Control and monitoring device - has plug cards controlling equipment and connected in parallel with each other and with microprocessor

摘要: The device is for an electrically operated plant with various equipment. It has a control unit in insert case consisting of plug-in cards connected each other. are the equipment through lines and possibly power contactors. They monitor (12) mechanically identical by their contacts (46, 48) parallel other microprocessor which determines functions individual accordance its own internal program.