Tag: Programmer

PLC Basic Process

PLC Basic Process: A PLC Basic Process is basically made up of the following sections, each of which has a unique function to perform in its operation. The sections are: Sensing inputs or controlling hardware PLC input hardware Controller or CPU Hand held programming device or personal computer Output PLC hardware Hardware output devices Sensing […]

Data Logger Operation

Data Logger Operation: Data Logger Operation – For proper understanding of a Data Logger Operation, it is essential to understand the difference between analog and digital signals. For example, measurement of temperature by a milli voltmeter, whose needle shows a reading directly proportional to the emf generated by the thermocouple, is an analog signal. However, […]