rotary encoder All kinds of level control,tuning and timer setting in audio-visual equipment,monitor and communicater rotary encoderMechanical characteristicsActivation Forcewithout,Hollow shafttravel switchwithout,Hollow shaftrotary torque5±5mN.mPush pull strengthwithout,Hollow shaftload life20,000 cyclesElectrical characteristicsoutput signalA,B 2contact resistanceBefore500mΩ max. After5Ω max. ...