Selecting a Location
Chapter 3: Installing the PA PowerStation
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PA PowerStation User Guide
Selecting a
Location
The first step when installing the PA PowerStation is to select an
appropriate location for the unit. This is the most important aspect of
the installation process because the location you select can affect the
PowerStation’s performance, ease-of-use, and life-expectancy. This
section provides some guidelines that you should follow when
selecting a location for the PowerStation.
Class I, Division 2
Guidelines
If you purchased a Class I, Division 2-compliant PA PowerStation,
you must always follow these guidelines to maintain a safe operating
environment:
1. Suitable for use in Class I, Division 2, Groups A, B, C, and D
hazardous locations only.
2. Warning: Explosion Hazard—DO NOT connect or disconnect
cables while power is applied unless area is known to be
nonhazardous. Keyboard and Mouse Ports are for system set-up
and diagnostics and are NOT intended for permanent connection.
3. Warning: Explosion Hazard—CLASS 1 DIV 2 approval
requires Power Switch restraints in hazardous environments.
Nonincendive for CLASS 1, GROUPS A, B, C, and D hazardous
locations. Temperature code: T5.
4. Make sure that the PA PowerStation’s on/off switch is secured in
the on position using the supplied bracket.
5. When performing field wiring, always use copper wire with 60C
or 60/75C insulation and a tightening torque of 7.0 lb./in. (0.79 N-
m).
Environmental
Guidelines
The environment is the area where the PA PowerStation will be
located. In general, you should select a place that limits the unit’s
exposure to adverse conditions such as dust, oil, moisture, and
corrosive vapors.
Touchscreen Considerations
The PA PowerStation’s touchscreen is designed to meet the NEMA 4
rating. You should mount the PowerStation in an enclosure that
supports this rating in order to provide further protection.
The PA PowerStation’s touchscreen is resistant to a variety of
chemicals. See Faceplate Chemical Resistance on page 13 for a list of
these chemicals. Make sure that the touchscreen is not exposed to
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