Amprobe 5XP-A 15XP-A 35XP-A - Manual (Page 17)

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ADDITIONAL FEATURES
Input Test Lead Warning
The meter emits a continuous tone when a test lead is
placed in the mA or A input jack and the Function/Range
Switch is not set to a correct current position. (If the meter
is connected to a voltage source with leads connected for
current, very high current could result). All current ranges are
protected by fast acting fuses.
MIN MAX Measurements
(Model 5XP-A only)
The MIN MAX feature reads and updates the display to show
the maximum or minimum value measured after you press
the MIN MAX button.Pressing the MIN MAX button for less
than 1 second will put the meter into a mode of displaying
the maximum or minimum readings. Each time the button is
pressed,the meter will cycle to the next display mode. Press
the MIN MAX button for more than 1 second to disable this
feature.
Auto Power Off
(Models 15XP-B and 35XP-A only)
Auto Power Off is a battery saving feature that puts the
meter into a sleep mode if the Function/Range Switch has
not changed position in the last 10 minutes. To wake the
meter turn the Function/Range Switch to another position.
The Auto Power Off feature can be disabled to keep the
meter from going to sleep.To disable the Auto Power Off
feature use the following procedure:
1. Set the Function Switch to OFF.
2. Press and hold the Range button while turning the
Function Switch from OFF to the desired function.
3. Release the Range button. The Auto Power Off
feature will remain disabled until the meter is turned
off and then on.