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 DCRange6.000 V – 1000 V
Best accuracy±(0.3% + 1)
Best resolution0.1 mV
Voltage ACRange600.0 mV – 1000V
Best accuracy±(2.0% + 2)
Best resolution1.0 mV
Amps ACRange60.00 mA – 10 A
Best accuracy2.5% + 2
Best resolution0.01 mA
Amps DCRange60.00 mA – 10A
Best accuracy1.5% + 2
Best resolution0.01 mA
ResistanceRange600.0 Ω – 50 MΩ
Best accuracy±(0.5% + 1)
Best resolution0.1 Ω
CapacitanceRange1nF – 9,999 μF
Best accuracy±(1.2% + 2)
Best resolution1 nF
FrequencyRange99.99Hz – 99.99kHz
Best accuracy±(0.1% + 1)
Best resolution0.01 Hz
SafetyANSI / ISA S82.02.01, CSA C22.2–1010.1, IEC 61010 to 1000 V Measurement Category III, 600 V Measurement Category IV
CertificationsCSA, TÜV (EN61010), Π, (N10140)
General Specifications
Maximum voltage between any terminal and earth ground1000 V
Surge protection8 kV peak per IEC 61010
Ω Fuse for mA inputs440 mA, 1000 V FAST Fuse
Ω Fuse for A inputs11 A, 1000 V FAST Fuse
DisplayDigital6000 counts, updates 4/sec
Bar graph33 segments, updates 32/sec
Frequency10,000 counts
Capacitance1,000 counts
AltitudeOperating2,000 meters
Storage12,000 meters
TemperatureOperating-10°C to + 50°C
Storage-40°C to + 60°C
Temperature coefficient0.1 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 life400 hours typical (alkaline)
Size (H x W x L)4.3 x 9 x 18.5 cm
Weight420 g



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