K3A低温低噪声磁场传感器/低温特斯拉计-昊量光电

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 calibration at 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/Hz^1/2		Region of 1/f-noise
Noise spectral density	< 0.04 µT/Hz^1/2		^{Region of white noise (@ f >> f}C⁾
^{Corner frequency}^fC	10 Hz		where 1/f-noise = white noise
Frequency Bandwidth	0 - 1 kHz

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

磁学测量