144-901-000-252 Vibro Meter Piezoelectric Accelerometer

Vibro Meter CA901 144-901-000-252 Piezoelectric Accelerometer - Extreme Temperature Monitoring

Technical Specifications

• Brand: Vibro Meter | Model: CA901 144-901-000-252
• Sensitivity: 10 pC/g ±5% at 120 Hz
• Frequency Response: 3 Hz to 2,800 Hz ±5%
• Temperature Range: -196°C to +700°C extreme capability
• Continuous Temperature: -54°C to +650°C operational range
• Resonance Frequency: >17 kHz nominal mounted
• Dynamic Range: 0.001 g to 200 g peak measurement
• Overload Capacity: Up to 500 g peak spike protection

Performance Characteristics

• Linearity: ±1% across entire dynamic measuring range
• Transverse Sensitivity: Less than 5% maximum
• Internal Insulation: Minimum 10⁹ Ω resistance
• Pole-to-Pole Capacitance: 80 pF + 200 pF/m cable
• Pole-to-Case Capacitance: 18 pF + 300 pF/m cable
• Signal Transmission: 2-pole system insulated from casing
• Output Type: Charge output requiring converter

Environmental Durability

• Pressure Rating: 140 bar at 23°C, 80 bar at 300°C
• Shock Resistance: 500 g peak (half sine 1 ms) along axis
• Construction Material: Inconel 600 hermetically welded
• Radiation Resistance: 10¹¹ erg/g gamma flux, 10¹⁸ n/cm² neutron
• Humidity Protection: Hermetically sealed against corrosion
• Mounting Method: 4 Allen screws M6, 15 Nm torque
• Cable Length: 8 meters standard Lemo connector

Frequently Asked Questions

• What is the temperature range of the CA901 accelerometer?
  This sensor operates from -54°C to +650°C continuously, with extreme capability from -196°C to +700°C.
• What sensitivity does this accelerometer provide?
  The Vibro Meter CA901 offers 10 pC/g ±5% sensitivity at 120 Hz reference frequency.
• Is this sensor certified for explosive environments?
  Yes, it carries ATEX certification for use in Zones 0, 1, and 2 potentially explosive atmospheres.
• What frequency range can this accelerometer measure?
  It covers 3 Hz to 2,800 Hz with ±5% accuracy, extending to 3,700 Hz with <10% deviation.
• What mounting method is required for installation?
  Install using 4 Allen screws M6 with 15 Nm fastening torque for secure mounting.
• Does this accelerometer require external power?
  No, it's a self-generating piezoelectric sensor that requires no external power input.

Contact our sales team for pricing and technical support: sales@nex-auto.com