... as metallurgy, paper making, petrochemical, pha WT4300E series EMF is widely applicable to industrialprocess control field, ... 16.8 ~ 31.2VDCOutput signal:4~20mA analog current signal and pulse signal output Power Functions,Convenient Application MaintenanceFlow ... reset, external totalizer stopPulse output: active/passive, frequency and pulse width adjustableTest and diagnosis: self-diagnosis, ...