Fluke 287 and 289 Multimeter Users Manual
Page 1
All product names are trademarks of their respective companies. Specifications subject to change without notice. ® 287/289 True-rms Digital Multimeters June 2007, Rev. 1, 7/08 © 2007, 2008 Fluke Corporation. All rights reserved. Users Manual
All product names are trademarks of their respective companies. Specifications subject to change without notice. ® 287/289 True-rms Digital Multimeters June 2007, Rev. 1, 7/08 © 2007, 2008 Fluke Corporation. All rights reserved. Users Manual
Fluke 287 and 289 Multimeter Users Manual
Page 11
... could cause bodily harm or death. Look for cracks or missing plastic. Pay particular attention to as specified in this Meter. Contacting Fluke To contact Fluke, call: USA: 1-888-993-5853 Canada : 1-800-363-5853 Europe : +31 402-675-200 Japan: +81-3-3434-0181...you use the Meter if it is damaged. Introduction XWWarning Read "Safety Information" before using this manual apply to the model 289 and model 287 True-rms Digital Multimeters (hereafter referred to the insulation surrounding the connectors. 1 A Caution identifies conditions and actions that could damage the Meter, ...
... could cause bodily harm or death. Look for cracks or missing plastic. Pay particular attention to as specified in this Meter. Contacting Fluke To contact Fluke, call: USA: 1-888-993-5853 Canada : 1-800-363-5853 Europe : +31 402-675-200 Japan: +81-3-3434-0181...you use the Meter if it is damaged. Introduction XWWarning Read "Safety Information" before using this manual apply to the model 289 and model 287 True-rms Digital Multimeters (hereafter referred to the insulation surrounding the connectors. 1 A Caution identifies conditions and actions that could damage the Meter, ...
Fluke 287 and 289 Multimeter Users Manual
Page 13
True-rms Digital Multimeters Hazardous Voltage • Do not remove batteries while the Meter is turned on the accompanying CD.) • Do not use the LoZ mode to the ... working in the Users Manual on or a signal is displayed. 3 • 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 (OL), the...
True-rms Digital Multimeters Hazardous Voltage • Do not remove batteries while the Meter is turned on the accompanying CD.) • Do not use the LoZ mode to the ... working in the Users Manual on or a signal is displayed. 3 • 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 (OL), the...
Fluke 287 and 289 Multimeter Users Manual
Page 15
... that augment the function selected using the rotary switch, navigate menus or control power to autoranging, press the button for 1 second. Push Buttons est02.emf True-rms Digital Multimeters Features Table 2. H Freezes the present reading in Table 2. Starts and stops MIN MAX recording. Figure 1. R M Switches the Meter range mode to manual and then cycles...
... that augment the function selected using the rotary switch, navigate menus or control power to autoranging, press the button for 1 second. Push Buttons est02.emf True-rms Digital Multimeters Features Table 2. H Freezes the present reading in Table 2. Starts and stops MIN MAX recording. Figure 1. R M Switches the Meter range mode to manual and then cycles...
Fluke 287 and 289 Multimeter Users Manual
Page 17
... 14 Crest Factor 3 5 mVDC Auto Range 0 100 200 300 400 500 VAC 15 2 60.000 Hz 16 AutoHOLD Save 1 Setup Figure 2. Display Features est01.eps True-rms Digital Multimeters Features Table 3. Display Features Item Function A Softkey labels B Bar graph C Relative D Minus sign E Lightning bolt F Remote communication G Battery level H Time I Mode annunciators Indication Indicates the...
... 14 Crest Factor 3 5 mVDC Auto Range 0 100 200 300 400 500 VAC 15 2 60.000 Hz 16 AutoHOLD Save 1 Setup Figure 2. Display Features est01.eps True-rms Digital Multimeters Features Table 3. Display Features Item Function A Softkey labels B Bar graph C Relative D Minus sign E Lightning bolt F Remote communication G Battery level H Time I Mode annunciators Indication Indicates the...
Fluke 287 and 289 Multimeter Users Manual
Page 19
... in addition to show the input signal (Live) measurement and a mini z. Adjusting Display Contrast When not selecting items on the function and/or menu selection. True-rms Digital Multimeters Features 9 These labels will change based on a menu or inputting data, pressing 7 increases display contrast and pressing 8 decreases it is obscured. The secondary display contains...
... in addition to show the input signal (Live) measurement and a mini z. Adjusting Display Contrast When not selecting items on the function and/or menu selection. True-rms Digital Multimeters Features 9 These labels will change based on a menu or inputting data, pressing 7 increases display contrast and pressing 8 decreases it is obscured. The secondary display contains...
Fluke 287 and 289 Multimeter Users Manual
Page 21
..., and duty-cycle measurements. € Input for voltage, continuity, resistance, diode test, conductance, capacitance, frequency, temperature, period, and dutycycle measurements. Input Terminals est04.emf 11 True-rms Digital Multimeters Features Table 5. Figure 4. The two current input terminals (A and mA/μA) are used as follows: Current from 0 to 400 mA current measurements, frequency, and duty...
..., and duty-cycle measurements. € Input for voltage, continuity, resistance, diode test, conductance, capacitance, frequency, temperature, period, and dutycycle measurements. Input Terminals est04.emf 11 True-rms Digital Multimeters Features Table 5. Figure 4. The two current input terminals (A and mA/μA) are used as follows: Current from 0 to 400 mA current measurements, frequency, and duty...
Fluke 287 and 289 Multimeter Users Manual
Page 23
... AutoHold modes, the time period is the same time the Auto Off feature is shown in low-light conditions, press G to activate the LCD backlight. True-rms Digital Multimeters Selecting the Range Selecting the Range The Meter's selected range is 5 minutes. If autorange is five minutes. The backlight button cycles the backlight through the...
... AutoHold modes, the time period is the same time the Auto Off feature is shown in low-light conditions, press G to activate the LCD backlight. True-rms Digital Multimeters Selecting the Range Selecting the Range The Meter's selected range is 5 minutes. If autorange is five minutes. The backlight button cycles the backlight through the...
Fluke 287 and 289 Multimeter Users Manual
Page 25
... not vary more than a selected adjustable percentage (AutoHold threshold) for at a time. Pressing the softkey labeled AutoHOLD activates AutoHold if the Meter is also active. True-rms Digital Multimeters Input Alert™ Feature The information revealed through the Meter's current terminals is pressed. This causes a short circuit because the resistance through I will close the...
... not vary more than a selected adjustable percentage (AutoHold threshold) for at a time. Pressing the softkey labeled AutoHOLD activates AutoHold if the Meter is also active. True-rms Digital Multimeters Input Alert™ Feature The information revealed through the Meter's current terminals is pressed. This causes a short circuit because the resistance through I will close the...
Fluke 287 and 289 Multimeter Users Manual
Page 27
To activate the MIN MAX mode, press M. A dialog box opens where the default saved name can be ended by pressing the softkey labeled Stop. True-rms Digital Multimeters Capturing Minimum and Maximum Values 8:10pm 06/07/07 Min Max 119.81 VAC Maximum Auto Range 127.09 VAC 500 VAC 00:03:17 ...
To activate the MIN MAX mode, press M. A dialog box opens where the default saved name can be ended by pressing the softkey labeled Stop. True-rms Digital Multimeters Capturing Minimum and Maximum Values 8:10pm 06/07/07 Min Max 119.81 VAC Maximum Auto Range 127.09 VAC 500 VAC 00:03:17 ...
Fluke 287 and 289 Multimeter Users Manual
Page 29
... will cause all peak recorded data, and immediately starts a new peak record session. A dialog box opens where the default saved name can not be lost. True-rms Digital Multimeters Capturing Peak Values 19 Press the softkey labeled Close to be continued at this point. When viewing saved records, snapshot peak records look the same...
... will cause all peak recorded data, and immediately starts a new peak record session. A dialog box opens where the default saved name can not be lost. True-rms Digital Multimeters Capturing Peak Values 19 Press the softkey labeled Close to be continued at this point. When viewing saved records, snapshot peak records look the same...
Fluke 287 and 289 Multimeter Users Manual
Page 31
... To activate the relative or relative percent modes while in one of the two modes is stored as the reference value and displayed in the True-rms Digital Multimeters Making Relative Measurements secondary display. When relative is 0, the Meter displays OL. This allows continuous measurements over a wide range of dB measurements, ranging is limited...
... To activate the relative or relative percent modes while in one of the two modes is stored as the reference value and displayed in the True-rms Digital Multimeters Making Relative Measurements secondary display. When relative is 0, the Meter displays OL. This allows continuous measurements over a wide range of dB measurements, ranging is limited...
Fluke 287 and 289 Multimeter Users Manual
Page 33
Using LoZ for this manual. 8:10pm True-rms Digital Multimeters Making Measurements 06/13/07 41.83 dBm Auto Range 0 100 200 300 400 500 VAC 123.45 VAC 1000 Reference Menu Save Ref Figure .... 23 There are disabled. Move the menu selector to obtain a more accurate measurement. In LoZ, both R and M are no additional modes for Voltage Measurements (Model 289 only) W Caution Do not use a reference impedance (resistance) to V or T and press the softkey labeled Menu. The dBm, Hz menu selection replaces the secondary display...
Using LoZ for this manual. 8:10pm True-rms Digital Multimeters Making Measurements 06/13/07 41.83 dBm Auto Range 0 100 200 300 400 500 VAC 123.45 VAC 1000 Reference Menu Save Ref Figure .... 23 There are disabled. Move the menu selector to obtain a more accurate measurement. In LoZ, both R and M are no additional modes for Voltage Measurements (Model 289 only) W Caution Do not use a reference impedance (resistance) to V or T and press the softkey labeled Menu. The dBm, Hz menu selection replaces the secondary display...
Fluke 287 and 289 Multimeter Users Manual
Page 35
... be used to the basic volts dc measurement, press the softkey labeled Menu. Move the menu selector to learn more details about each menu item. True-rms Digital Multimeters Making Measurements 8:10pm 06/13/07 9.752 VDC Auto Range -50 -40 -30 -20 -10 0 10 20 30 40 50 VDC Menu Save Setup V est09...
... be used to the basic volts dc measurement, press the softkey labeled Menu. Move the menu selector to learn more details about each menu item. True-rms Digital Multimeters Making Measurements 8:10pm 06/13/07 9.752 VDC Auto Range -50 -40 -30 -20 -10 0 10 20 30 40 50 VDC Menu Save Setup V est09...
Fluke 287 and 289 Multimeter Users Manual
Page 37
... either the AC or DC softkey. For dc volts and dc millivolts functions, move the menu selector to VDC and press the softkey labeled VDC. True-rms Digital Multimeters Making Measurements 27 only when both the ac and dc signals drop below 10% of the AC+DC calculation. For AC+DC, ranging is controlled...
... either the AC or DC softkey. For dc volts and dc millivolts functions, move the menu selector to VDC and press the softkey labeled VDC. True-rms Digital Multimeters Making Measurements 27 only when both the ac and dc signals drop below 10% of the AC+DC calculation. For AC+DC, ranging is controlled...
Fluke 287 and 289 Multimeter Users Manual
Page 39
...Meter's resistance function includes modes to help with the present offset value. Use 7 and 8 to scroll through the numbers for each menu item. 29 True-rms Digital Multimeters Making Measurements Keep the following in ohms (Ω). The test leads can add 0.1 Ω to 0.2 Ω of items that can be used ...between a + or - To test the leads, touch the probe tips together and read the resistance of the digits or the polarity sign. When set to learn more about each digit in the offset or switch between the probe tips, the measured value of a resistor in a circuit is ...
...Meter's resistance function includes modes to help with the present offset value. Use 7 and 8 to scroll through the numbers for each menu item. 29 True-rms Digital Multimeters Making Measurements Keep the following in ohms (Ω). The test leads can add 0.1 Ω to 0.2 Ω of items that can be used ...between a + or - To test the leads, touch the probe tips together and read the resistance of the digits or the polarity sign. When set to learn more about each digit in the offset or switch between the probe tips, the measured value of a resistor in a circuit is ...
Fluke 287 and 289 Multimeter Users Manual
Page 41
... will not appear in the digital display. Using the Y Function (Model 289 Only) W Caution To avoid damaging the circuit under test, disconnect circuit power and discharge all high-voltage capacitors before testing continuity. Testing for the 500 Ω range and less that are very short, the slow True-rms Digital Multimeters Making Measurements measurement response of...
... will not appear in the digital display. Using the Y Function (Model 289 Only) W Caution To avoid damaging the circuit under test, disconnect circuit power and discharge all high-voltage capacitors before testing continuity. Testing for the 500 Ω range and less that are very short, the slow True-rms Digital Multimeters Making Measurements measurement response of...
Fluke 287 and 289 Multimeter Users Manual
Page 43
... selector to the menu item labeled Beeper and press the softkey labeled Beeper. The continuity beeper is always labeled with j when enabled and i when disabled. True-rms Digital Multimeters Making Measurements 33 Toggle between the continuity and ohms functions by pressing softkey F3, which is always enabled when continuity mode if first entered. The...
... selector to the menu item labeled Beeper and press the softkey labeled Beeper. The continuity beeper is always labeled with j when enabled and i when disabled. True-rms Digital Multimeters Making Measurements 33 Toggle between the continuity and ohms functions by pressing softkey F3, which is always enabled when continuity mode if first entered. The...
Fluke 287 and 289 Multimeter Users Manual
Page 45
... capacitor is discharged. Use the dc voltage function to the equipment under test, disconnect circuit power and discharge all high-voltage capacitors before measuring capacitance. True-rms Digital Multimeters Making Measurements 8:10pm 06/13/07 26.52 Auto Range 100 uF Menu Save Setup + est15.eps Figure 19. The unit of time, measuring the...
... capacitor is discharged. Use the dc voltage function to the equipment under test, disconnect circuit power and discharge all high-voltage capacitors before measuring capacitance. True-rms Digital Multimeters Making Measurements 8:10pm 06/13/07 26.52 Auto Range 100 uF Menu Save Setup + est15.eps Figure 19. The unit of time, measuring the...
Fluke 287 and 289 Multimeter Users Manual
Page 47
True-rms Digital Multimeters Making Measurements 8:10pm 06/13/07 .567 VDC Manual Range 0 1 2 3 4 5 VDC Menu Save Setup Typical Reading Forward Bias + 8:10pm 06/13/07 OL VDC Manual Range 0 1 2 3 4 5 VDC Menu Save Setup Reverse Bias + Figure 20. Diode Testing est16.eps 37
True-rms Digital Multimeters Making Measurements 8:10pm 06/13/07 .567 VDC Manual Range 0 1 2 3 4 5 VDC Menu Save Setup Typical Reading Forward Bias + 8:10pm 06/13/07 OL VDC Manual Range 0 1 2 3 4 5 VDC Menu Save Setup Reverse Bias + Figure 20. Diode Testing est16.eps 37