Allen-Bradley MicroLogix 1100 Instruction Set Reference Manual

187 Publication 1763-RM001C-EN-P - October 2009
Chapter 9
Math Instructions
General Information
Before using math instructions, become familiar with the following topics
at the beginning of this chapter:
• Using the Math Instructions
• Updates to Math Status Bits
• Using the Floating Point (F) Data File
Instructions
Use these output instructions to perform computations using an
expression or a specific arithmetic instruction.
Instruction Used To: Page
ADD - Add Add two values 193
SUB - Subtract Subtract two values 193
MUL - Multiply Multiply two values 194
DIV - Divide Divide one value by another 194
NEG - Negate Change the sign of the source value and place it
in the destination
194
CLR - Clear Set all bits of a word to zero 194
ABS - Absolute Value Find the absolute value of the source value 195
SQR - Square Root Find the square root of a value 199
SCL - Scale Scale a value 196
SCP - Scale with Parameters Scale a value to a range determined by creating
a linear relationship
197
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Allen-Bradley MicroLogix 1100 Specifications

General

Processor	32-bit
Programming Software	RSLogix 500
Mounting	DIN rail or panel mount
Power Supply	24V DC
Type	Compact PLC
Digital Inputs	12
Digital Outputs	8
Analog Inputs	4 (depending on model)
Analog Outputs	Optional with expansion module
Programming Language	Ladder Logic
Operating Temperature	0 to 55 °C (32 to 131 °F)
Series	MicroLogix