BAS (British Antarctic Survey) type LPM |
Specification of the BAS (British Antarctic Survey) type Low Power Magnetometer |
Magnetometer |
Bartington MAG-03MC, 3-axis fluxgate magnetometer
noise: 6pT/sqrt(Hz) (1Hz), ±0.1nT/ßC |
range |
±70,000 nT |
resolution |
1 nT |
sampling |
1, 10, 60 sec, automatically changed depending on battery voltage |
system ON time |
150 ms at each sampling |
Data logger |
CPU::TDS2020; 16bit A/D; 100 Hz LPF; flash memory card (190 MB) |
Solar Panel |
KYOCERA KC40, 40 W max, 2.34 A, 16.9 V |
Battery |
4 set of SUNLYTE 12-5000X, 12 V, 100 Ah, |
Power consumption |
0.42, 0.08, 0.05 W depending on sampling rate, 1, 10, 60 sec |
Other instruments |
temperature probe, GPS receiver |
Ambient temperature |
-78 ßC min (experienced value) |
Data recovery |
By hand, once per year |
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