Fluke 9107 Manual de usuario

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9105 / 9107
Dry-well Calibrator
User’s Guide
Rev. 2A2801
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Pagina 1 - Dry-well Calibrator

9105 / 9107Dry-well CalibratorUser’s GuideRev. 2A2801

Pagina 2 - Rev.2A2801

9105/9107 31 Before You StartSet Down Up Exit9105123WARNING:THIS AREA IS HOTFigure 1 Top View

Pagina 3 - Table of Contents

•DO NOT REMOVE INSERTS AT HIGH TEMPERATURES. Insertswill be the same temperature as the display temperature. Use extreme carewhen removing hot inserts

Pagina 4

•Components and heater lifetime can be shortened by continuous hightemperature operation.•Most probes have handle temperature limits. Be sure that the

Pagina 5

Telefax: +31-402-675321E-mail: [email protected] Int'l CorporationService Center - InstrimpexRoom 2301 Sciteck Tower22 Jianguomenwai Daji

Pagina 6

2 IntroductionThe Hart Scientific Model 9105/9107 dry-well calibrator may be used as a por-table instrument for calibration of temperature probes. The

Pagina 7

3 Specifications and Environmental Conditions3.1 SpecificationsThe following table lists the specifications for this instrument. Accuracy speci-ficati

Pagina 8

•temperature range 5 - 50°C (41 - 122°F)•ambient relative humidity 15 - 50%•pressure - 75kPa - 106kPa•mains voltage within ± 10% of nominal•vibrations

Pagina 9 - 1.2 Safety Information

4 Safety Guidelines•Operate the instrument in room temperatures between 5–50°C(41–122°F). Allow sufficient air circulation by leaving at least 6 inche

Pagina 10 - Figure 1 Top View

the instrument. Wait until the power has stabilized before re-energizingthe instrument.12 Hart Scientific4 Safety Guidelines

Pagina 11 - Cautions

5 Quick Start5.1 UnpackingUnpack the dry-well carefully and inspect it for any damage that may have oc-curred during shipment. If there is shipping da

Pagina 12 - 9105/9107 5

Rev.2A2801© Copyright,1991–2002Hart Scientific, Inc.799 E. Utah Valley DriveAmerican Fork, Utah 84003-9775Telephone: (801) 763-1600 • Fax: (801) 763-1

Pagina 13 - 6 Hart Scientific

“POWER” switch. The dry-well will turn on and begin to heat to the previouslyprogrammed temperature set-point. The front panel LED display will indica

Pagina 14 - 2 Introduction

6 Parts and ControlsThe user should become familiar with the dry-well calibrator and its parts.6.1 Rear PanelSeeFigure2.Power Cord - At the rear of th

Pagina 15 - 3.2 Environmental Conditions

Power Entry Module (9107) - The power switch is located on the power entrymodule (PEM). The PEM also houses the fuses.The supply voltage for the uniti

Pagina 16 - 3.3 Warranty

UP–Usedtoincrementthedisplayedvalue.EXIT – Used to exit from a menu. When EXIT is pressed any changes made tothe displayed value will be ignored.Contr

Pagina 17 - 4 Safety Guidelines

Standard Insert SizesModel Number Size2168 Blank insert2169116¢¢insert217018¢¢insert2171532¢¢insert2172316¢¢insert217314¢¢insert2174516¢¢insert217538¢

Pagina 18 - 12 Hart Scientific

insulator flush with the top of the cavity. The well insulator has a slot throughwhich a probe can be inserted.9105/9107 196 Parts and ControlsFigure

Pagina 19 - 5 Quick Start

7 General Operation7.1 Calibrator Set-UpPlace the calibrator on a flat surface with at least 6 inches of free space aroundthe instrument. Overhead cle

Pagina 20 - 5.4 Setting the Temperature

7.3 Setting the TemperatureSection 8.3 explains in detail how to set the temperature set-point on the cali-brator using the front panel keys. The proc

Pagina 21 - 6 Parts and Controls

8 Controller OperationThis chapter discusses in detail how to operate the dry-well temperature con-troller using the front control panel. Using the fr

Pagina 22 - 6.2 Front Panel

24 Hart Scientific8 Controller OperationCalibrationMenuCTOAdjust CTOB0Adjust B0BGSCOAdjust BGAdjust SCOSET/EXITIEEE-488InterfaceMenuDeviceAddressAdj.

Pagina 23 - 1/8" Well

Table of Contents1 Before You Start ...11.1 Symbols Used ...11.2 Safety Information...

Pagina 24 - 6.4 Well Insulator (9107only)

When the cut-out is active and the cut-out mode is set to manual (“reset”) thenthe display will flash “cut-out” until the user resets the cut-out. To

Pagina 25 - 9105/9107 19

To change the set-point memory press “UP” or “DOWN”.3. -10.0New set-point memory 3, –10.0°CPress “SET” to accept the new selection and access the set

Pagina 26 - 7 General Operation

reaches the new set-point. With the scan disabled the dry-well will heat or coolat the maximum possible rate.8.4.1 Scan ControlThe scan is controlled

Pagina 27 - 7.4 Calibrating Probes

8.5.1 Hold Temperature DisplayWhen the hold feature is enabled you can easily switch the display between thenormal temperature display and the hold te

Pagina 28 - 8 Controller Operation

HoLd=OFF Hold mode set to offTo change the mode press “UP” or “DOWN”.HoLd=Aut Automatic modeHoLd=n.c. Normally closed modeHoLd=n.o. Normally open mode

Pagina 29 - Temperature

soak feature (described in detail in the next section) to test the switch. Measure-ments can be made by observing the display or, preferably, by colle

Pagina 30 - 8.3 Temperature Set-point

8.6 Ramp and Soak Program MenuThe ramp and soak program feature allows the user to program a number ofset-points and have the dry-well automatically c

Pagina 31 - 8.4 Scan

Use the “UP” or “DOWN” buttons to change the number from 2 to 8.Pn=3New number of program set-pointsPress “SET” to continue. Pressing “EXIT” will caus

Pagina 32 - 8.5 Temperature Display Hold

Press “SET” to continue.SSave new setting8.6.4 Program Function ModeThe next parameter is the program function or cycle mode. There are four pos-sible

Pagina 33 - 8.5.2 Mode Setting

SActivate new command.8.7 Secondary MenuFunctions which are used less often are accessed within the secondary menu.The secondary menu is accessed by p

Pagina 34 - 9105/9107 29

8 Controller Operation...238.1 Well Temperature...238.2 Reset Cut-out...

Pagina 35 - 30 Hart Scientific

band the cooling is 100%. Thus as the temperature rises the heater power is re-duced, which consequently tends to lower the temperature back down. In

Pagina 36 - Figure 7 Switch Test Data

Pb= 2.01CProportional band settingTo change the proportional band press “UP” or “DOWN”.Pb=3.50CNew proportional band settingTo accept the new setting

Pagina 37 - 32 Hart Scientific

CO= 80CCut-out set-pointTo change the cut-out set-point press “UP” or “DOWN”.CO= 70CNew cut-out set-pointTo accept the new cut-out set-point press “

Pagina 38

8.11.1.2 ALPHAThis probe parameter refers to the average sensitivity of the probe between 0and 100°C. The value of this parameter is set at the factor

Pagina 39 - 8.9 Proportional Band

The parameter is indicated by,CtorStCut-out reset mode parameterPress “SET” to access the parameter setting. Normally the cut-out is set for au-tomati

Pagina 40 - -12 Pct

Press “SET” to set the BAUD rate to the new value or “EXIT” to abort the op-eration and skip to the next parameter in the menu.8.11.3.2 Sample PeriodT

Pagina 41 - 8.10 Cut-out

LFSerial linefeed parameterPress “SET” to access the linefeed parameter.LF= OnCurrent linefeed settingThe mode may be changed using “UP” or “DOWN” and

Pagina 42 - 8.11 Controller Configuration

8.11.5 Calibration ParametersThe user has access to a number of the instrument calibration constants namelyCTO, B0, and BG. These values are set at th

Pagina 43 - 8.11.2 Operating Parameters

9 Digital Communication InterfaceThe dry-well calibrator is capable of communicating with and being controlledby other equipment through the digital i

Pagina 44 - 8.11.3.1 BAUD Rate

“EXIT” while pressing “SET” and release to enter the secondary menu. Press“SET” repeatedly until the display reads “ProbE”. This is the menu selection

Pagina 45 - 8.11.3.4 Linefeed

8.11.5.3SCO ...429 Digital Communication Interface ...439.1 Serial Communications ...

Pagina 46 - 8.11.4.2 Termination

9.1.3 Serial OperationOnce the cable has been attached and the interface set up properly the control-ler will immediately begin transmitting temperatu

Pagina 47 - 8.11.5 Calibration Parameters

9.3 Interface CommandsThe various commands for accessing the calibrator functions via the digital in-terfaces are listed in this section (see Table 2

Pagina 48 - 9.1 Serial Communications

9105/9107 479 Digital Communication InterfaceCommand DescriptionCommandFormatCommandExample ReturnedReturnedExampleAcceptableValuesDisplay Temperature

Pagina 49 - 9.1.2.4 Linefeed

48 Hart Scientific9 Digital Communication InterfaceCommand DescriptionCommandFormatCommandExample ReturnedReturnedExampleAcceptableValuesSet program f

Pagina 50 - 9.2 IEEE-488 Communication

9105/9107 499 Digital Communication InterfaceCommand DescriptionCommandFormatCommandExample ReturnedReturnedExampleAcceptableValuesThese commands are

Pagina 51 - 9.3 Interface Commands

10 Test Probe CalibrationFor optimum accuracy and stability, allow the calibrator to warm up for 10minutes after power-up and then allow adequate stab

Pagina 52

type, length, diameter, and material. Probes should be inserted to the samedepth in the well.The following procedure can be used to calibrate a probe

Pagina 53

10.2.1 Vertical GradientThere is a temperature gradient vertically in the test well. The heater has beenapplied to the block in such a way as to compe

Pagina 54

11 Calibration Procedure11.1 Calibration ProcedureCalibration of this instrument should be performed at regularly scheduled inter-vals by qualified au

Pagina 55 - 10 Test Probe Calibration

to 1. For example, if the block temperature is high by 0.1°C at 0°C thendecrease R0 by 0.04.3. Set the set-point to 100°C and allow adequate time for

Pagina 56 - 10.2 Dry-Well Characteristics

ivFiguresFigure 1 Top View...3Figure 2 Rear Panel ...15Figure 3 Front

Pagina 57 - 10.2.1 Vertical Gradient

12 Maintenance•The calibration instrument has been designed with the utmost care. Easeof operation and simplicity of maintenance have been a central t

Pagina 58 - 11 Calibration Procedure

•The over-temperature cut-out should be checked every 6 months to seethat it is working properly. In order to check the user selected cut-out, fol-low

Pagina 59 - 56 Hart Scientific

13 Troubleshooting13.1 TroubleshootingIn the event that the dry-well appears to function abnormally, this sectionmay help to find and solve the proble

Pagina 60 - 12 Maintenance

Problem Causes and SolutionsTemperature readout is not theactual temperature of the wellWith the unit stable, slowly rotate the unit. If no change occ

Pagina 61 - 58 Hart Scientific

13.3 Wiring Diagrams9105/9107 6113 TroubleshootingCHASSISEARTHWHT/ORG/BLKWHT/YEL/BLKWHT/ORG/BLKWHT/BLK/YELGRNGRY/WHTBLK/YEL/WHTBLU/WHTBLK/GRY/WHTGRNBL

Pagina 62 - 13 Troubleshooting

62 Hart Scientific13 Troubleshooting9107 WIRINGFGLCN1N531LCN1CN3NFG531BLK 28 AWGRED 28 AWG26 PIN RIBBONBLK 28 AWGRED 28 AWG321-211-TC543212132-2121+OU

Pagina 63 - 13.2 Comments

vTablesTable 1 International Electrical Symbols ...1Table 2 Communications Commands ...47Ta

Pagina 64 - 13.3 Wiring Diagrams

1 Before You Start1.1 Symbols UsedTable 1 lists the symbols used on the instrument or in this manual and themeaning of each symbol.Symbol DescriptionA

Pagina 65 - Figure 11 9107 Wiring Diagram

Symbol DescriptionCanadian Standards AssociationOVERVOLTAGE (Installation) CATEGORY II, Pollution Degree 2 per IEC1010-1 refers to thelevel of Impulse

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