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INSTRUCTION MANUAL

NI-290E

Rev. 0 01/05

PRESSURE SWITCHES SERIES PXS, PXN, PXA

All data, statements and recommendations supplied with this manual are based on information believed by us to be reliable. As the

conditions of effective use are beyond our control, our products are sold under the condition that the user himself evaluates such

conditions before following our recommendations for the purpose or use foreseen by him.

The present document is the property of ETTORE CELLA SPA and may not be reproduced in any form, nor used for any purpose

other than for which it is supplied.

WEATHERPROOF (Series PXS) AND EXPLOSIONPROOF (Series PXA, PXN)

INSTRUMENT STANDARD INSTRUMENT WITH JUNCTION BOX

A = Pressure connection B = Cable entry A = Pressure connection B = Cable entry

WEIGHT 0,3 kg Dimensions in mm WEIGHT 1kg Dimensions in mm

NOTE: dimensions and weights are not binding unless released on certified drawings.

CAUTION

• Before installing, using or carrying out maintenance on the instrument it is necessary to read and understand the indications given

in the attached Instruction Manual.

• The instrument must only be installed and maintained by qualified personnel.

• INSTALLATION IS TO BE CARRIED OUT ONLY AFTER CHECKING THAT INSTRUMENT CHARACTERISTICS ARE

CONSISTENT WITH PROCESS AND PLANT REQUIREMENTS.

• The functional features of the instrument and its degree of protection are shown on the identification plate fixed to the case.

CONTENTS:

1 -

GENERAL

2 - OPERATING PRINCIPLE

3 - NAMEPLATE AND MARKINGS

4 - SPECIAL CONDITIONS FOR SAFE USE (X)

5 - SET POINT ADJUSTMENT

6 - SET POINT CALIBRATION

7 - INSTRUMENT PLUMBING

8 - MOUNTING AND CONNECTION S

9 - PUTTING INTO OPERATION

10 - FUNCTIONAL VERIFICATION

11 - TROUBLE SHOOTING

12 - STOPPING AND DISMOUNTING

13 - DEMOLITION

DOCUMENT CORRELATED

to document authenticated with certificates

N° CESI 05 ATEX 002X

N° CESI 05 ATEX 003

SAFETY INSTRUCTIONS FOR USE IN EXPLOSIVE ATMOSPHERES

RECOMMENDATIONS FOR THE SAFE USE OF THE INSTRUMENT

1 2 3 4 5 6

Inhaltsverzeichnis

Seite 1 - NI-290E

INSTRUCTION MANUAL NI-290E Rev. 0 01/05 PRESSURE SWITCHES SERIES PXS, PXN, PXA All data, statements and recommendations supplied with this m

Seite 2

INSTRUCTION MANUAL NI-290E Rev. 0 01/05 1 - GENERAL 1.1 FOREWORD The wrong choice of a series or a model, as well as the incorrect installation,

Seite 3

INSTRUCTION MANUAL NI-290E Rev. 0 01/05 6.1 PRELIMINARY OPERATIONS Slide up the adjustment cover (Fig. 2, 1). 6.2 CALIBRATION CIRCUIT AND OPERAT

Seite 4 - DO NOT TURN

INSTRUCTION MANUAL NI-290E Rev. 0 01/05 The external ground screw is obligatory for explosionproof constructions. Fig. 6. Mounting of ground de

Seite 5

INSTRUCTION MANUAL NI-290E Rev. 0 01/05 Fig. 8. Instruments installation Group II Cat 1/2G Group II Cat 1/2D 8.6 SPECIAL NOTE FOR THE INSTA

Seite 6 - Rev. 0 01/05

INSTRUCTION MANUAL NI-290E Rev. 0 01/05 ETTORE CELLA SPA Viale de Gasperi, 48 - Casella Postale (P.O. Box) 96 - I 20010 Bareg

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Wika PXA Bedienungsanleitung (7 Seiten)

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Inhaltsverzeichnis

Verwandte Modelle: PXS

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