3540S-1-501L 500 Ohms 5% Lin 0.5% 10 Turns Precision Wirewound Rheostat Potentiometer
Quick Detail:
• 7/8” diameter.
• 10 turns wirewound.
• Nominal resistance 500 ohms.
• Resistance tolerance 5%.
• Independent linearity 0.25%.
• Power rating 2W at 70℃.
• Effective electrical travel ≥3600°-10°, total mechanical travel 3600°±10°.
• Metal shaft, sizes can be customised.
Description:
The 3540S-1-501L wirewound potentiometer is a high-precision component with a 7/8” diameter, designed for control applications where accuracy and high-reliability are critical. This potentiometer features a 10-turn wirewound mechanism, providing a nominal resistance of 500 ohms with a tolerance of 5%. It boasts an independent linearity of 0.25%, ensuring precise control in various settings. With a power rating of 2W at 70℃, it is suitable for demanding environments. The effective electrical travel is greater than or equal to 3600°-10°, while the total mechanical travel is 3600°±10°, offering extensive adjustment range. Additionally, it comes with a durable metal shaft, which can be customized to meet specific requirements, making it a versatile and reliable choice for precision applications.3540S-1-501L Multiturn Precision Potentiometers are ideal for measuring linear distance, angles or rotations in production equipment, industrial test and measurement equipment, and medical equipment.
Specification:
| Electrical Characteristics | Standard Resistance | 500Ω | 
| Resistance Tolerance | ±5% | |
| Independent Linearity | ±0.25% | |
| Effective Electrical Travel | ≥3600°-10° | |
| Terminal Resistance | ≤0.2%R or 5Ω | |
| Noise | ≤3%R or 3Ω | |
| Insulation Resistance | R≥1GΩ | |
| Withstand Voltage | 101.3kPa 710V, 8.5kPa 470V | |
| Environment Characteristics | Rated Power | 2W@+70℃, 0W@+125℃ | 
| Operating Temperature Range | -55℃~+125℃ | |
| Temperature Coefficient | ±100ppm/℃ | |
| Temperature Variation | ΔR≤2%R, Δ(Uab/Uac)≤±1% | |
| Vibration | 390m/s2, 4000cycles, R≤±1%R | |
| Collision | 10-500Hz, 0.75mm, or 98m/s2 , 6hΔR≤土1%R.Δ(Uab/Uac)≤±2% | |
| Climate Category | ΔR≤±3%R, R1≥100MΩ | |
| Electrical Endurance At 70°C | 2W, 1000h, ΔR≤±3%R | |
| Rotational Life | 10000 cycles, ΔR≤±3%R | |
| Steady Damp Heat | ΔR≤±3%R, R1≥100MΩ | |
| Physical Characteristics | Total Mechanical Travel | 3600°±10° | 
| Starting Torque | ≤36mN·m | |
| Clutch Torque | ≤300mN·m | 
Dimension:


Packaging:
Packaging specification:20 pieces/box, 50 pieces/box.
Application:
• Industrial Control: Used for adjusting and controlling parameters in various industrial equipment, such as motor speed and temperature controllers.
  • Audio Equipment: Employed in high-end audio devices for precise adjustment of volume, tone, and other audio parameters.
  • Laboratory Equipment: Utilized in scientific experiments and measurement devices to provide accurate resistance adjustment.
  • Medical Devices: Used in certain medical instruments for precise control and parameter adjustment.
  • Aerospace: Applied in precision control systems within aerospace equipment.
  • Communication Devices: Used in some communication equipment to adjust signal strength and other parameters.
Advantage:
• Factory direct supply, no middlemen.
  • Completed certificates such as RoHS, REACH, etc and best quality assurance.
  • Sufficient production capacity, short delivery time.
  • Professional after-sales service team.
  • OEM&ODM available.