Simrad 200-28E - REV B, Datasheet

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200 kHz single-beam transducer
in robust housing
(855-164022 Rev
.B)
Introduction
The 200-28E is a 200 kHz single-beam transducer
protected in a robust housing. The solid interior is
void of air pockets or expanded foam enabling it to
withstand the pressure at a depth of 1000 m.
Order number
KSV-109178
Technical specication
Resonant frequency.......................................200 kHz
Beamwidth, circular.............................7 deg. ±1 deg.
Directivity index ............................................28.5 dB
Equivalent two-way beam angle (
ψ) ...............-21 dB
re 1 steradian
Nominal impedance ...................................... 60 ohm
Maximum variation in |Z| ..................... 45 to 80 ohm
Maximum variation in phase .........................±30 deg
Transmitting response ... 180.0 ±2 dB re 1µPa per V
Receiving sensitivity (open circuit) ..... -185.0 ±2 dB
re 1V per µPa
TRANSDUCER
Simrad 200-28E
Electroacoustic efciency ...........................70 ±20 %
Maximum input power...................................1500 W
Maximum duty cycle (at maximum power) ........ 4%
Maximum installation depth .......................... 1000 m
Maximum storage temperature ..........................70º C
Minimum storage temperature......................... -20º C
Cable length ....................................................... 25 m
Cable diameter ............................................. 10.9 mm
Weight without cable ........................................3.4 kg