Vibro Meter 144-901-000-222 Piezoelectric Accelerometer

Vibro Meter 144-901-000-222 Piezoelectric Accelerometer - Extreme Environment Monitoring

Technical Specifications

• Brand: Vibro Meter | Model: 144-901-000-222
• 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 Operation: -54°C to +650°C standard range
• Resonance Frequency: >17 kHz nominal mounted
• Dynamic Range: 0.001 g to 200 g peak measurement
• Cable Length: 12.5 meters with Lemo connector

Performance Characteristics

• Linearity: ±1% across entire dynamic measuring range
• Transverse Sensitivity: Less than 5% maximum
• Overload Capacity: Up to 500 g peak spike protection
• 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
• Frequency Extension: 2,800 to 3,700 Hz <10% response

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 immunity
• Neutron Resistance: 10¹⁸ n/cm² neutron flux tolerance
• Humidity Protection: Hermetically sealed against corrosion
• Mounting Method: 4 Allen screws M6, 15 Nm torque

Frequently Asked Questions

• What is the extreme temperature capability of this accelerometer?
  This sensor operates from -196°C to +700°C, with continuous use from -54°C to +650°C.
• What certification does it have for explosive environments?
  It carries ATEX certification LCIE 08 ATEX 6017 X for Zones 0, 1, and 2 explosive atmospheres.
• How long is the cable on model 144-901-000-222?
  This specific model includes a 12.5-meter cable with Lemo connector for extended reach.
• What is the frequency response range?
  It covers 3 Hz to 2,800 Hz with ±5% accuracy, extending to 3,700 Hz with <10% deviation.
• Is this accelerometer suitable for nuclear applications?
  Yes, it meets NRC Guide 1.133 and is qualified to IEEE 323-1974 for nuclear environments.
• What mounting torque is required for installation?
  Use 4 Allen screws M6 with 15 Nm fastening torque for secure and proper mounting.

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