Omega RD-MV100 Series, User Manual

Page: 137 / 299

7-3
Setting and Operating the Display
7
7.3 Setting the Display Rate (Trend)
The time period corresponding to 1 division on the time axis on the trend display is
specified. The time axis on the trend display is determined by the display rate. The
sampling interval of the display data is also determined by the display rate. The display
rate cannot be changed while data sampling is in progress.
Procedure
• These procedures are carried out in the setting mode.
• Use the arrow keys to move the cursor (blue) to the appropriate parameter. (The
parameters that cannot be changed are grayed.)
• The possible selections are displayed at the bottom of the screen. Select using the
soft keys.
• The parameter boxes that are changed are displayed in yellow. By confirming the
new settings, they change back to white.
Press MENU .
To display the setting screen press the soft key
#3
.
1
The numbers in front of the operating procedure shown below correspond to the
numbers in the above figure.
1. Display update rate (Time/div)
Select the display rate from 1 min, 2 min, 5 min, 10 min, 20 min, 30 min, 1 h, 2
h, and 4 h.
Confirming operation
To confirm the new settings, press the DISP/ENTER key.
To cancel the new settings, press the ESC key. A window appears for you to confirm the
cancellation. Select [Yes] using the arrow keys and press the DISP/ENTER key.
Note
When [Auto save] is set for saving data to the external storage medium, the [Auto save
interval] box is displayed under [Time/div]. [Auto save interval] is the interval at which the
display data residing in the internal memory are stored to the external storage medium. The
selectable values for [Auto save interval] vary depending on the [Time/div] setting. For the
setting procedure, see section 8.8.
Explanation
The display data sampling interval and the speed of movement of the trend along the
time axis
The following table shows the display rate, display data sampling interval, and the speed
of movement of the trend along the time axis
Display Rate (/DIV) 1 min 2 min 5 min 10 min 20 min 30 min 1 h 2 h 4 h
Display data 2 4 10 20 40 60 120 240 480
sampling interval (s)
Speed of movement of the 594 297 119 59 30 20 10 5 2.5
trend (Estimated value) (mm/h)