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Automating Manufacturing Systems - Process Control and ...

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plc wiring - 3.20<br />

Resistor Tapped Resistor Variable Resistor<br />

(potentiometer)<br />

+<br />

Rheostat<br />

(potentiometer)<br />

Capacitor<br />

Polarized Capacitor<br />

+<br />

Variable Capacitor<br />

Capacitor<br />

Battery<br />

Crystal Thermocouple Antenna<br />

Shielded Conductor Shielded Grounded<br />

Common<br />

Coil or Inductor<br />

Coil with magnetic core<br />

Tapped Coil<br />

Transformer<br />

Transformer magnetic core<br />

Figure 3.12<br />

JIC Schematic Symbols

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