Mechanical

	A-Series	MT-Series	MD-Series
Dimensions	125 × 122 × 62 mm (L×W×H)	125 × 122 × 62 mm (L×W×H)	125 × φ125 mm (excluding connector)
Construction	Anodised Aliminium	Titanium	Titanium
Weight (Air)	980 g	1350 g	2500 g
Weight (Water)	360 g	730 g	1450 g
Depth Rating	500 m	1000 m	4000 m
Temp’ Range (Operating)	-5 ℃ ~ +35 ℃	-5 ℃ ~ +35 ℃	-5 ℃ ~ +35 ℃
Temp’ Range (Storage)	-20 ℃ ~ +50 ℃	-20 ℃ ~ +50 ℃	-20 ℃ ~ +50 ℃

Electrical

	A-Series	MT-Series	MD-Series
Connector	Impluse IE55 Series, 6-way	Impluse IE55 Series, 6-way	Impluse IE55 Series, 6-way (Schilling SeaNet / Burton option)
Communications	4-wire 100-BaseT Ethernet, 2-wire DSL extender module	4-wire 100-BaseT Ethernet, 2-wire DSL extender module	4-wire 100-BaseT Ethernet, 2-wire DSL extender module
Supply Voltage	12V ~ 32V DC non-isolated	12V ~ 32V DC non-isolated	18V ~ 32V DC isolated
Power Consumption	10 ~ 35 W (model and range dependent ☆ )	10 ~ 35 W (model and range dependent ☆ )	10 ~ 35 W (model and range dependent☆ )
Integrated Sensors	Water pressure and temperature (for Velocity of Sound calculation)	Water pressure and temperature (for Velocity of Sound calculation)	Water pressure and temperature (for Velocity of Sound calculation)

☆ Indicates parameter is dependent on range.

Performance

	A750d MT750d MD750d	A1200d MT1200d MD1200d	A3000d MT3000d MD3000d
Operating Frequency	750 kHz / 1.2 MHz	1.2 MHz / 2.1 MHz	1.2 MHz / 3.0 MHz
Range (Max)	120 m / 40 m	40 m / 10 m	30 m / 5 m
Range (Min)	0.1 m	0.1 m	0.1 m
Range Resolution	4 mm / 2.5 mm	2.5 mm / 2.5 mm	2.5 mm / 2 mm
Update Rate (Max)*	40 Hz	40 Hz	40 Hz
Horizontal Aperture	130° / 130°	130° / 60°	130° / 40°
Vertical Aperture	20° / 20°	20° / 12°	20° / 20°
Number of Beams (Max)	512	512	512
Angular Resolution	1° / 0.6°	0.6° / 0.4°	0.6° / 0.4°
Beam Separation	0.25° / 0.25°	0.25° / 0.16°	0.25° / 0.1°

* Indicates parameter is dependent on range.

Mechanical Dimensions