Example: printing machine electrical automation

1、PLC centralized control, steady and reliable function, simple operation, high level automation, and long-distance service which make the customers service much efficient and convenient.
2、Besides the button and indicator light for daily operation, there is also a touch screen where system parameter and technical parameter can be set to display the operation data and status of machines so that to check if the machine works well.

3、 Direct current driving engine and alternating current driving engine are available for customers to select. The direct current engine adopts 590 completely digital direct current adjuster of Britain Eurotherm with a precision of 0.1%. The alteranting current converter adopts the products of Danfoss with a low frequency torque of 200%.

4、Automatic closed loop control of drying channel tension. Tension feedback adopts mechanical floating roller to drive precise potentiometer or tension sensor. Tension control is finished by PLC software module with a precision of 2%.

5、Automatic tension control of coiling. Tension feedback adopts mechanical floating roller to drive precise potentiometer. Tension control is finished by PLC software module which can calculate diameter and taper, with a precision of 2%.

6、Automatic receiving of materials，manual or automatic exchange of coil, automatic driving, automatic exchange of tension, and high speed and reliable receiving of materials.