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3-components analog/digital Magnetometer LEMI-022

三分量模拟/ 数字磁力仪LEMI-022


Main features(主要性能)

High resolution and precision(高分辨和高精度)

Low noise(低噪音)

Low temperature offset(低温漂)

Convenience of installation and service(安装维护简单)

Low power consumption(低功耗)

Automatic operation control(自动操作控制)

Graphic display(曲线显示)

Internal real time clock(内部实时时钟控制)

Analog and RS - 232 outputs available(模拟和RS232输出)


LEMI-022是为实验室、野外和地磁台站精确的地磁场测量而设计的。它由可调方向的传感器和主机两部分组成,传感器采用的是三分量磁通门。主机自动记录变化的磁场并进行处理和储存。RS-232输出,内置GPS为内部时钟提供卫星同步和定位。内存卡容量可选,功耗低可保证磁力仪在野外进行长期工作。

MAIN TECHNICAL PARAMETERS(主要技术参数)

Measuring ranges of total magnetic field at the display (磁场测量范围)

±65 000 nT

Resolution along each component at the display and at the output(分辨率)

0.01 nT

Measured range at analog output(模拟输出范围)

±1000nT

Transformation factor of analog output(模拟输出传输因子)

2.4 mV/nT

Noise level at (0.01 – 1) Hz frequency band (频率在0.01-1Hz之间的噪音水平) 

< 10 pT rms

Temperature drift (温漂)

< 0.2 nT/°C

Components initial orthogonality error (三分量方位误差)

< 30 min of arc

Automated offset compensation band along each component (自动补偿范围)

±65 000 nT

Operating temperature range (工作温度范围)

- 10 ~ +50° C

Power supply, battery (电源)

12+6-3  V

Power consumption  (功耗)

< 0.6 W

Weight: sensor with support  electronic unit(重量)

2.7 kg+1.8 kg

Length of connecting cable (电缆长度)

5m


                       
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