Rockwell Automation 1771-QRD PULS FLOWMTR - Manual (Page 6)

Before You Begin
Chapter 1
1–2
Warnings are found in this manual and on the equipment. The following
symbols are used:
WARNING: A warning symbol means people might be injured
if the the procedures are not followed.
CAUTION: A caution symbol is used when machinery could
be damaged if the procedures are not followed. Explosion
Hazard
WARNING: Explosion hazard — substitution of components
may impair suitability for Class 1. Division 2
AVERTISSEMENT: Risque d’explosion — la substitution de
composants peut rendre ce matériel inacceptable pour les
emplacements de Classe 1, Division 2.
WARNING: Explosion hazard — do not disconnect equipment
unless power has been switched off or the area is known to be
non-hazardous.
AVERTISSEMENT: Risque d’explosion — avant de
déconnecter l’équipement, couper le courant ou s’assurer que
l’emplacement est designe non dangereux.
The 1771–QRD Module can be installed in any system that uses
Allen-Bradley PLC–2, PLC–3 or PLC–5 Programmable Controllers with
Block Transfer capability and 1771 I/O structure.
Contact your nearest Allen-Bradley office for more information about
programmable controllers.
Warnings and Cautions
Explosion Hazard
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