Shanghai Zhichu Instrument Co., Ltd.
Shanghai Zhichu Instrument Co., Ltd.
  • Low Temperature Circulator ZQDW-1020 (20L)
    Low Temperature Circulator ZQDW-1020 (20L)
  • Low Temperature Circulator ZQDW-1020 (20L)

Low Temperature Circulator ZQDW-1020 (20L)

Model: ZQDW-1020

Brand: Zhichu

Features Technical Data

1. Design and Accessibility

  • Vertical Space-Saving Design: Compact vertical structure optimizes lab space, ideal for high-density setups.

  • Stainless Steel Inner Chamber: Ensures corrosion resistance and a longer service life, enhancing durability.

  • Ring Evaporator: Offers superior corrosion resistance, efficient heat transfer, and high refrigeration performance.

  • Reasonable Appearance Design: Sleek, user-friendly design enhances lab aesthetics and functionality.


Why It Matters: Provides a compact, durable, and corrosion-resistant design that maximizes lab space and ensures long-term reliability for cooling applications.


2. Temperature and Cooling Control

  • Imported High-Quality Compressor: Fully enclosed, energy-efficient compressor with fluorine-free, eco-friendly refrigerant delivers fast cooling, high efficiency, and stable low-temperature operation.

  • PID Temperature Control: Ensures rapid cooling and precise, stable temperature maintenance for consistent performance.

  • High-Efficiency Circulating Pump: Adjustable pump speed and pressure with high flow rate and head, optimized for external circulation needs.

  • Real-Time Pressure Display: Allows monitoring and adjustment of pump pressure for tailored performance.


Why It Matters: Delivers precise, eco-friendly cooling with customizable circulation, supporting reliable temperature control for diverse laboratory instruments.


3. Safety and Reliability

  • Comprehensive Safety Features: Includes overheat and over-current protection for the refrigeration system, ensuring safe operation.

  • Low Liquid Level Alarm and Display: Real-time liquid level monitoring prevents damage due to insufficient liquid, enhancing device longevity.

  • Power Failure Recovery: Prevents data loss during power interruptions, maintaining experiment continuity.


Why It Matters: Ensures operational safety, protects equipment and samples, and supports uninterrupted experiments, critical for laboratory reliability.


4. Circulation and Motor Performance

  • High-Quality DC Brushless Circulating Pump: Provides adjustable speed, high flow rate, and quiet operation for efficient circulation.

  • Low-Noise Operation: Quiet design minimizes disruptions in lab environments.


Why It Matters: Offers stable, quiet, and efficient circulation, essential for maintaining uniform conditions in cooling applications.


5. User Interface and Control

  • LCD and Microcomputer Control: Intuitive interface simplifies operation and precise parameter settings (e.g., temperature, pump speed).

  • Real-Time Monitoring: Displays liquid level and pump pressure for easy oversight and adjustments.


Why It Matters: Enhances usability with straightforward, precise control, streamlining laboratory workflows.


6. Compatibility and Applications

  • Versatile Instrument Compatibility: Supports a wide range of lab equipment, including atomic absorption spectrophotometers, plasma emission spectrometers, scanning electron microscopes, high-frequency fusion machines, magnetic stirrers, plasma etchers, rotary evaporators, fermenters, chemical reaction kettles, and vacuum freeze-drying ovens.

  • Economic and Eco-Friendly Cooling: Provides sustainable cooling cycle solutions for experiments in petroleum, chemical, electronic instrumentation, and laboratory settings.


Why It Matters: : Offers broad applicability and eco-friendly cooling, reducing costs and environmental impact across diverse experimental setups.

Product Name

Low Temperature Circulator

Model

ZQDW-1020

ZQDW-1008

ZQDW-1003

Constant temperature range

-10℃~room temperature

-10℃~room temperature

-10℃~room temperature

Resolution

0.1℃

0.1℃

0.1℃

Temperature control precision

±1℃

±1℃

±1℃

Volume of water tank

20L(-10℃)

8L(-10℃)

3L(-10℃)

Circulating pump flow rate

30L/min Head:25M

30L/min Head:25M

30L/min Head:25M

Circulating port

G1/2”External teeth (customizable)

G1/2”External teeth (customizable)

Outer diameter 10mm (Pagoda type customizable)

Cooling capacity

2.6KW@10℃

2.6KW@10℃

1000W@10℃

Total power

1.4KW

1.4KW

550W

Power Requirements

AC220V,50Hz

AC220V,50Hz

AC220V,50Hz

Dimensions

430mm×600mm×770mm

330mm×560mm×660mm

260mm×450mm×550mm



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