This document is the installation and operating manual for the PA4600/PA4600BB Perimeter Access Guarding Device produced and sold by OMRON Scientific Technologies Inc. The manual includes important safety warnings, significant features of the product, system components and indicators, and instructions for operating the system.
The PA4600/PA4600BB is a multiple‑beam presence‑sensing safety device that protects personnel around moving machinery. The manual begins with important safety warnings, outlines the system's standard and optional features, and explains the responsibilities of the employer and qualified installers.
It provides detailed instructions for mounting, wiring, connecting to machine control circuits, and performing checkout and test procedures. Specifications, warranty information, and troubleshooting guidance are included to ensure correct setup and safe operation.
The manual states that a warning must be read and understood prior to installing the PA4600/PA4600BB system.
The device provides two safety (PNP) outputs.
The Machine Test Signal (MTS) is an optional feature available only for the PA4600.
Standard features include individual beam indicators, external device monitoring, automatic start mode, start interlock mode, start/restart interlock mode, adjustable mounting brackets, diagnostics display, three scan codes, two safety (PNP) outputs, and an auxiliary NPN output.