Tips for choosing a clamp meter

Clamp meters, 101 Learning

Fluke's assortment of clamp meters has been engineered to address a wide variety of needs, from routine tasks to specialty projects.

The quick-reference chart below offers a brief overview of features most commonly requested by technicians and electricians. For more detailed specifications, refer to the Fluke Clamp Meters Solutions for every need.

Models	User groups
32X family: 323, 324, 325	Residential/commercial electricians HVAC contractors Light industrial users
Differentiating features True-rms ac voltage and current for accurate measurement of non-linear signals Fits in pockets due to slim ergonomic design Temperature measurement available on 324 and 325
Models	User groups
37X FC family: 374FC, 375FC, 376FC 37X family: 373, 381	Industrial electricians Utility and industrial maintenance Facility maintenance
Differentiating features Offers more features, handles higher current measurements iFlex: Flexible probe measures ac current in tight or crammed spaces; included in 376FC and 381; compatible with 374FC and 375FC Offers true-rms plus low-pass filter for testing motors and drives MIN MAX, average and inrush recording to capture variation automatically 381 offers detachable screen (boosts safety), so technician can be 2 places at 1 time; has a rare earth magnet on back Ergonomic design fits hands; can be used when wearing protective equipment
Models	User groups
Specialty clamps: 365, 368FC, 902FC, 35X	HVAC (902FC measures microamps and temperature) Industrial Utilities Residential/commercial
Differentiating features 365: detachable jaw clamp Detachable jaw permits: easier wire access easier display viewing Built-in flashlight to help ID wires Ranges for current are slightly lower than others Jaw is smaller, so it fits in tighter spaces Includes hanging strap 902FC: HVAC clamp Measures in microamps Direct temperature measurement	368FC, 369FC: Leakage clamp Measures leakage current with 3 mA range Resolution: 1µ (accurate) 35X: High current clamp For higher currents, up to 2000 A ac+dc, true-rms Has a bigger, extra-wide jaw for large conductors that carry higher currents Inrush current measurement