Sempell ATEX - Forged Globe valves Owner's manual

Brand: Sempell

Model: ATEX - Forged Globe valves

Type: Owner's manual

VCOSI-02222-EN 18/03

ATEX - FORGED GLOBE VALVES

Operating and safety instructiOns

Before installation these instructions must be fully read and understood

REFERENCE

These safety instructions are according to the

technical document TR_ATEX_01 as filed by

DNV.

MARKING

Group II, Category 2, atmosphere G and D.

SELECTION

Ensure that:

• The equipment is ATEX marked.

• The indication on the ATEX nameplate are

according to the ATEX zone classification.

• The maximum metal temperature on the

nameplate is according to the maximum

allowed surface temperature due to the

environment/operating conditions.

Verify the ATEX Marking information on the

nameplate.

1. The following are the standard ATEX

information on the nameplate, for a

correct use of our equipment (see page 2).

INSTALLATION

The end user shall perform the following

checks:

• Use appropriate tooling to the working area,

according to EN1127-1, Annex A.

• Install the product at ambient temperature.

• Ensure that NO metallic shock or impacts

are made to the equipment or to the

adjacent pipework.

• Ensure that the equipment is suitably

earthed.

• If applicable (i.e. in case an exothermic

reaction could take place), appropriate

measures shall be provided to avoid that

the hot surfaces are potentially source of

ignition of the surrounding environment.

• If the equipment is located in open areas

without a good aeration, blow-down and

venting shall be piped to a safe location.

• If the valve is supplied with a protective

housing around the stem, venting of that

housing shall be piped to a safe location.

• Should the actuator be suitable for different

atmosphere conditions, the equipment valve

+ actuator shall be used ONLY in the more

restrictive (conservative) conditions.

WARNING

Do not install the equipment in a closed,

potentially explosive environment!!

Do not modify any part of the equipment!!

Do not install the equipment for use in Zone 0!!

Emerson.com/FinalControl

ATEX - FORGED GLOBE VALVES

Operating and safety instructiOns

TAGPLATE REFERENCE

Code Meaning

Ex Ex symbol

II Group II

2 Category 2

G Suitable for gas atmosphere (see Note)

D Suitable for dust atmosphere (see Note)

c Manufacturing safety design

TR_ATEX_01 Technical file number

X It means “See O.S.I. for other relevant information”

The other following information shall be

given, in the same nameplate or in a separate

nameplate:

• name and address of the manufacturer

• designation of type/series

• serial number

• year of construction

• CE marking

• The temperature classification of valves is

entirely dependant on the process fluid. If

relevant, this must be established by the

end user, not exceeding the maximum

temperature marked on the nameplate.

• In presence of dangerous fluid, before

starting the operation ensure that no release

of fluid to the atmosphere can take place.

Neither Emerson, Emerson Automation Solutions, nor any of their affiliated entities assumes responsibility for the selection, use or maintenance of any product.

Responsibility for proper selection, use, and maintenance of any product remains solely with the purchaser and end user.

Sempell is a mark owned by one of the companies in the Emerson Automation Solutions business unit of Emerson Electric Co. Emerson Automation Solutions, Emerson

andthe Emerson logo are trademarks and service marks of Emerson Electric Co. All other marks are the property of their respective owners.

The contents of this publication are presented for informational purposes only, and while every effort has been made to ensure their accuracy, they are not to be

construed as warranties or guarantees, express or implied, regarding the products or services described herein or their use or applicability. All sales are governed by

our terms and conditions, which are available upon request. We reserve the right to modify or improve the designs or specifications of such products at any time without

notice.

Emerson.com/FinalControl

Sempell ATEX - Forged Globe valves Owner's manual

Sempell ATEX - Forged Globe valves Owner's manual

Sempell ATEX - Forged Globe valves Owner's manual

Related papers

Other documents