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47DAC OPERATING MANUAL EM-9518-B Rev.4
27. RETAINING MAX AND MIN VALUES
MAX and MIN values can be confirmed while in Measuring Mode. Each time pressing Max/Min button during Measur-
ing Mode, the indication is switched in the order of MAX value to MIN value and back to original indication. MAX value is
updated while it is indicated. MIN value is updated while it is indicated.
Indication or reset of the MAX and MIN values depends on the MAX/MIN display control lockout setting.
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MAX/MIN DISPLAY CONTROL LOCKOUT
MAIN DISPLAY
FUNCTION
DEFAULT VALUE
Unlock MAX/MIN display control
Lock MAX/MIN display reset
Lock MAX/MIN display control
NOTE
The MAX/MIN display control lockout limits the MAX/MIN display and reset via the front button control but does not limit
indication with the BCD output or via Modbus communication, and reset with the RESET signal or via Modbus communi-
cation.
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MAX AND MIN VALUES
MAX and MIN values are updated while in measuring.
(1) The internal memory is reset for approx. 3 seconds after the power is on, and the unit starts to measure MAX and MIN
values.
(2) Hold down Max/Min button for 1 second or more to reset the MAX and MIN values and then the unit starts to measure
MAX and MIN values again.
(3) The internal memory is reset for approx. 3 seconds after the power is off and on again, and then the unit starts to meas-
ure MAX and MIN values again.
NOTE
With the MAX/MIN display control lockout set to ‘LV1’, resetting with Max/Min button is not available.
Display value
MAX value
MIN value
Measurement
Reset
Reset
Reset
Measuring
(1)
(2)
(3)
Measuring
Holding
down
Approx. 3 sec.
Approx. 3 sec.
Power
ON
ON
OFF
1 sec.
Max/Min