Yokogawa Data Acquisition with PID Control CX2000 - Manual (Page 31)

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Configuring the DX1000/DX2000
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Index
Turning Computation ON/OFF
Set whether or not to perform computation for each computation channel.
Entering Expressions
Enter an expression using up to 120 characters. You can display the variables or constants
list and add one of the variables or constants in the list to your expression simply by
clicking it. For details related to the expression, see the DX1000/DX2000 User’s Manual.
Click the tab to display
a list of that item
Span (Display Span) and Point
Sets the upper and lower limits of the display.
The range is from –9999999 to 99999999. Set the number of digits to the right the
decimal to four digits or less (0 to 4).
Unit
Enter the unit using up to six characters.
TLOG (TLOG Computation)
Timer
Select the timer number to use.
Sum Scale
Set the sum scale to [/s], [/min], [/h] to match the unit of the measured value.
Example: If the unit of the measured value is “m
3 /min,” select [/min].
OFF: Sums as-is the measured data per scan interval.
Reset
To reset the TLOG computed value at each interval, select [ON].
Alarm and Tag
The settings are the same as the measurement channels. For details, see section 3.3,
“Setting the Measurement Channel, Ext. Channel.”
3.4 Setting the Computation Channels