USER GUIDEOCTOBER 2004Rev. CECTRINOV E L O C I M E T E RV

Nortek VECTRINO User Manual

Chapter 1 Principles of Operation

Working Principle

Doppler Beams

Measuring Currents

Auxiliary Sensors

Measurement Volume

Vectrino

Coordinate System

Signal Strength

Correlation

Distance Measurement / Bottom Check

Velocimeter Accuracy

Chapter 2 Using a Velocimeter

Vector

Instrument software

Initial preparation

Configuring a Vector

Data Collection

Mounting and Handling the Probe

Orientation of Vector probes

Measuring Waves

Processing Method

Wave Parameters

Corrections, Measurement Errors and Uncertainties

Optional IMU

Data handling

Configuring a Vectrino

Vectrino Profiler

Things to Consider

Distance Check

Extended Velocity Range

Interference from Highly Reflective Bottoms

Incorrect Speed of Sound

Low Flow Measurements

Wave Measurements

Near Boundary Measurements

Quality Assurance of Velocimeter Data

Common Data Analysis Scenarios

Chapter 3 Service Manual

Function Testing

Sensor Checks

Temperature

Compass (Vector

Noise floor

Beam Amplitude and Velocity Checks

Probe Check

Test Recorder Function (Vector)

Set Pressure Offset (Vector)

Working Inside an Instrument

Installing a Memory Board (Vector)

Installing a Memory Board - Pre-midlife (Vector

Installing a DC/DC (Vector)

Changing the Wiring Harness (Vector)

Midlife Electronics

Changing a Probe

Erase Recorder (Vector)

Mechanical Aspects and Maintenance

Recommended Torque for Securing Screws

O-ring Care

Cables and Wires

Analog Inputs (Vector)

Analog Outputs

Synchronizing with Other Instruments

troubleshooting guide

Communication Problems

Serial-to-USB converter

Serial COM port

Loop Back Test

Test with both RS422 and RS232 communication (Vector)

Check LED Indications

Calibration matrix not stored

Suspicious Data

Boundaries

Noisy Velocimeter Data

Mooring/mounting Vibrations

Error and Status Codes (Vector)

Returning Instruments for Repair

Appendix A - Final Test Checklist

Appendix B - Example of Proforma Invoice