22905-1280687196-dasar_pemrogrsman_plc
Zelio Manual
Automation[1]
Chapter 2 PLC Selection, Components, and Communication.
PLC Lab programs
CHE 185 – PROCESS CONTROL AND DYNAMICS CONTROL OF BATCH PROCESSES.
Counters Count Up/Down Counter (CTUD) Counts up each time the count up (CU) input turns on and counts down each time the count down input (CD) turns.