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AR, arithmetic function block
181
02/16 MN05013001Z EN
AR, arithmetic function
block
The arithmetic function block is used for all four basic
calculations:
• add
• subtract
• multiply
• divide.
easySafety allows the use of up to 16 arithmetic function
blocks.
Function block
Figure 73:
Arithmetic function block
a
Inputs AR..I1 and AR..I2: The value at input I1 is associated
with the value at I2 via the arithmetic operation.
b
Contact A..CY: Closes when the permissible value range is
exceeded.
c
Contact AR..ZE: Closes when the value at output AR..QV equals
zero.
d
Output AR..QV: Outputs the calculation result.
AR...
ARithmetic
QV>
CY
ZE
>I1
>I2
DW
DW
DW
a
b
c
d
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