Mechanical

	M-Series	MT-Series	MD-Series
Dimensions	125mm (L) x 122mm (W) x 62mm (H)	125mm (L) x 122mm (W) x 62mm (H)	125mm (L) excluding connector x ø125mm
Construction	Anodised Aliminium	Titanium	Titanium
Weight（in air）	980g	1350g	2.5kg
Weight( in water)	360g	730g	1.45kg
Depth Rating	500 m	1000 m	4000 m
Temp. Range (Operating)	-5°c up to +35°c	-5°c up to +35°c	-5°c up to +35°c
Temp. Rating (Storage)	--20°c up to +50°c	-20°c up to +50°c	-20°c up to +50°c

Electrical

	M-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	10W to 35W (model and range dependent*)	10W to 35W (model and range dependent*)	10W to 35W (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)

*Indicator parameters depend on the measurement range.

Performance

	M370s MT370s MD370s	M750d MT750d MD750d	M1200d MT1200d MD1200d	M3000d MT3000d MD3000d
Operating Frequency	375 kHz	750 kHz / 1.2 MHz	1.2 MHz / 2.1 MHz	1.2 MHz / 3.0 MHz
Range (Maximum)	200 m	120 m / 40 m	40 m / 10 m	30 m / 5 m
Range (Minimum)	0.2 m	0.1 m	0.1 m	0.1 m
Range Resolution	8 mm	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	40 Hz
Horizontal Aperture	130°	130° / 130°	130° / 60°	130° / 40°
Vertical Aperture	20°	20° / 20°	20° / 12°	20° / 20°
Number of Beams (Max.)	256	512	512	512
Angular Resolution	2°	1° / 0.6°	0.6° / 0.4°	0.6° / 0.4°
Beam Separation	0.5°	0.25° / 0.25°	0.25° / 0.16°	0.25° / 0.1°

*Indicator parameters depend on the measurement range.

2D Drawing