AIRMAR - ARK120-THD Ultrasonic Airducer Transducer
Applications:Level measurement in chemically aggressive environments
Food and beverage processing
Rugged one-piece PVDF housing is U.S. FDA compliant
Threaded design allows for installation in various applications
Standard internal shielding
8 mm M3 PCB standoffs
Nut—1.5" BSP thread
Complete assembly available with standard cable lengths
10 KΩ thermistors for temperature compensation
12 mm extension sleeve
Weight: 250 g (8.8 oz.)
Peak Operating Frequency: 125 kHz ±4%
Minimum Transmit Sensitivity: 102 dB re, 1µPa/V at 1 m at best transmit frequency
Minimum Receive Sensitivity: -172 dB re 1V/µPa at best receive frequency
Minimum Parallel Resistance: 500Ω, ±30%
Minimum and Maximum Sensing Range*: 15 cm to 5 m
Typical Sensing Range: 20 cm to 3 m (8" to 10')
Free Capacitance: 1000 pF ±20% at 1 kHz
Beamwidth: 12° ±2° at -3 dB
Maximum Driving Voltage: 800 Vpp at 2% duty cycle tone burst
Operating Temperature: -40 to 90°C (-40 to 194°F)
Housing Material: Kynar® 720
Acoustic Window: Kynar 720
*Pulse-Echo Mode. Minimum and maximum ranges are best case scenarios. Actual range may vary, depending on drive circuitry and signal processing.