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Bourns 91A1AB24B10L Single-Turn Panel Control
The Bourns 91A1A-B24-B10L is a versatile 5/8" square single-turn panel control designed for applications requiring precise electrical adjustment and isolation. It offers a broad resistance range, linear and audio tapers, and robust mechanical strength. The potentiometer is suitable for industrial control panels, test equipment, and other applications where reliable and accurate resistance adjustment is critical. Its RoHS compliance ensures environmental responsibility, and its durable construction ensures long-term performance in demanding environments.
Bourns 91A1AB24B10L Single-Turn Panel Control Specifications:
- Standard Resistance Range: 1 K ohms to 1 megohm (Linear), 100 ohms to 1 megohm (Linear), 1 K ohms to 1 megohm (Audio)
- Total Resistance Tolerance: 10 % or 20 %
- Independent Linearity: ±5 %
- Absolute Minimum Resistance: 2 ohms maximum
- Effective Electrical Angle: 240 ° ± 5 ° (Linear), 225 ° ± 5 ° (Audio)
- Contact Resistance Variation: ±1 % or 3 ohms (whichever is greater)
- Dielectric Withstanding Voltage: 1,500 VAC minimum (Sea Level), 500 VAC minimum (70,000 Feet)
- Insulation Resistance: 1,000 megohms minimum
- Power Rating: +70 °C Single Section Assembly: 1 watt (Linear), 0.5 watt (Audio), +70 °C Multiple Section Assembly: 0.5 watt/section (Linear), 0.25 watt/section (Audio)
- Theoretical Resolution: Essentially infinite
- Operating Temperature Range: -40 °C to +125 °C
- Storage Temperature Range: -55 °C to +125 °C
- Temperature Coefficient: ±1,000 ppm/°C
- Vibration: 15 G
- Shock: 30 G
- Load Life: 1,000 hours
- Rotational Life: 100,000 cycles
- Moisture Resistance: ±10 % TRS maximum (Linear), ±5 % TRS maximum (Audio)
- Contact Resistance Variation (50,000 cycles): ±2 % (Linear), ±3 % (Audio)
- IP Rating: IP 40
- Moisture Sensitivity Level: 1
- Stop Strength: 45.19 N-cm (1/4” D shaft), 33.89 N-cm (1/8” D shaft)
- Mechanical Angle: 300 ° ±5 °
- Torque Starting: 0.3 max. above average running torque
- Running Torque: 0.21 to 1.06 N-cm (A & R Bushings), 0.14 to 1.06 N-cm (C & U Bushings)
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Frequently Asked Questions
Where can I buy Bourns 91A1AB24B10L?
You can click on the BUY or RFQ button to purchase 91A1AB24B10L from an authorized Bourns distributor.
How do I troubleshoot issues or seek technical support for part 91A1AB24B10L?
You can download the 91A1AB24B10L datasheet or visit the Bourns website for support.
Who is the manufacturer of 91A1AB24B10L?
Bourns