Agilent Technologies U2802A Manual de usuario

Agilent Technologies

Agilent U2802A

31-Channel

Thermocouple Input

Device

User’s Guide

U2802A_UG.book Page I Friday, November 25, 2011 10:57 AM

II U2802A 31-Channel Thermocouple Input User’s Guide

Notices

No part of this manual may be reproduced in

any form or by any means (including elec-

tronic storage and retrieval or translation

into a foreign language) without prior agree-

ment and written consent from Agilent

Technologies, Inc. as governed by United

States and international copyright laws.

Manual Part Number

U2802-90003

Edition

Third Edition, October 28, 2011

Agilent Technologies, Inc.

3501 Stevens Creek Blvd.

Santa Clara, CA 95052 USA

Warranty

The material contained in this docu-

ment is provided “as is,” and is sub-

ject to being changed, without notice,

in future editions. Further, to the max-

imum extent permitted by applicable

law, Agilent disclaims all warranties,

either express or implied, with regard

to this manual and any information

contained herein, including but not

limited to the implied warranties of

merchantability and fitness for a par-

ticular purpose. Agilent shall not be

liable for errors or for incidental or

consequential damages in connec-

tion with the furnishing, use, or per-

formance of this document or of any

information contained herein. Should

Agilent and the user have a separate

written agreement with warranty

terms covering the material in this

document that conflict with these

terms, the warranty terms in the sep-

arate agreement shall control.

Technology Licenses

The hardware and/or software described in

this document are furnished under a license

and may be used or copied only in accor-

dance with the terms of such license.

Restricted Rights Legend

U.S. Government Restricted Rights. Soft-

ware and technical data rights granted to

the federal government include only those

rights customarily provided to end user cus-

tomers. Agilent provides this customary

commercial license in Software and techni-

cal data pursuant to FAR 12.211 (Technical

Data) and 12.212 (Computer Software) and,

for the Department of Defense, DFARS

252.227-7015 (Technical Data - Commercial

Items) and DFARS 227.7202-3 (Rights in

Commercial Computer Software or Com-

puter Software Documentation).

Safety Notices

CAUTION

A CAUTION notice denotes a haz-

ard. It calls attention to an operat-

ing procedure, practice, or the like

that, if not correctly performed or

adhered to, could result in damage

to the product or loss of important

data. Do not proceed beyond a

CAUTION notice until the indicated

conditions are fully understood and

met.

WARNING

A WARNING notice denotes a

hazard. It calls attention to an

operating procedure, practice, or

the like that, if not correctly per-

formed or adhered to, could result

in personal injury or death. Do not

proceed beyond a WARNING

notice until the indicated condi-

tions are fully understood and

met.

U2802A_UG.book Page II Friday, November 25, 2011 10:57 AM

U2802A 31-Channel Thermocouple Input User’s Guide III

Safety Information

The following general safety precautions must be observed during all phases of this instrument. Failure to comply

with these precautions or with specific warnings elsewhere in this manual violates safety standards of design,

manufacture, and intended use of the instrument. Agilent Technologies, Inc. assumes no liability for the

customer’s failure to comply with these requirements.

Safety Symbols

The following symbols indicate that precautions must be taken to maintain safe

operation of the instrument.

Direct current

Alternating current

Both direct and alternating current

Three-phase alternating current

Earth (ground) terminal

Protective conductor terminal

Frame or chassis terminal

Equipotentiality

On (Supply)

U2802A_UG.book Page III Friday, November 25, 2011 10:57 AM

IV U2802A 31-Channel Thermocouple Input User’s Guide

Off (Supply)

Equipment protected throughout by double insulation or rein-

forced insulation

Caution, risk of electric shock

Caution, hot surface

Caution, risk of danger (See note.)

In position of a bi-stable push control

Out position of a bi-stable push control

U2802A_UG.book Page IV Friday, November 25, 2011 10:57 AM

U2802A 31-Channel Thermocouple Input User’s Guide V

Regulatory Markings

The CE mark is a registered trademark of the European

community. This CE mark shows that the product complies with

all the relevant European legal directive.

ICES/NMB-001 indicates that this ISM device complies

with Canadian ICES-001.

The CSA mark is a registered trademark of the Canadian Stan-

dards Association. A CSA mark with the indicators "C" and "US"

means that the product is certified for both the U.S. and Canadian

markets, to the applicable American and Canadian standards.

The C-tick mark is a registered trademark of the Spectrum Man-

agement Agency of Australia. This signifies compliance with the

Australian EMC Framework regulations under the terms of the

Radio Communications Act of 1992.

This product complies with the (2002/96/EC) marking

equipment. The affixed product label indicates that you must not

discard this electrical/electronic product in domestic household

waste.

U2802A_UG.book Page V Friday, November 25, 2011 10:57 AM

VI U2802A 31-Channel Thermocouple Input User’s Guide

General Safety Information

WARNING

• Do not use the device if it is damaged. Before you use the device,

inspect the case. Look for cracks or missing plastic. Do not operate the

device around explosive gas, vapor or dust.

• Do not apply more than the rated voltage (as marked on the device)

between terminals, or between terminal and external ground.

• Always use the device with the cables provided.

• Observe all markings on the device before connecting to the device.

• Turn off the device and application system power before connecting to

the I/O terminals.

• When servicing the device, use only specified replacement parts.

• Do not operate the device with the removable cover removed or

loosened.

• Do not connect any cables and terminal block prior to performing

self-test process.

• Use only the power adapter supplied by the manufacturer to avoid any

unexpected hazards.

CAUTION

• Do not load the input and output terminals above the specified

operating limits. Input terminals should not exceed ±10 V with respect

to the module ground. Applying excessive voltage or overloading the

device will cause irreversible damage to the circuitry.

• Applying excessive voltage or overloading the input terminal will

damage the device permanently.

• If the device is used in a manner not specified by the manufacturer, the

protection provided by the device may be impaired.

• The U2802A can only be used with U2355A or U2356A DAQs and used

with the SCSI cables provided.

• Always use dry cloth to clean the device. Do not use ethyl alcohol or

any other volatile liquid to clean the device.

• Do not permit any blockage of the ventilation holes of the device.

U2802A_UG.book Page VI Friday, November 25, 2011 10:57 AM

U2802A 31-Channel Thermocouple Input User’s Guide VII

Waste Electrical and Electronic Equipment (WEEE) Directive

2002/96/EC

This instrument complies with the WEEE Directive (2002/96/EC) marking

requirement. This affixed product label indicates that you must not discard this

electrical/electronic product in domestic household waste.

Product Category:

With reference to the equipment types in the WEEE directive Annex 1, this

instrument is classified as a “Monitoring and Control Instrument” product.

The affixed product label is shown as below:

Do not dispose in domestic household waste

To return this unwanted instrument, contact your nearest Agilent office, or visit:

http://www.agilent.com/environment/product

for more information.

U2802A_UG.book Page VII Friday, November 25, 2011 10:57 AM

VIII U2802A 31-Channel Thermocouple Input User’s Guide

Environmental Conditions

The table below shows the general environmental requirements for the product.

Environmental Conditions Requirements

Temperature Operating temperature from 0 °C to +55 °C

Humidity Relative humidity at 50% to 85% RH (Non-condensing)

Altitude Altitude up to 2000 meters

Storage compliance –40 °C to +70 °C

U2802A_UG.book Page VIII Friday, November 25, 2011 10:57 AM

U2802A 31-Channel Thermocouple Input User’s Guide IX

In This Guide...

1GettingStarted

This chapter introduces the new Agilent U2802A 31- channel

thermocouple input device and provides quick start information. It

also provides product outlook, installation configuration and

troubleshooting guide.

2 Features and Functions

This chapter contains details of the product features, applications,

system overview and theory of operation. From this chapter, you

will understand the Agilent U2802A 31- channel thermocouple

input system overview and functionality of this device.

3 Pin Configurations and Assignments

This chapter described the Agilent U2802A 31- channel

thermocouple input device pin configurations and connector pinout

for user’s reference.

4 Product Specifications

This chapter specifies the environmental conditions,

characteristics, and specifications of the Agilent U2802A

31- channel thermocouple input device. It also covers the system

accuracy, typical performance and guidelines to make accurate

temperature measurements.

5 Calibration

This chapter contains the calibration information and factory

restore calibration procedure for the Agilent U2802A 31- channel

thermocouple input device.

U2802A_UG.book Page IX Friday, November 25, 2011 10:57 AM

X U2802A 31-Channel Thermocouple Input User’s Guide

Declaration of Conformity (DoC)

The Declaration of Conformity (DoC) for this instrument is

available on the Web site. You can search the DoC by its product

model or description.

http://regulations.corporate.agilent.com/DoC/search.htm

U2802A_UG.book Page X Friday, November 25, 2011 10:57 AM

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