PLC
3
.................................................................................................................. 4
1.1 ...................................................................................................................... 4
1.2 ...................................................................................................................... 4
.............................................................................. 5
2.1 ............................................................................................... 5
2.2 .................................................................................. 5
2.3 ................................................................................................... 7
.......................................................................................................... 8
3.1 .................................................................................................. 8
3.1.1 PLC ................................................................................. 8
3.1.2 ....................................................................................................11
3.1.3 ............................................................................................... 12
3.1.4 ........................................................................................... 12
3.2 ........................................................................................ 12
3.3 .................................................................................... 14
........................................................................................................ 16
4.1 PLC ............................................................................................................. 16
4.1.1 PID ...................................................................................... 17
4.1.2 .................................................................................................................. 18
4.1.3 .................................................................................................................. 22
4.2 PID ...................................................................................................................... 22
........................................................................................................ 24
........................................................................................................................ 26
...................................................................................................................................... 27
.................................................................................................................................. 28
www.PLCworld.cn