User manual SIMRAD 50-18 DATASHEET REV B
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Manual abstract: user guide SIMRAD 50-18DATASHEET REV B
Detailed instructions for use are in the User's Guide.
[. . . ] TRANSDUCER
Simrad 50-18
50 kHz Single-beam transducer
Introduction
The 50-18 is a small, single-beam transducer incorporating seven Tonpilz elements in a polyurethane housing. [. . . ] 100 ±20% DI=10logD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 ±1 dB Side lobes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . less than -15 dB Back radiation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . less than -25 dB Impedance: Nominal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 ohms Max. variation in |Z| . . . . . . . . . . . . . . . . . . . . . . . . . 45 - 80 ohms Max variation in phase angle . . . . . . . . . . . . . . . . . . . . . . . . . ±30 deg Transmitting response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207 dB ±2 re 1µPa per A Receiving sensitivity, open circuit . . . . . . . . . . . -181 dB ±2 re 1V per µPa Electroacoustic efciency . . . . . . . . . . . . . . . . . . . . . . . . . 0. 70 ±0. 20 Maximum pulse power input . . . . . . . . . . . . . . . . . . . . . . . . . . . 500 W
Technical specications
Maximum continous power input . . . . . . . . . . . . . . . . . . . . . . 10 W Maximum transducer depth . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] 10. 9 ±0. 4 mm Weight without cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 kg Weight with cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5. 5 kg Storage temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -20 to 70 °C
(855-160965 Rev. B)
Data
Installation
Ø85
Transducer tank
77
38
Supporting ring
(CD4524)
Transducer
Ø129
Manufacturer: Simrad AS Strandpromenaden 50 P. O. Box 111 N-3191 Horten Telephone: +47 33 03 40 00
(CD4523)
Bottom plate
Mounting ring [. . . ]
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