Agilent Technologies U2802A Guía de usuario Pagina 1

Keysight U2802A 31-Channel Thermocouple Input DeviceUser’s GuideU2802A_UG.book Page 1 Monday, January 19, 2015 10:28 PM

VIII U2802A 31-Channel Thermocouple Input User’s GuideEnvironmental ConditionsThe table below shows the general environmental requirements for the pro

U2802A 31-Channel Thermocouple Input User’s Guide IXIn This Guide...1 Getting Started This chapter introduces the new Keysight U2802A 31- chann

X U2802A 31-Channel Thermocouple Input User’s GuideDeclaration of Conformity (DoC)The Declaration of Conformity (DoC) for this instrument is a

Contents 1ContentsNotices IISafety Information IIIEnvironmental Conditions VIIIIn This Guide... IXDeclaration of Conformity (DoC) X1 Getting Start

Contents 2 5 CalibrationCalibration Information 54Zeroing Function 54Restore Factory Calibration 55U2802A_UG.book Page 2 Monday, January 19, 2015

Contents 3List of FiguresFigure 2-1 System overview of U2802A with DAQ 20Figure 2-2 System functionality block diagram for U2802A 21Figure 2-3 Funct

Contents 4 List of TablesTable 4-1 U2802A measurement accuracy with U2355A or U2356A, at 23 °C ± 5 °C, with different number of averaging points. 43T

Keysight U2802A 31-Channel Thermocouple InputUser’s Guide1Getting StartedIntroduction to Keysight U2802A 31-Channel Thermocouple Input 6Product Overvi

1 Getting Started6 Keysight U2802A 31-Channel Thermocouple Input User’s GuideIntroduction to Keysight U2802A 31-Channel Thermocouple InputThe Keysigh

Getting Started 1Keysight U2802A 31-Channel Thermocouple Input User’s Guide 7Product OverviewProduct OutlookTop ViewFront ViewConnector 1Connector 2De

U2802A_UG.book Page 2 Monday, January 19, 2015 10:28 PM

1 Getting Started8 Keysight U2802A 31-Channel Thermocouple Input User’s GuideSide ViewBottom ViewVentilation HolesU2802A_UG.book Page 8 Monday, Janu

Getting Started 1Keysight U2802A 31-Channel Thermocouple Input User’s Guide 9Product DimensionsTop ViewFront ViewU2802A31-Channel Thermocouple InputU2

1 Getting Started10 Keysight U2802A 31-Channel Thermocouple Input User’s GuideStandard Purchase Items ChecklistInspect and verify that you have

Getting Started 1Keysight U2802A 31-Channel Thermocouple Input User’s Guide 11Installations and ConfigurationsThe U2802A is used in conjunction

1 Getting Started12 Keysight U2802A 31-Channel Thermocouple Input User’s GuideIVI-COM DriversThe Keysight IVI- COM drivers simplify instrument c

Getting Started 1Keysight U2802A 31-Channel Thermocouple Input User’s Guide 13application will compile, link, and execute without error. The

1 Getting Started14 Keysight U2802A 31-Channel Thermocouple Input User’s GuideProgramming EnvironmentsAn IVI- COM driver works well in a variet

Getting Started 1Keysight U2802A 31-Channel Thermocouple Input User’s Guide 157 Click IVI-COM to open the IVI- COM Driver Installation Menu.8

1 Getting Started16 Keysight U2802A 31-Channel Thermocouple Input User’s Guide12 If you choose a Custom setup, the Select Features dialog box

Keysight U2802A 31-Channel Thermocouple InputUser’s Guide2Features and FunctionsFeatures 18Applications 19System Overview 20Theory of Operation 21Func

U2802A 31-Channel Thermocouple Input User’s Guide IU2802A_UG.book Page I Monday, January 19, 2015 10:28 PM

2 Features and Functions18 Keysight U2802A 31-Channel Thermocouple Input User’s GuideFeaturesThe U2802A Thermocouple Input conditioning device i

Features and Functions 2Keysight U2802A 31-Channel Thermocouple Input User’s Guide 19Applications The U2802A Thermocouple Input conditioning devi

2 Features and Functions20 Keysight U2802A 31-Channel Thermocouple Input User’s GuideSystem OverviewFigure 2-1 System overview of U2802A with DAQ The

Features and Functions 2Keysight U2802A 31-Channel Thermocouple Input User’s Guide 21Theory of OperationFunctionality of the SystemFigure 2-2 System f

2 Features and Functions22 Keysight U2802A 31-Channel Thermocouple Input User’s GuideFunctional Block DiagramThe block diagram below in Figure 2

Features and Functions 2Keysight U2802A 31-Channel Thermocouple Input User’s Guide 23The major functional blocks of the U2802A module are:• An

2 Features and Functions24 Keysight U2802A 31-Channel Thermocouple Input User’s GuideBypass mode: In bypass mode, the TCn+ input is routed dir

Features and Functions 2Keysight U2802A 31-Channel Thermocouple Input User’s Guide 25Figure 2-6 Ground-referenced and differential signal sources conf

2 Features and Functions26 Keysight U2802A 31-Channel Thermocouple Input User’s GuideFor bypass mode channels that are connected to valid vol

Features and Functions 2Keysight U2802A 31-Channel Thermocouple Input User’s Guide 27Open Thermocouple DetectionThe U2802A provides a built- in 1

II U2802A 31-Channel Thermocouple Input User’s GuideNotices© Keysight Technologies 2008–2015No part of this manual may be reproduced in any form or by

2 Features and Functions28 Keysight U2802A 31-Channel Thermocouple Input User’s GuideU2802A_UG.book Page 28 Monday, January 19, 2015 10:28 PM

Keysight U2802A 31-Channel Thermocouple InputUser’s Guide3Pin Configurations and AssignmentsPin Configurations 30Pin Assignments 30Pin Description 31C

3 Pin Configurations and Assignments30 Keysight U2802A 31-Channel Thermocouple Input User’s GuidePin ConfigurationsPin AssignmentsFigure 3-7 U2802A pi

Pin Configurations and Assignments 3Keysight U2802A 31-Channel Thermocouple Input User’s Guide 31Pin DescriptionConnector J71Pin Pin name Description1

3 Pin Configurations and Assignments32 Keysight U2802A 31-Channel Thermocouple Input User’s Guide28 TC22+ TC input or voltage input (See TC1+/– descri

Pin Configurations and Assignments 3Keysight U2802A 31-Channel Thermocouple Input User’s Guide 33Connector J50Pin Pin name Description1 GND Module Gro

3 Pin Configurations and Assignments34 Keysight U2802A 31-Channel Thermocouple Input User’s Guide31 TC26– TC input or voltage input (See TC1+/– descri

Pin Configurations and Assignments 3Keysight U2802A 31-Channel Thermocouple Input User’s Guide 35Connector J601. Refer to the U2300A Series USB Multif

3 Pin Configurations and Assignments36 Keysight U2802A 31-Channel Thermocouple Input User’s GuideConnector PinoutRear panel pinout for Connector 1Figu

Pin Configurations and Assignments 3Keysight U2802A 31-Channel Thermocouple Input User’s Guide 37Rear panel pinout for Connector 2Figure 3-9 Connector

U2802A 31-Channel Thermocouple Input User’s Guide IIISafety InformationThe following general safety precautions must be observed during all phases of

3 Pin Configurations and Assignments38 Keysight U2802A 31-Channel Thermocouple Input User’s GuideU2802A_UG.book Page 38 Monday, January 19, 2015 10

Keysight U2802A 31-Channel Thermocouple InputUser’s Guide4Product SpecificationsGeneral Specifications 40Product Characteristics 41System Accuracy Spe

4 Product Specifications40 Keysight U2802A 31-Channel Thermocouple Input User’s GuideGeneral SpecificationsPOWER CONSUMPTION±12 VDC, 750 mA maximumOPE

Product Specifications 4Keysight U2802A 31-Channel Thermocouple Input User’s Guide 41Product CharacteristicsGENERAL CHARACTERISTICSNumber of channels

4 Product Specifications42 Keysight U2802A 31-Channel Thermocouple Input User’s GuideOvervoltage protection*TC Mode†• Common mode: ±17 V (TC+ and TC–

Product Specifications 4Keysight U2802A 31-Channel Thermocouple Input User’s Guide 43System Accuracy SpecificationsThe Keysight U2802A thermocouple

4 Product Specifications44 Keysight U2802A 31-Channel Thermocouple Input User’s GuideTable 4-2 U2802A measurement accuracy with U2355A, at 0 to 18 °C

Product Specifications 4Keysight U2802A 31-Channel Thermocouple Input User’s Guide 45Table 4-3 U2802A measurement accuracy with U2356A, at 0 to 18 °C

4 Product Specifications46 Keysight U2802A 31-Channel Thermocouple Input User’s GuideCalculating System AccuracyThe overall measurement system com

Product Specifications 4Keysight U2802A 31-Channel Thermocouple Input User’s Guide 47With zeroing, the offset errors from the DAQ and the U2

IV U2802A 31-Channel Thermocouple Input User’s GuideOff (Supply)Equipment protected throughout by double insulation or rein-forced insulationCaution,

4 Product Specifications48 Keysight U2802A 31-Channel Thermocouple Input User’s GuideTherefore,ETHERMOCOUPLE = 0.75% × 600 °C = 4.5 °CUsing t

Product Specifications 4Keysight U2802A 31-Channel Thermocouple Input User’s Guide 49System Typical PerformanceThermoelectric CharacteristicsThe therm

4 Product Specifications50 Keysight U2802A 31-Channel Thermocouple Input User’s GuideTypical Error vs. Measurement PerformanceThe U2802A measurement

Product Specifications 4Keysight U2802A 31-Channel Thermocouple Input User’s Guide 51Making Accurate Temperature MeasurementsThermocouple measurement

4 Product Specifications52 Keysight U2802A 31-Channel Thermocouple Input User’s GuideU2802A_UG.book Page 52 Monday, January 19, 2015 10:28 PM

Keysight U2802A 31-Channel Thermocouple InputUser’s Guide5CalibrationCalibration 54Calibration Information 54Zeroing Function 54Restore Factory Calibr

5 Calibration54 Keysight U2802A 31-Channel Thermocouple Input User’s GuideCalibrationCalibration InformationThe Keysight U2802A is factory calibr

Calibration 5Keysight U2802A 31-Channel Thermocouple Input User’s Guide 55Restore Factory CalibrationThe Restore Factory Calibration function in

5 Calibration56 Keysight U2802A 31-Channel Thermocouple Input User’s GuideU2802A_UG.book Page 56 Monday, January 19, 2015 10:28 PM

www.keysight.comContact usTo obtain service, warranty or technical support assistance, contact us at the following phone numbers:United States:(tel) 8

U2802A 31-Channel Thermocouple Input User’s Guide VRegulatory MarkingsThe CE mark is a registered trademark of the European community. This CE mark sh

This information is subject to change without notice.© Keysight Technologies 2008–2015Edition 4, January 2015*U2802-90003*U2802-90003www.keysight.comU

VI U2802A 31-Channel Thermocouple Input User’s GuideGeneral Safety InformationWARNING• Do not use the device if it is damaged. Before you use the devi

U2802A 31-Channel Thermocouple Input User’s Guide VIIWaste Electrical and Electronic Equipment (WEEE) Directive 2002/96/ECThis instrument complies wit