Plc motor control - Study guides, Class notes & Summaries

The best way to keep dirt out of a bearing is to use. - Answer-a shield The 3 general classes of pumps are. - Answer-centrifugal, rotary and reciprocating When Is the best time to check a reducer for noise, oil leaks and hot bearings? - Answer-While running The purpose of a good preventative maintenance program is to. - Answer-Prevent unscheduled downtime The most important feature of a liquid lubricant. - Answer-Viscosity The insert or spider used in flexible jaw couplings allows for. - A...

What is a programmable logic controller (PLC)? - correct answer a specialized computer used to control machines and process. What is the standard programming language used with PLCs? - correct answer Relay ladder logic (RLL) The programmable controller operates in real time. What does this mean? - correct answer that an event taking place in the field...

MSSC EXAM TEST QUESTIONS AND CORRECT ANSWERS 2023 CNC (Computer Numerical Control) refers specifically to a computer that controls what aspect of the machine? - Memory - Graphics - Motion - The counting process - ANSWER - Motion __________ is a live direct or indirect view of a physical, real-world environment whose elements are overlaid by computer-generated sensory input such as sound, video, graphics, or GPS data. - Augmented reality - Virtual reality - Manufacturing realit...

1. For the timer relay contact shown, when the relay coil is energized, there is a time delay before the contact closes. TRUE Bloom's: Object 1. Factual Bloom's: Verb 1. Remember Chapter: 07 Programming Timers Difficulty: Easy Gradable: automatic Learning Objective: Describe the operation of mechanical timers Section: 07.01 Mechanical Timing Relays Subtopic: Mechanical Timers Topic: Programming Timers Units: NA 2. For the timer relay contact sh...

Identify the main function of a power supply module. - correct answer Its supplies DC power to other modules. What is a programmable logic controller (PLC)? - correct answer A PLC IS A specialized computer used to control machines and process. Identify the main function of a programmable device. - correct answer It is used to enter the desired program...

4 main comp. of programmable logic controller - correct answer processor, power supply, I/O, programming device define interface - correct answer two systems interacting with one another Define real world - correct answer physical devices that need to be hardwired Define discrete - correct answer I/Os ...

BTEC International Business Unit 5 Assignment 1 Why Trade Internationally? In my essay I will be presenting the reasons why two businesses (BMW and River Island) operate in contrasting international markets. Using the information from this research I will equally proceed in explaining the types of finance available for international business and the main features of globalization that affect BMW and River Island. In addition to this I will explore the role of trading blocs on internation...

Once a repair is completed, technicians must ___. - Answer-Carefully record the problem, causes, and solutions ___ maintenance is scheduled work required to keep equipment in peak operating condition. - AnswerPreventive ___ maintenance is performed to minimize emergency work and ensure reliable and efficient operations. - Answer-Scheduled A ___ is a document that details specific maintenance tasks to be completed. - Answer-Work order The ___ is a federal government regulatory agency that r...

PLC Ch. 6 Practice Exam Questions & Answers. Explain the basic operating principle of an electromagnetic control relay. - CORRECT ANSWER An electrical relay is a magnetic switch. It uses electromagnetism to switch contacts. What is the operating difference between a normally open and a normally closed relay contact? - CORRECT ANSWER Normally open (NO) are open when no current flows through the coil but close as soon as the coil conducts a current or is energized. Normally closed (NO) c...

A __________ is used to drive a motor at speeds that vary from zero to a maximum speed using digital or analog control signals. - correct answer variable speed drive (VSD) What function do the reverse and forward contactor instructions serve that are identified in the reversing motor control program shown? - correct answer interlock Two applications in which interlocks are used are: __________ and...