S401 – Thermal mass flow meter with insertion technology
Insertion thermal mass flow sensor, ideal for monitoring compressed air and process gases.
- Insertion-type flow sensor, ideal for flexible installations and direct measurement under pressure.
- Thermal mass flow measurement, independent of system pressure and temperature.
- High accuracy and wide measuring range, suitable for detecting everything from large flow rates to small air or gas leaks.
- Internal memory with two calibration curves, allowing the same sensor to be used with two different gases while maintaining maximum accuracy.
- Integrated digital display for real-time visualization of instantaneous flow and totalized consumption.
- Compatible with pipe diameters from 1” to 12” (other diameters available upon request).
- Can be installed without shutting down the pressurized line (see installation video).
- Robust housing with IP65 protection, designed for demanding industrial environments.
- Isolated analog and pulse outputs, plus MODBUS / RTU interface for integration with monitoring systems.
- Ultra-fast response time, ensuring stable readings even under fluctuating flow conditions.
S415 / S418 – Thermal Mass Flow Sensor
Precise measurement of flow and consumption of compressed air and industrial gases
- Flexible signal outputs: analog 4–20 mA or Modbus RTU digital communication, enabling easy integration into control and monitoring systems.
- High measurement accuracy: accuracy of up to ±1% of reading, ideal for applications requiring reliable consumption control.
- Real-gas calibration: capability to calibrate for up to two different gases, ensuring greater accuracy in specific applications.
- Direct measurement at the point of use: reliable and cost-effective monitoring of compressed air and nitrogen consumption, without the need for straight pipe runs or additional calculations.
S418-V – Thermal Mass Flow Sensor for Vacuum Applications
In-line sensor for precise measurement of flow, consumption, and absolute pressure in industrial vacuum systems.
- Thermal mass flow sensor specifically designed for vacuum applications.
- Direct measurement of true volumetric flow rate in vacuum, without bypass methods.
- No additional pressure or temperature compensation required, even under variable conditions.
- Integrated absolute pressure sensor for precise vacuum system monitoring.
- Internal data logger with large storage capacity for historical analysis.
- Integrated flow conditioner eliminates the need for straight inlet or outlet pipe runs.
- Wireless interface for configuration and adjustment via mobile app.
- Available signal outputs: 4…20 mA, pulse, and Modbus RTU.
- High measurement accuracy suitable for industrial vacuum applications.
- Gas-type threaded connection (ISO 228-1) available in DN8, DN15, DN20, and DN25.
S421 – In-line Thermal Mass Flow Meter
Thermal Mass Flow Sensor with Pipe Section
- Individual factory calibration on the complete measuring section, ensuring high accuracy and excellent repeatability even under variable flow conditions.
- Dual calibration curve stored in internal memory, ideal for operation with two different gases or different operating ranges without the need for recalibration.
- Integrated pipe design that ensures stable and reliable measurement by eliminating errors caused by irregular flow profiles.
- Fast response to flow changes, suitable for dynamic processes and continuous monitoring.
- Robust industrial construction, designed for continuous operation in demanding industrial environments.
- Direct mass flow measurement, reducing sources of error and simplifying commissioning.
S430 – Flow and Consumption Sensor for Compressed Air
Precise measurement of flow and consumption in untreated compressed air
- Precise measurement of flow and consumption in demanding applications with humid air, steam, and high-velocity flows.
- Designed for installation at the compressor discharge, even with undried or unfiltered air.
- Direct measurement of the compressor’s FAD flow, without estimates or correction factors.
- Pitot-type measurement technology, ideal for high-pressure and high-temperature conditions.
- High measurement stability, even under rapid flow variations.
- Suitable for large-diameter pipes, typical in main compressed air systems.
- Low maintenance, with no moving parts exposed to the flow.
- Robust and reliable solution for energy audits and compressor performance monitoring.
S450/S452 – Explosion‑Proof Flow Sensor (Insertion / In‑Line)
Flow sensor designed for harsh industrial environments and ATEX applications
- Direct measurement of mass flow and standard flow without the need for pressure compensation.
- Wireless interface for on-site configuration and monitoring of the sensor.
- Robust and durable design for harsh environments, including outdoor use (IP67).
- No moving parts, ensuring low maintenance and zero clogging.
- Compatible with explosive environments (ATEX/IECEx option).
- Supports a wide range of pipe sizes: insertion type for large diameters and in-line type for small diameters.
- Configurable outputs: 4–20 mA, pulse, HART, or Modbus, for flexible integration with industrial systems.
S461 – High‑Precision Ultrasonic Flow Meter for Liquids
Clamp‑on device for high‑precision liquid flow and consumption measurement.
- Non-contact measurement of flow and consumption for multiple liquids.
- Energy measurement with clamp-on temperature probes (optional).
- Bidirectional flow with separate counters.
- Easy installation and configuration via the S4C-US app.
- Compatible with pipes from DN40 to DN1200.
- Data logging and energy efficiency analysis.
- Outputs: Modbus, 4–20 mA, pulses, and alarms as required.
- Portable version available for temporary measurements.
S462 – External Ultrasonic Flow Meter for Liquids (Clamp-On)
External installation — fast and non-intrusive, with no need to cut into the pipe
- Non-intrusive ultrasonic measurement using Clamp-On technology, with no direct contact with the fluid.
- Compatible with clean liquids such as water, seawater, and other fluids upon request.
- Fast external installation, with no pipe cutting and no process interruption.
- Integrated OLED display for real-time value visualization and parameter configuration.
- Compact and robust design, suitable for industrial environments.
- High measurement accuracy and stability in continuous flow applications.
- Ideal for consumption monitoring and industrial process control.
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