Appendix 2: System specifications
Mechanical
Weight 18.5 [kg] (incl. antenna 2.8 [kg])
Casing material Chromatized aluminium
Electrical
Radar frequency 9.319 – 9.831 [GHz]
Modulation Triangular FMCW
Emission The emitted microwave energy is far below acceptable limits for exposure
of the human body. Depending on the type of antenna, a maximum
radiation of 0.1 [mW] is generated.
Power requirements 24-65 [VDC] and 8 [Watt]
Power requirements 65-240 [VAC] and 8 [Watt]
Environmental conditions
Ambient temperature -40 to 60 [
o
C]
Relative humidity 0 – 100 %
Ingress protection IP67
Performance specifications
Sampling rate 10 [Hz]
Wave heights 0 – 60 [m]
Wave periods 0 – 100 [sec
Water level accuracy < 1 [cm]
Processing period:
Wave height 20 [min] (SWAP standard)
Water line 1, 5 and 10 [min])
processing interval:
Wave height Moving window, all parameters refreshed every 1 minute
Water line Moving window, all parameters refreshed every 1 minute
Other specifications
Processor ARM Cortex
TM
A9 792MHz
Connectivity Ethernet
Memory On board backup memory
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