Programmable Logic Controllers: Principles and Applications |
Contents
Introduction | 3 |
PLC System Description | 9 |
Internal Operation of the CPU and IO Modules | 25 |
Copyright | |
21 other sections not shown
Common terms and phrases
accomplished addition Alternate analog application basic binary bits block button cell chapter circuit closed coil common COMPARE connected contacts continuous conversion conveyor count counter decimal Describe Destination devices discussed electrical electronic Enable energized example EXERCISES format four function gate goes illustration indicates industrial input input module interval ladder diagram Letter light Limit List logic machines manual manufacturer Matrix memory mode module monitor motor MOVE multiple needed normally Note Operand operation output output module pattern PLC program position problem procedure production pulses relay reset result robot scan screen seconds sequence shift shown in figure shows signal similar single specified Start starts Station status step stop switch takes terminals timer tion turned typical voltage wires