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Specifications
Operating Characteristics
Current range* 100 mV/A: 100 mA to 10 A peak;
10 mV/A: 1 to 100 A peak
Output signal 1000 mV peak max
ac current accuracy* Range Accuracy
(after calibration and for one year) 100 mVA (50 mA to 10 A peak) 3% of reading ± 50 mA
(zero probe before making 10 mVA (500 mA to 40 A peak) 4% of reading ± 50 mA
measurement) 10 mVA (40 A to 100 A peak) 15% max at 100 A
Phase shift [1] < 1° from dc to 65 Hz on 10 mV/A
< 1.5° from dc to 65 Hz on 100 mV/A
Frequency range* dc to 100 kHz (–3 dB with current derating)
Noise Range 10 mV/A: 480 µV;
Range 100 mV/A: 3 mV
Slew rate Range 10 mV/A: 20 mV/µs;
Range 100 mV/A: 0.3 V/µs
Load impedance > 1 MΩ/100 pF
Insertion impedance (50/60 Hz) 0.01 Ω
Rise or fall time Range 100 mV/A: 3 µs; Range 10 mV/A: 4 µs
Working voltage 600 Vrms maximum
Common mode voltage 600 Vrms maximum
Influence of adjacent conductor < 0.2 mA/A ac
Influence of conductor position 0.5% of reading at 1 kHz
in jaw
Battery 9 V alkaline (NEDA 1604A, IEC 6LR61)
Low battery Green LED when ≥ 6.5 V
Overload indication Red LED indicates input greater than selected range
Typical consumption 8.6 mA
Battery life 55 hours typical
* Characteristics marked with asterisks are specified performance. Others are typical characteristics.
[1] Reference conditions 23° C ± 5° C, 20 to 75% relative humidity, dc to 1 kHz, probe zeroed, one minute warmup,
batteries at 9 V + 0.1 V, external magnetic field < 40 A/m, no dc component, no external current carrying
conductor, 1 MΩ/100 pF load, conductor centered in jaw.
Ordering Information
Part # Description Quantity
1146A ac/dc oscilloscope current probe 1
Current Probes
Agilent 1146A ac/dc Current
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