Rockwell Automation Allen-Bradley SensaGuard 440N-Z21 Series Installation Instructions Manual

Installation Instructions
Original Instructions
SensaGuard Rectangular Flat Pack (Series B Models Only)
Catalog Number 440N-Z21x
IMPORTANT Save these instructions for future use.
Topic
Introduction
Specifications
Approximate Dimensions
Mode of Operation
Diagnostics
Installation
Typical Wiring
Commissioning the Unique Coded Actuator
OSSD Test Pulses
Timing Diagram
Troubleshooting
Application Wiring Examples
Recommended Safety Control Interfaces
Maintenance
Repair
Declaration of Conformity
Additional Resources
Summary of Changes
This publication contains the following new or updated information. This list
includes substantive updates only and is not intended to reflect all changes.
Topic
Updated Certifications
Updated Maintenance
Updated Declaration of Conformity

Introduction

Installation must be in accordance with the following instructions and
specifications and implemented by suitable competent personnel. Adherence to
the recommended maintenance instructions forms part of the warranty.
Do not use this unit as a mechanical stop. You must fit guard stops and guides.
This device is intended to be part of the safety-related control system of a
machine. Before installation, you must perform a risk assessment to determine
whether the specifications of this device are suitable for all foreseeable
operational and environmental characteristics.
WARNING: Do not defeat, tamper, remove, or bypass this unit.
Severe injury to personnel can result.
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ATTENTION: You must provide the device with a 24V DC PELV
or SELV power supply that conforms to the requirements of
414-3 of IEC 60364-4-41 where provisions are taken. The
voltage at the outgoing terminals cannot exceed 60V DC, even
if there is an internal fault.
Improper selection or installation of the devices affects the
integrity of the safety systems.
Personal injury or death, property damage, or economic loss
can result.
Comply with ISO 14119 including section, accessibility to the
installation, arrangement, and mounting, possible substitute
actuation, access to the escape release, motivation to defeat,
and actuation mode.
Use management controls, working procedures, training, and
additional protective measures to minimize the motivation to
defeat and to manage the use and availability of spare
actuators.
Comply with ISO 13857 and ISO 13855 for guard openings and
minimum (safe) distances.
Comply with EN ISO 13849-1, EN ISO 13849-2, and EN 61508 for
machinery and functional safety.
SensaGuard™ Series A and Series B non-contact switches only
work with the appropriate series actuator. Purchase Series A
and Series B actuators separately.
This product is intended for industrial/business application
only. This product is not intended for use in residential
applications, as it can cause radio interference on other
residential devices.
ATTENTION: Read this document and the documents that are
listed in Additional Resources on page 11
Familiarize yourself with the installation and connection
instructions and requirements of all applicable codes, laws,
and standards.
In accordance with applicable codes of practice, suitably
trained personnel must implement installation, adjustments,
service initiation, use, assembly, disassembly, and
maintenance.
Use of this equipment not specified by the manufacturer can
impair the protection that the equipment provides.
ATTENTION: Do not attempt to install this device unless the
installation instructions have been studied and understood.
This document acts as a guide for a typical installation and is
available in additional languages at rok.auto/literature.
before you install.