ABB CM-ENS - User Manual

4 457 052 12 00 A2 1SVC 457 052 M1200 (01/10)
CM-ENS, CM-ENS UP/DOWN
CM-ENN, CM-ENN UP/DOWN
(D) Betriebs- und Montageanleitung
Niveauüberwachungs relais, CM Reihe
Hinweis: Diese Betriebs- und Montageanleitung enthält nicht
sämtliche Detailinformationen zu allen Typen der Produktreihe
und kann auch nicht jeden Einsatzfall der Produkte berück-
sichtigen. Alle Angaben dienen ausschließlich der Produkt-
beschreibung und sind nicht als zugesicherte Eigenschaften
im Rechtssinne aufzufassen.
Weiterführende Informationen
und Daten erhalten Sie in den Katalogen und Datenblättern
der Produkte, über die örtliche ABB-Niederlassung sowie auf
der ABB Homepage unter http://www.abb.com. Technische
Änderungen jederzeit vorbehalten. In Zweifelsfällen gilt der
deutsche Text.
Nur von einer entsprechend qualifizierten Fachkraft zu
installieren. Dabei landesspezifische Vorschriften (z.B.
VDE, etc.) beachten. Vor der Installation diese Be-
triebs- und Montageanleitung sorgfältig lesen und be-
achten. Die Geräte sind wartungsfreie Einbaugeräte.
An die nicht beschrifteten Klemmen darf kein Leiter
angeschlossen werden.
(GB) Operating and installation instructions
Liquid level monitoring relays, CM range
Note: These operating and installation instructions cannot
claim to contain all detailed information of all types of this
product range and can even not consider every possible
application of the products. All statements serve exclusively
to describe the product and have not to be understood as
assured characteristics with legal force. Further information
and data is obtainable from the catalogues and data sheets
of this product, from the local ABB sales organisations as
well as on the ABB homepage http://www.abb.com. Subject
to change without prior notice. The German text applies in
cases of doubt.
The device must be installed by qualified persons only
and in accordance with the specific national regulati-
ons (e.g., VDE, etc.). Before installing this unit, read
these operating and installation instructions carefully
and completely. The devices are maintenance-free
chassis-mounted units.
Do not connect any conductor to the terminals not
labelled.
(F) Instructions de service et de montage
Relais de contrôle de niveau de liquide,
gamme CM
Note: Ces instructions de service et de montage ne conti-
ennent pas toutes les informations relatives à tous les types
de cette gamme de produits et ne peuvent pas non plus tenir
compte de tous les cas d’application. Toutes les indications
ne sont données qu’à titre de description du produit et ne
constituent aucunes obligations légales. Pour de plus amp-
les informations, veuillez-vous référer aux catalogues et aux
fiches techniques des produits, à votre agence ABB ou à no-
tre site http://www.abb.com. Sous réserve de modifications
techniques. En cas de divergences, le texte allemand fait foi.
L’installation de ces produits doit être réalisée
uniquement par une personne compétente et en con-
formité avec les prescriptions nationales (p.e. VDE,
etc.). Avant l’installation de cet appareil veuillez lire
l’intégralité de ces instructions. Ces produits sont
des appareils encliquetables qui ne nécessitent pas
d’entretien.
Ne pas connecter de conducteur aux bornes non
marquées.
(E) Instrucciones de servicio y de montaje
Relés de control de nivel de líquidos,
serie CM
Nota: Estas instrucciones no contienen todas las informaci-
ones detalladas relativas a todos los tipos del producto ni
pueden considerar todos los casos de operación. Todas las
indicaciones son a título descriptivo del producto y no consti-
tuyen obligaciones legales. Para más información, consulte
los catálogos, las hojas de características, la sucursal local
de ABB o la Web http://www.abb.com. Sujeto a cambios té-
cnicos sin previo aviso. En caso de duda, prevalece el texto
alemán.
La instalación debe llevarse a cabo sólo por personal
especializado. Es necesario respetar las normas es-
pecificas del país (p.ej. VDE, etc.). Antes de la instala-
ción lea completamente estas instrucciones. Estos
aparatos son equipos para su montaje en conjuntos
y son de libre mantenimiento.
No conectar ningún conductor a los bornes no mar-
cados.
Printed in the Fed. Rep. of Germany
ABB Stotz-Kontakt GmbH
Hauptstr. 14-16
78132 Hornberg / Germany
www.abb.com/lowvoltage -> Control Products -> Electronic Relays and Controls

Summary

General Operating and Safety Instructions

Product Series Introduction and General Information

Provides an introduction to the CM range liquid level relays and general product information.

Key Safety and Installation Precautions

Details crucial safety measures for installation by qualified personnel and proper terminal usage.

Product Mounting and Installation

Product Mounting Procedures and Variants

Illustrates procedures for mounting the CM series relays, including product attachment and removal.

Sealable Transparent Cover Installation

Details the process for installing a sealable transparent cover on the CM series relays.

Front Panel Controls and Electrical Connections

Front View and Control Elements Description

Describes the front panel layout, including LEDs, function selectors, and adjustment potentiometers.

CM-ENN Electrical Connection Details

Provides specific wiring information for the CM-ENN model, including control supply and electrode connections.

Front Panel and Connection Details (English)

Front Panel Controls and LED Indicators (English)

Explains front panel controls and LED indicators in English for CM series relays.

Electrical and Electrode Connections (English)

Details electrical wiring and electrode connections for CM series relays as per English specifications.

Front Panel and Connection Details (Spanish;Italian)

Front Panel Controls and LED Indicators (Spanish)

Describes front panel controls and LED indicators in Spanish for CM series relays.

Electrical and Electrode Connections (Spanish)

Provides wiring and electrode connection details for CM series relays in Spanish.

Front Panel and Connection Details (Chinese;Russian)

Front Panel Controls and Indicators (Chinese)

Explains front panel controls and LED indicators in Chinese for CM series relays.

Electrical and Electrode Connections (Chinese)

Details wiring and electrode connections for CM series relays in Chinese.

Function Diagrams and Operating Principles

Function Diagrams for CM Series Relays

Presents visual diagrams illustrating the operational logic and switching behavior of CM series relays.

Operating Principle and LED Status Interpretation

Details the core operating principle of the CM-ENS/CM-ENN relays and how to interpret LED status signals.

ABB CM-ENS Specifications

General

Terminal Type	Screw Terminals
Width	22.5 mm
ABB Type Designation	CM-ENS
Order Code	1SVR730781R0300
Output	2 c/o (SPDT) contacts
Measurement Category	CAT III