Airmar
ARK120-THD
Applications
Level measurement in chemically aggressive environments
Food and beverage processing
Specs English
Specs German
Features
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
Options
Nut—1.5” BSP thread
Complete assembly available with standard cable lengths
10 KΩ thermistors for temperature compensation
12 mm extension sleeve
Specifications
Best Operating Frequency: 125 kHz, ±4%
Minimum Transmit Sensitivity at Best Transmit Frequency: 102 dB re, 1µPa/V at 1 m
Minimum Receive Sensitivity at Best Receive Frequency: -172 dB re 1V/µPa
Minimum Parallel Resistance: 500Ω , ±30%
Minimum and Maximum Sensing Range*: 15 cm to 5 m
Typical Sensing Range: 20 cm to 3 m
Free (1 kHz) Capacitance: 1,000 pF, ±20% pF
Beamwidth (@ -3 dB Full Angle): 12°, ±2°
Maximum Driving Voltage (2% Duty Cycle Tone Burst): 800 Vpp
Operating Temperature: -40°C to 90°C
Weight: 250 g
Housing Material: Kynar® 720
Acoustic Window: Kynar® 720
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
Options
Nut—1.5” BSP thread
Complete assembly available with standard cable lengths
10 KΩ thermistors for temperature compensation
12 mm extension sleeve
Specifications
Best Operating Frequency: 125 kHz, ±4%
Minimum Transmit Sensitivity at Best Transmit Frequency: 102 dB re, 1µPa/V at 1 m
Minimum Receive Sensitivity at Best Receive Frequency: -172 dB re 1V/µPa
Minimum Parallel Resistance: 500Ω , ±30%
Minimum and Maximum Sensing Range*: 15 cm to 5 m
Typical Sensing Range: 20 cm to 3 m
Free (1 kHz) Capacitance: 1,000 pF, ±20% pF
Beamwidth (@ -3 dB Full Angle): 12°, ±2°
Maximum Driving Voltage (2% Duty Cycle Tone Burst): 800 Vpp
Operating Temperature: -40°C to 90°C
Weight: 250 g
Housing Material: Kynar® 720
Acoustic Window: Kynar® 720