Introduction to Industrial Automation

430

 

◾

 Index

H

Hardware components, 19–75

actuators, 19–37

electric, 20–23

electric contact classification, 33–35

general purpose relays, 29–30

latching relays, 30–31

MEMS, 24

overview, 19–20

pneumatic, 24

power relays, 27–29

pulse bistable relays, 31–32

relays, 25–27

solenoid linear actuators, 35–37

SSRs, 32–33

counters and hour meters, 72–73

encoders, 73–75

reed relays, 70–71

sensors, 37–64

overview, 37–38

photoelectric switches, 47–50

proximity switches, 40–47

thermal overload relays, 38–40

specific solenoid actuators, 71–72

three-phase monitoring relays, 69–70

timers, 64–69

cam, 67–69

electronic, 64–65

motorized/electromechanical, 66–67

pneumatic, 65–66

Heat treatment process, in chamber furnace, 396–397, 

397f

Hexadecimal arithmetic systems, 415–417, 415t, 416f

parity checking, 416–417

Holding torque, 23

Hot junction, defined, 60

Hour meters, 72–73

Human machine interface (HMI), 16, 223

Hydro-lubricated pumps, 84

I

IEC, see International Electrotechnical Commission (IEC)

IEC 60529 standard, 243

IEC 61131 standard, 273–278, 274f–277f

IEC 61131-3 standard, 198, 273

PLC programming and, 292

additional instructions, 297–298, 297f, 298f

applications, 329–347, 329f, 331f–339f, 342f, 

344f–346f

automation program structure, 280–281, 280f

Boolean logic and activation instructions, 

300–315, 300f–314f

familiarity with RLO, 298–300, 298f–300f

Function Block Diagram (FBD) language, 274, 

274f

highlights and restrictions, 292–300, 293f–300f

Instruction List (IL) language, 274–275, 275f

intelligence restrictions, 294–296, 295f

Ladder Diagram (LD) language, 273–274

mathematical operations, 327–329, 328f

number of LAD instructions per rung, 296, 296f

objectives, 273

order of rungs, 296–297, 297f

parallel or serial execution of LAD instructions, 

292–294, 293f–294f, 294t

Sequential Function Chart (SFC) language, 

276–277, 276f, 277f

structural programming, 278–281, 279f, 280f

Structured Text (ST) language, 275–276

with timers and counters, 315–323, 316f–322f

using structural programming, 323–327, 324f, 

326f–327f

IEC 62305 standard, 253

IL language, see Instruction List (IL) language

Implementation, of automation circuit, 105–106

Incremental encoders, 74–75

Inductive proximity switches, 40, 42, 44

Industrial applications, 381–408

assembly machine, feeder system of, 398–399, 398f

automated billiard table, PLC-controlled, 388–389, 

389f

automated filling of two milk tanks, 389–390

barrel-filling system for dry bulk material, 405–406, 

406f

chemical cleaning process of metallic objects, 

392–393, 393f

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

conveyor system

for an assortment of objects by pairs, 381, 382f, 

383

combined operation of two conveyor belts, 392, 

392f

for transferring granular material with weight 

control, 384–385, 384f

electro-pneumatic system for pickup and lay down of 

plastic containers, 406–408, 407f

heat treatment process in chamber furnace, 396–397, 

397f

inlet and outlet rate monitoring of transferred 

objects, 402, 402f

machine with three operational states and an 

acknowledgement signal, 392, 393f

metal plate rolling mill machine, 402–403, 403f

multiple bottle packing station, 404–405, 405f

object painting and transporting system, 403–404, 

404f

overview, 381

packaging system of balls, 383–384, 383f

processing and repairing stations set, modular 

programming for, 390, 391f

retentive reciprocating movement of worktable, 

387–388, 387f

---