Accurate Flow Measurement for Extreme Fluid Temperatures: Proteus 8000XHT Flow Meters
- Published April 17, 2026
- Uncategorized
- by Proteus Industries
In advanced cooling and thermal control systems, such as found in high-power systems, semiconductor process equipment, and industrial equipment, accurate flow measurement is critical, especially when fluid temperatures push to extremes. Unfortunately, most conventional flow meters are not designed to work with extreme hot or cold fluids.
The Proteus 8000XHT Series Flow Meter and Switch is purpose-built for these demanding environments, delivering dependable and accurate fluid flow measurement where standard flow meters fail.
Designed to operate across a wide temperature range from –60 °C to +200 °C, the 8000XHT Series is ideal for applications using advanced heat-transfer fluids, high-temperature thermal processes, and harsh conditions.
Built for Extreme Temperatures and Demanding Industrial Environments
From advanced manufacturing to power electronics and semiconductor systems, engineers need flow sensors that perform consistently under stress. The 8000XHT Series is engineered to maintain reliability across extreme fluid temperatures, making it the right choice for:
- Process systems for high- and low-temperature fluids
- Semiconductor manufacturing and OEM thermal management
- High-EMI environments
- Rugged environments requiring corrosion-resistant, fluid-compatible IP65 construction.
The robust design of the 8000XHT Series ensures long-term stability even in applications with continuous fluid temperature cycling.
Reliable, Integration-Ready Flow Data
Beyond durability, the Proteus 8000XHT Series was designed for seamless integration into modern industrial control systems. Key features include:
- Wetted parts are compatible with advanced heat-transfer fluids
- Available with SAE or welded VCR fittings for secure integration to your fluid circuit
- Optional custom calibration for temperature effects on fluid viscosity, improving measurement accuracy
- User-definable factory-set low-flow alarm trip point
- Optional integrated temperature sensing (Pt1000 RTD) for combined flow and temperature monitoring
- Industry-standard outputs, including 0–10 V, 0–5 V, and 4–20 mA, for easy PLC and automation integration
These capabilities allow engineers to monitor flow performance accurately while maintaining tight control over thermal processes.
Why Choose the 8000XHT Series for Extreme-Temperature Applications?
Engineers select the 8000XHT Series when they need a flow meter and switch for harsh environments that delivers:
- Wide fluid-temperature operating range: –60 °C to +200 °C
- Robust design and construction for reliable, repeatable and secure operation
- Compatibility with advanced heat-transfer fluids
- Easy integration into industrial control systems
Whether protecting semiconductor equipment, monitoring industrial cooling performance, or ensuring stable heat exchange, this extreme-temperature flow meter and switch helps safeguard critical systems.
Accurate Flow Measurement Where Temperatures Get Extreme
For applications involving fluid temperatures at high or low extremes, the Proteus 8000XHT Series offers durability, precision, and integration flexibility.
The 8000XHT Series supports efficient process control, equipment protection, and reliable performance even in the most demanding industrial environments.





