Fluke 279FC User Manual - Page 17

On/Off, Hanging Strap, Display Information, Hazardous Voltage, Test Lead Alert, Display OL

Page 17 highlights

On/Off Push  to turn on or turn off the Multimeter. Hanging Strap The Multimeter includes a hanging strap that allows you to hang your Multimeter so you can take measurements handsfree. See Figure 2. Display Information Hazardous Voltage The hazardous voltage warning X shows on the display when the Multimeter detects a voltage ≥30 V. Test Lead Alert The display shows LEAD for a second when you turn the function switch to or from the  position. This is a reminder to check that the correct accessory is connected. Display OL If the measurement value (does not include temperature measurements) is over the limit, or outside the measurement range, the Multimeter shows OL in the display. True-rms Thermal Multimeter Before You Start 1 2 3 4 Figure 2. Hanging Strap 7

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True-rms Thermal Multimeter
Before You Start
7
On/Off
Push
to turn on or turn off the Multimeter.
Hanging Strap
The Multimeter includes a hanging strap that allows you to
hang your Multimeter so you can take measurements hands-
free. See Figure
2.
Display Information
Hazardous Voltage
The hazardous voltage warning
X
shows on the display
when the Multimeter detects a voltage
30 V.
Test Lead Alert
The display shows LEAD for a second when you turn the
function switch to or from the
position. This is a reminder
to check that the correct accessory is connected.
Display OL
If the measurement value (does not include temperature
measurements) is over the limit, or outside the measurement
range, the Multimeter shows
OL
in the display.
Figure 2. Hanging Strap
1
2
4
3