Rockwell-automation 1769-OF4 Compact Analog Output Module Uživatelský manuál stáhnout pdf (Strana 14)

14 Publication 1769-UM020A-EN-P - December 2009

Chapter 2 Installation and Wiring

Hazardous Location Considerations

This equipment is suitable for use in Class I, Division 2, Groups A, B,

C, D or nonhazardous locations only. The following attention

statement applies to use in hazardous locations.

Preventing 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

nonhazardous.

• Do not connect or disconnect components unless power has

been switched off or the area is known to be nonhazardous.

• 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 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.

• Use a static-safe work station, if available.

• Keep the module in its static-shield box, when it is not in use.

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Rockwell-automation 1769-OF4 Compact Analog Output Module Uživatelský manuál Strana 14