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Bourns 93A1AB28A13L Single-Turn Panel Control
The Bourns 93A1A-B28-A13L is a robust 5/8” square single-turn panel control designed for precise adjustment in industrial applications. It provides a wide range of resistance options, from 100 ohms to 1 megohm, and offers both linear and audio tapers to suit various control needs. The potentiometer boasts excellent electrical isolation, a wide operating temperature range (-40°C to +125°C), and is compliant with RoHS directives. Its durable construction and reliable performance make it suitable for demanding environments requiring accurate and consistent control.
Bourns 93A1AB28A13L Single-Turn Panel Control Specifications:
- Standard Resistance Range: 1 K ohms to 1 megohm (Linear), 100 ohms to 1 megohm (A & H)
- Total Resistance Tolerance: 10 % or 20 % (Cermet), 5% or 10% (Conductive Plastic)
- Independent Linearity: +/- 5%
- Absolute Minimum Resistance: 2 ohms maximum
- Effective Electrical Angle: 240 ° ± 5 ° (Linear), 225 ° ± 5 ° (Audio)
- Contact Resistance Variation: +/- 1%
- 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 (Linear): 1 watt, +70 °C Multiple Section Assembly (Linear): 0.5 watt/section
- 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 (Conductive Plastic), ±150 ppm/°C (Cermet)
- Vibration Resistance: 15 G, ±2 % maximum resistance shift
- Shock Resistance: 30 G, ±2 % maximum resistance shift
- Load Life: 1,000 hours, ±10 % maximum resistance shift (Linear), ±5 % maximum resistance shift (Audio)
- Rotational Life: 100,000 cycles, ±15 % TRS max. (Linear), ±20 % maximum (Audio)
- Moisture Resistance: ±10 % TRS maximum (Linear), ±5 % TRS maximum (Audio)
- IP Rating: IP 40
- 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)
- Mounting Torque: 1.7-2.0 N-m (15-18 lb.-in.) maximum
- Variation: 0.35 N-cm (0.5 oz.-in.) maximum
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Frequently Asked Questions
Where can I buy Bourns 93A1AB28A13L?
You can click on the BUY or RFQ button to purchase 93A1AB28A13L from an authorized Bourns distributor.
How do I troubleshoot issues or seek technical support for part 93A1AB28A13L?
You can download the 93A1AB28A13L datasheet or visit the Bourns website for support.
Who is the manufacturer of 93A1AB28A13L?
Bourns