Manual , OnOff, PID with Fuzzy Logic Control Controller Accept input RTDs Thermocouples Single or Three Phase Mains Operated Single or Three phase Heater Control Output Control Device Contactor or Solid state Relay or Tyristor Capacity available 254070100120 A Fabricated wit Stainless Steel or MS with Powder Coated Power on , Heater on , Mains MCB switches Temperature Range 50 to 600 C , available 2 to 24 Zones