Why choose us

Professional Team

It has a group of experienced technicians and managers in the magnetometer and magnetic industries.

 

Our Product

Vibrating Sample Magnetometer, Hall Effect System, Gauss Meter, Flux Meter, Electromagnets, Helmholtz Coils, Magnetizers, Magnetic Material Property Testing Systems

Production Market

At present, the Dexinmag company has established cooperative relations with many schools and institutions at home and abroad for more than 30 years, such as Singapore Polytechnic University, Caltech, University of Hong Kong, etc.

Customized service

Equipment quality Reliable, electrical components and hydraulic transmission components are imported from Japan's Mitsubishi and Italy, and can provide qualified products and good after-sales service.

 

Our company provides the following products

 

 

低温恒温器

 

Cryostats Main Features:

Temperature range: 300mK-4.2K


Low Temperature Cooling: 50μW@300mK; 100μW@850mK; 0.1W-1.2W@4.2K


RF interface: SMA


Number of interfaces: 4-32


DC interface: On request


Number of interfaces: Configured on request

 

Types of Cryostats

 

Single Compressor Cryostat
A single compressor cryostat controls both the freezing plate and the cooling chamber using a unified system. This type is ideal for basic cryosectioning tasks where independent control of the freezing plate and chamber temperature isn’t required. The compressor maintains the necessary low temperatures throughout the chamber, ensuring consistent freezing, but the integrated system may limit flexibility in temperature adjustments.

 

Double Compressor Cryostat
Double compressor cryostats provide more precise control by using two separate compressors—one for the freezing plate and one for the cooling chamber. This allows for rapid freezing and more accurate temperature regulation, making it suitable for delicate tissues and frozen sections that require careful handling. The double compressor system is often preferred for advanced cryosectioning tasks due to its ability to maintain lower temperatures over longer periods.

 

Rotary Cryostat
Rotary cryostats are manually operated and feature a handwheel that allows the user to control the sectioning process. These are commonly used in situations where fine manual control is required for tissue sectioning. By turning the handwheel, the tissue sample is advanced toward the blade, allowing for precise slices. While rotary cryostats require more effort, they offer greater control over the sectioning process.

 

Motorized Cryostat
Motorized cryostats automate the sectioning process, which can help reduce user fatigue and improve consistency. With adjustable cutting speeds, motorized models allow for greater efficiency, particularly when handling harder or more delicate tissue samples. The motorized function ensures consistent sectioning and is ideal for labs handling high volumes of tissue samples.

 

 

Uses of Cryostats

Medical Applications: In pathology labs, cryostats are used to quickly freeze tissue samples for examination. These rapid freezing preserves cellular structures, making it easier to diagnose diseases such as cancer through histological analysis.

 

Research: In scientific research, cryostats are utilized to study materials at low temperatures. They are essential in fields like molecular biology and materials science, where understanding the properties of substances at cryogenic temperatures can lead to significant breakthroughs.

低温恒温器-6

 

 

PLow Temperature Sensors

 

 

The DT-Series Silicon Diode Temperature Sensors introduced by FUTURE QUANTUM use a special silicon diode chip, which has more stable low temperature operating characteristics than previous silicon diodes in the market.

 

Standard Curve

DT-Series, see Figure 1

Recommended excitation

10 µA±0.01 µA

Maximum Reverse Voltage

70V

Maximum current for damage

1 mA continuous or 100 mA pulsed

Power consumption at 10 µA excitation

10 μW@4.2 K; 10μW@77 K;5μW@300 K

SD Package Response Time

10 ms@4.2 K;100 ms@77 K;200 ms@305 K

Repeatability

±15 mK@77 K

Magnetic field effects

Recommended for use in magnetic fields at low temperatures of 50 K only, thermometer mounting surface

Radiation effects

Recommended for use in low levels of radiation only

 

低温传感器

Types of temperature sensors

 

Contact Type Temperature Sensors: There are a few temperature meters that measure the degree of hotness or coolness in an object by being in direct contact with it. Such temperature sensors fall under the category of contact type. They can be used to detect solids, liquids, or gases over a wide range of temperatures.

 

Non-Contact Type Temperature Sensors: These types of temperature meters are not in direct contact with the object rather, they measure the degree of hotness or coolness through the radiation emitted by the heat source.

 

 
Use of Temperature Sensor
 
01/

Domestic equipment: Temperature sensors are used in thermometers, refrigerators, water heaters, air-conditioners, and other household appliances to monitor and control temperature.

02/

Industrial processes: Temperature sensors are used in industrial processes to monitor and control temperature in manufacturing, chemical processing, food processing, and other industries.

03/

Building and structure monitoring: Temperature sensors are used to monitor the temperature of structures, buildings, and infrastructure to ensure safety and structural integrity.

04/

Environmental monitoring: Temperature sensors are used in environmental monitoring systems to measure the temperature of soil, water bodies, and air to study climate change, weather patterns, and ecological systems.

05/

Medical applications: Temperature sensors are used in medical devices such as thermometers, incubators, and patient monitoring systems to measure body temperature and ensure proper medical care.

06/

Research and development: Temperature sensors are used in scientific research and development to study thermal properties, conduct experiments, and gather data for analysis.

 

Deliver, Shipping And Serving

 

 

Delivery Time

We promise to complete production and shipment within 7 working days after receiving the order.

 

Transportation

Professional packaging and safe transportation methods are used to ensure the safety of the equipment during transportation.

 

After-sales service

We provide comprehensive after-sales service, including equipment installation guidance, operation training, maintenance and so on. Meanwhile, we have a 24-hour customer service hotline to answer your questions at any time.

 

 

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FAQ

 

 

Q: What are the 4 types of temperature sensors?

A: There are four main temperature sensors used today in modern-day electronics: Negative temperature coefficient (NTC) thermistors, resistance temperature detectors (RTDs), thermocouples, and semiconductor-based integrated (IC) sensors.

Q: What is a temperature sensor?

A: A temperature sensor is a device that detects and measures the temperature of an object or environment, converting this measurement into a readable format, often an electrical signal. They are used in a wide range of applications, from simple thermometers to complex industrial control systems.

Q: What is the principle of temperature sensor?

A: Temperature sensors work by utilizing various physical effects to detect changes in temperature and convert them into measurable electrical signals. Common principles include the thermoelectric effect (thermocouples), resistance variation (RTDs and thermistors), thermal expansion, and infrared radiation detection.

Q: How to check temperature sensor?

A: To check a temperature sensor, you can compare its readings with a known accurate thermometer, monitor for consistent readings in stable conditions, and observe its response to temperature changes. Additionally, a multimeter can be used to check the sensor's resistance or voltage output, particularly for resistive sensors and thermocouples.

As one of the leading cryogenic systems and accessories manufacturers and suppliers in China, we warmly welcome you to buy customized cryogenic systems and accessories from our factory. All equipment are with high quality and competitive price.

Vibrating Sample Magnetometer, High Temperature Superconducting Magnet, Clamp Laboratory Electromagnet