Mitsubishi Electric MELSEC iQ-R Series - Page 1371

11 PROCESS CONTROL INSTRUCTIONS
11.5 Arithmetic Operation Instructions
1369
11
■Input data
■Block memory
■Operation constant
Processing details
This instruction adds the data of input values (E1 to En) with a coefficient.
The S.ADD instruction performs the following operations.
BW=(K1E1)+(K2E2)...+(KnEn)+B
When the number of inputs (n) is 0, the output value (BW) becomes bias (B).
Operation error
Operand: (s1)
Device Symbol Name Recommended range Data type Standard
value
Set by
+0 n Number of
inputs
0 to 5 16-bit unsigned
binary
 User
+1
+2
E1 Input value 1 -999999 to 999999 Single-precision
real number
 User
+3
+4
E2 Input value 2

+2n-1
+2n
En Input value n
Operand: (d1)
Device Symbol Name Recommended range Data type Standard
value
Set by
+0
+1
BW Output value -999999 to 999999 Single-precision
real number
 System
Operand: (s2)
Device Symbol Name Recommended range Data type Standard
value
Set by
+0 n Number of
coefficients
0 to 5 16-bit unsigned
binary
0 User
+1
+2
K1 Coefficient 1 -999999 to 999999 Single-precision
real number
1.0 User
+3
+4
K2 Coefficient 2

+2n-1
+2n
Kn Coefficient n
+2n+1
+2n+2
B Bias -999999 to 999999 Single-precision
real number
0.0 User
Error code Error content
3402H The value specified by (s1) or (s2) is a subnormal number or NaN (not a number).
3403H An overflow has occurred.
3405H The number of inputs (n) is less than 0 or greater than 5.
The number of coefficients (n) is less than 0 or greater than 5.