Rockwell Automation 440G-IN011B-EN-P — June 2015
440G-LZ Guard Locking Switch
Installation Instructions
Original instructions in English
Additional Resources
The QR Code on the switch provides a link to the 440G-LZ Guard Locking Switch User Manual
(440G-UM001A-EN-P).
You can view or download publications at
http://www.rockwellautomation.com/literature/
. To
order paper copies of technical documentation, contact your local Allen-Bradley distributor or
Rockwell Automation sales representative.
Introduction
ATTENTION:
Read this document and the documents
listed in the Additional Resources section about
installation, configuration and operation of this equipment
before you install, configure, operate or maintain this
product. Users are required to familiarize themselves with
installation and wiring instructions in addition to
requirements of all applicable codes, laws, and standards.
Activities including installation, adjustments, putting into
service, use, assembly, disassembly, and maintenance are
required to be carried out by suitably trained personnel in
accordance with applicable code of practice.
If this equipment is used in a manner not specified by the
manufacturer, the protection provided by the equipment
may be impaired.
Resource
Description
440G-LZ Guard Locking Switch User Manual
440G-UM001A-EN-P
Industrial Automation Wiring and Grounding Guidelines,
publication
1770-4.1
Provides general guidelines for installing
a Rockwell Automation industrial system.
Product Certifications website,
http://
www.rockwellautomation.com/products/certification
Provides declarations of conformity,
certificates, and other certification
details.
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 some languages at
www.rockwellautomation.com/literature. Select the
publication language and type “440G-LZ” in the search
field. A full user manual is also available.
Locking bolt
Actuator
Switch body
Actuator mounting
bracket
QR Code
Alignment
guide
This 440G-LZ Guard Locking switch is for use on guards that are engineered so as to be rigid
without sag. A separately mounted latch (e.g. magnetic, mechanical) and mechanical stop is
required.
Installation must be in accordance with these instructions and must be carried out by qualified
personnel.
This device is intended to be part of the safety-related control system of a machine. Before
installation, a risk assessment must be performed to determine whether the specifications of
this device are suitable for all foreseeable operational and environmental characteristics of the
application. Refer to the Specifications for certification information and ratings.
Use appropriate screws, bolts, or nuts fitted by tools to mount the switch and actuators to avoid
the risk of tampering. Do not over torque the mounting hardware.
Mounting
Installation Considerations
Orientation of assembled switch
ATTENTION:
After installation, ensure that there is no
possibility of lifting the actuator over the extended locking
bolt. Adherence to the recommended maintenance
instructions forms part of the warranty.
ATTENTION:
For the switch, actuator and actuator
mounting bracket:
• Only use the designated mounting holes.
• Never drill or use to support other structures such as
conduit, cable ways, or other hardware.
Switch body
Actuator
For proper installation, a mini-
mum of two fasteners must be
used, at least one of which
must be fitted to the top row of
holes, closest to the bend in
the actuator mounting bracket.
2 x M5/M6 CSK
3 x M5
