Siemens LOGO! Series Manual page 219

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Gain and offset parameters
For more information on the gain and offset parameters, refer to topic "Calculating the gain
and offset of analog values (Page 154)".
Parameters On and Off
The on threshold On and the off threshold Off can be provided by the actual value of another
already-programmed function. You can use the actual values of the following functions:
● Analog threshold trigger (Page 213) (actual value Ax)
● Analog amplifier (Page 226) (actual value Ax)
● Analog multiplexer (Page 248) (actual value AQ)
● Analog ramp (Page 251) (actual value AQ)
● Mathematic instruction (Page 265) (actual value AQ)
● PI controller (Page 256) (actual value AQ)
● Up/down counter (Page 201) (actual value Cnt)
If your LOGO! is a LOGO! 0BA7, you can additionally use the actual values of the following
functions:
● Analog filter (0BA7 only) (Page 271) (actual value AQ)
● Average value (0BA7 only) (Page 276) (actual value AQ)
● Max/Min (0BA7 only) (Page 273) (actual value AQ)
● On-delay (Page 160) (current time Ta)
● Off-delay (Page 164) (current time Ta)
● On-/Off-delay (Page 166) (current time Ta)
● Retentive on-delay (Page 168) (current time Ta)
● Wiping relay (pulse output) (Page 170) (current time Ta)
● Edge triggered wiping relay (Page 172) (current time Ta)
● Asynchronous pulse generator (Page 175) (current time Ta)
● Stairway lighting switch (Page 179) (current time Ta)
● Multiple function switch (Page 182) (current time Ta)
● Stopwatch (0BA7 only) (Page 198) (actual value AQ)
● Analog comparator (actual value Ax - Ay)
● Threshold trigger (Page 210) (actual value Fre)
Select the required function by the block number.
LOGO!
Manual, 04/2011, A5E03556174-01
LOGO! functions
4.4 Special functions list - SF
219

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