Specifications

9 Signametrics
2.0 Specifications
2.1 DC Voltage Measurement
Input Characteristics
• Input Resistance 330 mV & 3.3 V Ranges: >10 GΩ ,
• Input Resistance 33 V & 330 V Ranges: 10.0 MΩ
Accuracy ± (% of reading + Volts) [1]
Range Full Scale
6 ½ Digits
Resolution 24 hours
23°C ± 1°C
90 Days
23°C ± 5°C
One Year 23°C
± 5°C
330 mV 330.0000 mV
100 ηV 0.003 + 4.5 µV 0.004 + 5.5 µV 0.007 + 8 µV
3.3 V 3.300000 V
1 µV 0.002 + 10 µV 0.0025 + 12 µV 0.0045 + 17 µV
33 V 33.00000 V
10 µV 0.003 + 250 µV 0.004 + 280 µV 0.007 + 330 µV
330 V 330.0000 V
100 µV
0.004 + 1 mV 0.005 + 1.2 mV 0.008 + 1.5 mV
[1] With reading rate set to 10 readings per second (rps) or slower, and within one hour of DCV
zero, using Relative control.
DCV Noise Rejection Normal Mode Rejection, at 50, 60, or 400 Hz ± 0.5%, is better than 95 dB
for reading rates of 10 rps or lower. Common Mode Rejection (with 1 kΩ lead imbalance) is better
than 120 dB for these conditions.
2.2 DC Current Measurement
Input Characteristics
• Burden Voltage < 350 mV for all ranges
• Protected with 2.5A fuse ( 5x20mm, 250 V Fast)
Accuracy ± (% of reading + Amps) [1]
Range Full Scale
5 ½ Digits
Resolution 24 hours
23°C ± 5°C
90 Days
23°C ± 5°C
One Year 23°C
± 5°C
3.3 mA 3.30000 mA
10 ηA 0.052 + 200 ηA 0.07 + 350 ηA 0.1 + 400 ηA
33 mA 33.0000 mA
100 ηA 0.04 + 1 µA 0.06 + 2 µA 0.1 + 3 µA
330 mA 330.000 mA
1 µA 0.05 + 30 µA 0.055 + 40 µA 0.075 + 60 µA
2.5 A 2.50000 A
10 µA 0.55 + 50 µA 0.6 + 200 µA 0.65 + 350 µA
[1] With reading rate set to 10 rps or slower, and within one hour of DCI zero, using Relative control.
2.3 AC Voltage Measurements
Input Characteristics
• Input Resistance 1.0 MΩ, shunted by < 100 pF, all ranges
• Crest Factor 3 at Full Scale, increasing to 7 at Lowest Specified Voltage
• AC coupled Specified range: 10 Hz to 100 kHz
• Typical Settling time < 0.5 sec to within 0.1% of final value
2.3.1 AC Voltage True RMS Measurement
Range Full Scale 6 ½ Digits Lowest specified Voltage Resolution
330 mV 330.0000 mV 5 mV [1]
100 ηV
3.3 V 3.300000 V 10 mV
1 µV
33 V 33.00000 V 100 mV
10 µV
250 V [2] 250.0000 V 1 V
100 µV
[1] Between 5 mV and 10 mV, add 100 µV additional error to the accuracy table below. In many
computer installations, if the DMM is not near a noisy board, usable voltage measurements of 1 mV
can be obtained.
[2] Signal is limited to 8x10
6
Volt Hz Product. For example, the largest frequency input at 250 V is
32 kHz, or 8x10
6
Volt x Hz.
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com