Rockwell Automation 2080-LC50-24AWB, 2080-LC50-24QBB, 2080-LC50-24QVB, 2080-LC50-24QWB User Manual

Installation Instructions

Micro850 24 Point Programmable Controllers

Catalog Numbers 2080-LC50-24AWB, 2080-LC50-24QBB,
2080-LC50-24QVB, 2080-LC50-24QWB

http://rockwellautomation.com/literature

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Table of Contents

Topic Page

Important User Information 2

Additional Resources 6

Overview 7

Controller Description 7

Status Indicators 8

Mount the Module 8

Wire the Controller 12

Specifications 14

2 Micro850 24 Point Programmable Controllers

IMPORTANT

Important User Information

Solid state equipment has operational characteristics differing from those of electromechanical equipment. Safety Guidelines
for the Application, Installation and Maintenance of Solid State Controls (Publication SGI-1.1
Automation sales office or online at http://rockwellautomation.com/literature
solid state equipment and hard-wired electromechanical devices. Because of this difference, and also because of the wide
variety of uses for solid state equipment, all persons responsible for applying this equipment must satisfy themselves that each
intended application of this equipment is acceptable.
In no event will Rockwell Automation, Inc. be responsible or liable for indirect or consequential damages resulting from the use
or application of this equipment.
The examples and diagrams in this manual are included solely for illustrative purposes. Because of the many variables and
requirements associated with any particular installation, Rockwell Automation, Inc. cannot assume responsibility or liability for
actual use based on the examples and diagrams.
No patent liability is assumed by Rockwell Automation, Inc. with respect to use of information, circuits, equipment, or software
described in this manual.
Reproduction of the contents of this manual, in whole or in part, without written permission of Rockwell Automation, Inc., is
prohibited.
Throughout this manual, when necessary, we use notes to make you aware of safety considerations.

WARNING: Identifies information about practices or circumstances that can cause an explosion in a
hazardous environment, which may lead to personal injury or death, property damage, or economic
loss.

ATTENTION: Identifies information about practices or circumstances that can lead to personal injury
or death, property damage, or economic loss. Attentions help you identify a hazard, avoid a hazard and
recognize the consequences.

SHOCK HAZARD: Labels may be on or inside the equipment (for example, drive or motor) to alert
people that dangerous voltage may be present.

BURN HAZARD: Labels may be on or inside the equipment (for example, drive or motor) to alert
people that surfaces may reach dangerous temperatures.

IMPORTANT: Identifies information that is critical for successful application and understanding of the
product.

) describes some important differences between

available from your local Rockwell

Publication 2080-IN007B-EN-P - April 2014

Environment and Enclosure

ATTENTION: This equipment is intended for use in a Pollution Degree 2

industrial environment, in overvoltage Category II applications (as defined in
IEC 60664-1), at altitudes up to 2000 m (6562 ft) without derating. This
equipment is considered Group 1, Class A industrial equipment according to
IEC/CISPR 11. Without appropriate precautions, there may be difficulties with
electromagnetic compatibility in residential and other environments due to
conducted and radiated disturbances.

This equipment is supplied as open-type equipment. It must be mounted within
an enclosure that is suitably designed for those specific environmental
conditions that will be present and appropriately designed to prevent personal
injury resulting from accessibility to live parts. The enclosure must have
suitable flame-retardant properties to prevent or minimize the spread of flame,
complying with a flame spread rating of 5VA or be approved for the application
if nonmetallic. The interior of the enclosure must be accessible only by the use
of a tool. Subsequent sections of this publication may contain additional
information regarding specific enclosure type ratings that are required to
comply with certain product safety certifications.

In addition to this publication, see:

• Industrial Automation Wiring and Grounding Guidelines, Rockwell Automation

publication 1770-4.1

• NEMA Standard 250 and IEC 60529, as applicable, for explanations of the

degrees of protection provided by different types of enclosure.

, for additional installation requirements.

Micro850 24 Point Programmable Controllers 3

Preventing Electrostatic Discharge

ATTENTION: This equipment is sensitive to electrostatic discharge, which

can cause internal damage and affect normal operation. Follow these
guidelines when you handle this equipment:

• Touch a grounded object to discharge potential static.

• Wear an approved grounding wriststrap.

• Do not touch connectors or pins on component boards.

• Do not touch circuit components inside the equipment.

• Use a static-safe workstation, if available.

• Store the equipment in appropriate static-safe packaging when not in use.

Publication 2080-IN007B-EN-P - April 2014

4 Micro850 24 Point Programmable Controllers

North American Hazardous Location Approval

The following modules are North American Hazardous Location approved:
2080-LC50-24AWB, 2080-LC50-24QBB, 2080-LC50-24QVB, 2080-LC50-24QWB

The following information applies
when operating this equipment in
hazardous locations:

Products marked "CL I, DIV 2, GP A, B, C, D"
are suitable for use in Class I Division 2
Groups A, B, C, D, Hazardous Locations and
nonhazardous locations only. Each product
is supplied with markings on the rating
nameplate indicating the hazardous
location temperature code. When
combining products within a system, the
most adverse temperature code (lowest "T"
number) may be used to help determine the
overall temperature code of the system.
Combinations of equipment in your system
are subject to investigation by the local
Authority Having Jurisdiction at the time of
installation.

WARNING: EXPLOSION
HAZARD

• Do not disconnect equipment
unless power has been
removed or the area is
known to be nonhazardous.

• Do not disconnect
connections to this
equipment unless power has
been removed or the area is
known to be nonhazardous.
Secure any external
connections that mate to this
equipment by using screws,
sliding latches, threaded
connectors, or other means
provided with this product.

• Substitution of any
component may impair
suitability for Class I,
Division 2.

• If this product contains
batteries, they must only be
changed in an area known to
be nonhazardous.

Informations sur l’utilisation de cet
équipement en environnements dangereux:

Les produits marqués "CL I, DIV 2, GP A, B, C, D" ne
conviennent qu'à une utilisation en environnements
de Classe I Division 2 Groupes A, B, C, D dangereux
et non dangereux. Chaque produit est livré avec des
marquages sur sa plaque d'identification qui
indiquent le code de température pour les
environnements dangereux. Lorsque plusieurs
produits sont combinés dans un système, le code de
température le plus défavorable (code de
température le plus faible) peut être utilisé pour
déterminer le code de température global du
système. Les combinaisons d'équipements dans le
système sont sujettes à inspection par les autorités
locales qualifiées au moment de l'installation.

AVERTISSEMENT: RISQUE
D’EXPLOSION

• Couper le courant ou s'assurer que
l'environnement est classé non
dangereux avant de débrancher
l'équipement.

• Couper le courant ou s'assurer que
l'environnement est classé non
dangereux avant de débrancher les
connecteurs. Fixer tous les
connecteurs externes reliés à cet
équipement à l'aide de vis, loquets
coulissants, connecteurs filetés ou
autres moyens fournis avec ce
produit.

• La substitution de tout composant
peut rendre cet équipement inadapté
à une utilisation en environnement de
Classe I, Division 2.

• S'assurer que l'environnement est
classé non dangereux avant de
changer les piles.

Publication 2080-IN007B-EN-P - April 2014

Micro850 24 Point Programmable Controllers 5

WARNING:

• If you connect or disconnect the serial cable with power applied to this

module or the serial device on the other end of the cable, an electrical arc
can occur. This could cause an explosion in hazardous location installations.
Be sure that power is removed or the area is nonhazardous before
proceeding.

• If you connect or disconnect the Ethernet communications cable with power

applied to this module or any device on the network, an electrical arc can
occur. This could cause an explosion in hazardous location installations.
Be sure that power is removed or the area is nonhazardous before
proceeding.

• When used in a Class I, Division 2, hazardous location, this equipment must

be mounted in a suitable enclosure with proper wiring method that
complies with the governing electrical codes.

• The local programming terminal port is intended for temporary use only and

must not be connected or disconnected unless the area is assured to be
nonhazardous.

• The USB port is intended for temporary local programming purposes only

and not intended for permanent connection. If you connect or disconnect
the USB cable with power applied to this module or any device on the USB
network, an electrical arc can occur. This could cause an explosion in
hazardous location installations. Be sure that power is removed or the area
is nonhazardous before proceeding.
The USB port is a nonincendive field wiring connection for Class I, Division2
Groups A, B, C and D.

• Exposure to some chemicals may degrade the sealing properties of

materials used in the Relays. It is recommended that the User periodically
inspect these devices for any degradation of properties and replace the
module if degradation is found.

• If you insert or remove the plug-in module while backplane power is on, an

electrical arc can occur. This could cause an explosion in hazardous location
installations. Be sure that power is removed or the area is nonhazardous
before proceeding.
Refer to the Wiring Diagram for each plug-in module for additional details
regarding removal or insertion under power

• When you connect or disconnect the Removable Terminal Block (RTB) with

field side power applied, an electrical arc can occur. This could cause an
explosion in hazardous location installations.
Be sure that power is removed or the area is nonhazardous before
proceeding.

• When you change switch settings while power is on, an electrical arc can

occur. This could cause an explosion in hazardous location installations.
Be sure that power is removed or the area is nonhazardous before
proceeding.

Publication 2080-IN007B-EN-P - April 2014

6 Micro850 24 Point Programmable Controllers

WARNING:

• The USB and serial cables are not to exceed 3.0 m (9.84 ft).

• Do not wire more than 2 conductors on any single terminal.

• Do not remove the Removable Terminal Block (RTB) until power is removed.

ATTENTION:

• To comply with the CE Low Voltage Directive (LVD), this equipment must be

powered from a source compliant with the following: Safety Extra Low Voltage
(SELV) or Protected Extra Low Voltage (PELV).

• To comply with UL restrictions, this equipment must be powered from a Class 2 or

Limited Voltage Limited Current Source (LVLC).

• For Class I Division 2 applications, use only Class I Division 2 listed or recognized

accessories and modules approved for use within the Micro800

ATTENTION:

• Electrostatic discharge can damage semiconductor devices inside the module. Do

not touch the connector pins or other sensitive areas.

• Do not remove the protective debris strips until after the controller and all other

equipment in the panel near the module are mounted and wired. Remove strips
before operating the controller. Failure to remove strips before operating can
cause overheating.

• Be careful when stripping wires. Wire fragments that fall into the controller could

cause damage. Once wiring is complete, make sure the controller is free of all
metal fragments.

®

platform.

Additional Resources

Resource Description

Micro830® and Micro850® Programmable Controllers
User Manual, publication 2080-UM002

AC Power Supply Installation Instructions,

Micro800
publication 2080-IN001

Micro800 Plug-in Modules User Manual,
publication 2080-UM004

Micro850 Expansion I/O Modules User Manual,
publication 2080-UM003

Publication 2080-IN007B-EN-P - April 2014

A more detailed description of how to install and use
your Micro830 and Micro850 programmable controllers.

Information on wiring and installing the optional AC
power supply.

Installation, wiring descriptions, and specifications for
the Micro800 plug-in modules.

Installation, wiring descriptions, and specifications for
the Micro850 expansion I/O modules.