... ,LZZ/LZD(-F)metal tube flow meters,organism panel type purified flow meters,UHC magnetic flap liquid level meters ... five series and five hundred kinds products.Summary:Bimetallic indication thermal resistance (thermocouple) is an integration temperature measurement instrument ... the control room.Thetransmitted signals include Pt 100,K type and E type thermal resistance signals,also the (4~20)mA standard ...