0.02~7.00m/s 0~360° Direct Reading Current Meter Marine Hydrological Instruments
Description
This Online Ultrasonic Doppler flow velocity tester can test the flow velocity, water temperature, direction. It's kind of advanced Marine Hydrological instrument.
Features
- No propeller pump, bearing
- No friction, no inertia, no interference to flow field
- High accuracy, wide test range, high sensitivity, free interference of sediment, floatages, water plants
- Direct reading, easy operation, durable in use
- Pressure cell for depth measuring
- Rapid response, can test transit and average velocity
- Linear test data, no calibration graph
- Large LCD display with backlight
- Mass storage unit can save 5000 groups data
- Time function avaliable
- Data software available for storage, print, and output
- Real time display flow velocity and temperature value, flow direction
- Built-in flow direction reset calibration function
- Automatic and manual test mode available
- GPRS can transit the test data to up to 5 designated users terminal
- USB or serial port RS485, RS232( can equip GPRS,GSM function on Request)
- Built-in Precision digital compass
Technical specifications
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Velocity test range |
0.02~7.00m/s( can up to 9m/s) |
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Test accuracy |
1.0%±1cm/s |
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Flow direction test range |
0~360°±3° |
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Resolution |
1mm |
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Water temperature test range |
0~40 ±0.5 |
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Working water depth |
0.1~50m( equip 50m cable, can extended to 200m) |
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Test mode |
Automatic/manual |
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Bearing cable |
Direct bearing and hanging |
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Test interval |
Automatic mode |
0-120min optional, min interval 5mins |
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Manual mode |
single or continuous multimetering, free interval |
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Test duration |
Automatic mode |
60s/100s |
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Manual mode |
10~120s |
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Display |
128×64 LCD |
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Probe sealing pressure |
>1.2Mpa |
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Working power |
Ac220v,50hz, ±10%; DC 12v ±10%( can add battery) |
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Power consumption |
Test flow velocity: 600ma/7W |
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Test Temperature & Direction: 220mA, 2.6W |
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Standby current: 15Ma, <0.18WA |
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Storage capacity |
5000 groups test data storage capacity |
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Interface |
USB or serial port( can equip GPRS,GSM function on Request) |
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Probe size & weight |
450×180×180mm, 4.5kg |
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Main machine size & weight |
235×215×90mm, 1.86kg |
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Carrying case size |
560x560x300mm |
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