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| Model | Fluke 77-4 | Fluke 1587 |
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| Product | INDUSTRIAL MULTIMETER, 1000V CAT III | INSULATION MULTIMETER |
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| Rating | (3) | (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 | No | Yes |
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| Maximum Voltage AC | 1000 V | 1000 V |
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| Resolution AC Volts | 1 V (1000 mV) | 0.1 V (100 mV) |
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| Maximum Voltage DC | 1000 V | 1000 V |
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| Resolution DC Volts | 1 V (1000 mV) | 0.001 V (1 mV) |
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| Maximum Current AC | 10 A | 400 mA (0.4 A) |
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| Minimum Current AC | 60 mA | 1 mA |
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| Resolution AC Current | 0.01 A (10 mA) | 0.01 mA |
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| Maximum Current DC | 10 A | 400 mA (0.4 A) |
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| Minimum Current DC | 60.00 mA | 1 mA |
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| Resolution DC Current | 0.01 mA | 0.01 mA |
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| Basic Accuracy V DC | 0.3 % + 1 | ±(0.09%+2) |
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| # Digit Display | 3.75 | 3.75 |
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| Counts | 6000 . Counts
Digital: 6000 counts, updates 4/sec
Frequency: 10,000 counts
Capacitance: 1,000 counts | 6000 . |
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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 Range 600.0 Ω - 50 MΩ
Best accuracy ±(0.5 % + 1)
Best resolution 0.1 Ω | Yes |
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| Frequency | Yes Frequency Range 99.99Hz - 99.99kHz
Best accuracy ±(0.1 % + 1)
Best resolution 0.01Hz | Yes |
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| Capacitance | Yes Capacitance Range 1nF - 9,999 μF
Best accuracy ±(1.2 % + 2)
Best resolution 1 nF | Yes |
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| Temperature | No | Yes |
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| Diode Testing | Yes Diode Testing Range 2.400 V
Accuracy 1 % + 2
Resolution 0.001 V | Yes |
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| CAT Rating | 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 | IV |
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| CAT Voltage | 1,000 V, 600 V | 1,000 V, 600 V CAT Voltage CAT III 1000 V and CAT IV 600 V
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| Intrinsically Safe | No | No |
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| Peak Hold | No | Yes |
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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 | No | Yes |
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Micro / Milli / Meg Ohmmeters/Megohmmeter / Insulation Resistance Testers |
| IR Test Voltage | | 1,000 V, 100 V, 250 V, 50 V, 500 V |
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| Maximum Insulation Resistance | | 2 G Ohms |
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| Type | | Battery |
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| Minimum Insulation Resistance | | 0.01 M Ohms (0.00001 G Ohms) |
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| Variable Incremental Voltage | | No |
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| Display (Megohmmeter) | | Digital |
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| Continuity Test | | Yes |
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| Live Circuit Voltage Detection | | Yes Live Circuit Voltage Detection Live circuit detection prevents insulation test if voltage > 30 V is detected for added user protection |
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| Power Supply | | Battery |
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| Timer | | No |
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Test Equipment General Attributes |
| Unique Features | •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 | Insulation test voltages 50V, 100V, 250V, 500V, 1000V
Insulation test: 0.01 MΩ to 2.0 GΩ
Auto discharge of capacitive voltage
Insulation test smoothing reading
Frequency
Capacitance
Diode test
Temperature
Min/Max
Low pass filter (for work on VSD's)
AC/DC Voltage
DC millivolts
AC/DC milliamps |
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| Warranty | | 3 YEARS |
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| Safety Approval | CSA, UL Safety Approval CSA, TÜV (EN61010), UL, Π, (N10140), VDE | CSA |
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| Interfaces I/O | Analog Output, Analog Input | N/A |
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| IP Rating | N/A | IP40 |
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| Product Weight | 0.93 LBS | 4.72 LBS |
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| Product Height | 1.69 IN | 7.99 IN |
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| Product Length | 7.28 IN | 3.97 IN |
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| Product Width | 3.54 IN | 7.96 IN |
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| Shipping Weight | | 5.19 LBS |
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| Data Logging | No | No |
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| HTS/Schedule B Number | N/A | 9030.31.0000 |
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| ECCN Number | 3A992 | 3A992 |
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| Calibration Included | None | None |
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| Battery Type | 9v Battery Type 9 V Alkaline, NEDA 1604 / 1604A
400 hrs typical | AA Battery Type 4x AA Batteries |
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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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| Shipping Height | | 7.99 IN |
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| UPC | 095969365239 | 095969262958 |
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| Shipping Length | | 3.97 IN |
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| Shipping Width | | 7.96 IN |
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