1. Software component type

1.1. List of Software Component Types

Memory name	Range	Storage unit	Power down holding range
Input contact X	[0128), octal	BOOL	none
Output coil Y	[0177), octal	BOOL	none
Analog input register AI	[0,32)	WORLD	None
Analog output register AO	[0,32)	WORLD	None
Bit register M	[08192)	BOOL	[08000)
The quantity in data register D	[08192)	WORLD	[08000) shall not exceed 6000
Index register V	[0,8)	WORLD	None
Index register Z	[0,8)	WORLD	None
System Status Register S	[01000)	BOOL	[6001000)
Counter CV	[0, 235) Low speed, [235, 256) High speed	[0200) WORD, [200, 256) DWORD	[100200), [220235)
Timer TV	[0256)	WORLD	None
Counter switch value C	[0256)	BOOL	None
Timer switch quantity T	[0256)	BOOL	None