Operator`s manual

9 Signametrics
2.4.1 AC Voltage True RMS Measurement
Range [1] Full Scale 6-½ Digits Lowest specified Voltage Resolution
240 mV 240.0000 mV 5 mV
100 V
2.4 V 2.400000 V 20 mV
1 V
24 V 24.00000 V 200 mV
10 V
240 V 240.0000 V 2 V
100 V
[1] 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.
2.4.2 AC Volts Accuracy
Settles to rated accuracy within 0.5 seconds for signals >50% of scale.
May take up to 2s to settle to rated accuracy for signals < 5% of scale.
Accuracy ± (% of reading + Volts) [1]
Range Frequency 24 hours
23C  1C
90 Days
23C  5C
One Year
23C  5C
10 Hz - 20 Hz
3 + 300 V 3.4 + 500 V
3.6 + 0.6 mV
20 Hz - 47 Hz
0.45 + 150 V 0.47 + 170 V
0.5 + 0.35 mV
47 Hz – 10 kHz
0.13 + 100 V 0.14 + 110 V
0.16 + 0.25 mV
10 kHz – 50 kHz
0.3 + 180 V 0.35 + 220 V
0.4 + 0.35 mV
240 mV
50 kHz - 100 kHz 2 + 0.6 mV 2.1 + 0.8 mV 2.2+ 1 mV
10 Hz - 20 Hz 3 + 2 mV 3.3 + 2.2 mV 3.5 + 2.5 mV
20 Hz - 47 Hz 0.45 + 1.3 mV 0.47 + 1.5 mV 0.5 + 1.7 mV
47 Hz – 10 kHz 0.07 + 1 mV 0.075 + 1.1 mV 0.08 + 1.2 mV
10 kHz – 50 kHz 0.35 + 2 mV 0.37 + 2.3 mV 0.4 + 2.5 mV
2.4 V
50 kHz - 100 kHz 2+ 2.5 mV 2.1 + 2.8 mV 2.2 + 5 mV
10 Hz - 20 Hz 4 + 25 mV 4.3 + 16 mV 4.5 + 35 mV
20 Hz - 47 Hz 0.50 + 20 mV 0.55 + 25 mV 0.65 + 30 mV
47 Hz – 10 kHz 0.07 + 15 mV 0.075 + 20 mV 0.085 + 23 mV
10 kHz – 50 kHz 0.2 + 25 mV 0.25 + 30 mV 0.3 + 35 mV
24 V
50 kHz - 100 kHz 1.5 + 35 mV 1.6 + 28 mV 1.7 + 50 mV
10 Hz - 20 Hz 3 + 250 mV 3.1 + 350 mV 3.3 + 400 mV
20 Hz - 47 Hz 0.45 + 230 mV 0.+ 300 mV 0.+ 350 mV
47 Hz – 10 kHz 0.07 + 180 mV 0.075 + 220 mV 0.08 + 250 mV
10 kHz – 50 kHz 0.28 + 250 mV 0.29 + 300 mV 0.55 + 350 mV
240 V
50 kHz - 100 kHz 1.5 + 350 mV 1.6 + 400 mV 1.8 + 500 mV
[1] With reading rate set to ≤ 2/sec
ACV Noise Rejection Common Mode rejection, for 50 Hz or 60 Hz with 1 k imbalance in either lead, is better
than 60 dB.
Specs in red indicate change from last manual release.