罗克韦尔(AB) SLC 500 固定硬件设计用户手册.pdf

Allen-Bradley SLC 500 Fixed Hardware Style Installation and (Cat. No. 1747-L20, 1747-L30, Operation Manual and 1747-L40 Processors) Solid state equipment has operational characteristics differing from those of electromechanical equipment. “Safety Guidelines for the Application, Installation and Maintenance of Solid State Controls” (Publication SGI-1.1) describes some important differences between solid state equipment and hard–wired electromechanical devices. Because of this difference, and also because of the wide variety of uses for solid state equipment, all persons responsible for applying this equipment must satisfy themselves that each intended application of this equipment is acceptable. In no event will the Allen-Bradley Company be responsible or liable for indirect or consequential damages resulting from the use or application of this equipment. The examples and diagrams in this manual are included solely for illustrative