Overview

The 330525-05 Velomitor XA Sensor is an advanced, ruggedized version of Bently Nevada's 330500 Velomitor Sensor, engineered for extended application use. Designed with a 316L stainless steel case, it provides exceptional durability and weather resistance. The hermetically-sealed, IP-65, and NEMA 4X-compliant structure ensures optimal performance in harsh and moist environments without additional housing.

Technical Specifications

Brand & Model:

• Manufacturer: Bently Nevada
• Model: Velomitor XA (330525-05)
• Suffix Explanation:
  • 05: Indicates SIRA/CENELEC agency approval.

Electrical Parameters:

• Sensitivity: 3.94 mV/mm/s (100 mV/in/s) ±5%.
• Power Requirements:
  • Voltage: -22 to -30 VDC
  • Bias Current: 2.5 to 6.0 mA
• Output Bias Voltage: -12 ± 3.0 VDC.
• Dynamic Output Impedance: <2400 Ω.
• Maximum Cable Length: 305 meters (1,000 feet).

Environmental Limits:

• Temperature Range: -55 °C to +121 °C (-67°F to +250°F).
• Shock Survivability: 5000 g peak.
• Magnetic Field Susceptibility: <51 min/s/gauss.

Performance Metrics:

• Frequency Response:
  • 4.5 to 2,000 Hz (±3.0 dB).
  • 6.0 to 1,000 Hz (±0.9 dB).
• Broadband Noise Floor: <0.004 mm/s (160 µin/s) rms.
• Velocity Range: 1270 mm/s (50 in/s) peak.
• Amplitude Linearity: ±2% to 152 mm/s (6 in/s) peak.

Physical Description:

• Weight: 156 g (5.5 oz).
• Dimensions:
  • Diameter: 28 mm (1.1 in).
  • Height: 73.1 mm (2.88 in).
• Connector: 2-pin Mil-C-26482 hermetically sealed.
• Mounting Torque: 45 N-m (33 ft-lb) maximum.

Ordering Information

Model Code: 330525-05

• A: Approval Option
  • 05: SIRA/CENELEC certified.

FAQs

1. What is the operating temperature range of the Velomitor XA Sensor?

   • The sensor operates efficiently between -55 °C to +121 °C (-67°F to +250°F).

2. Is the sensor suitable for outdoor use?

   • Yes, it complies with IP-65 and NEMA 4X standards for outdoor and moist environments.

3. What type of connector is used?

   • It features a 2-pin Mil-C-26482 hermetically sealed stainless steel connector.

4. What industries commonly use this sensor?

   • Industries include power generation, oil and gas, manufacturing, and pulp and paper.

5. What is the maximum cable length supported?

   • The sensor supports up to 305 meters (1,000 feet) of cable without signal degradation.