![background image](http://html1.mh-extra.com/html/omega/rd2800-series/rd2800-series_user-manual_4188131083.webp)
-79-
11.OTHER PROGRAMMING
11.13 Input Filter
The input filter has a function to stabilize the measuring input. This function can be programmed for each channel.
Press and simultaneously for 3 seconds or more to display the [Input filter] programming screen.
1
Input Filter
A CR filter is mounted in the measuring circuit. In addition, a
software filter (called as “input filter”) for the “primary delay
computation” is also installed to smooth slight variations of the
measuring input. The value for the programming is
corresponding to “Time constant: T”.
2
Programming Flow Chart
<Example> To the time constant 5 seconds in CH2
Operation screen
[Check]
( + )
3 sec. or more
[To be ready for programming]
[Programming channel]
[Programming time constant]
Error message appears?
Temporarily stored
Program other channels?
+
Stored
Press or to change
channels. The input filter time constant of
other channels can be checked.
0, 1 to 10
If “0” is programmed, the input filter is
disabled.
Store the [temporarily stored]
parameters into memory.
(A programming change mark is
printed.)
T
A
0.63
Input filter: 0 (none)
Input filter: T
(T = 1 to 10)
Input filter
Channel
YES
NO
Cursor
Cursor
Time constant
Cursor
YES
NO
Programming range
of time constant
0
CLEAR
8
ALARM
DISP
SET
END
2
TAG
ENTRY
ENTRY
SET
END
SHIFT
%
/
0
CLEAR
8
ALARM
Storing
Reference 3
Other channels check
Reference 1
Reference 2
Ref. 2
Ref. 1
Keys other than
SHIFT
°
F
5
DATA I