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
• The CM3289 is the successor to the popular 3280-20F with a redesigned thinner sensor to help you get into the tightest spaces.
• New redesigned sensor for even easier clamping
• Expanded -25 °C to 65 °C operating temperature range
• Measure even harmonic waveform components using the True RMS method
• Connect the CT6280 flexible sensor to measure up to 4199 A in thick or paired wires
| AC Current range | 42.00 to 1000 A, 3 ranges |
|---|---|
| DC Voltage range | 420.0 mV to 600 V, 5 ranges, Basic accuracy: ±1.0 % rdg. ±3 dgt. |
| AC Voltage range | 4.200 V to 600 V, 4 ranges |
| Crest factor | 2.5 or less at 2500 counts |
| Resistance range | 420.0 Ω to 42.00 MΩ, 6 ranges, Basic accuracy: ±2 % rdg. ±4 dgt. |
| Other functions | Continuity: Buzzer sounds at 50 Ω ±40 Ω or less, Data hold, Auto power save, Drop-proof from height of 1 meter |
| Display | LCD, max. 4199 dgt., Display refresh rate: 400 ms |
| Power supply | Coin type lithium battery (CR2032) ×1 |
| Core jaw dia. | φ 33 mm (1.30 in) |
| Dimensions and mass | 57 mm (2.24 in) W × 181 mm (7.13 in) H × 16 mm (0.63 in) D, 100 g (3.5 oz) |
| Included accessories | CARRYING CASE 9398 × 1, TEST LEAD L9208 × 1, Coin type lithium battery (CR2032) × 1, Instruction manual × 1 |
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