Fluke 77-IV Digital Multimeter

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Fluke 77IV

The Fluke 77 IV digital multimeter has the features needed to repair most electrical and electronic problems. This meter is simple to use and has significant improvements over Fluke’s original 70 Series with more measurement functions, conformance to the latest safety standards, and a much larger display that’s easier to view.
It measures:
Wide 1000 V measurement range
Average responding AC measurements
0.3% accuracy
10 Amps continuous (20 A for 30 seconds)
Frequency and capacitance
Resistance and continuity

Large display
Backlight for work in dim areas
Min / Max to record signal fluctuations
Ergonomic overmolded housing with integrated probe holders
Free your hands with the optional TPAK magnetic hanger
Auto and Manual ranging
Meets Measurement Category 1000 V CAT III and Category IV 600 V safety standards
The 77 IV replaces the 77. Move up to superior utility and safety today.

Voltage DC Range 6.000 V – 1000 V
Best accuracy ±(0.3% + 1)
Best resolution 0.1 mV
Voltage AC Range 600.0 mV – 1000V
Best accuracy ±(2.0% + 2)
Best resolution 1.0 mV
Amps AC Range 60.00 mA – 10 A
Best accuracy 2.5% + 2
Best resolution 0.01 mA
Amps DC Range 60.00 mA – 10A
Best accuracy 1.5% + 2
Best resolution 0.01 mA
Resistance Range 600.0 Ω – 50 MΩ
Best accuracy ±(0.5% + 1)
Best resolution 0.1 Ω
Capacitance Range 1nF – 9,999 μF
Best accuracy ±(1.2% + 2)
Best resolution 1 nF
Frequency Range 99.99Hz – 99.99kHz
Best accuracy ±(0.1% + 1)
Best resolution 0.01 Hz
Safety ANSI / ISA S82.02.01, CSA C22.2–1010.1, IEC 61010 to 1000 V Measurement Category III, 600 V Measurement Category IV
Certifications CSA, TÜV (EN61010), Π, (N10140)
General Specifications
Maximum voltage between any terminal and earth ground 1000 V
Surge protection 8 kV peak per IEC 61010
Ω Fuse for mA inputs 440 mA, 1000 V FAST Fuse
Ω Fuse for A inputs 11 A, 1000 V FAST Fuse
Display Digital 6000 counts, updates 4/sec
Bar graph 33 segments, updates 32/sec
Frequency 10,000 counts
Capacitance 1,000 counts
Altitude Operating 2,000 meters
Storage 12,000 meters
Temperature Operating -10°C to + 50°C
Storage -40°C to + 60°C
Temperature coefficient 0.1 x (specified accuracy / °C (< 18°C or > 28°C)
Electromagnetic compatibility
(EN 61326–1:1997)
In an RF field of 3 V/M, accuracy = specified accuracy except in temperature:
specified accuracy ±5°C (9°F)
Relative humidity
(maximum non-condensing)
90% to 35°C
75% to 40°C
45% to 50°C
Battery life 400 hours typical (alkaline)
Size (H x W x L) 4.3 x 9 x 18.5 cm
Weight 420 g



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