User manual SIMRAD ES120-7DD DATASHEET REV B
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Manual abstract: user guide SIMRAD ES120-7DDDATASHEET REV B
Detailed instructions for use are in the User's Guide.
[. . . ] [. . . ] It is designed for deep water installations with a maximum depth of 1500 m. The following specications are valid when all four quadrants are connected in parallel.
Order number
KSV-112417
Technical specications
Resonant frequency. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120 kHz Circular beamwidth. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 deg Directivity: D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 650 DI=10 log D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 dB Equivalent two-way beam angle: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0. 009 10 log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -20. 5 dB Side lobes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . less than -15 dB Back radiation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . less than -30 dB Angle sensitivity (phase angle to target). . . . . . . . . . . . . . . . . 21 Impedance: Nominal value . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . variation phase angle. . . . . . . . . . . . . . . . . . . . . . . ±30 deg Transmitting response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 185 dB (dB re 1µPa per V) Receiving sensitivity open circuit. . . . . . . . . . . . . . . . . . -187 dB (dB re 1V per µPa) Electroacoustic efciency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0. 60 Maximum pulse power input . . . . . . . . . . . . . . . . . . . . . . . . . 1000 W Maximum continuous power input . . . . . . . . . . . . . . . . . . . . 10 W Maximum transducer depth . . . . . . . . . . . . . . . . . . . . . . . . . . . 0. 5 m Weight without cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 kg Storage temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -20 to +70 °C
(855-164289 / Rev. B)
Data
Beam pattern
Admittance of one quadrant
Installation
Manufacturer: Simrad AS Strandpromenaden 50 P. O. Box 111 N-3191 Horten Telephone: +47 33 03 40 00 [. . . ] [. . . ]
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