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| Model | Fluke 87-5 | Fluke 77-4 |
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| Product | 87-V INDUSTRIAL TRUE RMS MULTIMETER | INDUSTRIAL MULTIMETER, 1000V CAT III |
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| Rating | (90) | (3) |
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| Price | | |
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| In Stock | | |
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Multimeters |
| Style | Hand-Held | Hand-Held |
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| Measures AC V | Yes | Yes |
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| Measures DC V | Yes | Yes |
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| Measures AC A | Yes | Yes |
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| Measures DC A | Yes | Yes |
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| True RMS | Yes | No |
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| Maximum Voltage AC | 1000 V | 1000 V |
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| Resolution AC Volts | 0.1 mV | 1 V (1000 mV) |
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| Maximum Voltage DC | 1000 V | 1000 V |
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| Resolution DC Volts | 0.1 mV | 1 V (1000 mV) |
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| Maximum Current AC | 10 A Maximum Current AC 20 A for 30 seconds maximum | 10 A |
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| Minimum Current AC | 0.1 uA (0.00010 mA) | 60 mA |
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| Resolution AC Current | 0.1 uA (0.00010 mA) | 0.01 A (10 mA) |
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| Maximum Current DC | 10 A Maximum Current DC 20 A for 30 seconds maximum | 10 A |
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| Minimum Current DC | 0.1 uA (0.00010 mA) | 60.00 mA |
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| Resolution DC Current | 0.1 uA (0.00010 mA) | 0.01 mA |
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| Basic Accuracy V DC | ± (0.05 % + 1) | 0.3 % + 1 |
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| # Digit Display | 4.5 | 3.75 |
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| Counts | 6000 . Counts 6000 counts updates 4/sec; 19,999 counts in high-resolution mode | 6000 . Counts
Digital: 6000 counts, updates 4/sec
Frequency: 10,000 counts
Capacitance: 1,000 counts |
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| Backlight | Yes | Yes |
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| Manual/Autoranging | Both | Both |
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| Decibels | No | No |
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| Resistance | Yes Resistance Maximum Resistance 50 Ω
Accuracy ±(0.2%+1)
Maximum Resolution 0.1Ω | Yes Resistance Range 600.0 Ω - 50 MΩ
Best accuracy ±(0.5 % + 1)
Best resolution 0.1 Ω |
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| Frequency | Yes Frequency Maximum Frequency 200 kHz
Accuracy ±(0.005%+1)
Maximum Resolution 0.01 Hz | Yes Frequency Range 99.99Hz - 99.99kHz
Best accuracy ±(0.1 % + 1)
Best resolution 0.01Hz |
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| Capacitance | Yes Capacitance Maximum Capacitance 9,999 µF
Accuracy ±(1%+2)
Maximum Resolution 0.01 nF | Yes Capacitance Range 1nF - 9,999 μF
Best accuracy ±(1.2 % + 2)
Best resolution 1 nF |
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| Temperature | Yes Temperature Range: 200.0°C - 1090°C, -328.0°F - 1994.0°F;
80 BK Temperature Probe
-40.0°C - 260°C, -40.0°F - 500°F | No |
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| Diode Testing | Yes Diode Testing Range 3 V
Resolution 1 mV
Accuracy ± (2 % + 1) | Yes Diode Testing Range 2.400 V
Accuracy 1 % + 2
Resolution 0.001 V |
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| CAT Rating | IV CAT Rating CAT III 1000 V / CAT IV 600 V | IV CAT Rating ANSI/ISA S82.02.01, CSA C22.2-1010.1, IEC
61010 to 1000 V Measurement Category III,
600 V Measurement Category IV |
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| CAT Voltage | 1,000 V, 600 V | 1,000 V, 600 V |
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| Intrinsically Safe | No | No |
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| Peak Hold | Yes | No |
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| Overload Protector | Yes | Yes |
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| Kelvin 4-Wire Measurement Capability | No | No |
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| Wireless Display | No | No |
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| Data Hold | Yes | Yes |
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| Low-Pass Filter | Yes | No |
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| Duty Cycle % | Range: 0.0 to 99.9 %
Accuracy: Within ± (0.2 % per kHz + 0.1 %) for risetimes < 1 μs | N/A |
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Test Equipment General Attributes |
| Unique Features | •Unique function for accurate voltage and frequency measurements on adjustable speed motor drives and other electrically noisy equipment
•Built-in thermometer conveniently allows you to take temperature readings without having to carry a separate instrument
•Optional magnetic hanger for easy set-up and viewing while freeing your hands for other tasks
•Large digit display with bright, two-level backlight makes the 87V significantly easier to read than older models
•True-rms ac voltage and current for accurate measurements on non linear signals
•Selectable filter for accurate voltage and frequency measurements on motor drives
•0.05 % dc accuracy
•6000 counts, 3-3/4 digits
•4-1/2 digit mode for precise measurements (20,000 counts)
•Measure up to 1000 V ac and dc
•Measure up to 10 A, 20 A for up to 30 seconds
•Built in thermometer lets you carry one less tool (TC probe included)
•Frequency to 200 kHz and % duty cycle
•Resistance, continuity and diode test
| •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 |
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| Warranty | 10 YEARS | |
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| Additional Info/Comments | •10,000 µF capacitance range for components and motor caps
•Min/Max-Average recording with Min/Max Alert to capture variations automatically
•Peak capture to record transients as fast as 250 µs
•Relative mode to remove test lead interference from low ohms measurements
•Auto and manual ranging for maximum flexibility
•Touch Hold to capture stable readings avoiding noisy signals
•Large display digits and two-level bright white backlight for increased visibility
•Analog bargraph for fast changing or unstable signals
•Input Alert provides audible warning against wrong use of input jacks
•Improved selectable sleep mode for long battery life
•Access door for fast battery changes without breaking the calibration seal
•"Classic" design with new removable holster with built in test lead and probe storage
•Lifetime warranty | N/A |
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| Safety Approval | CSA, UL Safety Approval Designed to comply with IEC 1010-1 as a 1000V, CAT III instrument (see pg.2 for
definition of CAT III). UL listed to UL3111, TUV licensed to EN 61010-1, CSA 22.2
No. 1010.1:1992 | CSA, UL Safety Approval CSA, TÜV (EN61010), UL, Π, (N10140), VDE |
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| Interfaces I/O | Other, Analog Input | Analog Output, Analog Input |
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| Product Weight | 0.78 LBS | 0.93 LBS |
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| Product Height | 1.25 IN Product Height With Holster and Flex-Stand: 2.06 inches | 1.69 IN |
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| Product Length | 7.35 IN Product Length With Holster and Flex-Stand: 7.93 inches | 7.28 IN |
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| Product Width | 3.41 IN Product Width With Holster and Flex-Stand: 3.86 inches | 3.54 IN |
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| Data Logging | No | No |
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| ECCN Number | 3A992 | 3A992 |
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| Calibration Included | Factory Calibration | None |
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| Battery Type | 9v Battery Type 9V, NEDA 1604 or 6F22 or 006P
400 hrs typical with alkaline | 9v Battery Type 9 V Alkaline, NEDA 1604 / 1604A
400 hrs typical |
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| Power Supply Voltage | Battery Powered | Battery Powered |
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| Country of Origin | United States | United States |
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| UPC | 095969245241 | 095969365239 |
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