IDEC SMARTRELAY User Manual

IDEC SmartRelay Manual
231
IDEC SmartRelay functions
4.4 Special functions list - SF
4.4.35 Max/Min
Short description
The Max/Min function records the maximum or minimum value of Ax.
Symbol in
IDEC SmartRelay
iring Description
En A signal at input En (Enable) outputs an analog value
to A, depending on the settings of parameters ERst
and Mode.
S1 S1 functions only when the parameter Mode is set to 2.
If Mode is set to 2, a change in status from 0 to 1 at
input S1 (selector) outputs the maximum value to A.
If Mode is set to 2, a change in status from 1 to 0 at S1
outputs the minimum value to A.
Ax Input Ax is one of the following analog signals:
 AI1 to AI8 ()
 AM1 to AM64
 NAI1 to NAI32
 A1 to A8
 NA1 to NA16
 Block number of a function with analog output
Parameter Mode:
Possible settings:
0, 1, 2, 3
Mode  0: A  Min
Mode  1: A  Max
Mode  2 and S1 0 (low): A  Min
Mode  2 and S1 1 (high): A  Max
Mode  3: A  Actual value of Ax
ERst (Enable Reset):
Possible settings:
ERst  0: disable reset
ERst  1: enable reset
Retentivity:
/  no retentivity
R  the status is retentive
Output A The function issues a minimum, maximum, or current
value at A, depending on your configuration.
 AI1 to AI8: 0 V to 10 V corresponds with 0 to 1000 (internal value).
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IDEC SMARTRELAY Specifications

General

Brand	IDEC
Model	SMARTRELAY
Category	Other
Language	English