EXFO Photonic Solutions Div. EPM-ELS-50: инструкция

User Guide

Guide d’utilisation

用户指南

Guía del usuario

Guia do utilizador

Руководство пользователя

EPM-50/ELS-50

Power Meter/Light Source

ii

Copyright © 2010 EXFO Electro-Optical Engineering Inc. All rights reserved. No part

of this publication may be reproduced, stored in a retrieval system or transmitted in

any form, be it electronically, mechanically, or by any other means such as

photocopying, recording or otherwise, without the prior written permission of EXFO

Electro-Optical Engineering Inc. (EXFO).

Information provided by EXFO is believed to be accurate and reliable. However, no

responsibility is assumed by EXFO for its use nor for any infringements of patents or

other rights of third parties that may result from its use. No license is granted by

implication or otherwise under any patent rights of EXFO.

EXFO’s Commerce And Government Entities (CAGE) code under the North Atlantic

Treaty Organization (NATO) is 0L8C3.

The information contained in this publication is subject to change without notice.

Trademarks

EXFO’s trademarks have been identified as such. However, the presence or

absence of such identification does not affect the legal status of any trademark.

Units of Measurement

Units of measurement in this publication conform to SI standards and practices.

Version number: 2.0.0

Contents

Certification Information ................................................................................. iv

1 Introducing the EPM-50/ELS-50 ................................................ 1

Main Features ................................................................................................... 1

Power Sources .................................................................................................. 3

Typical Applications .......................................................................................... 3

Conventions ...................................................................................................... 3

2 Safety Information ................................................................... 4

3 Getting Started ......................................................................... 5

Turning the Unit On and Off ............................................................................. 5

Activating Automatic Shutdown (Auto-Off) ...................................................... 6

Interchanging connector adaptaters ................................................................. 6

Cleaning and Connecting Optical Fibers ........................................................... 7

4 Measuring Power or Loss (EPM-50) .......................................... 8

Nulling Electrical Offsets ................................................................................... 8

Referencing Your Power Meter to a Source ....................................................... 9

Measuring Power or Loss ................................................................................ 10

5 Using a Light Source (ELS-50) ................................................. 12

Activating/Deactivating a Light Source ........................................................... 12

Modulating the Source Signal ........................................................................ 12

6 Maintenance ............................................................................ 13

Cleaning EUI Connectors ................................................................................ 14

Cleaning Fixed Connectors .............................................................................. 16

Cleaning Detector Ports .................................................................................. 17

Replacing Batteries ......................................................................................... 18

Recalibrating the Unit ..................................................................................... 18

Recycling and Disposal (Applies to European Union Only) .............................. 19

7 Troubleshooting ...................................................................... 20

Solving Common Problems ............................................................................. 20

Error Codes and Descriptions .......................................................................... 20

Contacting the Technical Support Group ........................................................ 21

Transportation ................................................................................................ 22

8 Warranty .................................................................................. 23

General Information ....................................................................................... 23

Liability ........................................................................................................... 23

Exclusions ....................................................................................................... 24

Certification .................................................................................................... 24

Service and Repairs ......................................................................................... 25

EXFO Service Centers Worldwide .................................................................... 26

A Technical Specifications .......................................................... 27

EPM-50/ELS-50 iii

Certification Information iv

Certification Information

F.C.C. Information

Electronic test equipment is exempt from Part 15 compliance (FCC) in the United

States. However, compliance verification tests are systematically performed on

most EXFO equipment.

 Information

Electronic test equipment is subject to the EMC Directive in the European Union.

The EN61326 standard prescribes both emission and immunity requirements for

laboratory, measurement, and control equipment. This unit has undergone

extensive testing according to the European Union Directive and Standards.

DECLARATION OF CONFORMITY

Application of Council Directive(s): 2004/108/EC - The EMC Directive

2006/66/EC - The Battery Directive

93/68/EEC - CE Marking

And their amendments

Manufacturer’s Name: EXFO Electro-Optical Engineering Inc.

Manufacturer’s Address: 400 Godin Avenue

Quebec, Quebec

Canada, G1M 2K2

(418) 683-0211

Equipment Type/Environment: Test & Measurement / Industrial

Trade Name/Model No.: EPM-50 / Power Meter

ELS-50 / Light Source

Standard(s) to which Conformity is Declared:

EN 61326-1:2006 Electrical Equipment for Measurement, Control and Laboratory

Use - EMC Requirements

EN 60825-1:2007 Edition 2.0 Safety of laser products – Part 1: Equipment classification and

requirements

EN 55022: 2006 + A1: 2007 Information technology equipment — Radio disturbance

characteristics — Limits and methods of measurement

I, the undersigned, hereby declare that the equipment specified above conforms to the above Directive and Standards.

Manufacturer

Signature:

Full Name: Stephen Bull, E. Eng

Position: Vice-President Research and

Development

Address: 400 Godin Avenue, Quebec (Quebec),

Canada, G1M 2K2

Date: December 03, 2009

1 Introducing the

EPM-50/ELS-50

This user guide covers the following products (unless otherwise specified,

descriptions apply to all):

³ EPM-50 Power Meter

³ ELS-50 Light Source

Main Features

The EPM-50 Power Meter offers:

³ a rugged design

³ Interchangeable connector adapters

³ 300 hours of battery life

³ tone recognition for fiber identification

³ a universal push-pull interface

³ reference function for direct loss measurements

The ELS-50 Light Source offers:

³ a rugged design

³ excellent power stability for reliable loss measurements

³ interchangeable connectors interface

³ up to 60 hours of battery life

³ interchangeable connector adapters

³ tone generation for fiber identification

EPM-50/ELS-50 1

Introducing the EPM-50/ELS-50 2

Front View

Protector Cap

LCD display

Keypad

(EPM-50 shown)

Back View

Safety label and

serial number

Quick reference

label

Battery compartment

(3 alkaline or

rechargeable

batteries)

Connector port

Power Sources

The units operate with 3 AA alkaline or rechargeable batteries.

IMPORTANT

If the battery level becomes too low, the unit turns itself off.

Typical Applications

The units offer specific typical applications.

EPM-50 Power Meter:

³ High power model for CATV and Telco applications

³ Enterprise/LAN for singlemode and multimode measurements

ELS-50 Light Source:

³ Telco/CATV and FTTH models; dual and triple wavelenghts

³ Enterprise/LAN models; singlemode and multimode

Conventions

Before using the product described in this manual, you should understand the

following conventions:

WARNING

Indicates a potentially hazardous situation which, if not avoided,

could result in death or serious injury. Do not proceed unless you

understand and meet the required conditions.

CAUTION

Indicates a potentially hazardous situation which, if not avoided,

may result in minor or moderate injury. Do not proceed unless you

understand and meet the required conditions.

CAUTION

Indicates a potentially hazardous situation which, if not avoided,

may result in component damage. Do not proceed unless you

understand and meet the required conditions.

IMPORTANT

Refers to information about this product you should not overlook.

EPM-50/ELS-50 3