Frequency band of received signals(信号频率范围) |
0.001 ... 30 Hz |
Transformation coefficient (传输系数):
On the flat part (水平段)
On the linear part (线性段)
|
20 mV/nT; 200 mV/nT
20*f mV/nT; 200*f mV/nT |
Transformation coefficient error(传输系数误差) |
<=3 dB |
Noise rejection on (50 ± 0.2) and (60 ± 0.2) Hz(噪音抑制) |
>60 dB |
ADC (CAM unit) resolution(A/D转换) |
24 bit |
Power supply voltage(电源) |
± (6-12) V |
Total power consumption(总功耗) |
< 3 W |
Temperature range of operation(工作温度) |
-10 + 50oC |
Outer dimensions(探头尺寸) |
长度=870 mm; 直径=85 mm |
Weight of one sensor(探头重量) |
5.6 kg |
Maximum length of connecting cable (电缆长度) |
200 m |
Waterproof housing(防水外壳) |
GPS sampling synchronization and coordinates determination(GPS同步和定位) |