for clean, low-viscosity fluids like DM water.

✅ Built-in Temperature & Pressure Compensation – Delivers accurate mass or corrected volume flow even with process variations.

✅ Lifelong Calibration – Factory-calibrated and verified for minimal drift in clean media like water, ensuring consistent performance over years.

✅ Compact & Maintenance-Free – Simple installation and virtually no wear and tear in DM water service.

✅ High Turndown Ratio – Excellent accuracy across wide flow ranges, useful for fluctuating DM water demands.

Endress + Hauser Electromagnetic Flow Meter.

The premium device for water and wastewater measurement Promag W 300 was designed for reliable use in hazardous areas and under harsh conditions. Its compact transmitter offers high flexibility in terms of operation and system integration: access from one side, remote display and improved connectivity options. Heartbeat Technology ensures measurement reliability and compliant verification.

• The bidirectional measuring principle is virtually independent of pressure, density, temperature and viscosity
• Dedicated to the measurement of industrial or municipal water and wastewater