Characteristics and Specifications 8
Digital Multimeter Specifications
U3606A User’s and Service Guide 241
AC specifications
Table 8 - 2 AC accuracy specifications ± (% of reading + % of range)
Function Range
[1]
[1] 20% over range on all ranges, except for 750 V
ac
range.
Frequency range
24 Hour
[2]
23 ºC ± 1 ºC
[2] Relative to calibration standards.
90 Days
23 ºC ± 5 ºC
1 Year
23 ºC ± 5 ºC
Te mp er a tu r e
coefficient
0 ºC to 18 ºC
28 ºC to 55 ºC
True rms AC
voltage
[3]
[3] Specifications stated are for input signals greater than 5% of range.
100.000 mV
to 750.00 V
[4]
[4] Available ranges: 100.000 mV, 1.00000 V, 10.0000 V, 100.000 V, 750.00 V
20 Hz to 45 Hz 0.60 + 0.1 0.60 + 0.1 1.00 + 0.1
[5]
[5] For 750 V range accuracy is specified for input less than 200 V
rms
.
0.02 + 0.02
45 Hz to10 kHz 0.16 + 0.1 0.16 + 0.1 0.20 + 0.1 0.02 + 0.02
10 kHz to 30 kHz 0.80 + 0.1 0.80 + 0.1 1.00 + 0.1
[6]
[6] For 100 mV range, the 10 kHz to 30 kHz accuracy is 1.5 + 0.3
0.02 + 0.02
30 kHz to 100 kHz
[7]
[7] Additional error 0.003% of full scale per kHz to be added when signal input changes less than 10% of range.
3.00 + 0.2 3.00 + 0.2 3.00 + 0.2
[8][9]
[8] For 100 mV range, the 30 kHz to 100 kHz accuracy is 5 + 0.3
[9] For 750 V range accuracy is specified for input less than 300 V
rms
.
0.05 + 0.02
True rms AC
current
10.0000 mA
to 3.0000 A
[10]
[10] Available ranges: 10.0000 mA, 100.000 mA, 1.00000 A, 3.0000 A
20 Hz to 45 Hz 0.80 + 0.1 0.80 + 0.1 1.50 + 0.1 0.02 + 0.02
45 Hz to 1 kHz 0.40 + 0.1 0.40 + 0.1 0.50 + 0.1 0.02 + 0.02
1 kHz to 10 kHz
[11]
[11] For 1 A and 3 A ranges, the accuracy is specified for frequencies less than 5 kHz.
2.00 + 0.2 2.00 + 0.2 2.00 + 0.2 0.02 + 0.02
The specification of the AC+DC measurement will be the sum of the AC and DC accuracy.
The frequency range will be from 50 Hz for 5½ digit resolution and 225 Hz for 4½ digit
resolution.
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