Explains how PLSs are designed for accurate control of repetitive, high-speed machine functions, such as turning devices on and off based on the exact position of a rotating shaft.
Companies in this article
Electro Cam Corporation: PLCs vs. PLSs
A new eight-page white paper from Electro Cam (Roscoe, IL) describes how PLCs and programmable limit switches (PLSs) differ. Describes how PLCs are designed for low-speed processes such as receiving input signals from sensors and limit switches and sending output signals to actuators, solenoid valves, motors and pneumatic cylinders.
Sep 30, 1998
Machinery Basics
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