HP EPM E4418A Manual de usuario

HP Part no. E4418-90006

Service Guide

HP EPM E4418A/E4419A

(EPM-441A/442A)

Power Meters

4402serv.book Page i Monday, March 11, 2002 11:34 AM

ii HP EPM-441A/442A Service Guide

written permission is prohibited, except as allowed under the copyright

laws.

Printed in the UK.

4402serv.book Page ii Monday, March 11, 2002 11:34 AM

Legal Information

HP EPM-441A/442A Service Guide iii

Legal Information

Notice

Information contained in this document is subject to change without

notice. Hewlett-Packard makes no warranty of any kind with regard to

this material, including, but not limited to, the implied warranties of

merchantability and fitness for a particular purpose. Hewlett-Packard

shall not be liable for errors contained herein or for incidental or

consequential damages in connection with the furnishings, performance,

or use of this material. No part of this document may be photocopied,

reproduced, or translated to another language without the prior written

consent of HP.

Certification

Hewlett-Packard Company certifies that this product met its published

specifications at the time of shipment from the factory. Hewlett-Packard

further certifies that its calibration measurements are traceable to the

United States National Institute of Standards and Technology, to the

extent allowed by the Institute’s calibration facility, and to the calibration

facilities of other International Standards Organization members.

Warranty

This Hewlett-Packard instrument product is warranted against defects in

material and workmanship for a period of one year from date of shipment.

During the warranty period, Hewlett-Packard Company will at its option,

either repair or replace products which prove to be defective. For warranty

service or repair, this product must be returned to a service facility

designated by HP. Buyer shall prepay shipping charges to HP and HP

shall pay shipping charges, duties, and taxes for products returned to HP

from another country. HP warrants that its software and firmware

designated by HP for use with an instrument will execute its

programming instructions when properly installed on that instrument.

HP does not warrant that the operation of the instrument, or firmware

will be uninterrupted or error free.

4402serv.book Page iii Monday, March 11, 2002 11:34 AM

Legal Information

iv HP EPM-441A/442A Service Guide

Limitation of Warranty

The foregoing warranty shall not apply to defects resulting from improper

or inadequate maintenance by Buyer, Buyer-supplied software or

interfacing, unauthorized modification or misuse, operation outside of the

environmental specifications for the product, or improper site preparation

or maintenance. NO OTHER WARRANTY IS EXPRESSED OR IMPLIED.

HP SPECIFICALLY DISCLAIMS THE IMPLIED WARRANTIES OF

MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.

Exclusive Remedies

THE REMEDIES PROVIDED HEREIN ARE BUYER’S SOLE AND

EXCLUSIVE REMEDIES. HP SHALL NOT BE LIABLE FOR ANY

DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL

DAMAGES, WHETHER BASED ON CONTRACT, TORT, OR ANY

OTHER LEGAL THEORY.

4402serv.book Page iv Monday, March 11, 2002 11:34 AM

Equipment Operation

HP EPM-441A/442A Service Guide v

Equipment Operation

Warnings and Cautions

This guide uses warnings and cautions to denote hazards.

WARNING A warning calls attention to a procedure, practice or the

like, which, if not correctly performed or adhered to, could

result in injury or the loss of life. Do not proceed beyond a

warning until the indicated conditions are fully

understood and met.

Caution A caution calls attention to a procedure, practice or the like which,

if not correctly performed or adhered to, could result in damage to

or the destruction of part or all of the equipment. Do not proceed

beyond a caution until the indicated conditions are fully

understood and met.

Personal Safety Considerations

WARNING This is a Safety Class I product (provided with a protective

earthing ground incorporated in the power cord). The

mains plug shall only be inserted in a socket outlet

provided with a protective earth contact. Any interruption

of the protective conductor, inside or outside the

instrument, is likely to make the instrument dangerous.

Intentional interruption is prohibited.

If this instrument is not used as specified, the protection

provided by the equipment could be impaired. This

instrument must be used in a normal condition (in which

all means of protection are intact) only.

No operator serviceable parts inside. Refer servicing to

qualified personnel. To prevent electrical shock, do not

remove covers.

For continued protection against fire hazard, replace the

line fuse(s) only with fuses of the same type and rating (for

example, normal blow, time delay, etc.). The use of other

fuses or material is prohibited.

4402serv.book Page v Monday, March 11, 2002 11:34 AM

Equipment Operation

vi HP EPM-441A/442A Service Guide

General Safety Considerations

WARNING Before this instrument is switched on, make sure it has

been properly grounded through the protective conductor

of the ac power cable to a socket outlet provided with

protective earth contact.

Any interruption of the protective (grounding) conductor,

inside or outside the instrument, or disconnection of the

protective earth terminal can result in personal injury.

Caution Any adjustments or service procedures that require operation of

the instrument with protective covers removed should be

performed only by trained service personnel.

Markings

The CE mark shows that the product complies with

all the relevant European legal Directives (if

accompanied by a year, it signifies when the design

was proven.

This is the symbol of an Industrial Scientific and

Medical Group 1 Class A product.

The CSA mark is a registered trademark of the

Canadian Standards Association.

External Protective Earth Terminal.

While this is a Class I product, provided with a

protective earthing conductor in a power cord, an

external protective earthing terminal has also been

provided. This terminal is for use where the earthing

cannot be assured. At least an 18AWG earthing

conductor should be used in such an instance, to

ground the instrument to an assured earth terminal.

ISMGroup 1

Class A

4402serv.book Page vi Monday, March 11, 2002 11:34 AM

Equipment Operation

HP EPM-441A/442A Service Guide vii

IEC 1010-1 Compliance

This instrument has been designed and tested in accordance with IEC

Publication 1010-1 +A1:1992 Safety Requirements for Electrical

Equipment for Measurement, Control and Laboratory Use and has been

supplied in a safe condition. The instruction documentation contains

information and warnings which must be followed by the user to ensure

safe operation and to maintain the instrument in a safe condition.

4402serv.book Page vii Monday, March 11, 2002 11:34 AM

List of Related Publications

viii HP EPM-441A/442A Service Guide

List of Related Publications

The HP EPM-441A and HP EPM-442A User’s Guides are also available in

the following languages:

• English Language User’s Guide - Standard

• German Language User’s Guide - Option ABD

• Spanish Language User’s Guide - Option ABE

• French Language User’s Guide - Option ABF

• Italian Language User’s Guide - Option ABZ

• Japanese Language User’s Guide - Option ABJ

HP EPM-441A/442A Service Guide is available by ordering Option 915.

HP EPM-441A/442A CLIPs (Component Location and Information Pack)

is available by ordering E4418-90007.

4402serv.book Page viii Monday, March 11, 2002 11:34 AM

Sales and Service Offices

HP EPM-441A/442A Service Guide ix

Sales and Service Offices

If you need technical assistance with a Hewlett-Packard test and

measurement product or application please contact the Hewlett-Packard

office or distributor in your country.

Asia Pacific:

Hong Kong: (852) 2599 7889

India: (91-11) 647 2311

Japan:

Hewlett-Packard Japan Ltd.

Measurement Assistance Center

9-1, Takakura-Cho, Hachioji-Shi,

Tokyo 192, Japan

Tel: (81-426) 56-7832

Fax: (81-426) 56-7840

Korea: (82-2) 769 0800

Malaysia: (60-3) 291 0213

Philippines: (63-2) 894 1451

PRC: (86-10) 6505 0149

Singapore: (1800) 292 8100

Taiwan: (886-3) 492 9666

Thailand: (66-2) 661 3900

For countries in Asia Pacific not listed contact:

Hewlett-Packard Asia Pacific Ltd.

17-21/F Shell Tower, Times Square,

1 Matheson Street, Causeway Bay,

Hong Kong

tel: (852) 2599 7070

fax: (852) 2506 9285

4402serv.book Page ix Monday, March 11, 2002 11:34 AM

Sales and Service Offices

x HP EPM-441A/442A Service Guide

Australia/New Zealand:

Hewlett-Packard Australia Ltd.

31-41 Joseph Street

Blackburn, Victoria 3130

Australia

1 800 629 485

Canada:

Hewlett-Packard Canada Ltd.

5150 Spectrum Way

Mississauga, Ontario

L4W 5G1

(905) 206 4725

In Europe, Africa and Middle East please call your local HP sales office or

representative:

Austria: (1) 25000-0

Belgium and Luxembourg: (02) 778 3417

Baltic Countries: (358) 08872 2100

Czech Republic: (0042) 2-4743111

Denmark: 45 99 10 00

Finland: (90) 88 721

France: (0) 1 69.29.41.14

Germany: (0180) 532 62-33

Greece: (1) 7264045

Hungary: (1) 252 4705

Ireland: (01) 284 4633

Israel: (03) 5380 333

Italy: 02 - 92 122 241

Netherlands: (020) 547 6669

Norway: (22) 73 56 50

Poland: (22) 608 7700

4402serv.book Page x Monday, March 11, 2002 11:34 AM

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