Air Ultrasonic Transducer - Matching Layer Type

The Sealed Matching Layer type transducers are designed specially for factory automations and level measurements, which includes two major matching layer materials, Silicone Rubber and Glass Filled Resin. The SML type transducers cover frequency range from 25KHz to 500KHz and the measuring distances are from few centimeter up to around 20 meters. Glass filled resin GE type transducers can be arraged upon request.

These type transducers are fully sealed can meet NEMA 4X, 6P and IP67 requirements.


Model Number Description Center Frequency
(KHz)
Sensitivity/Distance
(min.)
Bandwidth
(-6dB)
Dimensions
(mm)
Silicone Rubber Matching Layer
032SR750 Transceiver 32.0±3.0 -53dB/100cm 2.0 KHz 75.0Ø x 50.0
043SR750 43.0±4.0 -57dB/65cm 2.0 KHz 75.0Ø x 50.0
080SR365 80.0±8.0 -57dB/35cm 5.0 KHz 36.5Ø x 25.0
125SR250 125.0±10.0 -57dB/20cm 8.0 KHz 25.0Ø x 20.0
235SR130 235.0±10.0 -61dB/15cm 10.0 KHz 13.0Ø x 15.0
328SR093 320.0±10.0 -61dB/8cm 10.0 KHz 9.3Ø x 9.0
Glass Filled Epoxy Matching Layer
215GE180 Transceiver 215.0±2% -55dB/7cm 10 KHz 18.5Ø x 11.0

Sensitivity: 0dB = 20Vp-p, at specified measured distance
Target size: 20 * 20 * 5 cm
Sensitivity: 0dB re 1V/ubar, receiver in parallel with a 3.9K Ohm resistor