GSK 218M, Руководство по подключению и программированию PLC

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GSK218M CNC System Connection and PLC Manual
13
1 Sequence Program Creating Process
1.1 GSK218M PLC specification
Specifications of GSK218M PLC are as follows:
1.2 What is a sequence program
A sequence program is a programm for sequence control of machine tools and other
systems.
The program is converted into a format to enable CPU execute encoding and arithmetic
processing, and stored into RAM. CPU reads out instructions of the program stored into the
memory at the high-speed every instruction and execute the program by arithmetic operation
The sequence program is written firstly from ladder.
。
Specification GSK218M PLC
Programming method language Ladder
Number of ladder level 2
1
st
level execution period 8ms
Mean processing time of basic instruction 10 μ s
Program capacity 4700 step
Instruction Basic instruction +function
instruction
Internal relay （ R ）
PLC message request
（
A
）
Keepmemory
＊
Timer
（
T
）
＊
Meter
（
C
）
＊
Data table
（
D
）
＊
Keep relay
（
K
）
＊
Meter preset value data register
（
DC
）
＊
Timer preset value data register
（
DT
）
Subprogram
（
P
）
Label
（
L
）
0~511 byte
0~31 byte
0~127 byte
0~127 byte
0~255 byte
0~63 byte
0~127 byte
0~127 byte
0~99
0~99
I/O module （ X ）
（ Y ）
0~63 byte
0~47 byte