Page 912 - Mechanical Engineers' Handbook (Volume 2)

904 Index

Telemetry, 69 switches/connectors/zone boxes/
Telemetry Group/Range Commanders reference baths, 142–144
Council, 92 and thermoelectric theory, 135–136
Telemetry system, 69 types/ranges of, 132–135
Temperature: zone-box circuits, 138–139
standards of, 117 Thermodynamics, first law of, 304
and strain gages, 76 Thermoelectricity laws, 139–141
Temperature coefficient, 103 Thermoelectric polarity order of metallic
Temperature compensation, 87, 89–91 materials, 133
Temperature gradients, 184 Thermoelectric theory, 135–136
Temperature measurement, 132 Thermometers, 171–172
Temperature-sensitive coatings, 173–174 Thermostats systems, 388
Temperature transducers, 391 Thermowells, 150
´
Tension-testing machine, 50–52 Thevenin equivalent, 44, 45
´
Terminal line, 94 Thevenin’s theorem, 119
Thin-film thermocouples, 151
Testing phase (system design), 290–291
Third-order systems, step response for,
Test input signals, 329, 331
Tetrahedron of state, 37 535
Third-party acquisition systems, 226
Texas Instruments, 869
Three-mode controllers, 404
T flip-flops (T FFs), 245
Theoretical characteristics, 4 Three-phase brushless motors, 554, 555
Theoretical slope line, 94 Three-phase stepper motor, 563
Three-port element, 310, 311
Thermal equilibrium, 117 Three-position on–off device with
Thermistors, 161–167, 391 hysteresis, 373
circuits/peripheral equipment, 165–166
Three-term controllers, 540
electrical characteristics of, 163, 164
Three-way servovalves, 582
physical characteristics of, 161–163 Three-wire bridge circuit, 155, 156
and resistance–temperature relationship,
Threshold, 4
166–168
Through variable, 119
thermal characteristics of, 163–165 Through variables, 303, 304
types/ranges of, 161 Time-based data acquisition, 214
Thermo-chromic liquid crystals, 170–171 Time constant, 155
Thermocouples, 132–151 Time-domain design, 523, 527–531
accuracy with, 144 Time-domain reflectometry, 171
alloys used in, 134 Time-domain response, 523, 527–531
extension wires for, 135 Time lag, 496, 497
gas-temperature, 150–151 Time-series forecasting, 276
graphical analysis of circuits, 137–138 Time standards, 116–117
installations for surface temperature Time-varying systems, 365–366
measurement, 151 Toolboxes, 438
and laws of thermoelectricity, 139–141 Tool motion statements, 707–710
parallel-connected materials, 147–148 Tools, robot, 711–712
peripheral equipment, 133, 135 Torque-to-inertia ratio, 557, 559
self-validating, 149, 150 Total truncation error, 358
service-induced inhomogeneity errors, Tracking applications, 770–772
144–147 Tracking errors, 624
spurious emf due to corrosion/strain, Tracking feedback, 794
148, 149 Trajectory, 371