VA83 6 1/2 Digital bench multimeter VA83

Specifications and Product Details:

Key Feature:

12 different measurement functions: DCV/ACV, DCI/ACI, Ω2W/Ω4W, frequency/period, diode, continuity, dB/ dBm, etc
Maximum reading of 120,000 digits
DCV measurement accuracy up to 0.0035%, resolution of 1μV DCV
True RMS AC voltage and current measurements, frequency up to 300KHz
MAX Measurement rate: 45 times/second
Equal accuracy frequency measurement more than 1MHz, minimum resolution of 10μHz
Good reading stability, high accuracy and high measurement rate
High-brightness vacuum fluorescent display(VFD)
Zeroing(REL)mode to eliminate residual reading
2W and 4W resistance measurement modes selectable
Build-in mathematics calculation functions: mX+b, %, dB, dBm
512 readings storage and MAX/MIN/AVER/STD statistics
HI/IN/LO comparator function
GPIB and RS-232 interfaces for convenient system communication
Calibration performed without opening the cover
10 sets of measurement states saved and recalled up

SPECIFICATIONS

Full-scal reading & reading rate (readings/second)
speed		Slow	Medium	Fast
Full-scale reading (digits)		1199,999	119,999	11,999
Reading rate (readings/second)	DCV, DCI	3.6	13	45
	ACV, ACI	2	3.9	22.7
	Ω-2W	3.6	13	45
	Ω-4W	2.7	10	32.9

DCV
Range	MAX.reading	Resolution	Accuracy(1 year)	Input impedance
100mV	119.9999	0.1μV	0.0065+0.0045	>10GΩ
1V	1.199999	1μV	0.0040+0.0009	>10GΩ
10V	11.99999	10μV	0.0035+0.0005	>10GΩ
100V	119.9999	100μV	0.0045+0.0006	10MΩ
1000V	1010.009	1mV	0.0055+0.0015	10MΩ

DCI
Range	MAX.reading	Resolution	Accuracy(1 year)	Load voltage/shunt resistance
10mA	11.99999	10nA	0.050+0.004	<0.15V/10Ω
100mA	119.9999	0.1μA	0.050+0.004	<1.5V/10Ω
1A	1.199999	1μA	0.080+0.004	<0.3V/0.1Ω
3A	3.03000	10μA	0.120+0.015	<1V/0.1Ω

AC voltage (ACV true-rms measurement)
Range		10mV	1V	10V	100V	750V
MAX.reading		11.9999	1.199999	11.99999	119.9999	757.50
Resolution		0.1μV	1μV	10μV	100μV	1mV
Accuracy(1 year)	10~20Hz	1.50+0.20
	20~50Hz	0.50+0.10
	50~100Hz	0.10+0.03
	100~20KHz	0.05+0.03			0.08+0.03
	20K~50KHz	0.15+0.05	0.11+0.05		0.18+0.05	------
	50K~100KHz	0.60+0.08				------
	100K~300KHz	4.00+0.05			-----	------

AC current (ACI true-rms measurement)
Range		10mA	1A	3A
MAX.reading		11.99999	1.199999	3.03000
Resolution		10nA	0.1μA	10μA
Accuracy(1 year)	10~20Hz	1.50+0.10
	20~50Hz	0.50+0.03		0.60+0.05
	50~100Hz	0.10+0.3	0.12+0.03	0.15+0.03
	100~2KHz	0.05+0.03	0.10+0.04	0.12+0.04
	2K~5KHz	0.10+0.03	0.50+0.03	0.60+0.03
	5K~10KHz	0.20+0.03	2.00+0.10	2.50+0.10
Load voltage/shunt resistance		<0.15V/10Ω	<0.3V/0.1Ω	<1V/0.1Ω

Resistance ( Ω2W/Ω4W)
Range	MAX.reading	Resolution	Measurement current	Accuracy(1 year)
100.000Ω	119.999	100μΩ	1mA	0.010+0.004
1.00000KΩ	1.19999	1mΩ	1mA	0.010+0.001
10.0000KΩ	11.9999	10mΩ	100μA	0.010+0.001
100.000KΩ	119.999	100mΩ	10μA	0.010+0.001
1.00000MΩ	1.19999	1Ω	10μA	0.010+0.001
10.0000MΩ	11.9999	10Ω	7.0xRx/(10M+Rx)	0.040+0.001
100.000MΩ	119.999	100Ω	7.0xRx/(10M+Rx)	0.800+0.010

Frequency
Range	MAX.reading	Resolution	Accuracy(1 year)	Sensitivity(sine wave)
5~10Hz	9.99999	1μHz	0.050	200mV rms
10~100Hz	99.9999	10μHz	0.010	40mV rms
100~100KHz	99.9999	10mHz	0.005	40mV rms
100K~1MHz	999.999	0.1Hz	0.005	100mV rms