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Bourns H372 Precision Potentiometer
The Bourns H-37-2 is a precision potentiometer designed for demanding industrial applications. This potentiometer offers a combination of high torque, gangable features, and excellent linearity, ensuring accurate and reliable control. Its robust construction and wide operating temperature range (-40°C to +125°C) make it suitable for harsh environments. The H-37-2 is RoHS compliant, aligning with environmental regulations. Typical applications include industrial automation, process control, and precision instrumentation where accurate resistance adjustment is critical.
Bourns H372 Precision Potentiometer Specifications:
- Bushing Mount: Yes
- RoHS Compliant: Yes
- Center Tap: Optional
- Rear Shaft Extension: Optional
- AR Lug Feature: Optional
- Gangable: Yes, with common or concentric shafts
- High Torque: Available
- Resistance Range: 100 to 100 K ohms
- Total Resistance Tolerance: ±5 %
- Linearity: ±0.25 %
- Effective Electrical Angle: 3600 ° +10 °, -0 °
- Minimum Voltage: whichever is greater
- Noise/Output Smoothness: 100 ohms ENR maximum
- Dielectric Withstanding Voltage: 1,000 VAC minimum
- Power Rating: 2 watts at +70 °C
- Insulation Resistance: 1,000 megohms minimum
- Resolution: See recommended part nos.
- Operating Temperature Range: -40 °C to +125 °C
- Storage Temperature Range: -55 °C to +125 °C
- Temperature Coefficient: ±50 ppm/°C maximum/unit
- Vibration: 15 G
- Wiper Bounce: 0.1 millisecond maximum
- Shock: 50 G
- Load Life: 1,000 hours, 2 watts
- Resistance Shift: ±2 %
- Rotational Life: 1,000,000 shaft revolutions
- Moisture Resistance: ±2 % maximum
- IP Rating: IP 40
- Stop Strength: 53 N-cm (75 oz-in.) minimum
- Mechanical Angle: 3600 ° +10 °, -0 °
- Torque Starting & Running: 0.49 N-cm (0.7 oz.-in.) max. at +25 °C
- Shaft Runout: 0.08 mm (0.003 in.) T.I.R.
- Lateral Runout: 0.13 mm (0.005 in.) T.I.R.
- Shaft End Play: 0.30 mm (0.012 in.) T.I.R.
- Shaft Radial Play: 0.08 mm (0.003 in.) T.I.R.
- Pilot Diameter Runout: 0.08 mm (0.003 in.) T.I.R.
- Backlash: 1.0 ° maximum
- Weight: Approximately 21 gm
- Terminals: Gold-plated solder lugs
- Soldering Condition (Manual): 96.5Sn/3.0Ag/0.5Cu solid wire
- Soldering Condition (Wave): 96.5Sn/3.0Ag/0.5Cu solder
- Marking: Manufacturer’s name and part number, resistance value and tolerance, linearity tolerance, wiring diagram, and date code
- Hardware: One lockwasher (H-37-2) and one mounting nut (H-38-2)
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Frequently Asked Questions
Where can I buy Bourns H372?
You can click on the BUY or RFQ button to purchase H372 from an authorized Bourns distributor.
How do I troubleshoot issues or seek technical support for part H372?
You can download the H372 datasheet or visit the Bourns website for support.
Who is the manufacturer of H372?
Bourns