![]() Introduction Analogue outputs may be used to produce variable reference signals for devices such as: # Control valves # Chart recorders # Electric motor drives # Pressure transducers # Analogue meters ![]() Introduction S7-200 configuration programming software Īnalogue I/O = Typical analogue signals from 0-10 VDC or 4-20 mA = They are used to represent changing values such as speed, temperature, weight and level Introduction S7-200 configuration outputs Introduction S7-200 configuration inputs Introduction S7-200 configuration I/O numbering Introduction S7-200 configuration status indicator Introduction S7-200 configuration expansion modules Introduction S7-200 configuration optional cartidge Introduction S7-200 configuration mode switch and analog adjustment ![]() History Large projects requirements - More inputs and outputs points -Large program memory -Several programming instructions -Communication with other equipments -Deal with analogue signals -Deal with large number of counters, timers and markers Ĭourse contents Introduction to PLC Bit logic compare Timers Counters Memory instructions Analog I/O Move, shift Practical examples PLC history Classical control - More complicated - Longer time for maintenance - Time consuming troubleshooting - Occupies larger area in switchboards - Requires more wiring - Standard reliability
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