IDEC SMARTRELAY User Manual

IDEC SmartRelay functions
4.4 Special functions list - SF
IDEC SmartRelay Manual
224
Setting the Par Parameter
The following illustration shows the view in programming mode that corresponds to the first
example:
View in parameter assignment mode:
4.4.32 Analog Math
Short description
The analog math block calculates the value A of an euation formed from the user-defined
operands and operators.
Symbol in
IDEC SmartRelay
iring Description
Input En A change in the status from 0 to 1 at input En (Enable)
enables the analog math function block.
Parameter V1: first operand value
V2: second operand value
V3: third operand value
V4: fourth operand value
Op1: first operator
Op2: second operator
Op3: third operator
Operator Prio: priority of the operands
en  0:
0: reset value of A to 0 when En0
1: retain last value of A when En0
p: number of decimals
Range of values: 0, 1, 2, 3
Output A The output A is the result of the euation formed
from the operand values and operators. A will be set
to 32767 if a divide by 0 or overflow occurs, and -
32768 if a negative overflow (underflow) occurs.
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IDEC SMARTRELAY Specifications

General

Brand	IDEC
Model	SMARTRELAY
Category	Other
Language	English