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Chapter 1: Introducing the ET 350 monitor
9
Figure 3: NEMA 4X hatch and extended cover (comes with ET 350L3)
Table A: Summary of features of each ET 350 model
Model Distinctive features
ET 350R
This model comes with:
• Panel gasket
• Screws and washers
• Power cable
• Installation instructions
Note: On-site inspection is required
to verify pollution degree suitability
of the ET 350R and that the
installation complies with federal
and local electrical codes.
• UL Recognized component mark.
• NEMA 4X/IP66 rating for a panel
mount application.
• Monitor suitable for Pollution
Degree 3 environments if
installed and tested with panel
gasket in an enclosure that meets
NEMA 4X/IP66 rating.
• Suitable for Pollution Degree 2
environments if not mounted or if
mounted without the supplied
gasket.
ET 350L2
This model comes with:
• Power cable
This model does not come with
gasket or hatch.
(No on-site inspection required).
• UL Listing mark for Pollution
Degree 2 environments.
• Monitor can perform as a stand-
alone unit in a Pollution Degree 2
environment
ET 350L3
This model comes with:
• NEMA 4X hatch (and extended
hatch cover)
• Screws and fitting components
• Installation instructions
(No on-site inspection required).
• UL Listing mark for Pollution
Degree 3 environments
• NEMA 4X/IP66 rating
• Monitor can perform as a stand-
alone unit in a Pollution Degree 3
environment.
Note: IEC and stripped power cables are available from 3M Touch Systems for
both North American and European applications. For more information on
power cables, see “Step 3: Connect to power supply” in Chapter 2, page 16
.