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RANGE HOLD
Press RANGE to select the manual range mode, then the word AUTO will disappear
(the meter remains in the range it was in when manual range was selected). In the manual
range mode, each time you press range button, the range increases, and a new value is
displayed. To exit the manual range mode and turn to the auto ranging, press and hold down
range switch for 2 seconds the word AUTO will appear again.
RS-232C (DM532 / DM532T)
Measuring in the RS-232 port DATA pc mode Pc program is avaliable at EZ digital homepage Please
Download.
REL (DM531 / DM531T)
For resistance, frequency, capacitance measurements, this button enables the relative change function.
When pressed the value is stored, and all new measurements are displayed as their difference from
the stored value.
* Auto power off - The auto power off sign on the LCD panel indicates the meter is working in the
auto power off mode. if the meter idles for more than 30 minutes, the meter automatically turns the
power off. When this happens, the state of the meter is saved, the meter can be turned back on by
pushing any key switch or changing the rotary switch. The meter will give an alarm in 15 seconds
before the meter automatically turns the power off. To disable the auto power off function, power up
the meter while pressing either the range, REL or MAX/MIN switch.
