Simrad 38-200 COMBI C - REV D User manual

TRANSDUCER
Simrad 38/200 D
38/200 kHz Combi-transducer
(855-164210 Rev.E)
Introduction
The Combi 38/200 D combines two transducers
and one temperature sensor in a single housing.
It is designed with a streamlined shape for hull
mounting on small vessels.
Order number
KSV-203004
Common specications
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 ....................................................... 15 m
Cable diameter ..................................... 10.6 ±0.5 mm
Weight with cable ................................................8 kg
Storage temperature .................................-20 to 70°C
Technical specications 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
Receiving sensitivity:
Open circuit........................... -178 dB re 1V per µPa
Electroacoustic efciency ....................................0.50
Technical specications 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
Receiving sensitivity:
Open circuit........................... -185 dB re 1V per µPa
Electroacoustic efciency ....................................0.60

Data
Installation
Beam pattern 38 kHz
longitudinal
Beam pattern 38 kHz
transverse
Beam pattern 200 kHz
BK
BK
BK
BK
WH
WH
WH
WH
PAIR 1 38 kHz
PAIR 2 200 kHz
PAIR 3 THERMISTOR
PAIR 4 SPARE
The pair number is printed on the black conductor.
Transducer
cable
(CD5398)
Simrad AS
Strandpromenaden 50
Boks 111
3191 Horten
Telephone: [phone]
Facsimile: 33 04 29 87
Manufacturer:
ALWAYS AT THE FOREFRONT OF TECHNOLOGY
www.simrad.com