Description Of Nidec Copal JCL/JCL B Linear Motion Conductive Plastic Potentiometer
Potentiometers are displacement sensors that produce electrical output (voltage) in proportion to the mechanical displacement. They are basically composed of a resistor and a wiper (brush), with the mechanical displacement of the resistor relative to the wiper being accurately converted into an electrical voltage output.

A voltage is applied to both ends of the resistor, and the wiper is moved. The displacement is measured by the voltage between one terminal of the resistor and the wiper. Looking at the component structurally, we can see the following: (Fig. 1) Further, the following formulas apply to the voltage output
Model of potentiometer
Wirewound Type
Precision wire winding technology has been used to achieve low noise and long life. Wirewound types include the single-turn J series for use in servo drives and the multiturn M series for use in settings.
Conductive Plastic Type
Special film resistors and original contact construction provide long life, with degradation that is theoretically infinitely small. Conductive plastic types include single-turn types and linear types, both for use in servo drives.
Features of Nidec Copal JCL/JCL B Linear Motion Conductive Plastic Potentiometer
- 10 ~ 500 mm
- High resolution (Essentially infinite)
- Long life
- Mounting plate seating position can be set to any positions(JCL B)
- RoHS compliant
Applications of Nidec Copal JCL/JCL B Linear Motion Conductive Plastic Potentiometer
Nidec Copal Electronics’?products are widely used in various applications, mainly in industry.
- Vehicle,?Construction machine
- Medical equipment
- Analytical?/?Messuring equipment
- FA equipment
- Residential facility,?Security
- Social?infrastructure,?Commercial?tool,?etc.
Specifications of Nidec Copal JCL/JCL B Linear Motion Conductive Plastic Potentiometer
Item Part number | JCL | ||||||
10 | 20 | 50 | 100B | 200B | 300B | 500B | |
Resistance torelance % | ± 20 | ||||||
Resolution | Essentially infinite | ||||||
Independent linearity % | ± 0.5 | ||||||
Effective electrical travel mm | 10 +1 0 | 20 +1 0 | 50 +1 0 | 100 +2 0 | 200 +2 0 | 300 +3 0 | 500 +3 0 |
Mechanical travel mm | Minimum effective electrical travel | ||||||
Power rating (at 40 °C) W | 0.13 | 0.25 | 0.6 | 1.5 | 3 | 4 | 7 |
Dielectric strength Vrms | 1000 1 min | ||||||
Insulation resistance M? minimum | 1000 (at DC500 V) | ||||||
Operating force mN {gf} maximum | 147 {15} | 1960 {200} | |||||
Stop strength N·m {kgf·cm} minimum | 0.196 {2} | 0.981 {10} | |||||
Maximum traveling speed mm/s | 500 | ||||||
Temp. coefficient of resistance ppm/°C | ± 400 | ||||||
Operating temp. range °C | ?40 ~ 85 | ||||||
Life cycle | 20 million | 10 million | 6 million | 4 million | |||
Net weight g | Approx. 23 | Approx. 27 | Approx. 38 | Approx. 182 | Approx. 272 | Approx. 373 | Approx. 555 |
Protection grade | IP40 |
For More Information and Price : Nidec Copal JCL/JCL B Linear Motion Conductive Plastic Potentiometer
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