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No. 40, Lequn Yitiao, Erdao District, Changchun City, Jilin Province
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Changchun Changcheng Teaching Instrument Co., Ltd
Thermal comprehensive experimental apparatus
NegotiableUpdate on 05/06
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Overview
1. Measure the viscosity coefficient of a liquid at room temperature and study the relationship between viscosity coefficient and temperature by changing the liquid temperature; Understand the basic structure and working principle of GXZ-4 metal line expansion coefficient tester. $r $n3. Master the usage of dial gauges and temperature controllers. Master the basic principles of measuring the coefficient of expansion of metal wires. $r $n5 measures the linear expansion coefficient of stainless steel pipes, copper pipes, etc. $r $n6. Learn to use graphical methods to process experimental data and analyze experimental errors $r $n7. Understand the principle and usage of intelligent PID temperature controllers. $r $n8. Separate temperature sensor probe components and transparent electronics
Product Details
1temperature measurementPV: Four 0.8-inch red digital display, range: -50.0 º C to 150.0 º C, accuracy: ± 0.1 º C.
2Temperature setpointSV: Four digit 0.4 inch green digital display, set accuracy: ± 0.1 º C.
3. Temperature sensor: Cu50 thermistor, temperature measurement range: -50.0 º C to 150.0 º C, accuracy: ± 0.1 º C.
4Heating power:100W～500W， Continuously adjustable.
5Air cooled power supply:DC12V1A。
6Micrometer: Range:0～1mm， Accuracy: 0.0001mm.
7Working power supply:50HZAC220V±10%。
8Equipped with platinum resistorsPt100、 Temperature sensors such as thermistors (NTC and PTC), copper resistors Cu50, copper constantan thermocouples, PN junctions, AD590, and LM35;
9、There is a dedicated heating well with protective cover, controllable temperature range, and room temperature-120℃；
10Working environment: TemperatureNon corrosive environments with 0-40 ℃ and relative humidity<80%;
11Temperature control range: room temperature-120℃； Temperature control accuracy: ± 0.2 ℃; Resolution: 0.1 ℃;
12Control method: AdvancedPID control;
13Including constant voltage and constant current sourceRange:0-1mA， Accuracy 0.1 microampere.
