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Chapter 10 Relay, Optoisolator, and Stepper Motor Interfacing 1.

Published byErnest Crawford Modified over 8 years ago

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Presentation on theme: "Chapter 10 Relay, Optoisolator, and Stepper Motor Interfacing 1."— Presentation transcript:

1 Chapter 10 Relay, Optoisolator, and Stepper Motor Interfacing 1

2 Relay Diagrams 2

3 Selected DIP Relay Characteristics (www.Jameco.com) 3 Part No.Contact FormCoil VoltsCoil OhmsContact VoltsCurrent 106462CPSPST-NO5 VDC500100 VDC0.5 A 138430CPSPST-NO5 VDC500100 VDC0.5 A 106471CPSPST-NO12 VDC1000100 VDC0.5 A 138448CPSPST-NO12 VDC1000100 VDC0.5 A 129875CPDPDT5 VDC62.530 VDC1 A

4 ARM Connection to Relay 4

5 Selected Solid-State Relay Characteristics (www.Jameco.com) 5 Part No.Contact StyleControl VoltsContact VoltsContact Current 143058CPSPST4-32 VDC240 VAC3 A 139053CPSPST3-32 VDC240 VAC25 A 162341CPSPST3-32 VDC240 VAC10 A 172591CPSPST3-32 VDC60 VAC2 A 175222CPSPST3-32 VDC60 VAC4 A 176647CPSPST3-32 VDC120 VAC5 A

6 ARM Connection to a Solid-State Relay 6

7 Reed Switch and Magnet Combination 7

8 Optoisolator Package Examples 8

9 Controlling a Lamp via an Optoisolator 9

10 Rotor Alignment 10

11 Stator Winding Configuration 11

12 12 Clockwise Step #Winding AWinding BWinding CWinding D Counter Clockwise 11001 21100 30110 40011

13 Stepper Motor Step Angles 13 Step AngleStep per Revolution 0.72500 1.8200 2.0180 2.5144 5.072 7.548 1524

14 ARM Connection to Stepper Motor 14

15 Half-Step 8-Step Sequence 15 Clockwise Step #Winding AWinding BWinding CWinding D Counter Clockwise 11001 21000 31100 40100 50110 60010 70011 80001

16 Wave Drive 4-Step Sequence 16 Clockwise Step #Winding AWinding BWinding CWinding D Counter Clockwise 11000 20100 30010 40001

17 Selected Stepper Motor Characteristics (www.Jameco.com) 17 Part No.Step AngleDrive SystemVolts Phase Resistance Current 151861CP7.5unipolar5 V9 ohms550 mA 171601CP3.6unipolar7 V20 ohms350 mA 164056CP7.5bipolar5 V6 ohms800 mA

18 Common Stepper Motor Types 18

19 Using Transistors for Stepper Motor Driver 19

20 Darlington Transistor Listing 20 NPNPNPV CEO (volts)I C (amps)hfe (common) TIP110TIP1156021000 TIP111TIP1168021000 TIP112TIP11710021000 TIP120TIP1256051000 TIP121TIP1268051000 TIP122TIP12710051000 TIP140TIP14560101000 TIP141TIP14680101000 TIP142TIP147100101000

21 Controlling Stepper Motor via Optoisolator 21

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