Description
Specifications
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Towfish
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Length [m]
1.240
Width [m]
0.120
Height [m]
0.120
Weight in air [kg]
16.0
Weight in water [kg]
4.0
Max. depth [m]
1000
Towfish mounting
Fixed
Power [W]
1
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Sensor Characteristics
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Type of sensor
Overhauser
Absolute accuracy [nT]
0.1
Resolution [nT]
0.001
Min. operating range [nT]
18000
Max. operating range [nT]
120000
Gradient tolerance [nT/m]
10000
Sensitivity [nT]
0.01
Min. sampling rate [Hz]
1
Max. sampling rate [Hz]
2
Min. operating temperature [°C]
-40
Max. operating temperature [°C]
60
Power [W]
1
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General
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Year of introduction
2000
Typical applications
Sentinel is a base station magnetometer; designed to sit in one location and collect data that are used to correct mobile magnetometer data for diurnal variation. Using an integrated tripod; it can be deployed on land or under water at a depth of up to 1;000m
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Software
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Supported data formats
ASCII (raw) output
Compatible software
SeaLINK
