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Relays

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     Reed Relay
        · Radio Shack Brand
        · Part #275-232
        · SPST
        · N.O. configuration
        · 5V Coil Rating
        · 20mA nominal current
Power Relay
   · Potter and Brumfield Brand
   · T90S1D12-5
   · SPST
   · N.O. configuration
   · 5V Coil Rating
   · 160mA Nominal Current
 

 
Block diagram illustrates how relays are used to control each motor.

 


Schematic shows wiring of a power relay box.