Rievtech PR-12 Series, User Manual And Programmers Manual

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Example:
6.7.3 SQRT
Input/output Operand Data type
IN VD, ID, QD, MD, SMD, SD, LD, AC,constant, *VD, *LD, *AC Real number
OUT VD, ID, QD, MD, SMD, SD, LD, AC, *VD, *LD, *AC Real number
SQRT:Enter a 32 bits real number(IN).Take “ IN ” square
root and output 32 bits real number.
Formula:
OUT IN
=
error conditions:
SM1.1
Overflow
Special memory bits:
SM1.0
Zero result
SM1.1
Overflow
SM1.2
Negative result
SM1.1 is used for indicating overflow errors and illegal values.