| Acoustic Wave and Current Profiler with Acoustic Surface Tracking (AWAC) | | Identification | Name : Acoustic Wave and Current Profiler with Acoustic Surface Tracking (AWAC) Brand : Nortek AS Model L: 1.0 MHz & 600 kHz Manufacturer : Nortek AS Country of Origin : Norway Owner : NAHRIM | | Functionality | | Purpose AWAC is used as a current profiler and a wave directional system in one unit and measures the current speed and direction in 1-m thick layers from the bottom to the surface as well as measures long waves, storm waves, short wind waves, or transient waves generated by local ship traffic.
Key Functional Specification - SystemAcoustic Frequency : 1.0 MHz & 600 kHz
- Acoustic Beams : 4 beams, one vertical, three slanted at 25º
- Operation modes: Stand alone
- Current ProfileMaximum Range : 30 m (1MHz), 50m (600kHz)Depth cell size: 0.4 – 4.0 m (1MHz) 0.5 – 8.0 m (600kHz)
- Wave measurementMaximum depth : 40 m (1MHz), 60 m (600 kHz)
- Data types : Pressure, one velocity cell along each slanted beam, AST
- Wave estimatesRange : -20 to +20mAccuracy/resolution
- (HS): <1% of measured value/1cmAccuracy/resolution (Dir) : 2º / 1º
- Data RecordingCapacity (standard) : 152MB
| | Download Brochure : Acoustic Wave and Current Profiler with Acoustic Surface Tracking (AWAC).pdf | | back to top |
| Aquadopp Current Profiler | | Identification | Name : Aquadopp Current Profiler Brand : Nortek AS Model L: 2.0 MHz Aquadopp Current Profiler Manufacturer : Nortek AS Country of Origin : Norway Owner : NAHRIM
| | Functionality | Purpose Measures current profile in water using Doppler technology
Key Functional Specification - Acoustic Frequency - 2.0 MHz
- Max profiling range - 4 – 10m
- Cell size - 0.1 – 2m
- Velocity range - ±10m/s
- Accuracy - 1% of measured value ±0.5cm/s
| | Download Brochure : Aquadopp Current Profiler.pdf | | back to top |
| Area Velocity Flow Module | | Identification | Name : Area Velocity Flow Module Brand : ISCO Model L: 2150 Manufacturer : Teledyne Isco Country of Origin : USA Owner : NAHRIM
| | Functionality | | Purpose For measures parameters of open channel flow streams
Key Functional Specification Water level, velocity and flow rate. | | back to top |
| RoxAnn GD-X Ground Master 5" Echo Sounder | | Identification | Name : RoxAnn GD-X Ground Master 5" Echo Sounder Brand : Sonavision Model L: Furuno LS-4100 Manufacturer : Sonavision Ltd Country of Origin : UK Owner : NAHRIM | | Functionality | | Purpose RoxAnn GD-X Ground Master Echo Sounder is widely used in seabed classification for underwater archaeology, fisheries habitat monitoring, sediment and pollution monitoring, estuary management, seagrass condition monitoring, riverbed civil engineering and sandbar monitoring.
Key Functional Specification - TX Frequency: 50 kHz or 200 kHz, 50/200 kHz dual transmitting selectable
- Transmit method : Single or dual transmitting
- Output power: 300Wms
- TX Rate : Max 500pulse/min
- Pulse Length: 0.1 to 0.8 ms
- Display system : 5-inch monochrome LCD, 76 mm (W) x 100 mm (H), 240 x 320 dots
- Display mode: Single frequency (high/low freq.), Dual-frequency, Zoom, Nav-1/2 Marker zoom, Bottom zoom, Bottom-lock
- Display range : 2 – 500 m
- Power supply: Display unit: 12VDC: 0.5A
- Ambient temperature : Display unit: -15oC to +55oC
- Relative humidity : 93% or less at 40oC
- Waterproof : IPX5
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| Small Current Meter | | Identification | Name : Small Current Meter Brand : OTT Model L: C2 Manufacturer : Ott Messtechnik Country of Origin : Germany | | Functionality | | Purpose For measures currents of open channel flow streams
Key Functional Specification | | back to top |
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National Hydraulic Research Institute of Malaysia (NAHRIM)
Other Organizations - Bathy-1500 Dual Frequency Survey Echo Sounder
- Data Logger MDS Dipper II
- Data Logger MDS Dipper-TEC
- Data logger MDS-Dipper-T
- Data logger MDS-Floater II
- Field terminal SEBA-HDA
- H40 WAVE Probe System
- Hotwire Anemometer
- Multiparameter sensor MPS-D3
- Pressure sensor type DS22 / DST22
- Qualilog 16
- Qualilog 8
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