Promax PD-185, Инструкция по эксплуатации

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USER’S MANUAL PD-185
Page 10 11/2015
1. LCD Display.
3-3/4 digit (3999 maximum) with automatic decimal point analog
bar graph, low battery and full annunciators for function and unit
of measurement.
2. RANGE Button
Button, which allows selecting the range manually, or switching
to the automatic mode (in this mode appears on display the
“AUTO” indicator). After each pressing the higher range is
selected and, if it is hold pressed, the automatic mode is
activated.
3. REL Button
When the REL button is pressed the present reading
become the zero reading and all subsequent readings are
displayed relative to this value. This function is cleared by
pressing the
REL button >1 sec which returns the meter to
normal operation.
4. PEAK± Button.
Record the peak+ or peak- value in a measurement. It is usable
with AC/DC voltage, AC/DC current measurements. If the
pressed time > 2 sec, the
PEAK function will enter to calibration
mode, the LCD will show " CAL " and the internal buffer will
remember the internal OP off set voltage then back to the
measure mode. Response time: More than 1 ms.
5. Selector Rotary Switch Function.
This rotary switch selects function and range needed. Each time
the rotary switch is moved from OFF to a function setting, all
LCD segments will turn on for one second.