Water Chiller Technical Specifications

Importance of the topic

Precise temperature regulation underpins reliable results in analytical chemistry. Control of reaction kinetics, calibration of detectors, stability of reference materials and reproducibility of measurements all depend on stable thermal environments. Laboratory circulators and chillers thus play a critical role across research, quality control and industrial process monitoring.

Objectives and overview

This specification summary presents a family of temperature control systems (models H50-500 to H150-2100NSLT) designed to cover a broad range of cooling capacities (500 W to 9000 W) and operating temperatures (–20 °C to +35 °C). The goal is to highlight their performance characteristics, design features and application potential for the analytical community.

Methodology and instrumentation

The products employ microprocessor-based P.I.D. temperature control with board-type heat exchangers and magnetic drive pumps. Key performance metrics have been measured under standardized conditions:

• Temperature range and stability
• Cooling capacity at target setpoints
• Pump flow rate at defined back pressures
• Electrical power requirements and dimensions

Used instrumentation

These circulators integrate:

• P.I.D. temperature controller for tight regulation (±0.1 °C to ±0.3 °C)
• Magnetic centrifugal pump (flux 3–13 L/min at 10–60 psi)
• Board heat exchanger for efficient heat transfer
• Models support 230 V or 400 V supply at 50/60 Hz

Main results and discussion

The series divides into two groups:

• Mid-capacity units (500–3000 W) offering stability ±0.1 °C–±0.3 °C over +8 °C to +35 °C
• High-capacity / low-temperature units (500–9000 W) extending range to –20 °C with stability down to ±0.1 °C

Flow rates scale with cooling power, from 3 L/min in compact models to 13 L/min in larger systems. Dimensions and weights range from 48×25×50 cm, 28 kg to 69×64×110 cm, 164 kg. Advanced versions (LT series) achieve sub-ambient performance for cryogenic studies.

Benefits and practical applications

These circulators offer:

• Consistent temperature control for calorimetry, material testing and chromatography
• Flexible integration with reactors, spectrometers and environmental chambers
• Reduced maintenance via magnetic pumps and sealed exchangers
• Scalable performance to match small-scale R&D or pilot-plant needs

Future trends and possibilities

Emerging directions include:

• IoT-enabled remote monitoring and predictive diagnostics
• Energy-optimized compressor and heat exchanger designs
• Modular add-ons for multi-zone or gradient control
• Integration with machine-learning platforms for automated process control

Conclusion

The H50–H150 series of temperature control systems provides a comprehensive portfolio for analytical laboratories, combining precise regulation, robust hydraulics and scalable cooling power. Their versatility supports a wide array of applications, from routine QC to advanced research at sub-ambient temperatures.

Reference

No external literature cited; specifications derived from manufacturer data sheet.