Sublocus DVL是一种水声和惯性导航系统，可在深度达3000米时提供准确的位置、速度和方向。它具有多普勒速度测井、高精度寻北光纤陀螺仪、加速度计、内部GPS接收器和压力深度传感器。它接受来自速度日志、螺旋桨速度、USBLs、SBLs和LBLs的外部帮助。
Navigation
Position Accuracy
(With GPS) |
0.8 m |
|
Position Accuracy |
0.08 % of distance travelled |
|
Depth Accuracy |
0.4 m |
|
Roll & Pitch Accuracy |
0.01 ° |
|
Heading Accuracy |
0.25 ° secant latitude |
|
Heave Accuracy |
5 % or 0.05 m
(whichever is greater) |
|
Attitude Range |
Unlimited |
|
Hot Start Time |
2 s |
|
North Seeking Time |
< 60 s |
|
Internal Filter Rate |
1000 Hz |
|
Output Data Rate |
Up to 1000 Hz |
Sensors
|
Pressure Sensor Range |
4000 m |
|
Pressure Sensor Accuracy |
0.4 m |
|
Acceleration |
±10 g |
|
Angular Velocity |
±490 °/s |
|
Gyroscope Technology |
FOG |
|
Bias Instability |
0.05 °/h |
|
DVL Model |
Teledyne RDI Workhorse Navigator |
|
DVL Frequency |
600 Khz |
Communication
|
Interface |
RS232 or RS422 |
|
Speed |
4800 to 10M baud |
|
Protocol |
AN Packet Protocol, NMEA or TSS |
|
Peripheral Interface |
2x GPIO and 1x Auxiliary RS232 |
|
GPIO Level |
5 V or RS232 |
|
GPIO Functions |
DVL Input
SBL Input
USBL Input
LBL Input
Log Input
Odometer
Stationary
NMEA input/output
AN Packet Protocol input/output
Packet Trigger Input
TSS Output
Simrad 1000 Output
Simrad 3000 Output
Custom inputs/outputs as required |
Hardware
|
Depth Rating |
3000 m |
|
Operating Voltage |
20 to 50 V |
|
Input Protection |
-36 to 100 V |
Power Consumption
(typical including DVL) |
9 W |
|
Hot Start Battery Capacity |
> 24 hrs |
|
Hot Start Battery Charge Time |
30 mins |
|
Hot Start Battery Endurance |
> 10 years |
|
Operating Temperature |
-5 °C to 45 °C |
|
Storage Temperature |
-30 °C to 60 °C |
|
MTBF |
> 36,000 hrs |
|
Shock Limit |
25 g |
|
Dimensions |
225x225x306 mm |
|
Weight in Air |
16 kg |
|
Weight in Water |
7.1 kg |
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