Product selection guide: Clamp meters

Use our product selection guide to find the clamp meter that fits your needs best.

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	Fluke 377 FC Non-Contact Voltage True-rms AC/DC Clamp Meter with iFlex	Fluke 378 FC Non-Contact Voltage True-rms AC/DC Clamp Meter with iFlex

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Special features

Fluke Connect™ compatible
Inrush current mode
Low-pass filter
18 inch iFlex® Flexible Current Probe	Included	Included
Phase rotation
Phase to phase voltage calculation
Fluke FieldSense™ technology
Data logging
PQ indicator

Measurements

AC current
AC voltage
Resistance
Continuity
DC volts
DC current
True RMS
Frequency
Min-Max-Avg
Capacitance

Display

Display hold
Backlight

Specifications

Jaw opening	1.3 in (34 mm)	1.3 in (34 mm)
Max wire size (MCM)	750	750
Current range AC (RMS)	999.9 A	999.9 A
AC response	True RMS	True RMS
Current range DC	999.9 A	999.9 A
Accuracy DC current: ± 5 counts	2.00 %	2.00 %
Voltage range DC	1000 V	1000 V
Accuracy AC voltage: ± 5 counts	1.00 %	1.00 %
Resistance range	60 kΩ	60 kΩ
Frequency measurement range	500 Hz	500 Hz
Accuracy AC current (50/60 Hz): ± 5 counts	2.00 %	2.00 %
Voltage range AC	1000 V	1000 V
Accuracy DC voltage: ± 5 counts	1.00 %	1.00 %

Mechanical, environmental and safety ratings

Category ratings

CAT III 1000 V, CAT IV 600 V

CAT III 1000 V, CAT IV 600 V

Unit power

Auto off

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