330500-01-04 Bently Nevada Velomitor Piezo-velocity Sensor

Overview

The Bently Nevada 330500-01-04 Velomitor Piezo-Velocity Sensor is engineered for precise vibration monitoring in industrial machinery. Manufactured in the U.S.A., this sensor offers robust performance with a frequency response from 4.5 Hz to 5 kHz, providing accurate velocity measurements. It is designed with multiple agency approvals, including CSA and ATEX, and ensures reliable performance in extreme environments with a wide operating temperature range of -55°C to 121°C.

Technical Specifications:

• Manufacturer: Bently Nevada
• Product Number: 330500-01-04
• Model: Velomitor Piezo-Velocity Sensor
• Made in: U.S.A.
• Mounting Thread Adapter Option: 01 = 1/2 – 20 UNF
• Agency Approval Option: 04 = Multiple approvals (CSA, ATEX)
• 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
• Temperature Sensitivity: -14% to +7.5% typical over operating temperature range
• Velocity Range: 1270 mm/s (50 in/s) peak
• Transverse Sensitivity: <5% of sensitivity
• Amplitude Linearity: ±2% to 152 mm/s (6 in/s) peak when mounted
• Resonant Frequency: Greater than 12 kHz
• Output Bias Voltage: -12 ±3.0 VDC over temperature (referenced to Pin A)
• Dynamic Output Impedance: <2400 Ω
• Broadband Noise Floor: 0.004 mm/s (160 μin/s) rms (4.5 Hz to 5 kHz)
• Grounding: Case isolated
• Maximum Cable Length: 305 meters (1,000 feet) without degradation of signal
• Operating Temperature Range: -55°C to 121°C (-67°F to 250°F)
• Shock Survivability: 5,000 g peak max
• Humidity: 100% non-submerged, hermetically-sealed case
• Base Strain Sensitivity: 0.005 in/s/µstrain
• Magnetic Field Susceptibility: <51 µin/s/gauss (50 gauss, 50-60 Hz)

Mounting & Installation:

• Mounting Thread Adapter Option: 01 = 1/2 – 20 UNF
• Mounting Torque: 32-46 kg cm (24-40 in-lb) max.
• Connector: 2-pin Mil-C-5015 hermetically sealed, 316L stainless steel shell
• Polarity: Pin A is positive with respect to pin B when the sensor case motion is toward the connector.

For more detail information: 330500-Datasheet