Introduction to Industrial Automation

 

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 Index

Network devices, 364–365, 365f

Network(s)

industrial, 15–16; see also Industrial networks, 

of PLCs

monitoring, 70

PLC, 13

topology

bus topology, 359, 359f

defined, 357

ring topology, 358–359, 358f

star topology, 357–358, 358f

two different, motor operation with power supply 

from, 94

Nomogram, for internal diameter calculation of 

pressurized air distribution pipe, 162–163

Numerical switches, 205–206, 206f

O

Object painting and transporting system, 403–404, 

404f

Object placement distance, 41

Object stamping machine, industrial automation of, 

179–181

Octal arithmetic systems, 413–414, 414f

Odd parity, 416

OFF-Delay timer, 64, 66, 317

ON and OFF operation, 4, 5–6

ON-Delay timer, 64, 65, 66, 317–318, 317f

Open Systems Interconnection model (OSI), 363, 364

Operating frequency, proximity switches, 41

Operating system, PLC, 225–226

Operation(s)

control of power transformer, 108–109, 110f

fault indication and, 83–84

machine, see Machine operation

n machines with pause under specific conditions, 

151–155

principle, relays, 25–27

pump

based on level control, 100

two pumps according to demand, 100–101

START/STOP, of motor, 122–124

states, 4, 5

three air compressors with predefined combinations, 

112, 113f

of two pumps with cyclic alteration, based on low-

high demand, 109, 111

Optical level switches, 57

OR logic, 307, 307f

in combination with AND logic, 308, 308f

Oscillating circuit, 54

Output devices, 211

Output Image Table, PLC, 195

Output impedance adjustment, PLC installation and, 

257–258

Overload relay tripped, 39

P

Packaging system, of balls, 383–384, 383f

Paddle-type liquid flow switches, 57, 58f

Palindromic movement, of worktable with memory, 

148–150

Papermaking process, stages, 1, 2f

Parity checking, hexadecimal arithmetic systems, 

416–417

Parking fullness check, PLC programming in, 332–333, 

333f

Peak pump, defined, 111

Periodic operation of machine, with two time 

constants, 88

Personal computers (PCs), 193

PLC vs., 193, 195

structure, 193–194, 194f

Photocells, see Photoelectric switches

Photo-coupled solid-state relay, 33f

Photoelectric switches, 47–50, 205

dark-on and light-on operation of, 49, 50t

defined, 47

for detection of humans, 101–102

diffuse-reflective, 49

exterior view, 47f

retro-reflective, 48–49

through-beam, 47–48

types, 47

PID algorithm, 376

PID control

current error, 374

described, 373–376, 374f

design, 373–374, 374f

in industry, 373–379

operation, 375

in PLCs, 376–379, 377f–379f

combination with interrelated sub-processes, 377, 

378f

independent and separate module, 377, 378f

PID algorithm, 376

PID FB controller, 376–377, 377f, 379

sequential control, 377, 378f

sequential execution, 377, 379, 379f

set point, 373, 374f

theoretical aspects, 373

tuning technique, 375–376

Ziegler-Nichols method, 376

PID FB controller, 376–377, 377f, 379

Piston based compressors, 161

Piston’s translation, speed of, 167

Piston stroke, length of, 167

Plastic balls, color-based separation of, 399, 401f

Plastic membrane wrapping, roller conveyor system for, 

399, 400f

Platinum, in RTD manufacturing, 61

PLCs, see Programmable logic controllers (PLCs)

Pneumatic actuation of valve, 174

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