Hazardous location considerations, Prevent electrostatic discharge – Rockwell Automation 1769-OF2 Compact I/O Analog Modules User Manual

Page 27

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Publication 1769-UM002B-EN-P - July 2005

Installation and Wiring 2-3

Hazardous Location Considerations

This equipment is suitable for use in Class I, Division 2, Groups A, B, C, D or
non-hazardous locations only. The following WARNING statement applies to
use in hazardous locations.

Prevent Electrostatic Discharge

ATTENTION

EXPLOSION HAZARD

• Substitution of components may impair suitability for

Class I, Division 2.

• Do not replace components or disconnect equipment

unless power has been switched off or the area is
known to be non-hazardous.

• Do not connect or disconnect components unless

power has been switched off or the area is known to be
non-hazardous.

• This product must be installed in an enclosure.
• All wiring must comply with N.E.C. article 501-4(b).

ATTENTION

Electrostatic discharge can damage integrated circuits or
semiconductors if you touch analog I/O module bus
connector pins or the terminal block on the input module.
Follow these guidelines when you handle the module:

• Touch a grounded object to discharge static potential.
• Wear an approved wrist-strap grounding device.
• Do not touch the bus connector or connector pins.
• Do not touch circuit components inside the module.
• If available, use a static-safe work station.
• When it is not in use, keep the module in its

static-shield box.

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