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PLCs - Coggle Diagram
PLCs
PROGRAMMABLE LOGIC CONTROLLERS
INDUSTRIAL SOLID STATE COMPUTER
READ SIGNALS
INPUT
KEYBOARDS,SWITCHES, SENSORS...
OUTPUT
LIGHTS,MACHINE MOTORS,BUZZERS,SOLENOID VALVE
CPU
BRAIN OF PLC
EXECUTE INSTRUCTIONS,CHECK IT OUT PLC TO AVOID ERRORS
ROM
STORE DATA FOR OPERATING SYSTEM
RAM
STORE STATUS INFORMATIONS
NOW
BEST CONTROLLERS
USED MOST IN INDUSTRY
BEFORE
NOT PERFORM WELL