Custom Instrumentation
Davidson's products include instruments for making drift-free, temperature-tolerant, high-resolution static pressure measurements and high-speed dynamic pressure measurements.
Davidson’s extrinsic interferometric sensing technology is also capable making measurements of temperature, vibration, acceleration, load, position, density, and level. Davidson can embed miniature digital sensors for equipment health monitoring into and for advanced predictive maintenance.
Technical advantages of Davidson’s measurement technology:
- Small Cross-Section, Light-Weight, Robust Sensors
- Resistant to Corrosive Environments
- Tolerant to Temperatures up to 1000°F
- Immune to Electromagnetic Interference
- Inherently-Safe < 5% Energy Density Threshold for Ignition
- Direct Measurement - Fluid-Free Sensing
Practical capabilities and limitations:
- Pressure to 60,000 psi (absolute or gage pressure)
- Sampling Rates to 80 kHz
- Absolute Static Accuracy to 0.01% FS
- Resolution to 0.001% FS
- Flat Spectral Response to 10 kHz (Fn >100 kHz)
- Long Term Stability at High Temperatures
- Sensor Diameters as Small as 3 mm
- Insensitive to Vibration and Thermal Transients
- Pressure Sensing Probes Can be Flexible
