Riken Keiki EC-6002, Руководство по эксплуатации

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6 Operations and Functions 6-4. Other functions
RM-6000
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<Peak Hold Function>
The maximum (or minimum) concentration value after an alarm is triggered is displayed using the bar meter
blinking and a numeric value even after the reading returns to a normal status. The numeric value is
displayed in 1-3.PEAK in the maintenance mode (user).
To disable the peak display, keep the SET key pressed in 1-3.PEAK in the maintenance mode (user).
<Calibration History/Alarm Trend History/Event History Functions>
The indicator/alarm unit has history functions. To use these functions, please contact RIKEN KEIKI.
<Dimming Function for Display>
Power lamp and LCD backlight under normal state can be dimmed. (Default: Off <bright>)
Keeping the DIMMER key pressed switches between On <dark> and Off <bright>. Note that this function is
disabled while an alarm is activated.