Mechanical Parameter

A50A125
Device diameter66 mm125 mm
Device height25 mm30 mm
Device weight (air)170 g986 g
Device weight (submerged)105 g730 g
Depth rating300 m500 m / 3000 m
MaterialsPEEK (housing)
Stainless steel 316 (back plate)
 Stainless steel 316 (housing)
PEEK (transducer caps)
Operating temperature-5 ~ 60 ℃ -5 ~ 60 ℃

ELECTRICAL

A50A125
Input voltage10 – 30 VDC10 – 30 VDC
Power consumption0.25 A @ 12 V0.25 A @ 12 V
Power-on current surge1.25 A @ 12 V1.25 A @ 12 V
Physical interface: 8 wires (pwr/serial/Ethernet)
: 3 meter cable (PUR 6.7 mm diameter) with interface module
: 8 wires (pwr/serial/Ethernet)
: 3 meter cable (PUR 7.8 mm diameter) with interface module
IndicatorStatus LED (Power, Lock)Status LED (Power, Lock)
CommunicationUART 115200 baud serial 3,3V
Ethernet
UART 115200 baud serial 3,3V
Ethernet
ProtocolsWater Linked APIWater Linked API

Color sequence

RedVIN电源正极 ( 10 – 30 VDC )
BlackGND电源负极 ( 10 – 30 VDC )
GreenETH – RD-以太网接收差分信号 –
Green&WhiteETH – RD+以太网接收差分信号 +
OrangeETH -TD-以太网发送差分信号 –
Orange&WhiteETH -TD+以太网发送差分信号 +
BrownUART – Rx串口接收
Brown&WhiteUART – Tx串口发送

ACOUSTIC / PERFORMANCE

A50A125
Transducer frequency1 MHz420 kHz
Transducer setup4-beam convex Janus array4-beam convex Janus array
Transducer beam angle22.5° 22.5°
Ping rate4-26 Hz (adaptive to altitude)1 ~ 26 Hz  (adaptive to altitude)
Sensor assist Integrated AHRS/IMU (Yost Labs TSS-NANO) Integrated AHRS/IMU (Yost Labs TSS-NANO)
Min altitude5 cm5 cm
Max altitude50 meters
(Performance at altitudes > 35 meter is dependent
on seabed conditions, salinity levels etc.)
 125 meters
(Performance at altitudes > 110 meter is dependent
on seabed conditions, salinity levels etc.)
Max velocity3.75 m/s9 m/s
Velocity resolution0.1 mm/s0.1 mm/s
Long term accuracy±1.01 % (Standard version)
±0.1 % (Performance version)
±1.01 % (Standard version)
±0.1 % (Performance version)

Pictures and 2D-Drawing

A50A125