LS Industrial Systems MASTER-K80S, Руководство пользователя

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Chapter 2. System Configuration
2-4
2.2 Product functional model
The following describes functional model of the MASTER-K80Sseries.
2.2.1 Product Function Block
Product function block for the K80Sseries is as follows.
Base Unit Expansion Modules
Input power Input signal Input signal
Built-in RS-232C I/F Output signal Output signal
Sub-system Description
CPU
•
Signal processing function
·
Operating system function
·
Application program storage / memory function
·
Data storage / memory function
·
Application program execution function
Input
•
The input signals obtained from the machine/process to appropriate signal levels for
processing
Output
•
The output signals obtained from the signal processing function to appropriate signal
levels to drive actuators and/or displays
Power Supply
•
Provides for conversion and isolation of the PLC system power from the main supply
Communications
Interface
•
Provides the data exchange with other systems, such as KGLWIN, computers
Special
/communications
modules
Power
supply
Comm. I/F
Input
Output
Input
Output
CPU
•
DC24V
Power
supply