Features: Three ranges: 20A, 200 A & 2000 A, 100 mV/A, 10 mV/A & 1 mV/A output Ideal for current measurement on thick and hard to reach conductors without breaking the circuit Maximum conductor diameter 178 mm CAT III 600 V safety rating Specifications: Current ranges - 20 A, 200 A, 2000 A, AC rms Output sensitivity (AC-coupled) - 1 mV, 10 mV, 100 mV, 1 mV per A Load impedance - 100 kΩ minimum Accuracy - at +25°C, ±1% of range (45 Hz to 65 Hz) Linearity - 10% to 100% of range, ±0.2% of reading Noise - 8 mV AC rms (30 A), 2 mV AC rms (300 A, 3000 A) Frequency range - 10 Hz to 20 kHz (-3 dB) Phase error - < ±1° (45 Hz to 65 Hz), ±10° (at 20 kHz) Position sensitivity - with cable > 25 mm from the coupling, ±2% of range External field - with cable > 200 mm from the head, ±1% of range Power supply - 2 x AA/MN 1500/LR6 Alkaline, 200 hours, low battery indicator Temperature Coefficient - ±0.08% of reading per °C Working voltage - see Safety standards section, 600 V AC rms or DC The i2000 is an AC current probe utilizing the Rogowski principle. It can be used to measure currents up to 2000 A when used in conjunction with multimeters, recorders or data loggers. The flexible and lightweight measuring head allows quick and easy installation in hard to reach areas.