Measurement range along each axis(每一个分量的测量范围) |
± 50000 nT (or other) |
Operation mode (操作模式) |
continuous连续测量 |
Sensitivity(灵敏度) |
45 ± 0.5mV/nT |
Bandwidth(带宽) |
DC … 20 Hz (-3 dB) |
Output voltage relative to “REF” bus, V, max (相对于参考总线的最大输出电压) |
± 2.25V |
Reference output “REF” voltage to supply ground (相对供电电源的输出参考电压) |
~ 2.5V |
Noise level at frequency 5 Hz(频率为5HZ时的噪音水平) |
5Hz时的噪音水平< 0.2 nT/ÖHz |
Orthogonality error of sensor axes(传感轴正交方位误差) |
± 2° |
error of orthogonality determination (calibrated, optional) 方位误差(已校准的,可选的) |
± 20 min of arc |
Transfer factor error(传输因子误差) |
< 0.5% |
Zero offset at t=20° C(在20℃时的零补偿) |
< 750 nT |
Zero drift over temperature(零温漂) |
< 5 nT/°C |
Power supply voltage(电源) |
5 ± 0.25 V |
Maximal consumed current(最大电流消耗) |
2.5 ~ 5.5 mA (依赖于噪音水平) |
Guaranteed operation temperature range (工作温度范围 ) |
-40 +80 °C |
Overall dimensions and weight, max 仪器尺寸及重量 |
Sensor (传感器) |
50x16x16 mm, 20 g |
Electronic unit (主机) |
55 x 50 x 7 mm, 45 g |
Monoblock of “tube” form (外形为管状时的尺寸及重量) |
11127 x 241mm, 120 g |
Monoblock of “box” form (外形为盒状时的尺寸及重量 ) |
115 x 60 x 27mm, 120 g |