MLC series PID temperature controller is a low cost robust pid controller offers basic features that will suit a lot of basic temperature control needs, works with thermocouple(K,E,J,N,T,S,R,B) and RTD(PT100,Cu50) inputs, controller comes with Relay and SSR Drive output at the same time, you can select the output based on the field application, maximum 2 alarms and works with main source 85~265Vac or 24VDC. the housing is made of fire resistance material and front panel with soft setting buttons