Hioki 3280-20F AC Clamp Meter | True RMS, 1000A, Compact & Durable Electrician Tool

The Hioki 3280-20F AC Clamp Meter offers True RMS accuracy, compact design, and durability.

It measures up to 1000A AC, supports flexible sensors for tight spaces, and withstands extreme temperatures (-25°C to 65°C).

Perfect for electricians needing reliable current, voltage, and resistance measurements in any environment.

PDF download 3280-20F Datasheet

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Hioki AC Clamp Meter 3280-20F – Compact, Durable, and Versatile for Professional Electricians

The Hioki AC Clamp Meter 3280-20F is an essential tool for professional electricians, offering precision, durability, and reliability. Its rugged construction, compact design, and advanced functionality make it ideal for current and voltage measurements in various environments.

Whether you’re working in tight spaces, extreme temperatures, or dealing with tangled wires, the Hioki 3280-20F is built to perform.

 

Key Features:

  • True RMS Technology: Ensures accurate readings, even with harmonic waveform components from inverters and switching power supplies.
  • Wide Operating Temperature Range: Performs reliably in extreme conditions, from -25°C to 65°C.
  • Compact and Lightweight: Card-sized design fits easily into your pocket for maximum portability.
  • Flexible Current Sensor Compatibility: Optional CT6280 sensor allows current measurements up to 4199A AC, even in complex wiring setups.
  • Durable and Drop-Proof: Withstands drops from up to 1 meter onto concrete, making it perfect for challenging environments.
  • Versatile Measurements: Measures AC current, voltage, resistance, and performs continuity checks in one device.

Ratings:

CAT IV 300 V (Current)
CAT III 600 V (Current)
CAT III 300 V (Voltage)
CAT II 600 V (Voltage)

Performance and Accuracy

The Hioki 3280-20F is equipped with True RMS rectification, ensuring precise measurements even with distorted waveforms. This makes it the ideal choice for modern electrical systems, including inverters and LED lighting.

Applications

  • Voltage Testing: Verify voltage after replacing LED lighting fixtures.
  • Current Measurement: Measure currents in tangled wires or paired cables with the optional flexible sensor.
  • Continuity Checks: Quickly identify circuit issues using the built-in continuity check function.

Model Options

  • 3280-20F: Base model with True RMS rectification.
  • 3280-90F: Includes the 3280-20F clamp meter, CT6280 flexible current sensor, and a carrying case.

Why Choose the Hioki 3280 Series?

The Hioki AC Clamp Meter 3280-20F delivers essential features in a durable, pocket-sized design. Its ability to handle extreme conditions, provide accurate True RMS measurements, and connect to a flexible sensor makes it an indispensable tool for professionals.

Order your Hioki AC Clamp Meter 3280-20F today and experience unparalleled durability, precision, and versatility for your electrical projects!

 

Specifications

Basic specifications

Accuracy guaranteed: 1 year
AC Current 41.99 to 1000 A, 3 ranges (40 Hz to 1 kHz, True RMS),
Basic accuracy: ±1.5 % rdg. ±5 dgt.
DC Voltage 419.9 mV to 600 V, 5 ranges, Basic accuracy: ±1.0 % rdg. ±3 dgt.
AC Voltage 4.199 V to 600 V, 4 ranges (45 to 500 Hz, True RMS),
Basic accuracy: ±1.8 % rdg. ±7 dgt.
Crest factor 2.5 or less (1.5 or less at 4200 counts)
Resistance 419.9 Ω to 41.99 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
Environmental protection IP40 dustproof and waterproof
Power supply Coin type lithium battery (CR2032) ×1, Continuous use 70 hours
Core jaw dia. φ 33 mm (1.30 in)
Dimensions and mass 57 mm (2.24 in) W × 175 mm (6.89 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

CT6280 Basic specifications

Accuracy guaranteed: 1 year
Core jaw dia. φ 130 mm (5.12 in) (Cable cross-section diameter: 5 mm (0.20 in); tip cap diameter: 7 mm (0.28 in))
AC Current 419.9 A/ 4199 A, 2 ranges (±3.0 % rdg. ±5 dgt.)
Cable length 800 mm (31.5 in)

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