Hioki clamp meters are best-in-class measuring devices incorporating Hioki’ s expertise in current sensing technology. The CM3289 is a True RMS rectifying 1000A AC clamp meter that features a broad operating temperature range of -25° C to 65° C, thin and compact clamp core and optional flexible current sensor that you can attach to let you get into the tightest spots.
CAT IV 300 V (Current) CAT III 600 V (Current) CAT III 300 V (Voltage) CAT II 600 V (Voltage)

Key Features • New redesigned sensor for even easier clamping (CM3289) • Expanded -25 °C to 65 °C operating temperature range • Model CM3289: Measure even harmonic waveform components using the True RMS method • Model 3280-10F: Measure the fundamental waveform component using the average rectified method • Connect the CT6280 flexible sensor to measure up to 4199 A in thick or paired wires

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