Description
Specifications
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Towfish
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Model identification
400M
Length [m]
2
Width [m]
0.16
Height [m]
0.16
Weight in air [kg]
85
Max. depth rating [m]
2000
Transducer type and material
Ceramic
Materials used
SUS
Fish height from seabed determination method
Motion sensor
Deployment methods
Armored coaxial cable with winch
Depression technique
Depressor wing
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Transceiver and recorder
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Model name
SeaView TPU
Min. AC power [V]
90
Max. AC power [V]
240
Min. DC power [V]
12
Max. DC power [V]
24
Data processing and imaging capabilities
16bit, 2.0mHz
Standard system interfacing capabilities
Ethernet LAN, RS232
Generation of firing trigger
Digital command
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System Description
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System type
Stand alone, Integrated
Mode of operation
Dual frequency, Single frequency, Simultaneous dual frequency
Location of digitation
GPS D/M
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More information
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Application
Geographical surveys Route survey Mine & submarine hunting Shipwreck & airplane location Pipeline & offshore survey AUV & ROV version available
Distinguishable features
High speed operation full bottom coverage
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Cable and winch
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Type of Cable supported
Armored coaxial tow cable Polyurethane sheathe tow cable
Max. length of cable [m]
2000
Winch type recommended
Electric winch
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Operating frequencies
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Min. frequency [kHz]
455
Max. frequency [kHz]
455
Min. pulse length [µs]
20
Max. pulse length [µs]
200
Max. Range [m]
500
Min. beam width [deg]
0.23
Max. beam width [deg]
1.2
Min. vertical beam width [deg]
30
Max. vertical beam width [deg]
45
Min. depression angle [deg]
5
Max. depression angle [deg]
20
Max. horizontal resolution [cm]
3.5
Max. vertical resolution [cm]
5
Max. operating speed [kt]
16
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General
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Year of introduction
2001
