Airmarr AR41 Airducer

Applications

• Level measurement
• Proximity
• Obstacle avoidance
• Traffic control
• Flow measurement

Highlights

• Best Operating Frequency: 41 kHz, ±4%
• Minimum Transmit Sensitivity at Best Transmit Frequency: 110 dB re, 1µPa/V at 1 m
• Minimum Receive Sensitivity at Best Receive Frequency: -160 dB re 1V/µPa
• Minimum Parallel Resistance: 150 Ω, ±30%
• Minimum and Maximum Sensing Range*: 30 cm to 20 m
• Typical Sensing Range: 35 cm to 15 m
• Free (1 kHz) Capacitance: 5,000 pF, ±20% pF
• Beamwidth (@ -3 dB Full Angle): 14°, ±2°
• Maximum Driving Voltage (2% Duty Cycle Tone Burst): 1,800 Vpp
• Operating Temperature: -40°C to 90°C
• Weight: 560 g
• Housing Material: Glass filled polyester
• Acoustic Window: Glass reinforced epoxy

*Pulse-Echo Mode. Minimum and maximum ranges are best case scenarios. Actual range may vary, depending on drive circuitry and signal processing.
 

Features

• Rugged sealed construction
• Housing design will accommodate transceiver and signal processing electronics
• Mounting cap available in BSP, NPT, or M32 threads
• Standard internal shielding

Options

• Complete assembly available with standard cable lengths
• 10 KΩ thermistors are optional for temperature compensation
• FM approved