7286 2W 1K 2K 5K 10K 20K 50K Ohms 5% Lin 0.25% 10 Turns Precision Wirewound Potentiometer
Feature:
• 10 turns wirewound, multi-turn precision pot.
• 7/8” diameter, 1/4″ shaft, 3/8″ bushing.
• Rated power 2W at 70℃.
• Independent linearity 0.25%.
• Nominal resistance range from 100Ω to 100KΩ, tolerance 5%.
• Effective electrical travel ≥3600°-10°, total mechanical travel 3600°±10°.
Description:
The 7286 wirewound precision potentiometer is a high-precision, 10-turn, multi-turn component designed for a wide range of demanding applications. It features a lead-free construction with a 7/8” diameter, a 1/4″ shaft, and a 3/8″ bushing, ensuring robust and reliable performance. The potentiometer offers a nominal resistance range from 100Ω to 100KΩ with a tolerance of 5%, making it versatile for various uses. Rated at 2W at 70℃, it can handle significant power loads. Its independent linearity of 0.25% guarantees high precision, and the effective electrical travel is ≥3600°-10°, with a total mechanical travel of 3600°±10°, providing extensive adjustment capability. Additionally, the 7286 wirewound precision potentiometer is RoHS compliant, meeting environmental and safety standards. This component is widely used in industrial automation, aerospace, medical equipment, test and measurement equipment, audio equipment, communication equipment, and more, thanks to its high precision and reliability.
Specification:
| Electrical Characteristics | Nominal Resistance Range | 100Ω~100KΩ |
| 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:
The 7286 wirewound precision potentiometer is a high-precision component used in various fields, including:
• Industrial Automation: Used for controlling and adjusting parameters of various industrial equipment, such as motor speed, temperature, and pressure.
• Aerospace: Employed in aircraft and spacecraft for precise control and adjustment of various system parameters.
• Medical Equipment: Utilized in high-precision medical instruments like X-ray machines, CT scanners, and other diagnostic devices.
• Test and Measurement Equipment: Used in laboratory and field testing equipment for accurate measurement and calibration.
• Audio Equipment: Found in high-end audio devices for precise adjustment of volume and tone.
• Communication Equipment: Used to adjust and control various parameters in communication devices, ensuring stable and clear signals.
Due to its high precision and reliability, this potentiometer is particularly suitable for applications requiring exact control and adjustment.
Advantage:
• Factory direct supply, no middlemen.
• Completed certificates such as UL, RoHS, SGS, etc and best quality assurance.
• Sufficient production capacity, short delivery time.
• Professional after-sales service team.
• OEM&ODM available.