VA520/VA520B

Features
Auto LCR smart check and measurement
19,999/1,999 counts dual LCD display
Basic accuracy: 0.3% with resolution of 0.01%
Analog bar display
Measurement frequency up to 100KHz    
Mini-USB interface (VA520B only)
Sorting function
Relative measurement
Data hold
Back light, full angle for LCD display
4-terminal measurement configuration
Automatic power off
Battery and external power supply
Battery voltage indication
 

Parameter	Primary	DCR：DC resistance Ls/Cs：series inductance/capacitance Lp/Cp：parallel inductance/capacitance
	Secondary	θ：phase angle 　D：dissipation factor ESR：equivalent series resistance Q：quality factor Rp：equivalent parallel resistance
Frequency	100/120/1K/10K/100KHz
Display	Dual display + analog bar display
Measurement range	L	100/120	20mH～20KH
		1KHz	2000uH～2000H
		10K	200uH～20H
		100KHz	20uH～200mH
	C	100/120	20nF～20mF
		1KHz	2000pF～2mF
		10K	200pF～200uF
		100KHz	200pF～20uF
	R	100/120	200W～200MW
		1KHz	20W～200MW
		10K	20W～20MW
		100KHz	20W～2MW
	DCR	200～200M
	D/Q	0.001～1999
	θ	0.00°～±180.0°
Test level	0.6Vrms
Range mode	Auto and Hold
Equivalent Circuit	Parallel and Series
Calibration function	Open/Short
Interface	Mini-USB
Measurement speed	Approx.1.2 times/second
Measurement terminal	4-terminal
Basic accuracy	0.3%
Power	AAA*6 battery or external power supply
Auto power off	5 min（with batteries）
Operating environment	temperature	0℃～40℃
	humidity	≤90%RH (40℃, no condensation)
Storage temperature	-25℃～50℃

Impedance accuracy Ae
The below-listed accuracies are guaranteed by the meter with normal use under the operating temperature of 18℃-28℃ and relative humidity less than 80%.
 

Z Freq.	0.1- 1Ω	1 – 10Ω	10 – 100kΩ	100k – 1MΩ	1M – 20ΜΩ	20Μ− 200MΩ	Remark
DCR	1.0%+5d	0.5%+3d	0.3%+2d	0.5%+3d	1.0%+5d	2.0%+5d	D < 0.1
100/ 120Hz	1.0%+5d	0.5%+3d	0.3%+2d	0.5%+3d	1.0%+5d	2.0%+5d
1kHz	1.0%+5d	0.5%+3d	0.3%+2d	0.5%+3d	1.0%+5d	5.0%+5d
10kHz	1.0%+5d	0.5%+3d	0.3%+2d	0.5%+3d	2.0%+5d	N/A
100kHz	2.0%+5d	1.0%+5d	0.5%+3d	1.0%+5d	2.0%+5d (1M – 2MΩ)