AEMC instruments DIGITAL FLEXPROBE 400D-10 Podręcznik użytkownika - Strona 15
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Quantity of influence
Battery voltage
Temperature
Relative humidity
Frequency response
Position of the conductor in the
sensor (f<400 Hz)
Adjacent conductor
carrying alternating current
Peak factor
Serial mode rejection ratio in AC
Common mode rejection, 50/60 Hz
Influence of a 50/60Hz external
magnetic field
< 1ct
± 0.25% / 10°C
0.2%
See § 3.4
± 0.5 %
Away from opening: 55 dB
At opening: 55 dB
at 16.66Hz: ± (2 % + 1ct)
at 50Hz: ± (0.5 % + 1ct)
at 440Hz: ± (30 % + 1ct)
< 1ct
< 1ct
Housing: 43 dB
Sensor: 50 dB
14
1.800.561.8187
Variations in Range of Use
Typical
www.
Range of influence
1.8 to 2V
32 to 122°F (0 to 50°C)
10 to 90% RH
10 to 20Hz
20 to 30Hz
30 to 400Hz
400 to 1000Hz
1000 to 3000Hz
Any position on the interior perimeter of the sensor
Conductor touching the exterior
perimeter of the sensor
1.4 to 3.5 limited to 6000Apeak
0 to 400A
0 to 600Vrms
0 to 400A/m
Accuracy
Maximum
±(2% + 1ct)
±( 0.5% / 10°C + 2cts)
± (0.3% + 2cts)
± (5% + 1ct)
± (1% + 1ct)
± (0.5% + 1ct)
± (6% + 1ct)
‑ 3 dB typical
± (1.5% ± 1ct)
Away from opening: ≥ 45 dB
At opening: ≥ 45 dB
± (6% + 1ct)
± (3% + 1ct)
—
≥ 50 dB
≥ 60 dB
Housing: ≥ 30 dB
Sensor: ≥ 40 dB
Digital Flexprobe
.com
DC
®
Models 400D & 4000D