Major tech MTD70T Руководство по эксплуатации - Страница 10
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5.7. Non-Contact AC Voltage Measurements
WARNING: Risk of Electrocution. Before use, always test the Voltage
Detector on a known live circuit to verify proper operation
1. Touch the probe tip to the hot (LIVE) conductor or insert into the hot
(LIVE) side of the electrical outlet.
2. If AC voltage is present, the detector red LED light will illuminate.
a. NOTE: The conductors in electrical cord sets are often twisted. For
b. NOTE: The detector is designed with high sensitivity. Static electricity
5.8. Data HOLD
To freeze the LCD reading, press the HOLD button. While data hold is
active, the HOLD icon appears on the LCD. Press the HOLD button again
to return to normal operation.
5.9. Flashlight & LCD Backlight
The LCD is equipped with backlighting for easier viewing, especially in
dimly lit areas. Press the
LCD backlight on. Press once again to turn the Flashlight and
backlight off. The both work simultaneously.
5.10. Range Function
Press the RANGE key to activate the manual mode and to disable the Auto
range function. The symbol "AUTO" disappears from the upper left part of
the display. In manual mode, press the RANGE key to change measuring
range: the relevant decimal point will change its position. The RANGE key
is not active in positions
selects the most appropriate ratio for carrying out measurement. If a
reading is higher than the maximum measurable value, the indication "OL"
appears on the display. Press and hold the RANGE key for more than 1
second to exit the manual mode and restore the Auto range mode.
5.11. Automatic Power OFF
In order to conserve battery life, the meter will automatically turn off after
approximately 15 minutes. To turn the meter on again, turn the rotary
function switch to the OFF position and then to the desired function range.
To cancel the auto power off function, press SELECT button and turn on
the power with the rotary switch at the same time.
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best results, rub the probe tip along a length of the cord to
assure placing the tip in close proximity to the live conductor.
or other sources of energy may randomly trip the sensor. This
is normal operation.
button for 3 seconds to turn the Flashlight and
,
. In Auto range mode, the instrument