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Fluke 1587 FC Insulation Multimeter

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Keep yourself safe. Find hidden problems faster. Put the paperwork down.

Fluke Connect + Fluke's 1587 FC Insulation Multimeter helps you identify tough problems, fix, and wirelessly communicate your work quickly and easily - all at a safe distance.

Add diagnostics with Fluke Connect

The Fluke 1587 FC is Fluke Connect-enabled so you can download the free Fluke Connect® Measurements app to your smartphone and gain additional functions, including:

Safety first. Keep yourself out of harm’s way by monitoring your test measurements remotely.
Prove your job is done right by quickly seeing and sharing measurement results wirelessly with your smartphone.
Quickly find problems by saving and comparing measurements over time on a wireless device.
PI/DAR timed ratio tests with TrendIt™ graphs to identify moisture and contaminated insulation problems faster
Memory storage through Fluke Connect that saves measurements to your phone or the cloud and eliminates the need to write down results. Reduces errors and saves data for historical tracking over time
Temperature compensation to establish accurate baselines and relevant historical comparisons
Historical tracking and trending of assets to identify insulation degradation over time and allow real-time decisions to be made in the field with Fluke Connect® Assets (sold separately)
Provides memory storage through Fluke Connect Measurements to eliminate the need to write down results
Includes live circuit detection to prevent insulation test if voltage >30 V is detected
Provides automated temperature compensation to establish accurate baselines
Supports historical tracking and asset trending of assets to identify degradation over time with Fluke Connect® Assets (sold separately)
Incorporates VFD low-pass filter for accurate variable frequency motor drive measurements
Includes auto-discharge of capacitive voltage for added user protection
Measures ac/dc voltage, dc millivolts, ac/dc milliamps, resistance, and continuity
Includes capacitance, diode test, temperature, min/max, frequency measurements and insulation test smoothing reading
Automatically powers off to save battery power
Comes with remote probe, test leads, alligator clips, K-type thermocouple, hard case, and three-year warranty.

Safety first. Connect the insulation tester then keep yourself out of harm's way by monitoring your test measurements remotely.
Prove your job is done right by quickly seeing and sharing insulation resistance test results wirelessly with your smartphone.
Quickly find problems by saving and comparing measurements over time on a wireless device.

Electrical Specifications
AC voltage measurement
Range
600.0 mV	Resolution	0.1 mV
	Accuracy 50 Hz to 60 Hz ±(% of Rdg + Counts)	±(1% + 3)
	Accuracy 60 Hz to 5000 Hz ±(% of Rdg + Counts)	±(2% + 3)
6.000 V	Resolution	0.001 V
	Accuracy 50 Hz to 60 Hz ±(% of Rdg + Counts)	±(1% + 3)
	Accuracy 60 Hz to 5000 Hz ±(% of Rdg + Counts)	±(2% + 3)
60.00 V	Resolution	0.01 V
	Accuracy 50 Hz to 60 Hz ±(% of Rdg + Counts)	±(1% + 3)
	Accuracy 60 Hz to 5000 Hz ±(% of Rdg + Counts)	±(2% + 3)
600.0 V	Resolution	0.1 V
	Accuracy 50 Hz to 60 Hz ±(% of Rdg + Counts)	±(1% + 3)
	Accuracy 60 Hz to 5000 Hz ±(% of Rdg + Counts)	±(2% + 3)¹
1000 V	Resolution	1 V
	Accuracy 50 Hz to 60 Hz ±(% of Rdg + Counts)	±(2% + 3)
	Accuracy 60 Hz to 5000 Hz ±(% of Rdg + Counts)	±(2% + 3)¹
¹ 1 kHz bandwidth
Low-Pass Filter Voltage
Range
600.0 mV	Resolution	0.1 mV
	Accuracy 50 Hz to 60 Hz ±(% of Rdg + Counts)	±(1% + 3)
	Accuracy 60 Hz to 400 Hz ±(% of Rdg + Counts)	+(2% + 3), -(6% - 3)
6.000 V	Resolution	0.001 V
	Accuracy 50 Hz to 60 Hz ±(% of Rdg + Counts)	±(1% + 3)
	Accuracy 60 Hz to 400 Hz ±(% of Rdg + Counts)	+(2% + 3), -(6% - 3)
60.00 V	Resolution	0.01 V
	Accuracy 50 Hz to 60 Hz ±(% of Rdg + Counts)	±(1% + 3)
	Accuracy 60 Hz to 400 Hz ±(% of Rdg + Counts)	+(2% + 3), -(6% - 3)
600.0 V	Resolution	0.1 V
	Accuracy 50 Hz to 60 Hz ±(% of Rdg + Counts)	±(1% + 3)
	Accuracy 60 Hz to 400 Hz ±(% of Rdg + Counts)	+(2% + 3), -(6% - 3)
1000 V	Resolution	1 V
	Accuracy 50 Hz to 60 Hz ±(% of Rdg + Counts)	±(2% + 3)
	Accuracy 60 Hz to 400 Hz ±(% of Rdg + Counts)	+(2% + 3), -(6% - 3)
DC Voltage Measurement
Range	Resolution	Accuracy ±(% of Rdg + Counts)
6.000 V dc	0.001 V	±(0.09% + 2)
60.00 V dc	0.01 V	±(0.09% + 2)
600.0 V dc	0.1 V	±(0.09% + 2)
1000 V dc	1 V	±(0.09% + 2)
Input impedance	10 MΩ (nominal), <100 pF
Normal mode rejection ratio	>60 dB @ 50 Hz or 60 Hz
Common mode rejection ratio	>120 dB @ dc, 50 Hz or 60 Hz (1 k unbalance)
Accuracies apply to ± 100% of range
DC Millivolts Measurement
Range	Resolution	Accuracy ±(% of Rdg + Counts)
600.0 mVdc	0.1 mV	±(0.1% + 1)
DC and AC Current Measurement
AC 45 Hz to 1000 Hz
Range	400 mA
Resolution	0.1 mA
Accuracy ±(% of Rdg+Counts)	±(1.5% + 2)¹
Burden voltage (Typical)	2 mV/mA
Range	60 mA
Resolution	0.01 mA
Accuracy ±(% of Rdg+Counts)	±(1.5% + 2)¹
Burden voltage (Typical)	2 mV/mA
DC
Range	400 mA
Resolution	0.1 mA
Accuracy ±(% of Rdg+Counts)	±(0.2% + 2)
Burden voltage (Typical)	2 mV/mA
Range	60 mA
Resolution	0.01 mA
Accuracy ±(% of Rdg+Counts)	±(0.2% + 2)
Burden voltage (Typical)	2 mV/mA
Overload	600 mA for 2 minutes maximum
Fuse protection for mA input	0.44 mA, 1000 V, IR 10 kA
AC conversion	Inputs are ac-coupled and calibrated to the rms value of sine wave input
Conversions are true-rms responding and specified from 5% to 100% of range. Input signal crest factor can be up to 3 up to 300 mA, decreasing linearly to crest factor ≤1.5 at 600 mA. For non-sinusoidal waveforms add +(2% reading + 2% FS) typical, for a crest factor up to 3.
¹ 1 kHz bandwidth
Ohms Measurement
Range	Resolution	Accuracy +(% of Rdg+Counts)¹
600.0 Ω	0.1 Ω	±(0.9% + 2)
6.000 kΩ	0.001 kΩ	±(0.9% + 2)
60.00 kΩ	0.01 kΩ	±(0.9% + 2)
600.0 kΩ	0.1 KΩ	±(0.9% + 2)
6.000 MΩ	0.001 MΩ	±(0.9% + 2)
50.0 MΩ ²	0.01 MΩ	±(1.5% + 3)
Overload protection	1000 V rms or dc
Open circuit test voltage	<8.0 V dc
Short circuit current	<1.1 mA
¹ Accuracies apply from 0% to 100% of range ² Up to 80% relative humidity
Diode Test
Diode test indication	Display voltage drop: 0.6 V at1.0 mA nominal test current:
Accuracy	±(2% + 3)
Continuity Test
Continuity indication	Continuous audible tone for testresistance below 25 Ω and off above 100 Ω. Maximum Reading; 1000 Ω
Open circuit voltage	<8.0 V
Short circuit current	1.0 mA typical
Overload protection	1000 V rms
Response time	>1 m sec
Frequency Measurement
Range	Resolution	Accuracy ±(% of Rdg+Counts)
99.99 Hz	0.01 Hz	±(0.1% + 1)
999.9 Hz	0.1 Hz	±(0.1% + 1)
9.999 kHz	0.001 kHz	±(0.1% + 1)
99.99 kHz	0.01 kHz	±(0.1% + 1)
Frequency Counter Sensitivity
600.0 mV ac	V ac Sensitivity (RMS Sine Wave)¹ 5 Hz to 20 kHz	100.0 mV
	V ac Sensitivity (RMS Sine Wave)¹ 20 kHz to 100 kHz	150.0 mV
	DC Trigger Levels¹ to 20 kHz²	NA
6.0 V	V ac Sensitivity (RMS Sine Wave)¹ 5 Hz to 20 kHz	1.0 V
	V ac Sensitivity (RMS Sine Wave)¹ 20 kHz to 100 kHz	1.5 V
	DC Trigger Levels¹ to 20 kHz²	-400.0 mV and 2.5 V
60.0 V	V ac Sensitivity (RMS Sine Wave)¹ 5 Hz to 20 kHz	10.0 V
	V ac Sensitivity (RMS Sine Wave)¹ 20 kHz to 100 kHz	36.0 V
	DC Trigger Levels¹ to 20 kHz²	1.2 V and 4.0 V
600.0 V	V ac Sensitivity (RMS Sine Wave)¹ 5 Hz to 20 kHz	100.0 V
	V ac Sensitivity (RMS Sine Wave)¹ 20 kHz to 100 kHz	-
	DC Trigger Levels¹ to 20 kHz²	12.0 V and 40.0 V
1000.0 V	V ac Sensitivity (RMS Sine Wave)¹ 5 Hz to 20 kHz	300.0 V
	V ac Sensitivity (RMS Sine Wave)¹ 20 kHz to 100 kHz	-
	DC Trigger Levels¹ to 20 kHz²	12.0 V and 40.0 V
¹ Maximum input for specified accuracy = 10x range (1000 V max). Noise at low frequencies and amplitudes may affect accuracy ² Usable to 100 kHz with full scale input
Capacitance
Range	Resolution	Accuracy ±(% of Rdg+Counts)
1000 nF	1 nF	±(1.2% + 2)
10.00 μF	0.01 μF	±(1.2% + 2)
100.0 μF	0.1 μF	±(1.2% ±90 counts)
9999 μF	1 μF	±(1.2% ±90 counts)
Temperature Measurement
Range	Resolution	Accuracy ±(% of Rdg+Counts)¹
-40 ° C to 537 ° C	0.1 °C	±(1% + 10 counts)
-40 ° F to 998 ° F	0.1 °F	±(1% + 18 counts)
¹ Accuracies apply following 90 minutes settling time after a change in the ambient temperature of the instrument
Insulation Specifications
Measurement range	0.01 MΩ to 2 GΩ
Test voltages	50, 100, 250, 500, 1000 V
Test voltage accuracy	+20%, -0%
Short-circuit test current	1 mA nominal
Auto discharge	Discharge time <0.5 second for C = 1 μF or less
Live circuit detection	Inhibit test if terminal voltage > 30 V prior to initialization of test
Maximum capacitive load	Operable with up to 1 μF load
Output Voltage
50 V (0% to +20%)	Display range	0.01 to 6.00 MΩ
	Resolution	0.01 MΩ
	Test current	1 mA @ 50 kΩ
	Resistance accuracy ±(% of Rdg + Counts)	±(3% + 5 counts)
	Display range	6.0 to 50.0 MΩ
	Resolution	0.1 MΩ
	Test current	1 mA @ 50 kΩ
	Resistance accuracy ±(% of Rdg + Counts)	±(3% + 5 counts)
100 V (0% to +20%)	Display range	0.01 to 6.00 MΩ
	Resolution	0.01 MΩ
	Test current	1 mA @ 100 kΩ
	Resistance accuracy ±(% of Rdg + Counts)	±(3% + 5 counts)
	Display range	6.0 to 60.0 MΩ
	Resolution	0.1 MΩ
	Test current	1 mA @ 100 kΩ
	Resistance accuracy ±(% of Rdg + Counts)	±(3% + 5 counts)
	Display range	60 to 100 MΩ
	Resolution	1 MΩ
	Test current	1 mA @ 100 kΩ
	Resistance accuracy ±(% of Rdg + Counts)	±(3% + 5 counts)
250 V (0% to +20%)	Display range	0.1 to 60.0 MΩ
	Resolution	0.1 MΩ
	Test current	1 mA @ 250 kΩ
	Resistance accuracy ±(% of Rdg + Counts)	±(1.5% + 5 counts)
	Display range	60 to 250 MΩ
	Resolution	1 MΩ
	Test current	1 mA @ 250 kΩ
	Resistance accuracy ±(% of Rdg + Counts)	±(1.5% + 5 counts)
500 V (0% to +20%)	Display range	0.1 to 60.0 MΩ
	Resolution	0.1 MΩ
	Test current	1 mA @ 500 kΩ
	Resistance accuracy ±(% of Rdg + Counts)	±(1.5% + 5 counts)
	Display range	60 to 500 MΩ
	Resolution	1 MΩ
	Test current	1 mA @ 500 kΩ
	Resistance accuracy ±(% of Rdg + Counts)	±(1.5% + 5 counts)
1000 V (0% to +20%)	Display range	0.1 to 60.0 MΩ
	Resolution	0.1 MΩ
	Test current	1 mA @ 1 MΩ
	Resistance accuracy ±(% of Rdg + Counts)	±(1.5% + 5 counts)
	Display range	60 to 600 MΩ
	Resolution	1 MΩ
	Test current	1 mA @ 1 MΩ
	Resistance accuracy ±(% of Rdg + Counts)	±(1.5% + 5 counts)
	Display range	0.6 to 2.0 GΩ
	Resolution	100 MΩ
	Test current	1 mA @ 1 MΩ
	Resistance accuracy ±(% of Rdg + Counts)	±(10% + 3 counts)
General Specifications
Maximum voltage applied to any terminal and common	1000 V
Storage temperature	-40 °C to 60 °C (-40 °F to 140 °F)
Operating temperature	-20 °C to 55 °C (-4 °F to 131 °F)
Temperature coefficient	0.05 x (specified accuracy) per °C for temperatures <18 °C or >28 °C (<64 °F or >82 °F)
Relative humidity	Noncondensing
	0% to 95% @ 10 °C to 30 °C (50 °F to 86 °F)
	0% to 75% @ 30 °C to 40 °C (86 °F to 104 °F)
	0% to 40% @ 40 °C to 55 °C (104 °F to 131 °F)
Vibration	Random, 2 g, 5-500 Hz per MIL-PRF-28800F, Class 2 instrument
Radio frequency communication	2.4 GHz ISM Band
Radio frequency certification	FCC: T68-FBLE, IC: 6627A-FBLE
Electromagnetic Compatibility
International	IEC 61326-1:Portable Electromagnetic Environment; IEC 61326-2-2 CISPR 11: Group 1, Class A
	Group 1: Equipment has intentionally generated and/or uses conductively-coupled radio frequency energy that is necessary for the internal function of the equipment itself.
	Class A: Equipment is suitable for use in all establishments other than domestic and those directly connected to a low-voltage power supply network that supplies buildings used for domestic purposes. There may be potential difficulties in ensuring electromagnetic compatibility in other environments due to conducted and radiated disturbances.
	Emissions that exceed the levels required by CISPR 11 can occur when the equipment is connected to a test object. The equipment may not meet the immunity requirements of this standard when test leads and/or test probes are connected.
Korea (KCC)	Class A Equipment (Industrial Broadcasting & Communication Equipment)
Korea (KCC)	Class A: Equipment meets requirements for industrial electromagnetic wave equipment and the seller or user should take notice of it. This equipment is intended for use in business environments and not to be used in homes.
USA (FCC)	47 CFR 15 subpart B. This product is considered an exempt device per clause 15.103.
Enclosure protection	IEC 60529: IP40 (non-operating)
Safety
IEC 61010-1	Pollution Degree 2
IEC 61010-2-033	CAT IV 600 V / CAT III 1000 V
Batteries	Four AA batteries (IEC LR6)
Battery life	Meter use 1000 hours; Insulation test use: Meter can perform at least 1000 insulation tests with fresh alkaline batteries at room temperature. These are standard tests of 1000 V into 1 MΩ with a duty cycle of 5 seconds on and 25 seconds off.
Size (H x W x L)	5.0 x 10.0 x 20.3 cm (1.97 x 3.94 x 8.00 in)
Weight	550 g (1.2 lb)
Altitude	Operating	2000 m
Altitude	Storage	12,000 m
Over-range capability	110% of range except for capacitance which is 100%
Frequency overload protection	<107 V Hz
Fuse protection for mA input	0.44A, 1000 V, IR 10 kA