AZ19 DC galvanometerDetailed product description：

The AZ19 DC galvanometer is used as an external high-sensitivity galvanometer for DC potentiometers, DC bridges, etc. It can also be used as a low-noise and low drift DC amplifier and DC voltmeter.
Range: ± 30 μ V, ± 100 μ V, ± 300 μ V, non-linear, ± mV, ± 10mV, ± 30mV
Input impedance: ≥ 10K Ω
Voltage constant: minimum 0.5V/grid
Current constant: minimum 0.05 * 10-9A/grid
Zero voltage drift: ≤ 2.5V/4 hours
Replace AC15 spot complex galvanometer

AZ19 DC galvanometer external dimensions: 170 * 160 * 230mm

range	Voltage constant	input impedance	response time	remark
±30μv	0.5μV	(20±2)kΩ	4S
±100μv	2μV	(20±2)kΩ	3S
±300μv	5μV	(20±2)kΩ	3S
nonlinear	0.5μV			Voltage constant refers to the value near zero point
±1mV	20μV	(200±20)kΩ	3S
±3mV	50μV	(200±20)kΩ	3S
±10mV	200μV	(200±20)kΩ	3S
±30mV	500μV	2MΩ±200kΩ	3S