Description
Fluke 77IV Digital Multimeter Specifications
Electrical Measurements
-
DC Voltage
Range: 6.000V to 1000V
Accuracy: (0.3% + 1)
Resolution: 0.1mV -
AC Voltage (Average Responding)
Range: 600.0mV to 1000V
Accuracy: (2.0% + 2)
Resolution: 1mV -
DC Current
Range: 60.00mA to 10A
Accuracy: (2.5% + 2)
Resolution: 0.01mA -
AC Current
Range: 60.00mA to 10A
Accuracy: (1.5% + 2)
Resolution: 0.01mA -
Resistance
Range: 600.0 to 50M
Accuracy: (0.5% + 1)
Resolution: 0.1 -
Capacitance
Range: 1nF to 9999F
Accuracy: (1.2% + 2)
Resolution: 1nF -
Frequency
Range: 99.99Hz to 99.99kHz
Accuracy: (0.1% + 1)
Resolution: 0.01Hz -
Continuity and Diode Testing
Audible continuity alert
Diode test with visual display
Safety & Protection
-
Safety Ratings
CAT III 1000V
CAT IV 600V
Designed to IEC 61010 standards -
Surge Protection
Rated for 8kV peak transient overvoltage -
Fuses
440mA, 1000V fast-acting fuse (mA input)
11A, 1000V fast-acting fuse (A input)
Display & Interface
-
Digital Display
6000count backlit LCD
Updates approximately 4 times per second -
Analog Bar Graph
33 segments
Updates 32 times per second -
Min/Max Recording
Captures minimum, maximum, and average readings -
Auto and Manual Ranging
Supports both modes
Environmental & Power
-
Operating Temperature
10C to +50C -
Storage Temperature
40C to +60C -
Humidity (Non-condensing)
90% up to 35C
75% up to 40C
45% up to 50C -
Altitude
Operating: up to 2000m
Storage: up to 12,000m -
Battery Life
Approximately 400 hours (alkaline)
Physical Characteristics
-
Dimensions
18.5cm 9cm 4.3cm -
Weight
Approximately 420g -
Casing & Build
Overmolded case for durability
Integrated probe holders
Optional magnetic hanger (TPAK) support
Quick Reference Table
| Measurement Type | Range | Accuracy |
|---|---|---|
| DC Voltage | 6V 1000V | (0.3% + 1) |
| AC Voltage | 600mV 1000V | (2.0% + 2) |
| DC Current | 60mA 10A | (2.5% + 2) |
| AC Current | 60mA 10A | (1.5% + 2) |
| Resistance | 600 50M | (0.5% + 1) |
| Capacitance | 1nF 9999F | (1.2% + 2) |
| Frequency | 99.99Hz 99.99kHz | (0.1% + 1) |
