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EM 2040 Compact Dual

Product Name:EM 2040 Compact Dual
Date of first release:2010
Mounting and deployment 
Physical properties of transducer head 
Length [m]:0.33
Width [m]:0.33
Height [m]:0.12
Min. external power [V]:115
Max. external power [V]:230
Max. power consumption [W]:70
Used Sonar Methods 
Type of system:Multibeam
Bottom Detection Method:Amplitude or phase
System Parameters 
Min. frequency [kHz]:200
Max. frequency [kHz]:400
Number of selectable frequencies:21
Min. depth [m]:1
Max. depth [m]:500
Depth resolution [mm]:10
Max. Slant Range [m]:
Max. swath as a function of depth:10
Max. measurements per ping:1600
Ping frequency [Hz]:50
Min. beam width across track [deg]:1.0
Min. beam width along track [deg]:1.0
Bottom Coverage 
Footprint in nadir direction [m]:0.11
Footprint at max. horizontal range [m]:0.27
Smallest identifiable cube [m3]:1.00
Max. swath width [m]:690
Equal footprint spacing:Y
Max. number of points per ping for side scan operation:100000
RMS of nadir depth measurement [m]:0.05
Intended S44 order:Special
Max. survey speed for specified RMS [kt]:12
Speed of sound 
Real-time correction of refraction at transducer head:Y
Real-time integration of SV-profile:Y
Explanation of SV-profile application process:Calculation of each sounding is according to Schnells law of refraction, in real time
Motion compensation 
Motion sensors compatible to the system:Seatex MRU5; Seapath 300; Applanix POS/MV; and other sensors with comparable accuracy
Required pitch uncertainty [deg]:0.02
Required roll uncertainty [deg]:0.02
Required heave uncertainty [m]:0.05
Compatible software:SIS, QINSY, Hypack, EIVA, Fledermaus, CARIS and others.
Compatible hardware:Sound velocity at transducer; Sound Velocity profile; Position; Heading; 1PPS; Single beam echo sounder (optional)
Real-time access procedure:Realtime visualization of bathymetric data; both raw data and gridded data in 2D and 3D; swath; quality of each beam; water column; seabed image; attitude data; 3D waterfall
Maintenance criteria 
Mean time before failure [hr]:2000
Mean time to repair [hr]:1
More information 
Distinguishable features:200 to 400kHz in steps of 10kHz. Very wide swath

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