SDT International SDT170, User Manual

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17. External ultrasonic sensors
MAN.170.EN--04--SDT170-user-manual-Eng.docx 82/141
17.2 F
LEXIBLE SENSORS
Two models are available: 550 and 820 mm long.
Main field of application
They are:

Leak detection.

Tightness testing with an ultrasonic transmitter.

Control of mechanical units and predictive maintenance.

Control of the aligning of mechanical coupling.

Electrical arcing and corona detection.
Description
Each of these sensors is supplied with a BNC type connector and a coiled cable
equipped with BNC and 7-pin LEMO connectors. The coiled cable can be
stretched to about 2 m (6.6 ft).
View of the flexible sensor.
043
Technical data
Item Data
Bandwidth 2 kHz at -6 dB
Frequency 40 kHz ± 1 kHz
Sensitivity -65 dB/V/µbar at 40 kHz
Length 550 mm or 820 mm (without cable)
Diameter 20 mm external 16 mm internal
Cable length coiled 0,5 m to 2 m