Simrad 38-200 COMBI C - REV D User manual

TRANSDUCER
Simrad 38/200 Combi C
38/200 kHz Combi transducer
Order number
KSV-202192
Common specifications
Nominal impedance ..............................................75 ohms
Maximum pulse power input .................................1000 W
Maximum continous power input ..............................10 W
Resistance NYC thermistor at 25° ...................... 10 kohm
Maximum transducer depth ....................................... 20 m
Cable length ............................................................... 10 m
Cable diameter ....................................................... 6.3 mm
Weight with cable .................................................... 6.5 kg
Storage temperature .........................................-20 to 70°C
Technical specifications 38 kHz
Resonant frequency .................................................38 kHz
Beamwidth longitudinal .......................................... 13 deg
Beamwidth transverse ............................................. 21 deg
Directivity, DI=10logD .............................................21 dB
Side lobes ................................................. less than -15 dB
Back radiation .......................................... less than -25 dB
Source level at 1000 W ............................. 219 dB re 1µPa
Transmitting response ..................... 170 dB re 1µPa per V
Receiver sensitivity, open circuit ... -178 dB re 1V per µPa
Electroacoustic efficiency ........................................... 50%
Technical specifications 200 kHz
Resonant frequency ...............................................200 kHz
Beamwidth longitudinal ............................................ 7 deg
Beamwidth transverse ............................................... 7 deg
Directivity, DI=10logD ..........................................28.5 dB
Side lobes ................................................. less than -18 dB
Back radiation .......................................... less than -30 dB
Source level at 1000 W ............................. 227 dB re 1µPa
Transmitting response ..................... 178 dB re 1µPa per V
Receiver sensitivity, open circuit ... -185 dB re 1V per µPa
Electroacoustic efficiency ........................................... 60%
NOTE: The transducer cable must not be exposed to oil
or other petroleum fluids.
MAXIMIZING YOUR PERFORMANCE AT SEA
www.simrad.com
Introduction
The Simrad 38/200 Combi C transducer
combines two transducers and one
temperature sensor in a single housing.
It is designed with a streamlined
shape for hull mounting on small
vessels.

Beam patterns
Installation
-30 30
0
-10
-20
-30
-40
-30 30
0
-10
-20
-30
-40
-30 30
0
-10
-20
-30
-40
(CD17005B)
38 kHz transverse 38 kHz longitudinal 200 kHz
(CD17005A)
1 Red 200 kHz
Pin Colour Signal
Transducer cable 2 Black 200 kHz
3 Blue 38 kHz
5 White 38 kHz
6 Green Thermistor
7 Yellow Thermistor
4 Screen
Simrad AS
Strandpromenaden 50
P.O.Box 111
NO-3191 Horten
Norway
Telephone: [phone]
Facsimile: [phone]
MAXIMIZING YOUR PERFORMANCE AT SEA
www.simrad.com
(855-164053 / Rev.D / February 2005)
(CD17005C)
ø28
60
ø14
80.5
310
403
SIMRAD
92
138
89.5
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