Automatic Power-Off - KPS PA70 Manuel D'instructions

user measures later, the display value is the difference for input value minus
reference value. ie. REL Δ (current reading)= Input value - Reference value.
• The relative value measurement can only be performed in the manual mode.
• In the AC current measurement state, press REL/INRUSH more than 2 sec
to enter surge measuring state.
4.7 Back Light And Clamp Head Light
• In the process of measurement, if ambient light is too dark to read, press
"B.L/HOLD" key to open the backlight, the backlight will automatically turn
off after about 30 seconds.
• During this period, pressing "B.L/ HOLD" key more than two seconds will
turn off backlight.
• In the current mode, the meter will turn on backlight and, at the same time,
it will turn on clamp head light. Backlight is LED with high current draw. The
backlight will turn off in about 30 seconds. If backlight is used often, it will
shorten battery life, so do not use backlight excessively.
Note: When battery voltage < 7.2V, the LCD displays "
tery voltage drops below 7.2 V, due to high working current. The "
may appear, and measurement accuracy is not guaranteed. Contimue to use
the meter normally without using backlight. Do not replace the battery until "
"symbol shows under normal cnditions.

4.8 Automatic Power-Off

• If there is no operation during any 15 minutes after turning the machine on,
the meter will enter suspended state, automatically powering off to save the
battery. Within 1 minute before shutdown, buzzer will sound five times. The
meter will then enter a dormant state.
• After automatic power-off, press FUNC key, the meter will turn on again.
• If the user holds "FUNC" key when powering on, it will cancel automatic
power-off function.
4.9 Measurement Preparation
• Turn the transfer switch to turn on the power. When battery voltage is low
(about<7.2V), LCD displays "
• " " symbol means that input voltage or current should not be more than the
specified value, which is to protect the internal line from damage.
KPS-PA70 • Digital clamp meter
" symbol. Replace the battery.
40
" backlight, the bat-
"symbol