The electronic microprocessor sequencer model “MT” uses advanced microprocessor technology, expressly designed to control the interval and pulse time of diaphragm valves, focusing on reverse pulse-jet systems with pneumatic cleaning procedures. All the technical characteristics satisfy the “CE” Directives which relate to the various protections relating to the terminal board, respecting the distances on the printed circuit boards, galvanic separation, etc. The product has therefore been tested by an authorized laboratory which have issued a certificate which authenticates and verifies that the Mecair product conforms with the following European Regulations: 89/336 EEC and 93/68 EEC.