VIAVI PSD90-3 – Fuel Quantity Test Set - AC and DC
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The VIAVI PSD90-3 is a versatile, high-precision test set designed to evaluate AC and DC capacitive fuel, water, liquid oxygen (LOX), and engine oil measurement systems with accuracy and reliability.
When paired with aircraft-specific interface units, the PSD90-3 enables comprehensive testing, troubleshooting, and calibration of fuel quantity systems, as well as the detection of contaminated fuel probes.
Engineered for both flight line and bench testing, the PSD90-3 operates on battery power for field use or external power for extended bench diagnostics.
Key Functions
- Measurement of capacitance, DC voltage, insulation resistance, and Distance-to-Fault (DTF)
- Simulation of capacitance for indicator calibration and troubleshooting
- Automatic detection of contaminated fuel probes during capacitance measurements
- Manual probe contamination analysis using the Check Probe function with adjustable error limits
- Low Voltage/Low Current Mode for isolating intermittent or corroded connections
- REV DC (DC+) Mode for complete testing of DC capacitive fuel systems
- Self-test on power-up for system integrity verification
Top Features
- Intrinsically safe design for use in sensitive environments
- Closed-box calibration via front panel controls
- Battery-powered with external power option for flexible operation
- Distance-to-Fault (DTF) Mode for locating wiring faults
- Compatible with a wide range of existing aircraft fuel quantity system interfaces
- Optional OEM DC mode emulating PSD30-2AF operation for enhanced compatibility
Standard Accessories
- Universal Charger
- Operations Manual
- F-16 Interface Adapter Cable (F-16 Test Set 22165794 only)
- Connector BNCF Rev. Polarity
- Connector BNCM Rev. Polarity (Qty 2)
- Ground Cable
Optional Accessories
- PTS-3 Calibration Standard
- PSD30-2AF Interface Adapter
- Maintenance Manual
Whether you need to troubleshoot a fuel quantity issue, calibrate indicators, or detect probe contamination, the VIAVI PSD90-3 delivers reliable, precise, and user-friendly testing capabilities for aviation maintenance professionals. Contact us via phone, email, or chat to find the perfect interface solution for your aircraft and ensure optimal fuel system performance.
| General Information | |
|---|---|
| Part # | PSD90-3 |
| Manufacturer | Viavi |
AIRCRAFT COMPATIBILITY
| Compatible Aircraft* |
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