AB PLC IO模块说明.pdf

Installation Instructions SLC 500™ 32-Channel Digital I/O Modules (Catalog Numbers 1746-IB32, -IV32, -OB32, -OB32E and -OV32) Important User Information 2 Hazardous Location Considerations 3 Environnements dangereux 3 Overview 4 Installation of Your I/O Module 4 Specifications 6 Electronically Protected Module (1746-OB32E) 8 Installation of the Octal Label Kit (for PLC® Processors Only) ... 10 Wiring Options for the I/O Modu le 11 Labeling for the 1492 Interface Module 13 Assembling the Wire Contacts 15 Wiring Diagrams 16 Publication 1746-IN028A-EN-P - October 2003 2 SLC 500™ 32-Channel Digital I/O Modules Important User Information Because of the variety of uses for the products described in this publication, those responsible for the application and use of these products must satisfy themselves that all necessary steps have been taken to assure that each application and use meets all performance and safety requirements, including any applicable laws, regulations, codes and standards. In no event will Rockwell Automation be responsible or liable for indirect or consequential damage resulting from the use or application of these products. Any illustrations, charts, sample programs, and layout examples shown in this publication are intended solely for purposes of example. Since there are many variables and requirements associated with any particular installation, Rockwell Automation does not assume responsibility or liability (to include intellectual property liability) for actual use based upon the examples shown in this publication. Allen-Bradley publication SGI-1.1, Safety Guidelines for the Application, Installation and Maintenance of Solid-State Control (available from your local Rockwell Automation office), describes some important diffe