产品名称:三分量高精度地磁仪 高精度地磁仪 地磁仪
产品型号: MK31-LEMI-018
产品编号: 31131
三分量高精度地磁仪 高精度地磁仪 地磁仪 的详细介绍
Main features(主要性能)
High resolution and precision(高分辨、高精度)
Low noise(低噪声)
Low temperature offset(低温漂)
waterproof housing(防水外壳)
Low power consumption(低功耗)
Automatic operation control(自动操作控制)
Real-Time Graphic display(实时曲线显示)
Internal real time clock(内部实时时钟控制)
Salite synchronization(卫星同步)
Analog and RS-232 outputs(模拟和RS-232输出)
MK31-LEMI-018是用于地磁场观测的高精度专业矢量磁力仪,它由两部分组成:主机和三分量磁通门磁力仪。该仪器的zui大优点是其极高的稳定性(低漂移)、高分辨率和高精度,这使它特别适合于固定台站的长期连续观测;其次,小巧轻便,功耗低,这又使它适合于流动台站和复杂地区观测;第三,GPS同步,可进行大范围同步阵列观测;第四,开机即记的傻瓜方式使得操作极为简便。
MAIN TECHNICAL PARAMETERS(主要技术指标)
Measuring ranges of total magnetic field at the display(磁场测量范围)±68 000 nT
Resolution along each component at the display, digital output and flash card data(分辨率) 0.01 nT
Measured range at analog output without additional compensation(无补偿模拟输出范围)
±1000nT
Transformation factor of analog output(模拟输出传输因子) 2.4 mV/nT
Noise level at (0.03 - 0.3) Hz frequency band(频率在0.03-0.3Hz之间的噪音水平) < 15 pT rms
Temperature drift(温度漂移) <0.2 nT/°C
Long-term zero drift< ± 5 nT/year
Components 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) ±68000 nT
Sample rate(采样率) 1 per s
Samples averaging (by PC software) 平均采样率2, 5, 10 ,15 ,20 ,30 ,60
Volume of memory (内存) 2 GB 闪存卡
Operating temperature range (工作温度)-20°C—+60°C
Power supply, battery (电源) 10—18 V
Power consumption(功耗) <0.8 W
Weight (重量)
sensor with support
electronic unit
1.2 kg
1.8 kg
Length of connecting cable(磁电缆长度) 5m
Length of connecting cable between GPS antenna and electronic unit (GPS电缆长度)3m