Fluke 287 and 289 Multimeter Users Manual
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All rights reserved. Users Manual Specifications subject to change without notice. ® 287/289 True-rms Digital Multimeters June 2007, Rev. 1, 7/08 © 2007, 2008 Fluke Corporation. All product names are trademarks of their respective companies.
All rights reserved. Users Manual Specifications subject to change without notice. ® 287/289 True-rms Digital Multimeters June 2007, Rev. 1, 7/08 © 2007, 2008 Fluke Corporation. All product names are trademarks of their respective companies.
Fluke 287 and 289 Multimeter Users Manual
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287/289 Users Manual Controlling Meter Power 12 Powering the Meter On and Off Manually 12 Battery Level Indicator 12 Automatic Power-Off 12 Battery Saver Mode 12 Controlling the Backlight 13 Selecting the Range ...13 Understanding Function Menus 13 ... Button ...15 Hold and AutoHold Mode 15 Measuring Crest Factor 16 Capturing Minimum and Maximum Values 16 Capturing Peak Values 18 Low Pass Filter (Model 289 only 20 Making Relative Measurements 21 Making Measurements 22 Measuring AC Voltage 22 Using LoZ for Voltage Measurements (Model...
287/289 Users Manual Controlling Meter Power 12 Powering the Meter On and Off Manually 12 Battery Level Indicator 12 Automatic Power-Off 12 Battery Saver Mode 12 Controlling the Backlight 13 Selecting the Range ...13 Understanding Function Menus 13 ... Button ...15 Hold and AutoHold Mode 15 Measuring Crest Factor 16 Capturing Minimum and Maximum Values 16 Capturing Peak Values 18 Low Pass Filter (Model 289 only 20 Making Relative Measurements 21 Making Measurements 22 Measuring AC Voltage 22 Using LoZ for Voltage Measurements (Model...
Fluke 287 and 289 Multimeter Users Manual
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287/289 Users Manual Error Messages ...56 Maintenance ...57 General Maintenance 57 Testing the Fuses...57 Replacing the Batteries 59 Replacing the Fuses 59 Test Lead Storage...59 In ...
287/289 Users Manual Error Messages ...56 Maintenance ...57 General Maintenance 57 Testing the Fuses...57 Replacing the Batteries 59 Replacing the Fuses 59 Test Lead Storage...59 In ...
Fluke 287 and 289 Multimeter Users Manual
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Current Measurement Setup 40 22. Frequency Display ...43 25. Duty Cycle Measurements ...44 26. Pulse Width Measurements 46 28. Capacitance Measurement 35 20. Duty Cycle Display ...45 27. Replaceable Parts...64 viii Diode Testing...37 21. Test Lead Storage ...59 30. Replacing Batteries and Fuses 60 31. Current Measurement Circuit Connection 41 23. Testing the Current Fuses...58 29. Conductance Measurement 34 19. Functions Allowing Frequency Measurement 42 24. 287/289 Users Manual 18.
Current Measurement Setup 40 22. Frequency Display ...43 25. Duty Cycle Measurements ...44 26. Pulse Width Measurements 46 28. Capacitance Measurement 35 20. Duty Cycle Display ...45 27. Replaceable Parts...64 viii Diode Testing...37 21. Test Lead Storage ...59 30. Replacing Batteries and Fuses 60 31. Current Measurement Circuit Connection 41 23. Testing the Current Fuses...58 29. Conductance Measurement 34 19. Functions Allowing Frequency Measurement 42 24. 287/289 Users Manual 18.
Fluke 287 and 289 Multimeter Users Manual
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...the Meter in series with voltages above 30 V ac rms, 42 V ac peak, or 60 V dc. When in doubt, have been approved by the manual. • Use the proper terminals, function, and range for measurements. • Avoid working with the circuit. 2 • When making electrical connections, ... AA batteries, properly installed in the circuit. First, make a voltage measurement without the filter to detect the possible presence of hazardous voltages. 287/289 Users Manual • Make sure the battery door is indicated may be present. when disconnecting, disconnect the live test lead;
...the Meter in series with voltages above 30 V ac rms, 42 V ac peak, or 60 V dc. When in doubt, have been approved by the manual. • Use the proper terminals, function, and range for measurements. • Avoid working with the circuit. 2 • When making electrical connections, ... AA batteries, properly installed in the circuit. First, make a voltage measurement without the filter to detect the possible presence of hazardous voltages. 287/289 Users Manual • Make sure the battery door is indicated may be present. when disconnecting, disconnect the live test lead;
Fluke 287 and 289 Multimeter Users Manual
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...is applied to the Meter's input jacks. • Before measuring current, check the Meter's fuses. (See "Testing the Fuses" in the Users Manual on the accompanying CD.) • Do not use the LoZ mode to measure voltages in circuits that could be damaged by local or national ... terminals, function, and range for all measurements. • Use proper protective equipment, as required by this mode's low impedance (≈3 kΩ). (Model 289 only) Hazardous Voltage To alert you to the presence of a potentially hazardous voltage, when the Meter detects a voltage ≥30 V or a voltage overload...
...is applied to the Meter's input jacks. • Before measuring current, check the Meter's fuses. (See "Testing the Fuses" in the Users Manual on the accompanying CD.) • Do not use the LoZ mode to measure voltages in circuits that could be damaged by local or national ... terminals, function, and range for all measurements. • Use proper protective equipment, as required by this mode's low impedance (≈3 kΩ). (Model 289 only) Hazardous Voltage To alert you to the presence of a potentially hazardous voltage, when the Meter detects a voltage ≥30 V or a voltage overload...
Fluke 287 and 289 Multimeter Users Manual
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refer to manual Battery (Low battery when shown on the Meter and in large buildings. CAT IV equipment is designed to protect against transients from the primary supply ... relevant Canadian and US standards Conforms to Fluke's website for recycling information. 4 CAT IV IEC Measurement Category IV - Go to relevant Australian standards Underwriters Laboratory listed product s Inspected and licensed by TÜV Product Services IEC Measurement Category III - Do not dispose of this manual. 287/289 Users Manual Symbols Table 1 lists and describes the symbols...
refer to manual Battery (Low battery when shown on the Meter and in large buildings. CAT IV equipment is designed to protect against transients from the primary supply ... relevant Canadian and US standards Conforms to Fluke's website for recycling information. 4 CAT IV IEC Measurement Category IV - Go to relevant Australian standards Underwriters Laboratory listed product s Inspected and licensed by TÜV Product Services IEC Measurement Category III - Do not dispose of this manual. 287/289 Users Manual Symbols Table 1 lists and describes the symbols...
Fluke 287 and 289 Multimeter Users Manual
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This is helpful when scrolling through a list of selections, such as a list of a button causes the selection to change once. During some menu selections, holding down a softkey or cursor button will change faster if the button is held for two or more seconds. 287/289 Users Manual Using Auto Repeat For some selections, the selections will continuously change (or advance) a selection until the button is released. Normally, each press of stored measurements. 6
This is helpful when scrolling through a list of selections, such as a list of a button causes the selection to change once. During some menu selections, holding down a softkey or cursor button will change faster if the button is held for two or more seconds. 287/289 Users Manual Using Auto Repeat For some selections, the selections will continuously change (or advance) a selection until the button is released. Normally, each press of stored measurements. 6
Fluke 287 and 289 Multimeter Users Manual
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..., dBm, and crest factor functions, the bar graph represents the amplitude of measure. K Date Indicates the date set in and the ranging mode (auto or manual). The number of the selected range. The bar graph updates 30 times per second. For relative percent mode, the bar graph goes to the full... off-scale values and fappears on /off -scale values. Because the graph updates faster than the digital display, it is in the internal clock. 287/289 Users Manual Table 3.
..., dBm, and crest factor functions, the bar graph represents the amplitude of measure. K Date Indicates the date set in and the ranging mode (auto or manual). The number of the selected range. The bar graph updates 30 times per second. For relative percent mode, the bar graph goes to the full... off-scale values and fappears on /off -scale values. Because the graph updates faster than the digital display, it is in the internal clock. 287/289 Users Manual Table 3.
Fluke 287 and 289 Multimeter Users Manual
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...low ohms (Y) and low impedance (LoZ) ac volts. Rotary Switch Positions Switch Position Function L AC voltage measurement using a low input impedance (model 289 only) V AC voltage measurements T AC millivolt measurements U DC and ac+dc voltage measurements N S P DC millivolts, ac+dc millivolt, and...10 Table 4. Each position shown in Figure 3 is described in one of the icons around its perimeter. 287/289 Users Manual Understanding the Rotary Switch Select a primary measurement function by positioning the rotary switch to 5,000 μA Resistance measurements with 50e ...
...low ohms (Y) and low impedance (LoZ) ac volts. Rotary Switch Positions Switch Position Function L AC voltage measurement using a low input impedance (model 289 only) V AC voltage measurements T AC millivolt measurements U DC and ac+dc voltage measurements N S P DC millivolts, ac+dc millivolt, and...10 Table 4. Each position shown in Figure 3 is described in one of the icons around its perimeter. 287/289 Users Manual Understanding the Rotary Switch Select a primary measurement function by positioning the rotary switch to 5,000 μA Resistance measurements with 50e ...
Fluke 287 and 289 Multimeter Users Manual
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... for a set to turn the Meter back on the Meter. When the Meter is on , the dispay shows the collected data in this manual. Pressing the softkey labeled Save will enter a battery-saver mode if a push-button is not pressed or the rotary switch is powered by... empty (less than one day) [1] When critically low, a "Replace batteries" pop-up message appears 15 seconds before the Meter shuts down. 287/289 Users Manual Controlling Meter Power The Meter is not moved for controlling Meter power. The Meter will display a "Batteries low" message whenever the battery level will turn...
... for a set to turn the Meter back on the Meter. When the Meter is on , the dispay shows the collected data in this manual. Pressing the softkey labeled Save will enter a battery-saver mode if a push-button is not pressed or the rotary switch is powered by... empty (less than one day) [1] When critically low, a "Replace batteries" pop-up message appears 15 seconds before the Meter shuts down. 287/289 Users Manual Controlling Meter Power The Meter is not moved for controlling Meter power. The Meter will display a "Batteries low" message whenever the battery level will turn...
Fluke 287 and 289 Multimeter Users Manual
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... in the lower right-hand corner of the page area of the display, indicating more menu items are remembered for the millivolts ac function. 287/289 Users Manual VAC REL Peak, CF Menu Hz, %, mS dBm dBV REL REL% Close Figure 5. In cases where multiple modes have been selected, selecting the first (top...
... in the lower right-hand corner of the page area of the display, indicating more menu items are remembered for the millivolts ac function. 287/289 Users Manual VAC REL Peak, CF Menu Hz, %, mS dBm dBV REL REL% Close Figure 5. In cases where multiple modes have been selected, selecting the first (top...
Fluke 287 and 289 Multimeter Users Manual
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... detected. When the input goes below the recorded minimum value or above the recorded maximum value, the Meter beeps and records the new value. 287/289 Users Manual out open the recording setup screen. See the MIN MAX specification for the ac measurements: Vac, mVac, Aac, mAac, and μAac. The Meter's crest...
... detected. When the input goes below the recorded minimum value or above the recorded maximum value, the Meter beeps and records the new value. 287/289 Users Manual out open the recording setup screen. See the MIN MAX specification for the ac measurements: Vac, mVac, Aac, mAac, and μAac. The Meter's crest...
Fluke 287 and 289 Multimeter Users Manual
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...of a sinusoidal signal are measurable. To activate the peak mode, press the softkey labeled Menu. Peak Record Display est43.eps As shown in this manual. The peak recording session start the peak recording session. 18 8:10pm 06/07/07 Peak 119.8 VAC Auto Range Peak Max 168.2 V ... along with their respective time stamps. Capturing Peak Values Peak record is the shorter response time for peak recording: 250 μs. 287/289 Users Manual the softkey labeled Save to the average value indicates the elapsed time of the input signal goes below the recorded minimum value or above ...
...of a sinusoidal signal are measurable. To activate the peak mode, press the softkey labeled Menu. Peak Record Display est43.eps As shown in this manual. The peak recording session start the peak recording session. 18 8:10pm 06/07/07 Peak 119.8 VAC Auto Range Peak Max 168.2 V ... along with their respective time stamps. Capturing Peak Values Peak record is the shorter response time for peak recording: 250 μs. 287/289 Users Manual the softkey labeled Save to the average value indicates the elapsed time of the input signal goes below the recorded minimum value or above ...
Fluke 287 and 289 Multimeter Users Manual
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... than what is equipped with an ac low pass filter. The low pass filter can improve measurement performance on (l displayed) and off. 287/289 Users Manual Low Pass Filter (Model 289 only) The Meter is indicated may be present. When measuring ac voltage, or Vac frequency, press the softkey labeled Menu to open the...
... than what is equipped with an ac low pass filter. The low pass filter can improve measurement performance on (l displayed) and off. 287/289 Users Manual Low Pass Filter (Model 289 only) The Meter is indicated may be present. When measuring ac voltage, or Vac frequency, press the softkey labeled Menu to open the...
Fluke 287 and 289 Multimeter Users Manual
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... in Figure 10. Press the softkey labeled VAC to take measurements with no dc offset) such as square waves, triangle waves, and staircase waves. 287/289 Users Manual Making Measurements The following sections describe how to clear all modes and return to measure ac volts as shown in a resistance as rms (root mean...
... in Figure 10. Press the softkey labeled VAC to take measurements with no dc offset) such as square waves, triangle waves, and staircase waves. 287/289 Users Manual Making Measurements The following sections describe how to clear all modes and return to measure ac volts as shown in a resistance as rms (root mean...
Fluke 287 and 289 Multimeter Users Manual
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287/289 Users Manual To select another reference value, press the softkey labeled Ref to compare the present measurement against. To add a custom reference impedance, see the "Setting a Custom ... a dBV measurement. Pressing 7 or 8, scrolls through the nine predefined references: 4, 8, 16, 25, 32, 50, 75, 600, and 1000. The Meter displays the voltage in this manual.
287/289 Users Manual To select another reference value, press the softkey labeled Ref to compare the present measurement against. To add a custom reference impedance, see the "Setting a Custom ... a dBV measurement. Pressing 7 or 8, scrolls through the nine predefined references: 4, 8, 16, 25, 32, 50, 75, 600, and 1000. The Meter displays the voltage in this manual.
Fluke 287 and 289 Multimeter Users Manual
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... DC,AC modes. Down-ranging occurs 26 In addition to these three displays using the ac+dc modes. AC and DC Display est30.eps Both manual and autoranging is used for both ac and dc signal components (voltage or current) as needed. Note The bar graph is not displayed while the... the softkey that presents these two signals as two separate readings or one of these modes, MIN MAX, relative, and relative % are not allowed. 287/289 Users Manual Measuring AC and DC Signals The Meter is capable of displaying both ac and dc signals. With the rotary switch set to the menu item...
... DC,AC modes. Down-ranging occurs 26 In addition to these three displays using the ac+dc modes. AC and DC Display est30.eps Both manual and autoranging is used for both ac and dc signal components (voltage or current) as needed. Note The bar graph is not displayed while the... the softkey that presents these two signals as two separate readings or one of these modes, MIN MAX, relative, and relative % are not allowed. 287/289 Users Manual Measuring AC and DC Signals The Meter is capable of displaying both ac and dc signals. With the rotary switch set to the menu item...
Fluke 287 and 289 Multimeter Users Manual
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... the Meter terminals. Note A Meter classified as shown in Fahrenheit or C for Celsius. The primary display normally shows temperature or the message "Open Thermocouple". 287/289 Users Manual Measuring Temperature XW Warning To avoid the potential for fire or electric shock, do not connect the thermocouple to the COM terminal will not have...
... the Meter terminals. Note A Meter classified as shown in Fahrenheit or C for Celsius. The primary display normally shows temperature or the message "Open Thermocouple". 287/289 Users Manual Measuring Temperature XW Warning To avoid the potential for fire or electric shock, do not connect the thermocouple to the COM terminal will not have...