1.Introduction：  

 It is made by the combinative technique of porcelain and semiconductor,  and adopt glass encapsulation frame at two ends in the direction of spindie.

2.Introduction：  

·Temperature control and examination of household electrical appliance (such as air-condition , microwave oven, fanner, electric heating and so on)
·Temperature examination and compensa tion of the automatic work facilities (such as copycat, printer and so on).
·Temperature control and examination of industy, medical apparatus and instruments,  environment protection,   weather, foods machining equipments
·Indication of the liquid
·Battery of mobile telephone
·Temperature compensation of loops of instrument , integrate circuit , quartz crystal monofier and thermocouple.

3.Characteristics

·Good stability and security
·Broad range of resistance：0.1～1000KΩ 
·High precision of resistance 
·Capability of operating in the bad envi ronment of high temperature and highhumidity because of the glass encapsulation framework.
·Small size , light weight , strong frame , easy automatic installation (on the printed-circuit board)
·Fast response to the temperature , high delicacy
　 　

4.Dimensions(mm): 

5.Specification：

6.Main Techno-Parameter：

●The range of resistance under the rated zero power（R ₂₅ ）：0.1～1000KΩ 
●The allowable tolerance of R₂₅：±1%、±2%、±3%、±5%、±10% 
●The range of B value（R _25/50℃ ）：3100～4500K 
●The allowable tolerance of B value：±0.5%、±1%、±2% 
●Dissipation factor：≥2mW/℃（In Still Air） 
●Thermal time constant：≤20S（In Still Air） 
●The range of operating temperature：-55℃～+200℃ 
●Rated Power：≤50mW