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3
3 Elements
Chapter 3 Elements
The following table lists types of elements supported by H3U.
No. Type Function and Classication
1 Input/Output relay
Corresponding to the PLC's bit element X for
hardware boolean input
Corresponding to the PLC's bit element Y for
output control
2 Auxiliary relay
Ordinary auxiliary relay M
System special auxiliary relay M
System special auxiliary relay SM
3 Status relay Status ag bit element S for step control
4 Timer
16-bit timers T with a step length of 1 ms, 10 ms,
and 100 ms
5 Counter
16-bit/32-bit incremental/decremental counter C
32-bit high-speed counter C
6 Data register
Ordinary data register D
System special data register D
System special data register SD
Indirect addressing data registers V and Z
7 File register File register R
8 Marker Marker/Jump pointer P
9 Subprogram
Subprogram SBR
Interrupt subprogram I
Motion control subprogram MC
G-code subprogram CNC
10 Nested pointer Nested pointer N
11 Constant
Decimal constant K
Hexadecimal constant H
Floating-point number E
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