Iso-Tech IDM 507 Instruction Manual page 14

Process multimeter
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Auto Hold
˙ Press the A-HOLD button to start the auto hold mode, and
press again to exit.
˙ In this mode, the meter show the indication "HOLD" on the
display.
˙ When the difference is bigger (> 50d) than hold data, and it
is also stable. Then the meter will automatically hold a new
data on the display.
˙ When the reading is smaller the limit, the auto hold mode is
not working.
Function
V
mV
others
Relative Δ
˙ Press the REL Δ button to start relative mode. The meter
remembers the presently reading as reference and shows
the indication "Δ" on the display.
˙ In this mode, the meter deducts the reference from each
reading, and shows the result on the display.
˙ Press the REL Δ button to select display (Reference or
Result). The indication "Δ" blinks on the display when it shows
the result.
˙ Press the REL Δ button > 1sec to exit this mode.
Maximum / Minimum / Average
˙ When blink cursor of menu is MAX / MIN / AVG, press the
ENTER button to start MAX / MIN / AVG mode.
˙ In this mode, the meter records each data to compare the
maximum and minimum. And calculate the average.
˙ You can move the blink cursor of menu to select what was
showed on the display.
˙ Press the CANCEL button to exit this mode.
Limit
< 0.1V
< 1mV
No Limit
13

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