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Fluke 374 True RMS AC/DC Clamp Meter

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Features and benefits

  • iFlex flexible current probe (sold separately) expands the measurement range to 2500 A AC while providing increased display flexibility, ability to measure awkward sized conductors and improved wire access
  • CAT IV 600 V, CAT III 1000 V

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Features and benefits

  • iFlex flexible current probe (sold separately) expands the measurement range to 2500 A AC while providing increased display flexibility, ability to measure awkward sized conductors and improved wire access
  • CAT IV 600 V, CAT III 1000 V
  • Propietary inrush measurement technology to filter out noise and capture motor starting current exactly as the circuit protection sees it
  • Ergonomic design fits in your hand and can be used while wearing personal protective equipment
  • Large, easy to read backlight display automatically sets the correct measurement range so you do not need to change the switch positions while taking a measurement
  • Three-year warranty
  • Soft carrying case

Electrical Specifications
AC Current via Jaw
Range374 and 375
376
600.0 A
999.9 A
Resolution0.1 A
Accuracy2% ± 5 digits (10-100 Hz)
2.5% ± 5 digits (100-500 Hz)
Crest Factor (50/60 Hz)3 @ 500 A (375 and 376 only)
2.5 @ 600 A 
1.42 @1000 A (376 only) 
Add 2% for C.F. > 2
AC Current via Flexible Current Probe
Range2500 A
Resolution374 and 3750.1 A (≤ 600 A)
1 A (≤ 2500 A)
3760.1 A (≤ 999.9 A)
1 A (≤ 2500 A)
Accuracy3% ±5 digits (5 – 500 Hz)
Crest Factor (50/60Hz)3.0 at 1100 A (375 and 376 only)
2.5 at 1400 A
1.42 at 2500 A
Add 2% for C.F. > 2
Distance from Optimumi2500-10 Flexi2500-18 FlexError
Flexible current probeA0.5 in (12.7 mm)1.4 in (35.6 mm)± 0.5%
B0.8 in (20.3 mm)2.0 in (50.8 mm)± 1.0%
C1.4 in (35.6 mm)2.5 in (63.5 mm)± 2.0%
Measurement uncertainty assumes centralized primary conductor at optimum position, no external electrical or magnetic field, and within operating temperature range.
DC Current
Range374 and 375
376
600.0 A
999.9 A
Resolution0.1 A
Accuracy2% ± 5 digits
AC Voltage
Range374 and 375
376
600.0 V
1000 V
Resolution374 and 375
376
0.1 V
0.1 V (≤ 600.0 V)
1 V (≤ 1000 V)
Accuracy1.5% ± 5 digits (20 – 500 Hz)
DC Voltage
Range374 and 375
376
600.0 V
1000 V
Resolution374 and 375
376
0.1 V
0.1 V (≤ 600.0 V)
1 V (≤ 1000 V)
Accuracy1% ± 5 digits
mV dc
Range375 and 376500.0 mV
Resolution0.1 mV
Accuracy1% ± 5 digits
Frequency via Jaw
Range375 and 3765.0 - 500.0 Hz
Resolution0.1 Hz
Accuracy0.5% ± 5 digits
Trigger Level5 – 10 Hz, ≥10 A
10 – 100 Hz, ≥5 A
100 – 500 Hz, ≥10 A
Frequency via Flexible Current Probe
Range375 and 3765.0 - 500.0 Hz
Resolution0.1 Hz
Accuracy0.5% ± 5 digits
Trigger Level5 – 20 Hz, ≥ 25 A
20 – 100 Hz, ≥ 20 A
100 – 500 Hz, ≥ 25 A
Resistance
Range374
375 and 376
6000 Ω
60 kΩ
Resolution3740.1 Ω (≤ 600 Ω)
1 Ω (≤ 6000 Ω)
375 and 3760.1 Ω (≤ 600 Ω)
1 Ω (≤ 6000 Ω)
10 Ω (≤ 60 kΩ)
Accuracy1% ± 5 digits
Capacitance
Range1000 μF
Resolution0.1 μF (≤ 100 μF)
1 μ F (≤ 1000 μF)
Accuracy1% ± 4 digits
Mechanical Specifications
Size (L x W x H)246 mm x 83 m x 43 mm
Weight388 g
Jaw Opening34 mm
Flexible Current Probe Diameter7.5 mm
Flexible Current Probe Cable Length
(head to electronics connector)
1.8 m
Environmental Specifications
Operating Temperature10°C – +50°C
Storage Temp-40°C – +60°C
Operating HumidityNon condensing (< 10 –°C)
≤ 90% RH (at 10°C – 30°C)
≤ 75% RH (at 30°C – 40°C)
≤ 45% RH (at 40°C – 50°C)
Operating Altitude3000 meters
Storage Altitude12,000 meters
EMCEN 61326-1:2006
Temperature CoefficientsAdd 0.1 x specified accuracy for each
degree C above 28°C or below 18°C
Safety Specifications
Safety ComplianceCAN/CSA-C22.2 No. 61010-1-04
ANSI/UL 61010-1:2004
ANSI/ISA-61010-1 (82.02.01):2004
EN/IEC 61010-1:2001 to
1000V Measurement Category (CAT) III
600V Measurement Category (CAT) IV
Pollution Degree 2
EN/IEC 61010-2-032:2002
EN/IEC 61010-031:2002+A1:2008
Agency Approvals  
Batteries2 AA, NEDA 15A, IEC LR6

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Fluke 374 True RMS AC/DC Clamp Meter

Fluke 374 True RMS AC/DC Clamp Meter

Features and benefits

  • iFlex flexible current probe (sold separately) expands the measurement range to 2500 A AC while providing increased display flexibility, ability to measure awkward sized conductors and improved wire access
  • CAT IV 600 V, CAT III 1000 V

Write your review

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