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SPCM-001

Single-Point Current Meter

High-accuracy current speed and direction measurement at a fixed sampling point — built for long-term deployment in oceans, lakes and offshore environments.​

The SPCM-001 Single-Point Current Meter measures the flow speed of a target water mass based on the acoustic Doppler principle. It features compact size, light weight and high measurement accuracy.

The instrument can be mounted on shore-based installations or surface platforms as required — typically deployed on buoys, mooring chains, base frames and seabed mounts. It performs long-term fixed-point observation of current speed and direction in oceans, lakes and other water bodies, capturing the variation of the current field within a target area.


Built-in compass and tilt sensors correct the current vector to a geographic north reference. Temperature and pressure sensors provide supplementary environmental data and sound speed compensation for Doppler calculation. 


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Key Features

SPCM-001 Single-Point Current Meter

SPCM-001 Single-Point Current Meter 

Key Features

  • Acoustic Doppler Principle 
    Measures current speed from 0 to 300 cm/s with 1% of reading accuracy and 1 mm/s resolution.Measures current speed from 0 to 300 cm/s with 1% of reading accuracy and 1 mm/s resolution.
  • Compact & Lightweight  
    Only Ø160 mm × 300 mm and 7±1 kg — easy to integrate on buoys, frames and mooring systems.
  • Deep Depth Rating   
    Available in 500 m, 2000 m and 6000 m rated versions for coastal, deep-sea and full-ocean applications.
  • Optional Sensor Suite  
    Integrated temperature, pressure and 3D electronic compass for current vector correction and environmental monitoring.

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Specifications

Item Specification
Current Speed Range 0 ~ 300 cm/s
Current Speed Accuracy 1%V ±0.2 cm/s
Current Speed Resolution 1 mm/s
Depth Rating 500 m / 2000 m / 6000 m
Temperature & Pressure Sensor Optional,(Range: -5℃~+45℃; Precision: ±0.5℃; Resolution: 0.01℃ )
3D High-Precision Electronic Compass Optional
Azimuth Measurement Range: 0 ~ 360°; Accuracy: ≤0.3° (RMS) after spatial calibration (tilt range: -20° ~ 20°); Resolution: 0.01°; Repeatability: 0.05° (RMS)
Pitch Angle Measurement Range: -90° ~ 90°; Accuracy: ≤0.2° (RMS); Resolution: 0.01°; Repeatability: 0.05° (RMS)
Roll Angle Measurement Range: -90° ~ 90°; Accuracy: ≤0.2° (RMS); Resolution: 0.01°; Repeatability: 0.05° (RMS)
Communication Interface (Optional) Ethernet, RS485, RS232
On-board Memory 16 GB (Standard)
Dimension Φ160 mm × 300 mm
Weight 7 ± 1 kg

Applications

Versatile deployment options for oceanographic research, coastal monitoring and offshore engineering.

  • Buoy Deployment Mounted on oceanographic and monitoring buoys for long-term surface and near-surface current observation. 
  • Moored Observation Integrated into mooring chains for fixed-depth current profiling over months of continuous operation. 
  • Seabed Mounted Fixed on seabed frames for near-bottom boundary layer current measurement and sediment transport studies. 
  • Lake & Reservoir Suitable for freshwater hydrological monitoring, stratification studies and reservoir inflow measurement.
  • Offshore Engineering  Site assessment for wind farms, subsea pipelines and coastal structures — current data for design input. 
  • AUV / ROV Support Compatible with underwater vehicle integration for supplementary current measurement during missions.


ADCP Acoustic Doppler Current Profiler

Explore the ADCP Series

The China-Sonar ADCP Series covers the full spectrum of applications from shallow rivers to the deep ocean. With models including the ADCP-1200K, ADCP-600K, ADCP-300K,ADCP-150K,ADCP-75K,ADCP-38K,H-ADCP-600K,H-ADCP-300K,and H-ADCP-150K, the series is tailored for river discharge monitoring, coastal and offshore surveys, and deep-sea research & engineering.


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