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WCQ04 series temperature sensor
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WCQ04 series temperature sensor

AVIC Optoelectronics Huayi has temperature sensor products such as thermal resistance and thermocouple, which can output standard industrial 4~20mA signals, digital signals, wireless signals, analog signals, etc. We can provide customers with temperature measurement and compensation solutions, especially in high temperature, high vibration, high pressure, high corrosion application conditions have mature technology and products. Products are widely used in aerospace, rail transit, automotive electronics, instrumentation, wind power generation, metallurgy, petrochemical and other industries. For specific application environments, we can provide professional engineering experience to provide customers with high-quality and cost-effective products and solutions.
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This series of temperature sensors is a supporting product of China's standard EMU axle system, which is installed in the axlebox to realize the real-time collection and transmission of the axlebox temperature signal and ensure the safe operation of the train.

1) Sensitive components: PT100;

2) Temperature measurement range: -40~+200°C, short-term 250°C;

3) Working current: 1mA (recommended);

4) Output performance: resistance value;

5) Accuracy: Class B (JB/T 8622-1997);

6) Wiring mode: two-wire system;

7) Protection level: IP68 (2 meters underwater, 2 hours);

8) Thermal response time: τ0.9<12s;

9) Insulation resistance: 200MΩ/500VDC;

10) Withstand voltage: 1000VAC/1min;

11) Installation interface: single probe type (protection tube diameter Φ5mm);

12) Vibration and shock resistance: IEC 61373 Class III axle installation.

Application performance: CRH380 EMU, CRH3A EMU

Product customization instructions
Products can be customized according to external dimensions and interface dimensions, temperature measurement range, connector model, platinum thermal resistance indexing number, tolerance level, wiring method, shielded wiring method, redundancy situation, thermal response time requirements, insulation withstand voltage requirements, protection level requirements, vibration and shock requirements, and torque requirements during thread installation.

 

 

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