VENUS Geomagnetic and Electric Fields Observation System
VENUS : "Versatile Eco-monitoring Network
by Undersea-cable System"
| VenusOBEM Top | Specification || Dry Dock Test || Deepsea Landing || Deployment and Connection |
Specifications of Geomagnetic and Electric Fields Observation System
| Proton Magnetometer | Range | 20,000 - 70,000 nT | - |
| Resolution | 0.1 nT | - | |
| Sampling Interval | 1-60 Min. | Default 5 Min. | |
| Power Consumption | About 0.5 W average | - | |
| Fluxgate Magnetometer (Ring-core type, 3 components orthogonal) | Compensation filed | ± 65,000 nT, each component | 100 nT step |
| Range | ± 327.68 nT | - | |
| Resolution | 0.01 nT | - | |
| Sampling Interval | 1-60 Min. | Default 1 Min. | |
| Power Consumption | About 0.5 W average | - | |
| Potentiometer (Electric Field) (3 electrodes, 2 components observation) Assumed Interval of Electrodes : 20 m | Electrodes | Ag-AgCl (saline water charged) | Kernovel |
| Range (DC) | ± 2000 mV | - | |
| Resolution (DC) | 0.06 mV | - | |
| AC amplitude obs. | 94 mV Range, 3 nV Resolution | 10Hz-5kHz Band | |
| Sampling Interval | 1 Sec. fixed | - | |
| Power Consumption | About 0.6 W | ||
| Tiltmeter (2 components) | Range | ± 15.9 deg. | - |
| Resolution | 0.0005 deg. | 1 Min. Sampl. | |
| Manufacturer | Tierra Tecnica | - | |
| VenusOBEM Top | Specification || Dry Dock Test || Deepsea Landing || Deployment and Connection |