Logix5000 Controllers General Instructions - SLAC Confluence

252 Compute/Math Instructions (CPT, ADD, SUB, MUL, DIV, MOD, SQR, SQRT, NEG, ABS)Determine the order of operationThe operations you write into the expression are performed by theinstruction in a prescribed order, not necessarily the order you writethem. You can override the order of operation by grouping termswithin parentheses, forcing the instruction to perform an operationwithin the parentheses ahead of other operations.Operations of equal order are performed from left to right.Order: Operation:1. ( )2. ABS, ACS, ASN, ATN, COS, DEG, FRD, LN, LOG,RAD, SIN, SQR, TAN, TOD, TRN3. **4. − (negate), NOT5. *, /, MOD6. − (subtract), +7. AND8. XOR9. ORPublication 1756-RM003I-EN-P - January 2007