Fluke 87 V - Manual (Page 18)

80 Series V
Users Manual
10
Table 4. Pushbuttons (cont.)
Button Switch Positon Function
F
(Relative
mode)
Any switch
position
Power-up
Stores the present reading as a reference for subsequent readings. The display is
zeroed, and the stored reading is subtracted from all subsequent readings.
Enables zoom mode for the bar graph. The Meter reads “
2rEL” until F is released.
G Any switch
position except
diode test
Power-up
Press G for frequency measurements.
Starts the frequency counter.
Press again to enter duty cycle mode.
Enables the Meter’s high impedance mode when the mV dc function is used.
The Meter reads “
Hi2” until G is released.