[shortdesc]
- Fluke 77-IV is a versatile digital multimeter designed for industrial maintenance, field service, and bench repair, featuring high accuracy and robust safety compliance
[/shortdesc]
[properties]
| Property |
|
| Model |
Fluke 77-IV |
| Product Type |
Digital Multimeter |
| Display |
6000-count digital display with 33-segment bar graph |
| Voltage Measurement Range |
Up to 1000 V (AC/DC |
| Current Measurement Range |
Up to 10 A (for 30 seconds |
| Continuity Test |
Audible beep <25 Ω, detects 250 µs opens/shorts |
| Resistance Measurement |
Up to 50 MΩ |
| Capacitance Measurement |
Up to 9999 µF |
| Frequency Measurement |
2 Hz to 99.99 kHz (AC voltage input |
| MIN/MAX/AVG Function |
Available for tracking signal variation |
| Safety Compliance |
CAT III 1000 V, CAT IV 600 V |
| EMC Compliance |
EN 61326-1 |
| Power Source |
9V battery (installed |
| Battery Life |
400 hours typical (alkaline |
| Dimensions (H x W x L |
4.3 x 9 x 18.5 cm |
| Weight |
420 g |
| Operating Temperature |
-10°C to +50°C |
| Storage Temperature |
-40°C to +60°C |
| Operating Altitude |
2000 m |
| Storage Altitude |
12,000 m |
[/properties]
[specifications]
| Specification |
|
| DC Voltage |
0.1 mV to 1000 V ±(0.3% + 1 |
| AC Voltage (Avg Responding |
0.001 V to 1000 V ±(2.0% + 2 (45 Hz – 1 kHz |
| DC Current |
0.01 mA to 10.00 A ±(1.5% + 2 |
| AC Current (Avg Responding |
0.01 mA to 10.00 A ±(2.5% + 2 (45 Hz – 1 kHz |
| Resistance |
Up to 50 MΩ ±(0.5% to 2.0% depending on range |
| Capacitance |
1 nF to 9999 µF ±(1.2% + 2 to ±10% typical |
| Frequency |
0.01 Hz to 99.99 kHz ±(0.1% + 1 |
| Diode Test |
2.400 V max, ±(1.0% + 2 |
| Fuse Protection (mA input |
440 mA, 1000 V fast fuse |
| Fuse Protection (A input |
11 A, 1000 V fast fuse |
| Burden Voltage (typical |
2 mV/mA (400 mA, 37 mV/A (10 A input |
| Overload Capability |
400 mA up to 600 mA; >10 A not specified |
| Temperature Coefficient |
0.1 x specified accuracy / °C outside 18–28°C range |
[/specifications]
Fluke 77-IV Industrial Digital Multimeter
The Fluke 77-IV is a rugged and reliable digital multimeter designed for industrial and commercial applications. With a broad measurement range, advanced features, and high safety compliance, this multimeter is ideal for electricians, technicians, and engineers working in demanding environments.
Key Features:
-
Wide Voltage Range: Measures up to 1000V AC/DC with ±0.3% accuracy.
-
Current Measurement: Supports up to 10A AC/DC with overload protection (20A for 30 seconds.
-
Resistance & Continuity: Measures resistance up to 50MΩ with audible continuity test.
-
Capacitance & Frequency: Capable of measuring capacitance up to 9,999μF and frequency up to 99.99kHz.
-
Large Digital Display: 6000-count LCD with a 33-segment analog bar graph for real-time readings.
-
Auto & Manual Ranging: Ensures accurate measurements with selectable ranges.
-
Min/Max Recording: Captures signal fluctuations over time for troubleshooting.
-
Industrial Safety Compliance: Rated for CAT III 1000V and CAT IV 600V environments.
-
Durable Design: Rugged, ergonomic build for one-handed operation.
-
Extended Battery Life: Provides up to 400 hours of operation on a 9V battery.
Technical Specifications:
-
DC Voltage Range: 6.000V – 1000V (±0.3% + 1 digit
-
AC Voltage Range: 600.0mV – 1000V (±2.0% + 2 digits
-
DC Current Range: 60.00mA – 10A (±1.5% + 2 digits
-
AC Current Range: 60.00mA – 10A (±2.5% + 2 digits
-
Resistance: 600.0Ω – 50MΩ (±0.5% + 1 digit
-
Capacitance: 1nF – 9,999μF (±1.2% + 2 digits
-
Frequency: 99.99Hz – 99.99kHz (±0.1% + 1 digit
-
Continuity Test: Audible beep below 25Ω
-
Display: 6000-count LCD with 4 updates/sec
-
Safety Ratings: CAT III 1000V / CAT IV 600V
-
Battery Life: 400 hours (typical, alkaline
-
Operating Temperature: -10°C to +50°C
-
Dimensions: 4.3 x 9 x 18.5 cm
-
Weight: 420 g
