User Manual
Page 1
All rights reserved. 279 FC True-rms Thermal Multimeter Users Manual March 2016 ©2016 Fluke Corporation. All product names are trademarks of their respective companies.
All rights reserved. 279 FC True-rms Thermal Multimeter Users Manual March 2016 ©2016 Fluke Corporation. All product names are trademarks of their respective companies.
User Manual
Page 4
279 FC Users Manual Temperature Units 11 Image Memory Management 12 Calibration 12 Device Information 12 Inputs 13 Rotary Switch and Pushbuttons 13 IR Camera Mode 16 ...
279 FC Users Manual Temperature Units 11 Image Memory Management 12 Calibration 12 Device Information 12 Inputs 13 Rotary Switch and Pushbuttons 13 IR Camera Mode 16 ...
User Manual
Page 6
279 FC Users Manual iv
279 FC Users Manual iv
User Manual
Page 8
279 FC Users Manual vi
279 FC Users Manual vi
User Manual
Page 10
279 FC Users Manual viii
279 FC Users Manual viii
User Manual
Page 11
...Multimeter measures or tests: • AC voltage • AC current with your team. You can save these measurements and images to Fluke Cloud™ storage and share with the iFlex • DC voltage • Volts/Hertz ratio • Resistance • Capacitance ...AC current measurement • Improved access to awkward-sized conductors and wires The Multimeter supports the Fluke Connect™ Wireless System (may not be available in all regions). Introduction The 279 FC True-rms Thermal Multimeter (the Multimeter or Product) is a system that wirelessly connects your Multimeter...
...Multimeter measures or tests: • AC voltage • AC current with your team. You can save these measurements and images to Fluke Cloud™ storage and share with the iFlex • DC voltage • Volts/Hertz ratio • Resistance • Capacitance ...AC current measurement • Improved access to awkward-sized conductors and wires The Multimeter supports the Fluke Connect™ Wireless System (may not be available in all regions). Introduction The 279 FC True-rms Thermal Multimeter (the Multimeter or Product) is a system that wirelessly connects your Multimeter...
User Manual
Page 12
... the Product can cause damage to the Product or the equipment under test. 279 FC Users Manual How to the user. To view, print, or download the latest manual supplement, visit http://us.fluke.com/usen/support/manuals. Use personal protective equipment (approved rubber gloves, face ... hazardous live conductors are dangerous to Contact Fluke To contact Fluke, call one of the following telephone numbers: • Technical Support USA: 1-800-44-FLUKE (1-800-443-5853) • Calibration/Repair USA: 1-888-99-FLUKE (1-888-993-5853) • Canada: 1-800-36-FLUKE (1-800-363-5853) • Europe:...
... the Product can cause damage to the Product or the equipment under test. 279 FC Users Manual How to the user. To view, print, or download the latest manual supplement, visit http://us.fluke.com/usen/support/manuals. Use personal protective equipment (approved rubber gloves, face ... hazardous live conductors are dangerous to Contact Fluke To contact Fluke, call one of the following telephone numbers: • Technical Support USA: 1-800-44-FLUKE (1-800-443-5853) • Calibration/Repair USA: 1-888-99-FLUKE (1-888-993-5853) • Canada: 1-800-36-FLUKE (1-800-363-5853) • Europe:...
User Manual
Page 14
... shock. This product complies with the solid waste stream. Do not dispose of this manual are explained in Table 1. 279 FC Users Manual Symbols used on the Product and in this product as category 9 "Monitoring and Control Instrumentation" product. Table 1. Symbols...MAINS installation. Measurement Category III is applicable to test and measuring circuits connected to European Union directives. Contact your authorized Fluke Service Center for recycling information. RISK OF DANGER. Battery Consult user documentation. ) Certified by a qualified ...
... shock. This product complies with the solid waste stream. Do not dispose of this manual are explained in Table 1. 279 FC Users Manual Symbols used on the Product and in this product as category 9 "Monitoring and Control Instrumentation" product. Table 1. Symbols...MAINS installation. Measurement Category III is applicable to test and measuring circuits connected to European Union directives. Contact your authorized Fluke Service Center for recycling information. RISK OF DANGER. Battery Consult user documentation. ) Certified by a qualified ...
User Manual
Page 16
279 FC Users Manual 2. You can now take, save, and share measurements with the app. Go to www.flukeconnect.com for more information about how to know ... image to measure unknown potentials. Verify that Bluetooth is turned on , the display does not change when a different potential is turned on . 4. Go to the Fluke Connect App and in the list of connected Fluke tools, select 279 FC.
279 FC Users Manual 2. You can now take, save, and share measurements with the app. Go to www.flukeconnect.com for more information about how to know ... image to measure unknown potentials. Verify that Bluetooth is turned on , the display does not change when a different potential is turned on . 4. Go to the Fluke Connect App and in the list of connected Fluke tools, select 279 FC.
User Manual
Page 18
Do not put battery cells and battery packs near heat or fire. 279 FC Users Manual Battery Charge XW Warning To prevent a possible electrical shock, fire, or personal injury: • Disconnect the battery charger and move the Product or ...
Do not put battery cells and battery packs near heat or fire. 279 FC Users Manual Battery Charge XW Warning To prevent a possible electrical shock, fire, or personal injury: • Disconnect the battery charger and move the Product or ...
User Manual
Page 20
... device All setup functions remain as set when you turn off (battery save) • unit selection for selections To open the Setup Menu, push . 279 FC Users Manual Setup Menu The Setup Menu includes these functions: • on/off for the audible beeper • on/off for automatic backlight dimming •...
... device All setup functions remain as set when you turn off (battery save) • unit selection for selections To open the Setup Menu, push . 279 FC Users Manual Setup Menu The Setup Menu includes these functions: • on/off for the audible beeper • on/off for automatic backlight dimming •...
User Manual
Page 22
... Push (Select) to exit the submenu with no changes. 12 When 100 images are in memory. Calibration For information about your Multimeter, see the 279 FC True-rms Thermal Multimeter Calibration Manual. Push (Yes) to confirm or push (Back) to open the submenu. 4. Device Information Use the ...serial number and firmware version. 2. Push to overwrite the first (oldest) image before you to highlight Image Memory. 3. 279 FC Users Manual Image Memory Management You can continue to save up to 100 images. Or, you can go to the Setup Menu to delete ...
... Push (Select) to exit the submenu with no changes. 12 When 100 images are in memory. Calibration For information about your Multimeter, see the 279 FC True-rms Thermal Multimeter Calibration Manual. Push (Yes) to confirm or push (Back) to open the submenu. 4. Device Information Use the ...serial number and firmware version. 2. Push to overwrite the first (oldest) image before you to highlight Image Memory. 3. 279 FC Users Manual Image Memory Management You can continue to save up to 100 images. Or, you can go to the Setup Menu to delete ...
User Manual
Page 24
... 1000 V. Push to measure frequency from 2 Hz to 999.9 Hz. 2 DC voltage measurements from 2 Hz to 999.9 Hz. Turn on at 250 Ω. 279 FC Users Manual Table 4. Push again to measure frequency from 0.1 mV to 999.9 Hz. Beeper turns on the IR camera and measure temperature. [1] This function will...
... 1000 V. Push to measure frequency from 2 Hz to 999.9 Hz. 2 DC voltage measurements from 2 Hz to 999.9 Hz. Turn on at 250 Ω. 279 FC Users Manual Table 4. Push again to measure frequency from 0.1 mV to 999.9 Hz. Beeper turns on the IR camera and measure temperature. [1] This function will...
User Manual
Page 26
279 FC Users Manual IR Camera Mode XW Warning To prevent personal injury, see emissivity information ...temperature measurements and best image quality. The Multimeter has a lens cover to the mobile app. See Set Up for Fluke Connect App on page 10 for more information. All IR Cameras need sufficient warm-up in ambient temperature, more information...lens cover when not in lower than actual temperature measurements. Push to save the With the Fluke Connect app you capture an image. To capture an image from the display: 1. Reflective objects result in the IR Camera mode...
279 FC Users Manual IR Camera Mode XW Warning To prevent personal injury, see emissivity information ...temperature measurements and best image quality. The Multimeter has a lens cover to the mobile app. See Set Up for Fluke Connect App on page 10 for more information. All IR Cameras need sufficient warm-up in ambient temperature, more information...lens cover when not in lower than actual temperature measurements. Push to save the With the Fluke Connect app you capture an image. To capture an image from the display: 1. Reflective objects result in the IR Camera mode...
User Manual
Page 28
AC and DC Voltage Measurements 18 279 FC Users Manual VVooltlstsAACC VVooltlstsDDCC MMiilllilvivooltlstsDDCC iFlex iFlex iFlex Figure 4.
AC and DC Voltage Measurements 18 279 FC Users Manual VVooltlstsAACC VVooltlstsDDCC MMiilllilvivooltlstsDDCC iFlex iFlex iFlex Figure 4.
User Manual
Page 30
Because the current flows through the circuit for resistance measurements. Resistance Measurements 20 Figure 7. The Multimeter sends a small current through iFlex all possible paths between the probes. 279 FC Users Manual Resistance Measurements XW Warning To prevent possible electrical shock, fire, or personal injury, disconnect power and discharge all paths between the probes, the resistance measured is the total resistance of all high-voltage capacitors before you measure resistance, continuity, capacitance, or a diode junction. See Figure 7.
Because the current flows through the circuit for resistance measurements. Resistance Measurements 20 Figure 7. The Multimeter sends a small current through iFlex all possible paths between the probes. 279 FC Users Manual Resistance Measurements XW Warning To prevent possible electrical shock, fire, or personal injury, disconnect power and discharge all paths between the probes, the resistance measured is the total resistance of all high-voltage capacitors before you measure resistance, continuity, capacitance, or a diode junction. See Figure 7.
User Manual
Page 32
iFlex iFlex OL shows on the display when the circuit is sensed. Figure 9. See Figure 9. Continuity Tests 22 279 FC Users Manual Continuity Test XW Warning To prevent possible electrical shock, fire, or personal injury, disconnect power and discharge all high-voltage capacitors before you do continuity tests without the necessity to look at the display. The beeper lets you measure resistance, continuity, capacitance, or a diode junction. The continuity test uses a beeper that sounds when a closed circuit is open.
iFlex iFlex OL shows on the display when the circuit is sensed. Figure 9. See Figure 9. Continuity Tests 22 279 FC Users Manual Continuity Test XW Warning To prevent possible electrical shock, fire, or personal injury, disconnect power and discharge all high-voltage capacitors before you do continuity tests without the necessity to look at the display. The beeper lets you measure resistance, continuity, capacitance, or a diode junction. The continuity test uses a beeper that sounds when a closed circuit is open.
User Manual
Page 36
Diode Test 26 anadndShSohrteodrted 279 FC Users Manual GooooddDDioidoede Forward Bias GGoooodd DDiiooddee RReveevresresBeiaBsias BBaadd DDiiooddee iFlex BaaddDDioidoede 1 BBEEEEPP OPOEPNEN Figure 11.
Diode Test 26 anadndShSohrteodrted 279 FC Users Manual GooooddDDioidoede Forward Bias GGoooodd DDiiooddee RReveevresresBeiaBsias BBaadd DDiiooddee iFlex BaaddDDioidoede 1 BBEEEEPP OPOEPNEN Figure 11.
User Manual
Page 40
... is turned on the display: 1. To see the other recorded values (minimum and average), push . Note Auto Off (battery save) is measured. Push . 279 FC Users Manual 5. Display Hold XW Warning To prevent possible electrical shock, fire, or personal injury, do not use the HOLD function to stop hold a measurement...
... is turned on the display: 1. To see the other recorded values (minimum and average), push . Note Auto Off (battery save) is measured. Push . 279 FC Users Manual 5. Display Hold XW Warning To prevent possible electrical shock, fire, or personal injury, do not use the HOLD function to stop hold a measurement...
User Manual
Page 42
...follow the prompts for installation. To complete the firmware update, the Multimeter reboots. 32 Connect a USB 2.0 (High Speed) cable to http://www.fluke.com/downloads/smartview. Plug in the large (USB "A") connector of the cable to the Multimeter. If prompted, restart the computer when installation is... to your Product. 2. To download Smartview: 1. Once the firmware file is downloaded, the Multimeter reboots and starts the firmware installation. 279 FC Users Manual SmartView® Software Firmware updates are required for the installation. Click on the PC. 2.
...follow the prompts for installation. To complete the firmware update, the Multimeter reboots. 32 Connect a USB 2.0 (High Speed) cable to http://www.fluke.com/downloads/smartview. Plug in the large (USB "A") connector of the cable to the Multimeter. If prompted, restart the computer when installation is... to your Product. 2. To download Smartview: 1. Once the firmware file is downloaded, the Multimeter reboots and starts the firmware installation. 279 FC Users Manual SmartView® Software Firmware updates are required for the installation. Click on the PC. 2.