RKI Instruments RM-5000 Series Indicator/Alarm Unit - Manual (Page 51)

6 Operations and Functions 6-4. Other functions
- 51 - RM-5000
<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.
Peak display