产品描述
K3A低温低噪声磁场传感器可精确测量低至约1K的低温下磁场的大小和三维矢量！
昊量光电全新推出的K3A低温低噪声磁场传感器/低温特斯拉计。K3A低温低噪声磁场传感器/低温特斯拉计可精确测量低至约1K的低温下磁场的大小和方向。
尺寸为4.5 x 4.5 x 9mm，其传感器头非常紧凑。它具有蕞小的场敏感体积，小于0.6 mm3。高精度电子器件具有极低的漂移，超高分辨率和低噪音。K3A低温低噪声磁场传感器为每个磁场方向提供模拟电压。可在低温下进行精确校准(0.25%)和高场校准(高达±9 T)
K3A低温低噪声磁场传感器/低温特斯拉计突出亮点
在低温下测量3D (Bx, By, Bz)磁场，温度低至约1k
高度紧凑的传感器头:4.5 x 4.5 x 9mm
蕞小的场敏感体积小于0.6 mm3
稳定，低噪音，超高分辨率和低漂移电子
在固定温度下精确校准0.25%至5 K可作为选项
高场校准高达±9 T可选
| 磁性和电气规格 | ||||||||||
| 范围 | 规格 | 可选择 | 备注 | |||||||
| Measurement range | ±2 T | ±2 T ±5 T ±9 T | Standard calibrationat room temperature, optional @ any temperature down to (4 ± 2) K. | |||||||
| Output | ±10 V | Differential output @ ±full scale | ||||||||
| calibration accuracy | 1 % | 0.25 % | Percentage defined with respect to full scale field up to ±5 T. Optional: 0.25 %, a corresponding High-field DC Calibration table is provided | |||||||
| Offset | < 0.5 mT | |||||||||
| Offset fluctuation and drift | < 2 µT (<1 ppm full scale) | @ Room temperature | ||||||||
| Long term stability of sensitivity | < 1 % over 10 years | |||||||||
| Temperature coefficient | < 25 ppm/K | |||||||||
| Noise spectral density @ f > 1 Hz | < 0.06 µT/Hz1/2 | Region of 1/f-noise | ||||||||
| Noise spectral density | < 0.04 µT/Hz1/2 | Region of white noise (@ f >> fC) | ||||||||
| Corner frequency fC | 10 Hz | where 1/f-noise = white noise | ||||||||
| Frequency Bandwidth | 0 - 1 kHz | |||||||||
K3A低温低噪声磁场传感器/低温特斯拉计应用领域
在低温下绘制磁场分布
对脉冲振荡器系统进行特性描述
应用于实验室中
磁体系统的质量控制和监测
| Recommended operating conditions | ||||||||||
| Parameter | Min | Typ. | Max. | Unit | ||||||
| Probe operation temperature | <1 | 77 | 320 | K | ||||||
| Electronics operation temperature | 10 | 23 | 35 | °C | ||||||
| Supply Voltage mains | 115 | 230 | V | |||||||
| Electronics supply voltage | 0 - 24 | V | ||||||||
| Dimensions and weight | ||||||||||
| Parameter | Unit | |||||||||
| Electronic box size | 230 x 109 x 45 | mm | ||||||||
| Electronic box weight | 0.8 | kg | ||||||||
| Interconnecting cable length1 | 2 | m | ||||||||
| Probe size | 4.5 x 4.5 x 9 | mm | ||||||||
| Size of field sensitive volume | 1.5 x 1.3 x 0.3 | mm | ||||||||
