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 | 0 | and | 8 | simultaneously for 3 seconds or more to display the [Input filter] programming screen. |
CLEAR | ALARM |
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
Input filter
Input filter: 0 (none)
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0.63
Input filter: T (T = 1 to 10)
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<Example> To the time constant 5 seconds in CH2
| Operation screen | DISP | |||
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| 8 | ） |
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[Check] |
| 3 sec. or more | Ref. 1 | ||
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| Channel | SET |
| Time constant | |
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[To be ready for programming] | END |
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| Cursor | 2 |
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[Programming channel] | TAG |
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[Programming time constant] |
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YES | Error message appears? |
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Keys other than |
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SHIFT | NO |
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| Temporarily stored |
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| ENTRY |
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YES | Program other channels? |
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| SHIFT | ＋ | SET |
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| END |
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| Stored |
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Reference 1 Other channels check
Press | % | or | / | to change |
channels. The input filter time constant of other channels can be checked.
Reference 2 | Programming range |
of time constant |
0, 1 to 10
If “0” is programmed, the input filter is disabled.
Reference 3 Storing
Store the [temporarily stored] parameters into memory.
(A programming change mark is printed.)
