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Betatronix offers various types of proprietary element technologies and laser trimmed processes to meet extreme customer requirements.

Cermet

Conductive Plastic

Wirewound

Cermet combines ceramic with precious metals to create a resistive material for high temperature applications.

Stable resistance over time and temperature change

Low Noise

Good Frequency response

Low Temperature coefficient

Proprietary co-molded carbon film element made with plastic resin and carbon powder.

Laser Trimmed Accuracy & Precision Linearity

Best noise performance

Highest surface smoothness (<3µin)

Longest life

Infinite resolution

Stable over time and temperature change

Low static noise

High Power

Long life

Typical

Characteristics

 

        Cermet        

 

Conductive Plastic

 

     Wirewound     

Resistance Range

10 - 5 MΩ

100 - 1 MΩ

10 - 100 KΩ

Temperature Coefficient

-100 ppm/°C

-1000 ppm/°C

-50 ppm/°C

Resolution

Infinite

Infinite

0.1 - 1.0 %

Linearity

< 0.25 %

< 0.04 %

0.1 %

Noise (Dynamic)

Moderate

Low

High

Rotational Life (Cycles)

> 1,000,000

> 5,000,000

200,000 - 1,000,000

High Frequency Performance

Good

Good

Poor