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<strong>Linear</strong> <strong>Actuators</strong>Electrical Wiring DiagramsDC-actuatorsElectrak PPA-DCDPDT Switch(–)RetractOffExtendBlackActuatorInputVoltageRed(+)BlackRed4With Optional Endof Stroke Limit 5Switches Output6BlackRedWith OptionalPotentiometerOutput456BlackRedWith OptionalEncoderOutput456BlackRed1WithOptional 2Encoder3and4End of StrokeLimit Switches 5Outputs6(+)(–)(+)S(–)Connect the black lead to positive and red to negativeto extend the actuator. Change polarity to retract theactuator. The encoder is supplied with 4.5 - 12 Vdcbetween terminals 4 or 1 and 6 or 3 and the pulse trainsignal is generated on terminal 5 or 2. The potentiometeroutput has 0 ohm between terminal 4 and 5 when theactuator is fully retracted.www.thomsonlinear.com39