The packets are divided into two types of classes:

● Configuration classes that are implemented in the form

of beans

● Runtime classes that permit a dynamic configuration

and during runtime handle the management or presen

tation of the data

The configurations of all objects are stored in XML files.

M-JVIS/DACC

The M-JVIS/DACC packet manages process variables and

their values (DACC = Data Access).

M-JVIS/DACC consists of the following components:

● Process variable management

● Recipe management

● Unit switchover

● Communication interface

M-JVIS/UTIL

The M-JVIS/UTIL packet consists of the following compo

nents:

● Language management / language switchover

● Protocols

● Alarm handling

● Quality table / statistical process control

M-JVIS/GUI

The M-JVIS/GUI packet contains the graphic components.

The graphic components are based on AWT.

M-JVIS/GUI consists of the following components:

● XY diagram

● Table

● Tree view

● Touch screen keyboard

● Input fields

● Button

M-JSYS

The M-JSYS packet permits general access to the control

system:

● Read-out and change of the controller configuration

● RPCs for control

● Access to system software modules