There are two types of oxygen sensors. 1. Zirconia type. 2. Galvanic type or Electrochemical type. Zirconia type Oxygen probe: The probe contains a sensing element, comprising a thimbleshaped zirconia cell fitted with inner and outer electrodes at its closed end. The inner electrode is exposed to the flue gas entering the open end of the cell;...

The term Conductance refers to the readiness of materials to carry an electric current. Liquids which carry an electric current are generally referred to as electrolytic conductors. The flow of current through electrolytic conductors is accomplished by the movement of electric charges (positive and negative ions) when the liquid is under the influence...

Overview PROFIBUS is an open, vendor-independent protocol that became part of the international standard IEC 61158 in 2000. Profibus or Process Field Bus is a standard within field bus communications in the automation industry. A network for industrial computers made to withstand high amounts of noise. The two wire Profibus cable makes different...