Allen-Bradley micrologix 1500 Reference Manual

1 Publication 1762-RM001C-EN-P
Chapter 9
Compare Instructions
Use these input instructions when you want to compare values of data.
Instruction Used To: Page
EQU - Equal Test whether two values are equal (=) 9-3
NEQ - Not Equal Test whether one value is not equal to a
second value (
≠
)
9-3
LES - Less Than Test whether one value is less than a second
value (<)
9-4
LEQ - Less Than or Equal To Test whether one value is less than or equal
to a second value (
≤
)
9-5
GRT - Greater Than Test whether one value is greater than a
second value (>)
9-4
GEQ - Greater Than or Equal To Test whether one value is greater than or
equal to a second value (
≥
)
9-5
MEQ - Mask Compare for Equal Test portions of two values to see whether
they are equal
9-6
LIM - Limit Test Test whether one value is within the range of
two other values
9-7

Allen-Bradley micrologix 1500 Specifications

General

Processor Type	16-bit
Programming Language	Ladder Logic
Mounting	DIN rail or panel mount
Programming Software	RSLogix 500
Communication Ports	RS-232
Power Supply	24V DC
Operating Temperature	0°C to 55°C (32°F to 131°F)
Controller Type	Programmable Logic Controller (PLC)