Bently Nevada 200350 General Purpose Accelerometer

Overview

The Bently Nevada 200350 is a versatile general-purpose accelerometer designed for machinery condition monitoring. It uses a piezoelectric sensing principle to provide accurate vibration measurements, essential for detecting potential equipment failures. This accelerometer is suitable for a wide range of industrial applications, offering reliable performance in harsh environments.

Technical Specifications

Manufacturer: Bently Nevada

Model Number: 200350

Product Type: General Purpose Accelerometer

Measurement: Vibration Monitoring

Sensing Principle: Piezoelectric

Output Signal: Differential voltage signal proportional to acceleration

Performance Features

• Frequency Response: Up to 25 kHz (1500 kcpm)
• Sensitivity: 350 μg (3,434 μm/s²) at 1-10 kHz
• Amplitude Linearity: ±1%
• Mounted Resonant Frequency: 1500 kcpm (25 kHz)

Electrical Characteristics

• Output Bias Voltage: 8 to 12 VDC
• Excitation Voltage: 18 to 28 VDC
• Constant Current Excitation: 2 to 20 mA
• Settling Time: ≤ 2.0 seconds (within 1% of bias)
• Output Impedance: < 150 ohms
• Discharge Time Constant: ≥ 0.3 seconds
• Electrical Isolation (Case): > 108 ohms

Environmental Ratings

• Operating Temperature Range: -65°F to +250°F (-54°C to +121°C)
• Shock Survivability: 5000 g peak
• Relative Humidity: 100% relative, condensing, non-submerged
• Environmental Rating: IP68 (dust and water-resistant)

Physical Dimensions

• Hex Size: 11/16” (18 mm)
• Height: 1.65” (42.4 mm)
• Weight: 1.8 oz (51 grams)
• Mounting Thread: 1/4-28 Female
• Mounting Torque (Maximum): 2 to 5 ft-lb (2.7 to 6.8 N-m)

Construction

• Sensing Element: Ceramic
• Sensing Geometry: Shear
• Housing Material: Stainless Steel
• Sealing: Welded Hermetic

Electrical Connector

• Connector Type: 2-Pin Mil-C-5015
• Connector Position: Top