JCH-3WinchControllerfrowellloggingunitMainApplicati***andFeaturesAdoptadvancedfrequencyconversiontechnologytocontrolthewinchAutomaticc***tantspeedandmanualspeedcontrol,automaticoverloadprotectionAutomaticadditionandsubtractiontocalculatethedepth,withdeptherrorautomaticcompensation.UseofcommercialpowerorACpowergeneratorSelf-lockingfunctionwhilewinchascendinganddescendingSteadyinvelocitywithoutjitterinfullspeedrangeTechnicalSpecificati***SpeedRange:1~29.9m/minDepthError:≤0.4‰DepthRange:0~9999.99mPowerSupply:AC220V&plu***n;10%50Hz&plu***n;5%ContinuousWorkingTime:≤24hrDepthPulseEquivalent:0.25mm/pulseWorkingTemperature:-10℃~+70℃Volume:305×200×220mm,Weight:＜3kgPowerC***umption:＜1.5kWC***tantSpeedRange:0.5~20m/min,Error:&plu***n;10%,&plu***n;1)