330500-00-20

Description

The 330500-00-20 Velomitor Piezo-Velocity Sensor by Bently Nevada is designed for precise velocity measurements in industrial applications. It offers a sensitivity of 3.94 mV/mm/s and operates within a broad frequency range, ensuring high accuracy in demanding environments.

Performance

• Sensitivity: 3.94 mV/mm/s (100 mV/in/s) ±5%
• Frequency Response:
  • 4.5 Hz to 5 kHz (270 cpm to 300 kcpm) ±3.0 dB
  • 6.0 Hz to 2.5 kHz (360 cpm to 150 kcpm) ±0.9 dB
• Velocity Range: 1270 mm/s (50 in/s) peak
• Amplitude Linearity: ±2% to 152 mm/s (6 in/s) peak
• Transverse Sensitivity: <5% of sensitivity
• Mounted Resonant Frequency: >12 kHz

Electrical

• Output Bias Voltage: -12 ±3.0 VDC, over temperature referenced to Pin A
• Dynamic Output Impedance: <2400 Ω

Environmental

• Temperature Sensitivity: -14% to +7.5% typical over operating temperature range
• Broadband Noise Floor (4.5 Hz to 5 kHz): 0.004 mm/s (160 μin/s) rms (nominal)
• Grounding: Case isolated

Installation

• Mounting Thread Adaptor Option: No adapter
• Maximum Cable Length: 305 meters (1,000 feet) of cable (part number 02173006) with no signal degradation

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