1762-OB8

Installation Instructions

MicroLogix 176Output Module

Catalog Number 176

Table of ContentsTopic

Description

Installation

Mounting

System Assembly

Field Wiring Connections

I/O Memory Mapping

Specifications

North American Hazardous LocatioPublication 1762-IN008B-EN-P - July 2013

2-OB8 Solid-State 24V DC Source

2-OB8

Page

3

4

5

7

8

10

11

n Approval 14

2 MicroLogix 1762-OB8 Solid-State 24V DC Source Output Module

Publication 1762-IN008B-EN-P

For More Information

If you would like a manual, yo

download a free electrhttp://literature.rockwella

purchase a printed maRockwell Automation

Resource Description

MicroLogix 1200 Programmable CManual, publication 1762-UM001

MicroLogix 1200 Programmable CInstallation Instructions, publicatio

MicroLogix 1200 Memory ModuleClock Installation Instructions, pub

1762- IA8 120V AC Input Module IInstructions, publication 1762-IN0

1762-OW8 Relay Output Module, 1762-IN003.

1762-IQ8 DC Input Module Installapublication 1762-IN004.

1762-IF2OF2 Analog Input/Output Instructions, publication 1762-IN0

1762-OA8 Solid-State Output Mod1762-IN007.

Industrial Automation Wiring and Guidelines, publication 1770-4.1.- July 2013

u can:

onic version from the Internet: utomation.com

nual by contacting your local Allen-Bradley distributor or representative

ontrollers User .

Information on installing, wiring, and operating a MicroLogix 1200 Programmable Controller

ontrollers n 1762-IN006.

Installation guide for the MicroLogix 1200 Programmable Controller.

and/or Real Time lication 1762-IN001.

Installation guide for the MicroLogix 1200 Memory Module and Real Time Clock.

nstallation 02.

Installation guide for the 1762-IA8 Discrete Input Module

publication Installation guide for the 1762-OW8 Relay Output Module

tion Instructions, Installation guide for the 1762-IQ8 Discrete Input Module

Module Installation 05.

Installation guide for the 1762-IF2OF2 Analog I/O Module

ule, publication Installation guide for the 1762-OA8 Solid-State Output Module

Grounding More information on proper wiring and grounding techniques.

MicroLogix 1762-OB8 Solid-State 24V DC Source Output Module 3

Description

Item Description

1a upper panel mounting ta

1b lower panel mounting ta

2 I/O diagnostic LEDs

3 module door with terminlabel

4 bus connector with male

1a

1b

4

6

7Publication 1762-IN008B-EN-P - July 2013

Item Description

b 5 bus connector cover

b 6 flat ribbon cable with bus connector (female pins)

7 terminal block

al identification 8 DIN rail latch

pins 9 pull loop

5

2

3

9

1a

1b

2

6

8



Installation1762 I/O is suitable for use in an industrial environment when installed in accordance with these instructions. Specifically, this (Pollution degree 2(1)) and to60664-1).(3)

Prevent Electrostati

Remove Power

(1) Pollution Degree 2 is an environmetemporary conductivity caused by

(2) Over Voltage Category II is the loacontrolled and do not exceed the i

(3) Pollution Degree 2 and Over Voltag

ATTENTION Electrosyou toucthe mod Touc Wear Do n Do n If ava Whe

ATTENTION Removeremove oAn elect sendi

unin causi causiElectricaits matin- July 2013

equipment is intended for use in clean, dry environments circuits not exceeding Over Voltage Category II(2) (IEC

c Discharge

nt where, normally, only non-conductive pollution occurs except that occasionally a condensation shall be expected.d level section of the electrical distribution system. At this level transient voltages are mpulse voltage capability of the products insulation.e Category II are International Electrotechnical Commission (IEC) designations.

tatic discharge can damage integrated circuits or semiconductors if h bus connector pins. Follow these guidelines when you handle ule:h a grounded object to discharge static potential. an approved wrist-strap grounding device.ot touch the bus connector or connector pins.ot touch circuit components inside the module.ilable, use a static-safe work station.n not in use, keep the module in its static-shield box.

power before removing or installing this module. When you r install a module with power applied, an electrical arc may occur.

rical arc can cause personal injury or property damage by:ng an erroneous signal to your systems field devices, causing

tended machine motionng an explosion in a hazardous environmentng permanent damage to the modules circuitryl arcing causes excessive wear to contacts on both the module and g connector. Worn contacts may create electrical resistance.


Mounting

Minimum Spacing

Maintain spacing from enclosure walls, wireways, adjacent equipment, etc. Allow 50.8 mm (2 in.) of space on all sides for adequateventilation, as shown:

ATTENTION Do not remove protective debris strip until after the module and all other equipmewiring isprotectioverheat

TIP 1762 exp

ATTENTION During p(metal cDebris tapplied Publication 1762-IN008B-EN-P - July 2013

nt near the module is mounted and wiring is complete. Once complete and the module is free of debris, carefully remove

ve debris strip. Failure to remove strip before operating can cause ing.

ansion I/O may be mounted horizontally only.

anel or DIN rail mounting of all devices, be sure that all debris hips, wire strands, etc.) is kept from falling into the module. hat falls into the module could cause damage when power is to the module.

MicroLogix1200

1762

I/O

1762

I/O

1762

I/OSide Side

Top

Bottom



DIN Rail Mounting

The module can be mounted using the following DIN rails: 35 x 7.5 mm (EN 50 022 - 35 x 7.5) or 35 x 15 mm (EN 50 022 - 35 x 15).

Before mounting the module mounting area of the module into place.

Use DIN rail end anchors (Alvibration or shock environme

Panel Mounting

Use the dimensional templatemethod is to use two M4 or #8be used, but a washer may be nrequired on every module.

TIP For envimountin

End A

For more than two modu

NOTE: All dimensions are in mm Hole spacing tolerance: 0.4 mm- July 2013

on a DIN rail, close the DIN rail latch. Press the DIN rail against the DIN rail. The latch will momentarily open and lock

len-Bradley part number 1492-EA35 or 1492-EAH35) for nts.

shown below to mount the module. The preferred mounting panhead screws per module. M3.5 or #6 panhead screws may also eeded to ensure a good mechanical contact. Mounting screws are

ronments with greater vibration and shock concerns, use the panel g method described below, instead of DIN rail mounting.

End Anchor

nchor

90(3.54)

100(3.94)

40.4(1.59)

40.4(1.59)

14.5(0.57)

les: (number of modules - 1) x 40.4 mm (1.59 in.)

(inches). (0.016 in.).

Mic

roLo

gix

1200

Co

ntro

ller

Mic

roLo

gix

1200

Ex

pans

ion

I/O

Mic

roLo

gix

1200

Ex

pans

ion

I/O

Mic

roLo

gix

1200

Ex

pans

ion

I/O


System AssemblyThe expansion I/O module is attached to the controller or another I/O module by means of a flat ribbon cable after mounti

TIP Use the the ribb

ATTENTION EXPLO

In Clseate

In Cldirecmounand aPublication 1762-IN008B-EN-P - July 2013

ng as shown below.

pull loop on the connector to disconnect modules. Do not pull on on cable.

SION HAZARD

ass I, Division 2 applications, the bus connector must be fully d and the bus connector cover must be snapped in place.

ass I, Division 2 applications, all modules must be mounted in t contact with each other as shown on Page 6. If DIN rail ting is used, an end stop must be installed ahead of the controller

fter the last 1762 I/O module.



Field Wiring Connections

Grounding the Modu

This product is intended to bpanel. Refer to Industrial Autpublication 1770-4.1, for add

Output Wiring

Basic wiring of the 1762-OB8

A write-on label is provided wpermanent ink, and slide the l

ATTENTIONBe carefcould caensure th

CR

CR

CR

CR- July 2013

le

e mounted to a well-grounded mounting surface such as a metal omation Wiring and Grounding Guidelines, Allen-Bradley itional information.

is shown below.

ith the module. Mark the identification of each terminal with abel back into the door.

ul when stripping wires. Wire fragments that fall into a module use damage when power is applied. Once wiring is complete, e module is free of all metal fragments.

+DC

24V DC (source)

-DC

OUT 6

OUT 4

OUT 2

OUT 0

OUT 7

OUT 5

OUT 3

OUT 1

+VDC

CR

CR

DC COM


Wiring the Finger-S

When wiring the terminal blo

1. Route the wire under the tspade lug. The terminals w

2. Tighten the terminal screwtorque when tightening ter

Wire Size and Term

Each terminal accepts up to tw

TIP Finger-s

TIP If you nethe squaterminaput it ba

Wire Type

Solid Cu-90 C (194 F)

Stranded Cu-90 C (194 F)Publication 1762-IN008B-EN-P - July 2013

afe Terminal Block

ck, keep the finger-safe cover in place.

erminal pressure plate. You can use the stripped end of the wire or a ill accept a 6.35 mm (0.25 in.) spade lug. making sure the pressure plate secures the wire. Recommended minal screws is 0.90 Nm (8 lb-in.).

inal Screw Torque

o wires with the following restrictions:

afe cover not shown for clarity.

ed to remove the finger-safe cover, insert a screw driver into one of re wiring holes and gently pry the cover off. If you wire the l block with the finger-safe cover removed, you will not be able to ck on the terminal block because the wires will be in the way.

Wire Size Terminal Screw Torque

#14 22 AWG 0.904 Nm (8 lb-in.)

#1622 AWG 0.904 Nm (8 lb-in.)



I/O Memory Mapping

Output Data File

For each output module, the ooutput points. Bit positions 0

w = write only, 0 = always at a 0 or OFF

Addressing

The addressing scheme for 17

(1) I/O located on the controller (embe

Wor

d Bit Position

15 14 13 12 1

0 0 0 0 0 0

O0Output - July 2013

utput data file contains the controller-directed state of the discrete 7 correspond to output terminals 07.

state

62 Expansion I/O is shown below.

dded I/O) is slot 0. I/O added to the controller (expansion I/O) begins with slot 1.

1 10 9 8 7 6 5 4 3 2 1 0

0 0 0 w w w w w w w w

:x.0/0

Slot number(1)

Data file

Slot delimiter

Word delimiter

Bit delimiter

Bit (0...7)

Word (always 0 for this module)


Specifications

General SpecificationsSpecification

Dimensions, HxWxD

Approximate Shipping Weight (with carton)

Storage Temperature

Operating Temperature

Operating Humidity

Operating Altitude

Vibration

Shock

Hazardous Environment Class

Noise Immunity

Radiated and Conducted Emission

ESD Immunity (IEC1000-4-2)

Radiated Immunity (IEC1000-4-3)

Fast Transient Burst (IEC1000-4-4)

Surge Immunity (IEC1000-4-5)

Conducted Immunity (IEC1000-4-6

(1) Conducted Immunity frequency ranMHz.Publication 1762-IN008B-EN-P - July 2013

Value

90 x 40.4 x 87 mm (height including mounting tabs is 110 mm)3.54 x 1.59 x 3.43 in. (height including mounting tabs is 4.33 in.)

210 g (0.46 lbs.)

-4085 C (-40185 F)

055 C (32131 F)

595% non-condensing

2000 m (6561 ft)

Refer to the MicroLogix 1200 Controllers Installation Instructions, publication 1762-IN006.

Class I, Division 2, Hazardous Location, Groups A, B, C, D ISA/ANSI12.12.01 (C-UL under CSA C22.2 No. 213)

NEMA standard ICS 2-230

s EN50081-2 Class A

4 kV contact, 8 kV air, 4 kV indirect

10 V/m, 801000 MHz, 80% amplitude modulation, +900 MHz keyed carrier

2 kV, 5 kHz

2 kV common mode, 1 kV differential mode

) 10V, 0.1580 MHz(1)

ge may be 150 kHz 30 MHz if the Radiated Immunity frequency range is 301000



Sourcing Output - Source dedevice. Sourcing output circuiconnected to the negative sideField devices connected to theEurope: DC sinking input an

Typical Loading Resistor - Tloading resistor can be connectransistor outputs, 24V DC o

Recommended Surge Supprtransistor outputs switching 2Industrial Automation Wirin

Output SpecificationsSpecification 1762-OB8

Voltage Category 24V DC

Operating Voltage Range

Number of Outputs

Bus Current Draw (max.)

Heat Dissipation (max.)

Signal Delay (max.) resistive loa

Off-State Leakage (max.)

On-State Current (min.)

On-State Volage Drop (max.)

Continuous Current per Point (max

Continuous Current per Module (m

Surge Current (maximum)

Power Supply Distance Rating

Isolated Groups

Output Group to Backplane Isolati

Vendor ID Code

Product Type Code

Product Code- July 2013

scribes the current flow between the I/O module and the field ts supply (source) current to sinking field devices. Field devices (DC Common) of the field power supply are sinking field devices. positive side (+V) of the field supply are sourcing field devices.

d sourcing output module circuits are the commonly used options.

o limit the effects of leakage current through solid-state outputs, a ted in parallel with your load. Use a 5.6k , 1/4W resistor for peration.

ession - Use a 1N4004 diode reverse-wired across the load for 4V DC inductive loads. For additional information, refer to g and Grounding Guidelines, Allen-Bradley publication 1770-4.1.

20.426.4V DC

8

115 mA @ 5V DC (0.575W)

1.61 Total Watts

d On Delay: 0.1 msOff Delay: 1.0ms

1.0 mA

1.0 mA

1.0V DC

.) 0.5A @ 55C; 1.0A @ 30C

ax.) 4.0 A @ 55C; 8.0 A @ 30C

2.0 A (Repeatability is once every 2 seconds for a duration of 10 msec.

6 (The module may not be more than 6 modules away from the power supply.)

Group 1: Outputs 07

on Verified by one of the following dielectric tests: 1200V AC for 1 sec. or 1697V DC for 1 sec.75V DC working voltage (IEC Class 2 reinforced insulation)

1

7

101


CertificationsCertification (when product is marked)(1)

(1) See the Product Certification link aConformity, Certificates, and other

Value

c-UL-us UL L

UL LU.

CE EuroENENENEN

C-Tick AustAS

KC KorecoArPublication 1762-IN008B-EN-P - July 2013

t http://www.rockwellautomation.com/products/certification for Declaration of certification details.

isted Industrial Control Equipment, certified for US and Canada.

isted for Class I, Division 2 Group A,B,C,D Hazardous Locations, certified for S. and Canada. See UL File E334470.

pean Union 2004/108/EC EMC Directive, compliant with: 61326-1; Meas./Control/Lab., Industrial Requirements 61000-6-2; Industrial Immunity 61000-6-4; Industrial Emissions 61131-2; Programmable Controllers (Clause 8, Zone A & B)

ralian Radiocommunications Act, compliant with: /NZS CISPR 11; Industrial Emissions

an Registration of Broadcasting and Communications Equipment, mpliant with: ticle 58-2 of Radio Waves Act, Clause 3



North American Hazardous Location ApprovalThe following modules are North American Hazardous Location approved: 1762-OB8

The following information operating this equipment ilocations:

Products marked "CL I, DIV 2, GP suitable for use in Class I DivisionD, Hazardous Locations and nonhlocations only. Each product is sumarkings on the rating nameplatehazardous location temperature ccombining products within a systadverse temperature code (lowesbe used to help determine the ovecode of the system. Combinationsyour system are subject to investlocal Authority Having Jurisdictioinstallation.

WARNING EXPLOSIO Do not dis

unless powor the areanonhazard

Do not disthis equipmbeen remoknown to bSecure anthat mate using screthreaded cmeans pro

Substitutiomay impaiDivision 2.

If this prodthey must area know

All wiring N.E.C. arti

The interiobe accessitool.

For applicamodules, echemicalssealing proused in theRelays, Epthat the Uthese deviof propertimodule if - July 2013

applies when n hazardous

Informations sur lutilisation de cet quipement en environnements dangereux:

A, B, C, D" are 2 Groups A, B, C, azardous pplied with indicating the ode. When em, the most t "T" number) may rall temperature of equipment in

igation by the n at the time of

Les produits marqus "CL I, DIV 2, GP A, B, C, D" ne conviennent qu' une utilisation en environnements de Classe I Division 2 Groupes A, B, C, D dangereux et non dangereux. Chaque produit est livr avec des marquages sur sa plaque d'identification qui indiquent le code de temprature pour les environnements dangereux. Lorsque plusieurs produits sont combins dans un systme, le code de temprature le plus dfavorable (code de temprature le plus faible) peut tre utilis pour dterminer le code de temprature global du systme. Les combinaisons d'quipements dans le systme sont sujettes inspection par les autorits locales qualifies au moment de l'installation.

N HAZARDconnect equipment er has been removed is known to be

ous.

connect connections to ent unless power has

ved or the area is e nonhazardous.

y external connections to this equipment by ws, sliding latches, onnectors, or other vided with this product.

n of any component r suitability for Class I,

uct contains batteries, only be changed in an n to be nonhazardous.

must comply with cle 501-4(b).

r of the enclosure must ble only by the use of a

ble equipment (relay tc.), exposure to some

may degrade the perties of materials following devices:

oxy. It is recommended ser periodically inspect ces for any degradation es and replace the degradation is found.

AVERTISSEMENT RISQUE DEXPLOSION Couper le courant ou sassurer que

lenvironnement est class non dangereux avant de dbrancher l'quipement.

Couper le courant ou s'assurer que l'environnement est class non dangereux avant de dbrancher les connecteurs. Fixer tous les connecteurs externes relis cet quipement l'aide de vis, loquets coulissants, connecteurs filets ou autres moyens fournis avec ce produit.

La substitution de tout composant peut rendre cet quipement inadapt une utilisation en environnement de Classe I, Division 2.

Sassurer que lenvironnement est class non dangereux avant de changer les piles.


Notes:Publication 1762-IN008B-EN-P - July 2013

Rockwell Automation SupportRockwell Automation provides technical information on the Web to assist you in using its products. At http://www.rockwellautomation.com/support/, you can find technical manuals, a knowledge base of FAQs, technical and application notes, sample code and links to software service packs, and a MySupport feature that you can customize to make the best use of these tools.

For an additional level of technical phone support for installation, configuration and troubleshooting, we offer TechConnect support programs. For more information, contact your local distributor or Rockwell Automation representative, or visit http://www.rockwellautomation.com/support/.

Installation AssistanceIf you experience a problem within the first 24 hours of installation, please review the information that's contained in this manual. You can also contact a special Customer Support number for initial help in getting your product up and running.

New Product SatisfRockwell Automation tests all of itmanufacturing facility. However, ifprocedures.

Documentation FeeYour comments will help us serve improve this document, complete thttp://www.rockwellautomation.co

United States or Canada

1.440.646.3434

Outside United States or Canada

Use the Worldwide Locator at http://www.rockwellautomation.com/support/americas/phone_en.html, or contact your local Rockwell Automation representative.

United States Connumto c

Outside United States Plearetu

Publication 1762-IN008B-EN-P Supersedes Publication 1762-IN008A-EN-P - July 2000

Allen-Bradley, Rockwell Automation,

Trademarks not belonging to Rockweaction Returns products to ensure that they are fully operational when shipped from the your product is not functioning and needs to be returned, follow these

dbackyour documentation needs better. If you have any suggestions on how to his form, publication RA-DU002, available at m/literature/.

tact your distributor. You must provide a Customer Support case ber (call the phone number above to obtain one) to your distributor omplete the return process.

se contact your local Rockwell Automation representative for the rn procedure.

- July 2013Copyright 2013 Rockwell Automation, Inc. All rights reserved.

MicroLogix, and TechConnect are trademarks of Rockwell Automation, Inc.

ll Automation are property of their respective companies.

1762-IN008B-EN-P MicroLogix 1762-OB8 Solid-State 24V DC Source Output Module Installation IntructionsFor More InformationDescriptionInstallationPrevent Electrostatic DischargeRemove Power

MountingMinimum SpacingDIN Rail MountingPanel Mounting

System AssemblyField Wiring ConnectionsGrounding the ModuleOutput WiringWiring the Finger-Safe Terminal BlockWire Size and Terminal Screw Torque

I/O Memory MappingOutput Data FileAddressing

SpecificationsBack Cover

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