Input interface modules, accept signals from the machine or process devices ( 120V ac) and convert them into signals (5V dc) that can be used by the controllers. Output interface ... In addition, there is some means of connecting field wiring on the I/O module housing. ... It is designed to plug into a slot or connector in the I/Oanbsp;...
|Author||:||Kalsi H S|
|Publisher||:||Tata McGraw-Hill Education - 2004|