2013年3月31日 · Rockwell Automation announces that as of March 31, 2013, the 12 Slots Universal Input/Output Chassis will be discontinued and no longer available for sale. …

This publication covers the cat. no. 1771-A2BSS special 8-slot, and the cat. no. 1771-A3B1SS special 12-slot stainless steel versions of the universal 1771 I/O chassis.

Allen–Bradley publication SGI–1.1, Safety Guidelines for Application, Installation, and Maintenance of Solid–State Control (available from your local Allen–Bradley office), describes some important differences between solid–state equipment and electromechanical devices that should be taken into consideration when applying products such as those ...

The 1771-OBD series C module is compatible with all 1771 universal I/O chassis except 1771-A1, 1771-A2, and 1771-A4. Make sure no other output module or single-slot block

The/Allen-Bradley 1771-A3B 12-Slot I/O Chassis is designed for the 1771 series I/O modules. This chassis features 19-inch rack mounting, back-panel mounting, and 12 slots. The 1771-A3B is intended for use in a Pollution Degree 2 industrial environment, overvoltage Category II applications, and at altitudes up to 2000 meters without derating.

Manuals and User Guides for Allen-Bradley 1771-A3B PLC I/O Chassis. We have 1 Allen-Bradley 1771-A3B PLC I/O Chassis manual available for free PDF download: Installation Instructions Manual

1771-IM A-B 模块是罗克韦尔自动化公司生产的一种基本 I/O 模块，用于 Allen-Bradley PLC-5 控制系统。 它可以提供多种类型的 I/O 点，包括数字输入、数字输出、模拟输入和模拟输出。

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The 1771-A3B is an Allen-Bradley universal I/O chassis. It is a twelve (12) slot chassis, providing module connection to the backplane. It provides installation location of 1771 modules and wiring arms. It delivers a maximum backplane current of 24 Amperes and supports panel installation via the provided mounting tabs.