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## Sensor Technical

Sensor Technical

• ### Design of PT100 Temperature Sensing Circuit

PT100 is a positive temperature coefficient thermistor. As the temperature increases, the resistance of the resistor becomes larger, which is the positive temperature coefficient of the thermistor. Conversely, if the resistance of the resis....
• ### Design of the Drive Circuit of 3 Wire Pt1000

The constant current source driving circuit is responsible for driving the temperature sensor Pt1000 to convert its sensed temperature-varying resistance signal into a measurable voltage signal. In this system, the constant current source re....
• ### Design of a High Precision Temperature Measurement System Based on PT1000

Precision chemistry, biomedicine, fine chemicals, precision instruments and other fields have extremely high requirements for temperature control accuracy, and the core of temperature control is temperature measurement. Measuring temperature....
• ### Circuit Design and Formula Calculating Method for Conventional Temperature Measurement Range of PT100

Pt100 temperature measurement circuit (classic temperature range): The temperature sensor PT100 can work in the range of -200 degrees to 650 degrees. The whole circuit is divided into two parts, one is the sensor preamplifier circuit, the ot....
• ### PT100 thermal resistance temperature measurement circuit design details - circuit diagram design

This paper analyzes the working principle and design basis of the functional circuit such as constant current source signal conditioning analog-to-digital conversion in the temperature measurement system, and gives the circuit parameters. Te....
• ### Selection and Verification Method of Temperature Verification Point for PT100 Thermocouple Temperatur

Basic method for selecting and setting Pt100 temperature verification point 1. For each verification point of Pt100, select 0C and 100C, and check the compliance of the actual resistance temperature coefficient a; 2. When △a does not meet....
• ### Design of Signal Conditioning Circuit for Various Temperature Sensors

In Figure 2, R11 is a sampling resistor with a resistance of 10 k and an accuracy of 1 ; The sensor product output current is 273.15A at 0 C, and the voltage across the resistor is 2.731 5 V; The sensor product output current is 373.15 A at....
• ### Application and principle of temperature sensor (thermistor, thermocouple)

Temperature measurement applications are very extensive, not only do production processes require temperature control, but some electronic products also need to measure their own temperature. For example, if the computer wants to monitor th....
• ### Characteristic and Classification of Temperature Sensors and Detailed Description of Their Structure

Temperature sensor is composed of temperature sensor and detection circuit. Temperature sensors can be roughly divided into contact type and non-contact type from the point of view of use. The former is to let the temperature sensor directl....
• ### Application Principle, Classification and Structure Formation of Thermocouple Temperature Sensor

Thermocouple temperature sensor is one of the most commonly used temperature detection components in industry. Its advantages are: 1, the measurement accuracy is high. Because the temperature sensor thermocouple directly contacts the object....
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