Investigation of Coastal Environment Change Using Wave Measurement Sensors and Geographical Laser Scanner

Table 1

AWAC specifications.

Items	Value
(1) Water Velocity
(i) Range	±10 m/s horizontal,
	±5 m/s along beam
(ii) Accuracy, Resolution	±1% of measured value ±0.5 cm/s
(2) Echo Intensity
(i) Range (Dynamic)	90dB
(ii) Resolution	0.45dB
(iii) Beam Width	1.7°
(3) Wave
(i) Maximum Depth	100m
(ii) Accuracy, Resolution	< 1% of measured value/1 cm (Hs), 2°/0.1°(dir)
(iii) Period Range	1-50sec
(4) Water temperature
(i) Range	-4 to 40°C
(ii) Accuracy, resolution	±0.1°C, 0.01°C
(5) Others
(i) Dimension	175 H (mm) × 210
(ii) Weight	7.3kg
(iii) Sample interval	7 Hz