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Bourns 93A1AB28A18L Single-Turn Panel Control
The Bourns 93A1A-B28-A18L is a versatile 5/8” square single-turn panel control, engineered for a wide range of industrial applications. It provides a variety of pin-out configurations, ensuring adaptability to different system requirements. The control offers virtual electrical circuit isolation and is available with metal or plastic shaft options to suit diverse mechanical needs. Its robust design and reliable performance make it suitable for demanding environments requiring precise and consistent control. It is RoHS compliant, meeting environmental standards.
Bourns 93A1AB28A18L Single-Turn Panel Control Specifications:
- Standard Resistance Range: 1 K ohms to 1 megohm (Linear tapers A, B, E, & H), 100 ohms to 1 megohm (Linear tapers A & H), 1 K ohms to 1 megohm (Audio tapers C, D, F, G, S, & T), 1 K ohms to 1 megohm (Audio tapers C & F)
- Total Resistance Tolerance: 10 % or 20 % (Cermet Element), 5% or 10% (Conductive Plastic Element)
- Independent Linearity: ±5 %
- Absolute Minimum Resistance: 2 ohms maximum
- Effective Electrical Angle: 240 ° ± 5 ° (Linear tapers), 225 ° ± 5 ° (Audio tapers)
- 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 tapers) 1 watt, +70 °C Single Section Assembly (Audio tapers) 0.5 watt, +70 °C Multiple Section Assembly (Linear tapers) 0.5 watt/section, +70 °C Multiple Section Assembly (Audio tapers) 0.25 watt/section, +125 °C 0 watt
- Theoretical Resolution: Essentially inf nite
- Operating Temperature Range: -40 °C to +125 °C
- Storage Temperature Range: -55 °C to +125 °C
- Temperature Coefficient: ±1,000 ppm/°C (Linear tapers), ±150 ppm/°C (Cermet Element)
- 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 tapers), ±5 % maximum resistance shift (All tapers)
- Rotational Life: 100,000 cycles, ±15 % TRS max. (Linear tapers), ±5 % TRS max. (Audio tapers), ±20 % maximum (Audio tapers)
- Moisture Resistance: ±10 % TRS maximum (Linear tapers), ±5 % TRS maximum (All tapers), ±20 % TRS maximum (Audio tapers)
- Insulation Resistance (500 VDC): 100 megohms minimum
- 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 (Single or Dual Section, A & R Bushings), 0.14 to 1.06 N-cm (Single or Dual Section, 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 in 45 ° shaft travel
- Weight: 12.7 grams nominal (Single Section, Metal Bushing)
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Frequently Asked Questions
Where can I buy Bourns 93A1AB28A18L?
You can click on the BUY or RFQ button to purchase 93A1AB28A18L from an authorized Bourns distributor.
How do I troubleshoot issues or seek technical support for part 93A1AB28A18L?
You can download the 93A1AB28A18L datasheet or visit the Bourns website for support.
Who is the manufacturer of 93A1AB28A18L?
Bourns