Portable IR Calibrator User`s Guide
Contents
1. EXIT Scan On Off EXIT Y Y 1 Display Power Scan Rate 4 SetProportional Band Configuration Menu SET EXIT EXIT UP UP Operating Parameters Serial DOWN Interface DOWN Menu Adj HL Ce er Menu SET Menu Legend Press SET to step through the menu and to store the parameter value Press EXIT briefly to skip a parameter without storing the parameter value Hold EXIT to exit the menu and display the temperature Figure 4 Controller Operation Flowchart 18 gt 2 ou ac 99 o x Adjust Linefeed DO NOT CHANGE THESE VALUES SEE MANUAL i SESI Cal Menu o m 4 x al A Adj zm JJI A Adj ALPHA DE r PII Adj DELTA IVANVIA 33S SINTVA 3S3HL 39NVH9 LON OG 6 2 2 6 3 6 4 6 4 1 6 Controller Operation Press SET to accept the new selection and access the set point value SET Accept selected set point memory Set point Value The set point value may be adjusted after selecting the set point memory and pressing SET 4 200 Set point 4 value in C Tf the set point value need not be changed then press EXIT to resume displaying the well temperat2. Hart Scientific e 9132 Portable IR Calibrator User s Guide Rev 672501 ENG Limited Warranty amp Limitation of Liability Each product from Fluke Corporation Hart Scientific Division Hart is warranted to be free from de fects in material and workmanship under normal use and service The warranty period is one year for the Portable IR Calibrator The warranty period begins on the date of the shipment Parts product repairs and services are warranted for 90 days The warranty extends only to the original buyer or end user customer of a Hart authorized reseller and does not apply to fuses disposable batteries or to any other product which in Hart s opinion has been misused altered neglected or damaged by accident or abnormal condi tions of operation or handling Hart warrants that software will operate substantially in accordance with its functional specifications for 90 days and that it has been properly recorded on non defective media Hart does not warrant that software will be error free or operate without interruption Hart does not warrant calibrations on the Portable IR Calibrator Hart authorized resellers shall extend this warranty on new and unused products to end user customers only but have no authority to extend a greater or different warranty on behalf of Hart Warranty support is available if product is purchased through a Hart authorized sales outlet or Buyer has paid the applicable international price Har
3. Press SET to enable adjustment of the High Limit parameter HL Flashes HL and then displays the setting H 126 Current HL setting Adjust the HL parameter using UP or DOWN H 30 New High Limit setting Press SET to accept the new High Limit parameter Serial Interface Parameters The serial RS 232 interface parameters menu is indicated by SErIAL Serial RS 232 interface parameters menu Press UP to enter the menu The serial interface parameters menu contains parameters which determine the operation of the serial interface The parameters in the menu are baud rate sample period duplex mode and linefeed 6 12 1 6 12 2 6 12 3 6 12 4 6 Controller Operation Baud Rate The baud rate is the first parameter in the menu The baud rate setting determines the serial communications transmission rate bAUd Flashes b RU d and then displays the setting 2400 b Current baud rate The baud rate of the serial communications may be programmed to 300 600 1200 2400 4800 or 9600 baud Use UP or DOWN to change the baud rate value 4800 b New baud rate Press SET to set the baud rate to the new value or EXIT to abort the operation and skip to the next parameter in the menu Sample Period The sample period is the next parameter in the serial interface parameter menu The sample period is the time period in seconds between temperature measurements transmitted from the seria
4. SET Accept scan setting Scan Rate The next function in the main menu is the scan rate The scan rate can be set from 1 to 99 9 C min The maximum scan rate however is actually limited by the natural heating or cooling rate of the instrument This is often less than 100 C min especially when cooling The scan rate function appears in the main menu after the scan control function The scan rate units are in degrees C per minute Sr 10 0 Scan rate in C min Press UP or DOWN to change the scan rate Sr 2 0 New scan rate Press SET to accept the new scan rate and continue SET Accept scan rate Set point Resistance To display the Set point Resistance press the SET and DOWN keys simultaneously when the temperature is displayed When the SET and DOWN keys are released the temperature 1s again displayed This value is used to calibrate the unit and is not adjustable Temperature Scale Units To toggle between C and F press the SET and UP keys simultaneously when the tem perature is displayed Secondary Menu Functions which are used less often are accessed within the secondary menu The secondary menu is accessed by pressing SET and EXIT simultaneously and then releasing The first function in the secondary menu is the heater power display Heater Power The temperature controller controls the temperature of the well by pulsing the heater on and off The total
5. The baud rate is the first parameter in the menu The display prompts with the baud rate pa rameter by showing b RU d Press SET to choose to set the baud rate The current baud rate value is displayed The baud rate may be programmed to 300 600 1200 2400 4800 or 9600 baud The baud rate is pre programmed to 1200 baud Use UP or DOWN to change the baud rate value Press SET to set the baud rate to the new value or EXIT to abort the opera tion and skip to the next parameter in the menu Sample Period The sample period is the next parameter in the menu and prompted with 5PER The sample period is the time period in seconds between temperature measurements transmitted from the serial interface If the sample rate is set to 5 the instrument transmits the current measurement over the serial interface approximately every five seconds The automatic sampling is disabled with a sample period of 0 Press SET to choose to set the sample period Adjust the period with UP or DOWN and then use SET to set the sample rate to the displayed value Duplex Mode The next parameter is the duplex mode indicated with BU PL The duplex mode may be set to half duplex HRLF or full duplex FULL With full duplex any commands received by the thermometer via the serial interface are immediately echoed or transmitted back to the device of origin With half duplex the commands are executed but not echoed The default setti
6. ALPHA alpha into the instrument using the following steps 1 Press the SET and EXIT keys at the same time and then press SET until RO is displayed 2 Press SET then use the UP or DOWN keys until the correct numerical setting is displayed Press SET to accept the new value 3 Repeat step 2 for ALPHA and DELTA 8 Calibration Procedure 8 2 3 Accuracy and Repeatability Check the accuracy of the instrument at various points over the calibration range If instrument does not pass specification at all set points repeat the Calibration Procedure 31 9 Maintenance Maintenance The calibration instrument has been designed with the utmost care Ease of operation and simplicity of maintenance have been a central theme in the product development Therefore with proper care the instrument should require very little maintenance Avoid operating the instrument in dirty or dusty environments If the outside of the instrument becomes soiled it may be wiped clean with a damp cloth and mild detergent Do not use harsh chemicals on the surface which may damage the paint The calibrator should be handled with care Avoid knocking or dropping the calibrator If the mains supply cord becomes damaged replace it with a cord with the appropriate gauge wire for the current of the instrument If there are any questions call an Authorized Hart Scientific Service Center see Section for more information Before using any cleaning or decontamin
7. Allow the instrument to stabilize and verify the accuracy of the temperature reading Controller locked up The controller may have locked up due to a power surge or other aberration Initialize the system by performing the Factory Reset Sequence Factory Reset Sequence Hold the SET and EXIT buttons down at the same time while powering up the instrument After the instrument displays n t release the buttons The display shows n t then displays 813e and then displays the firmware version After performing the master reset sequence all of the configuration parameters are reset to their default values Reprogram the RO ALPHA and DELTA parameters into the 9132 memory see Section 6 13 Calibration Parameters and any other applicable configuration parameters Allow the instrument to stabilize and verify the accuracy of the temperature reading Blank display after mains Blown fuse A fuse may have blown due to a power surge or failure of a component power applied Replace the fuse once If the fuse blows a second time it is likely caused by the failure of a component Always replace the fuse with one of the same rating voltage and type Never replace the fuse with one of a higher current rating The Instrument heats or Incorrect scan and scan rate settings The scan and scan rate settings may be set to unwanted cools too quickly or too values Check the Scan and Scan Rate settings The scan may be off if the unit seems to b
8. ALPHA and DELTA parameters These set points are generally 50 0 C 250 C and 500 0 C but other set points may be used if desired or necessary 2 Set the calibrator to the low set point When the instrument reaches the set point and the display is stable wait 15 minutes or so and then take a reading from the thermometer Sample the set point resistance by holding down the SET key and pressing the DOWN key Write these values down as T and R respectively 3 Repeat step 2 for the other two set points recording them as T and R and T and R respectively 4 Using the recorded data calculate new values for the RO ALPHA and DELTA parameters using the following equations Compute DELTA A T T B T T al 29 9132 Portable IR Calibrator User s Guide 8 2 2 30 E Eat a is los 5 A AF BE DE CF delta T Measured temperature using a thermometer R Value of the set point resistance from the display Press SET and DOWN at the same time Where T and R are the measured temperature and resistance at 50 0 C T and R are the measured temperature and resistance at 200 0 C T and R are the measured temperature and resistance at 350 0 C Compute RO and ALPHA a cda dott LN 100 100 a T dena 1 z m R a R rzero a fs a 4a R R alpha 01 7 3 R a Ra Where delta is the new value of DELTA computed above Program the new values for DELTA delta RO rzero amp
9. ground fault interrupt device e Operate the instrument in room temperatures between 5 and 50 C 41 122 F Allow sufficient air circulation by leaving at least 6 inches of space between the instrument and nearby objects The instrument is a precision instrument Although is has been designed for optimum durability and trouble free operation it must be handled with care Always carry the unit in an upright position The convenient fold up handle allows one hand carrying The instrument should not be operated in excessively wet oily dusty or dirty environments Do not operate near flammable materials Before initial use after transport and anytime the dry well has not been energized for a dry out period of 1 2 hours before it can be assumed to meet all of the safety requirements of the IEC 1010 1 1 Before You Start e Ifa main supply power fluctuation occurs immediately turn off the instrument Wait until the power has stabilized before re energizing the instrument Authorized Service Centers Please contact one of the following authorized Service Centers to coordinate service on your Hart product Fluke Corporation Hart Scientific Division 799 E Utah Valley Drive American Fork UT 84003 9775 USA Phone 1 801 763 1600 Telefax 1 801 763 1010 E mail support hartscientific com Fluke Nederland B V Customer Support Services Science Park Eindhoven 5108 5692 EC Son NETHERLANDS Phone 31 402 675300 Te
10. of the instrument may exhibit extreme temperatures for areas close to the IR target surface DO NOT turn off the unit at temperatures higher than 100 C This could create a hazardous situation Select a set point less than 100 C and allow the unit to cool before turning it off DO NOT operate this unit without a properly grounded properly polarized power cord DO NOT connect this unit to a non grounded non polarized outlet HIGH VOLTAGE is used in the operation of this equipment SEVERE INJURY OR DEATH may result if personnel fail to observe safety precautions Before working inside the equipment turn the power off and disconnect the power cord Always replace the fuse with one of the same rating voltage and type This instrument is intended for indoor use only Overhead clearance is required DO NOT place this instrument under a cabinet or other structure 9132 Portable IR Calibrator User s Guide DO NOT use this unit for any application other than calibration work DO NOT use this unit in environments other than those listed in the user s guide DO NOT operate near flammable materials Use of this instrument at HIGH TEMPERATURES for extended periods of time requires caution Completely unattended high temperature operation is not recommended for safety reasons Before initial use after transport and anytime the dry well has not been energized for more than 10 days the calibrator must be energized for a dry out period of 1
11. to the resistance of the control probe at 0 C The value of this parameter is set at the factory for best instrument accuracy ALPHA This probe parameter refers to the average sensitivity of the probe between 0 and 100 C The value of this parameter is set at the factory for best instrument accuracy DELTA This probe parameter characterizes the curvature of the resistance temperature relationship of the sensor The value of this parameter is set at the factory for best instrument accuracy 7 1 7 2 7 2 1 7 Digital Communications Digital Communications The calibrator is capable of communicating with and being controlled by other equipment through the digital serial interface With a digital interface the instrument may be connected to a computer or other equipment This allows the user to set the set point temperature monitor the temperature and access any of the other controller functions all using remote communications equipment Communications commands are summarized in Table on page Serial Communications The calibrator is installed with an RS 232 serial interface that allows serial digital communica tions over fairly long distances With the serial interface the user may access any of the func tions parameters and settings discussed in Section 8 with the exception of the baud rate setting Wiring The serial communications cable attaches B to the calibrator through the D 9 connec RS 232 Cable Wiring for tor a
12. 9 3 4 Setting the Temperature emen 9 4 Parts and Control Susini 11 4 1 Back Panel aaa nase ke addon 11 4 2 Ront Panek o 12 5 General OperatiOn ecce RA 15 5 1 Changing Display Units m e re ERR 15 52 Switching to 230 V Operation isian annin endai iE 15 6 Controller OperallOpiu uetus csi anao nasal nennen nnmnnn 17 6 1 Well Temperature sass ipinten ena eene 17 6 2 Temperature Set point sssssssssssss eee 17 6 2 1 Programmable Set points neenneeeenennenneenennenne di 622 SEPPO Valle ga dls 19 6 3 Temperature Scale Units sss 19 6 4 sene Ec 19 6 4 1 Ss A TM 19 6 4 2 Scam airis 20 6 5 Set point Resistance eene 20 6 6 Temperature Scale Units sss 20 6 7 secondary Metti i ako rb t ee RH ERR ieu teli ase He c 20 6 8 Heater Power Nm 20 6 9 Proportional Band eenneneneenennnenneeneneeeenne S En ANER 21 6 10 Controller Configuration ea td 22 6 11 Operating Parameters ssssssssss emen 22 6 12 Serial Interface Parameters nsnsi n NEE Er TEE 22 N NEU rum 23 6 12 2 Sample gie 23 6 12 3 Duplex Mode tradi saan ia menge ren RE DH damen 23 A E e o O 23 6 13 Calibration Parameters ninia 24 GABA MM cU 24 6 132 ALPHA iui esr ern t tette da aa in 24 6133 DEA ia dada 24 7 Digital Communications ceres 25 7 1 Serial COMMUNICAI N Susini
13. INCIDENTAL OR CONSEQUENTIAL DAMAGES OR LOSSES INCLUDING LOSS OF DATA WHETHER ARISING FROM BREACH OF WARRANTY OR BASED ON CONTRACT TORT RELIANCE OR ANY OTHER THEORY Since some countries or states do not allow limitation of the term of an implied warranty or exclusion or limitation of incidental or consequential damages the limitations and exclusions of this warranty may not apply to every buyer If any provision of this Warranty is held invalid or unenforceable by a court of competent jurisdiction such holding will not affect the validity or enforceability of any other provision Fluke Corporation Hart Scientific Division 799 E Utah Valley Drive e American Fork UT 84003 9775 USA Phone 1 801 763 1600 Telefax 1 801 763 1010 E mail support hartscientific com www hartscientific com Subject to change without notice e Copyright 2007 e Printed in USA Contents 1 Before You Plc 1 1 1 Akon d ee 1 1 2 Symbols USE Aissis EaR AAE EAEE 1 1 8 rirualoiedaccionm c DRE 3 1 3 1 WARNING Sees ee H Hr 3 1 32 CAUTIONS senaera 4 1 4 Authorized Service Centers ssssssssssssssese een 5 2 Specifications and Environmental Conditions 7 2 1 SPSCHICATONG UE 7 2 2 Environmental Conditions eiiis iiie unse neben n nee 8 MEC qp innana ennan anei anaana nainii nnana aaah 9 3 1 UNPACKING smc 9 3 2 SOLO EAA AE an here re 9 3 3 miM CM MC
14. Set scan mode sc an on off sc on ON or OFF Read scan rate sr ate sr srat 99 9 C or srat 12 4C min F min Set scan rate sr ate n sr 1 1 1t0 99 9 Secondary Menu Read proportional band setting pr opband pr pb 999 9 pb 15 9 Set proportional band to n pr opband n pr 8 83 Depends on Configuration Read heater power po wer po po 999 9 po 1 0 duty cycle Configuration Menu Operating Parameters Menu Read high limit hl hl hl 999 hl 126 Set high limit hl n hl 90 0 126 Serial Interface Menu Read serial sample setting sa mple sa sa 9 sa 1 Set serial sampling setting to n sa mple n sa 0 0 to 999 seconds Set serial duplex mode du plex f ull FULL or HALF h alf Set serial duplex mode to full du plex f ull du f Set serial duplex mode to half du plex h alf du h Set serial linefeed mode If eed on of f ON or OFF Set serial linefeed mode to on If eed on If on Set serial linefeed mode to off Iffeed of f If of Calibration Menu Read RO calibration parameter r 0 r r0 999 999 r0 100 578 Set RO calibration parameter to n r 0 n r 100 324 90 to 110 Read ALPHA calibration parameter al pha al al 9 9999999 al 0 0038573 Set ALPHA calibration parameter to n al pha n al 0 0038433 002 to 005 Read DELTA calibration parameter dellta de de 9 99999 de 1 507 28 8 1 8 2 8 2 1 8 Calibration Procedure Calibration Procedure Sometimes the user may want to calibrate the instrument to improve the temperature set point accu
15. Tito ld event ak 25 7 2 Mule B O n 25 7 2 1 SElUP M H m 25 722 Serial OPEN remitida 26 7 3 Intertace Commiands ucii tei een ee a ee dr ie eds 26 8 Calibration Procedure ccce ccc eeeeeee eene 29 8 1 Calibration Points ssssssssssse eem een 29 8 2 Calibration Procedure inner eiie eret ue eee 29 8 2 1 Compute DELTA sartkta eis ates tds 29 8 2 2 Compute RO and ALPHA coins cc nn 30 9 2 9 JAccuracy and hepeatabllily nn 31 9 Maintenance iiir press od eine 33 10 Troubleshooting 35 10 1 Troubleshooting Problems Possible Causes and Solutions 35 10 2 Comments icons 36 10 241 EMG Directe ERR 36 10 2 2 Low Voltage Directive Safety 1 1 1 2 1 Before You Start Before You Start Introduction The Hart Scientific 9132 Portable IR Calibrator may be used as a portable instrument or bench top temperature calibrator for calibrating point IR thermometers The 9132 is small enough to use in the field and accurate enough to use in the lab Calibrations may be done over a range of 50 C to 500 C 122 F to 932 F Temperature display and setability resolution of the 9132 is 0 1 degrees The instrument features e Rapid heating and cooling e Hand strap e RS 232 interface capability Built in programmable features include e Temperature scan rate control e Eight set point memory e A
16. ation method except those recommended by Hart users should check with an Authorized Hart Scientific Service Center see Section to be sure that the proposed method will not damage the equipment If the instrument is used in a manner not in accordance with the equipment design the operation of the instrument may be impaired or safety hazards may arise 33 10 10 1 10 Troubleshooting Troubleshooting This section contains information on troubleshooting CE Comments and a wiring diagram Troubleshooting Problems Possible Causes and Solutions In the event that the instrument appears to function abnormally this section may help to find and solve the problem Several possible problem conditions are described along with likely causes and solutions If a problem arises please read this section carefully and attempt to understand and solve the problem If the problem cannot otherwise be solved contact an Autho rized Service Center see Section 1 4 Be sure to have the model number serial number and voltage of your instrument available Table 4 Troubleshooting Problems Problem Possible Causes and Solutions Incorrect temperature Incorrect RO ALPHA and DELTA parameters Find the values for RO ALPHA and DELTA on the reading Report of Calibration that was shipped with the instrument or from subsequent calibrations of the instrument Reprogram the parameters into the 9132 memory see Section 6 13 Calibration Parameters
17. directives DC Double Insulated Electric Shock Fuse PE Ground Hot Surface Burn Hazard Read the User s Guide Important Information Off On 1 3 1 3 1 1 Before You Start Symbol Description GR Canadian Standards Association cue ys CATII OVERVOLTAGE Installation CATEGORY II Pollution Degree 2 per IEC1010 1 refers to the level of Impulse Withstand Voltage protection provided Equipment of OVERVOLTAGE CATEGORY II is energy consuming equipment to be supplied from the fixed installation Examples include household office and laboratory appliances The European Waste Electrical and Electronic Equipment WEEE Directive 2002 96 C TIC Australian EMC mark EC mark Safety Information Use this instrument only as specified in this manual Otherwise the protection provided by the instrument may be impaired The following definitions apply to the terms Warning and Caution WARNING identifies conditions and actions that may pose hazards to the user CAUTION identifies conditions and actions that may damage the instrument being used WARNINGS To avoid personal injury follow these guidelines BURN HAZARD DO NOT touch the IR target surface of the unit The temperature of the IR target surface is the same as the actual temperature shown on the display If the unit is set at 500 C and the display reads 500 C the target surface is 500 C The top sheet metal
18. djustable readout in C or F The temperature is accurately controlled by Hart s digital controller The controller uses a preci sion platinum RTD as a sensor and controls the well temperature with a solid state relay triac driven heater For improved uncertainties a 0 125 external reference thermometer may be used in the cali bration probe hole at the top of the instrument When using an external reference thermometer the unit accuracy stability and ambient temperature effects on the surface can be minimized The LED front panel continuously shows the current temperature The temperature may be easily set with the control buttons to any desired temperature within the specified range The instrument s multiple fault protection devices insure user and instrument safety and protection The 9132 calibrator was designed for portability low cost and ease of operation Through proper use the instrument will provide continued accurate calibration of temperature sensors and devices The user should be familiar with the safety guidelines and operating procedures of the calibrator as described in this user guide Symbols Used Table 1 lists the International Electrical Symbols Some or all of these symbols may be used on the instrument or in this manual 9132 Portable IR Calibrator User s Guide Table 1 Symbols Symbol Description ING AC Alternating Current ING AC DC Battery OoOb Pol BE Complies with European Union
19. e slowly responding too quickly The scan may be on with the Scan Rate set low if unit seems to be responding too slowly The display shows any of Controller problem The error messages signity the following problems with the controller the following Err I Ecc 2 Erre 1 a RAM error Err 3 Ere 4 Err 5 Err Err 2 aNVRAM error Sor Ere 1 Err 3 a Structure error Err 4 an ADC setup error Err 5 an ADC ready error Err amp a defective control sensor Err 1 8 heater error Initialize the system by performing the Factory Reset Sequence describe above Temperature cannot be set Incorrect High Limit parameter The High Limit parameter may be set below 500 C Check this above a certain point value as described in Section 6 11 Operating Parameters 35 10 2 Comments 11 2 1 10 2 1 EMC Directive Hart Scientifics equipment has been tested to meet the European Electromagnetic Compatibili ty Directive EMC Directive 89 336 EEC The Declaration of Conformity for your instrument lists the specific standards to which the unit was tested 11 2 2 10 2 2 Low Voltage Directive Safety In order to comply with the European Low Voltage Directive 73 23 EEC Hart Scientific equipment has been designed to meet the IEC 1010 1 EN 61010 1 and the IEC 1010 2 010 EN 61010 2 010 standards
20. ed to either set a parameter or display a parameter depending on whether or not a value 7 Digital Communications THEE is sent with the command following a degrees For example s 150 0 sets the set point to 150 0 In the following list of commands characters or data within brackets and are optional for the command A slash denotes alternate characters or data Numeric data denoted by n may be entered in decimal or exponential notation Characters are shown in lower case al though upper case may be used Spaces may be added within command strings and will simply be ignored Backspace BS SCH 8 may be used to erase the previous character A terminating CR is implied with all commands 27 9132 Portable IR Calibrator User s Guide Table3 Serial Commands Command Command Returned Acceptable Command Description Format Example Returned Example Values Display Temperature Read current set point s etpoint S set 999 9 C or F set 100 00 C Set current set point to n s etpoint n s 200 0 Instrument Range Read temperature temperature t t 999 9 C or F t 55 6 C Read temperature units u nits u Ux u C Set temperature units ulnits c f CorF Set temperature units to Celsius ulnits c usc Set temperature units to Fahrenheit u nits f u Read scan mode sc an sc scan ON or OFF scan ON
21. el Figure 3 consists of the controller display controller keypad and target as sembly SET DOWN UP INFRARED 9132 CALIBRATOR Hart Scientific Figure 3 Front Panel Controller Display The digital display displays set and actual temperatures and various calibrator functions settings and constants The display shows temperatures in units according to the selected scale C or F Controller Keypad The four button keypad allows easy setting of the set point temperature The control buttons SET DOWN UP and EXIT are used to set the calibrator temperature set point access and set other operating parameters and access and set calibration parameters Setting the control temperature is done directly in degrees of the current scale The control temperature can be set to one tenth of a degree Celsius or Fahrenheit The functions of the buttons are as follows SET Used to display the next parameter in the menu and to store parameters to the displayed value DOWN Used to decrement the displayed value of parameters 4 Parts and Controls UP Used to increment the displayed value EXIT Used to exit a function and to skip to the next function Any changes made to the dis played value are ignored Target Assembly The target assembly is 57 mm 2 25 in in diameter and has an emisivity of 0 95 13 5 1 5 2 5 General Operation General Operation Changing Display Units The Model 9132 can displa
22. er read 115 V This action will cause the fuses to blow and may damage the instrument 15 6 1 6 2 1 6 Controller Operation Controller Operation This chapter discusses in detail how to operate the instrument temperature controller using the front control panel Using the front panel key switches and LED display the user may monitor the well temperature set the temperature set point in degrees C or F monitor the heater output power adjust the controller proportional band and program the calibration parameters operat ing parameters and serial interface configuration Operation of the functions and parameters are shown in the flowchart in Figure on page This chart may be copied for reference In the following discussion a button with the word SET UP EXIT or DOWN inside indicates the panel button while the LED type text indicates the display reading Explanation of the but ton or display reading are to the right of each button or display value Well Temperature The digital LED display on the front panel allows direct viewing of the actual well tempera ture This temperature value is what is normally shown on the display The units C or F of the temperature value are displayed at the right For example 180 0 Well temperature in degrees Celsius The temperature display function may be accessed from any other function by pressing the EXIT button Temperature Set point The temperature set point can be set to an
23. l vibrations in the calibration environment should be minimized altitudes less than 2 000 meters 3 1 3 2 3 3 3 4 3 Quick Start Quick Start Unpacking Unpack the calibrator carefully and inspect it for any damage that may have occurred during shipment If there is shipping damage notify the carrier immediately Verify that the following components are present 9132 Calibrator Power Cord e e e User s Guide e Serial Cable e 9930 Software Set Up Place the calibrator on a flat surface with at least 6 inches of free space around the instrument The prop may be swung down to raise the front of the instrument from a horizontal position Plug the power cord into a grounded mains outlet Observe that the nominal voltage corre sponds to that indicated on the back of the calibrator Turn on the power to the calibrator by toggling the power switch on The fan should begin quietly blowing air through the instrument and the controller display should illuminate after 3 seconds After a brief self test the controller should begin normal operation If the unit fails to operate please check the power connection The heater will start operating to bring the temperature of the calibrator to the set point tem perature and the display will begin to show the actual target temperature Power Plug the dry well power cord into a mains outlet of the proper voltage frequency and current capability Refer to Specifications for power de
24. l interface If the sample rate is set to 5 the instrument transmits the current measurement over the serial interface approximately every five seconds The automatic sampling is disabled with a sample period of 0 SPEr Flashes 5PEr and then displays the setting SP Current sample period seconds Adjust the value with UP or DOWN and then use SET to set the sample rate to the dis played value Press EXIT to continue without changes SP 60 New sample period Duplex Mode The next parameter is the duplex mode The duplex mode may be set to full duplex or half du plex With full duplex any commands are executed but not echoed The duplex mode parameter 1s indicated by dUPL Flashes dUPL and then displays the setting d FULL Current duplex mode setting Adjust the setting using UP or DOWN and pressing SET d HALF New duplex mode setting Linefeed The final parameter in the serial interface menu is the linefeed mode This parameter enables on or disables off transmission of a linefeed character LF ASCII 10 after transmission of any carriage return The linefeed parameter is indicated by 23 6 13 A 6 13 1 6 13 2 6 13 3 ER Flashes LF and then displays the setting LF Gn Current linefeed setting Adjust the setting using UP or DOWN and pressing SET LF 0FF New linefeed setting Calibration Parameters The operator of the instrument controller has access
25. lefax 31 402 675321 E mail ServiceDesk fluke nl Fluke Int Corporation Service Center Instrimpex Room 2301 Sciteck Tower 22 Jianguomenwai Dajie Chao Yang District Beijing 100004 PRC CHINA Phone 86 10 6 512 3436 Telefax 86 10 6 512 3437 E mail xingye han Q fluke com cn Fluke South East Asia Pte Ltd Fluke ASEAN Regional Office Service Center 60 Alexandra Terrace 403 16 The Comtech Lobby D 118502 SINGAPORE 9132 Portable IR Calibrator User s Guide Phone 65 6799 5588 Telefax 65 6799 5588 E mail antng singa fluke com When contacting these Service Centers for support please have the following information available e Model Number e Serial Number e Voltage e Complete description of the problem 2 Specifications and Environmental Conditions 2 Specifications and Environmental Conditions 2 1 Specifications Table2 Specifications Range 50 C to 500 C 122 F to 932 F Accuracy 0 5 C at 100 C 0 9 F at 212 F 0 65 C at 300 C 1 2 F at 572 F 0 8 C at 500 C 1 4 F at 932 F Stability 0 1 C at 100 C 0 18 at 212 F 0 15 C at 300 C 0 27 at 572 F 0 3 C at 500 C 0 54 at 932 F Target Size 2 25 57 mm Resolution 0 1 C or F Display LED C or F switchable Heating Times 30 minutes to max 50 0176C to 500 C Cooling Times 30 minutes 500 C to 100 C Stabilization Time 10 minutes Target Emissivi
26. menu and then displays the heater power 12 0P Heater power in percent SET Access proportional band PROP Flashes PROP for secondary menu and then displays the proportional band setting 21 9132 Portable IR Calibrator User s Guide 6 10 6 11 6 12 22 4 1 Proportional band setting To change the proportional band press UP or DOWN 10 0 New proportional band setting To accept the new setting press SET Press EXIT to continue without storing the new value Accept the new proportional band setting Controller Configuration The controller has a number of configuration and operating options and calibration parameters which are programmable via the front panel These are accessed from the secondary menu after the proportional band function by pressing SET Pressing SET again enters the first of three sets by configuration parameters calibration parameters operating parameters and serial inter face parameters The menus are selected using the UP and DOWN keys and then pressing SET Operating Parameters The operating parameters menu is indicated by PAr Operating parameters menu The operating parameters menu contains the High Limit parameter The High Limit parameter adjusts the upper set point temperature The factory default and maximum are set to 126 C For safety a user can adjust the High Limit parameter down so the maximum temperature set point is restricted
27. n mmm o eooo N 230VAC 50 60 Hz ud OOO O 115V 4 A F 250 V E 230 V 2 A F 250 V Figure2 Back Panel Power Inlet At the rear of the calibrator is the removable power cord inlet that plugs into an TEC grounded socket Power Switch The power switch is located on the power entry module PEM The PEM also houses the fuses and the dual voltage selector The PEM and Heater Voltage Switch see below allow the unit to be field switchable for 115 VAC 10 or 230 VAC 10 operation Heater Voltage Switch To be used only when changing the input voltage See Section 7 2 for instructions on changing the input voltage CAUTION Do not plug the unit into 230 V if the heater switches and fuse holder read 115 V This action will cause the fuses to blow and may damage the instrument Serial Port A DB 9 male connector is present for interfacing the calibrator to a computer or terminal with serial RS 232 communications 11 9132 Portable IR Calibrator User s Guide 4 2 12 Fan The fan inside the calibrator has two speeds and runs continuously when the unit is being operated to provide cooling for the instrument The fan runs slow for heating and maintaining operation and runs fast for rapid cooling Slots are provided for airflow The area around the calibrator must be kept clear to allow adequate ventilation The airflow is directed out the front and can be extremely hot Front Panel The front pan
28. nds to lower the temperature back down In this way the temperature is maintained at a fairly constant temperature The temperature stability of the well and response time depend on the width of the proportional band If the band is too wide the well temperature deviates excessively from the set point due to varying external conditions This is because the power output changes very little with tempera ture and the controller cannot respond very well to changing conditions or noise in the system If the proportional band is too narrow the temperature may swing back and forth because the controller overreacts to temperature variations For best control stability the proportional band must be set for the optimum width The proportional band width is set at the factory to about 25 0 C The user may alter the proportional band width if he desires to optimize the control characteristics for a particular ap plication However we recommend the proportional band be changed only by knowledgeable personnel The proportional band width is easily adjusted from the front panel The width may be set to discrete values in degrees C or F depending on the selected units The proportional band adjust ment can be accessed within the secondary menu Press SET and EXIT to enter the second ary menu and show the heater power Then press SET to access the proportional band ser t fr Access heater power in secondary menu SEC Flashes 5EC for secondary
29. ng is full duplex The mode may be changed using UP or DOWN and pressing SET Linefeed The final parameter in the serial interface menu is the linefeed mode This parameter enables 8 N or disables 8 FF transmission of a linefeed character LF ASCII10 after transmission of any carriage return The default setting is with linefeed on The mode may be changed using UP or DOWN and pressing SET Serial Operation Once the cable has been attached and the interface set up properly the controller immediately begins transmitting temperature readings at the programmed rate The serial communications uses 8 data bits one stop bit and no parity The set point and other commands may be sent via the serial interface to set the temperature set point and view or program the various parameters The interface commands are discussed in Section All commands are ASCII character strings terminated with a carriage return character CR ASCII 13 Interface Commands The various commands for accessing the calibrator functions via the digital interfaces are listed in this section see Table 3 These commands are used with the RS 232 serial interface The commands are terminated with a carriage return character The interface makes no distinction between upper and lower case letters hence either may be used Commands may be abbrevi ated to the minimum number of letters which determines a unique command A command may be us
30. power being applied to the heater is determined by the duty cycle or the ratio of heater on time to the pulse cycle time By knowing the amount of heating the user can tell if the calibrator is heating up to the set point cooling down or controlling at a constant tempera ture Monitoring the percent heater power lets the user know how stable the well temperature is With good control stability the percent heating power should not fluctuate more than 1 within one minute 6 9 6 Controller Operation The heater power display is accessed in the secondary menu Press SET and EXIT simulta neously and release The heater power is displayed as a percentage of full power 100 0 C Well temperature ser exa Access heater power in secondary menu SEE Flashes SEC for secondary menu and then displays the heater power 12 0P Heater power in percent To exit out of the secondary menu press and hold the EXTT button To continue on to the proportional band setting function press SET Proportional Band In a proportional controller such as this the heater output power is proportional to the well tem perature over a limited range of temperatures around the set point This range of temperature is called the proportional band At the bottom of the proportional band the heater output is 100 At the top of the proportional band the heater output is 0 Thus as the temperature rises the heater power is reduced which consequently te
31. racy Calibration is done by adjusting the controller probe calibration constants RO ALPHA and DELTA so that the temperature of the dry well as measured with a standard ther mometer agrees more closely with the set point The thermometer used must be able to measure the well temperature with higher accuracy than the desired accuracy of the dry well By using a good thermometer and following this procedure the dry well can be calibrated to an accuracy of better than 0 8 C over its full range Calibration Points In calibrating the instrument RO ALPHA and DELTA are adjusted to minimize the set point error at each of three different dry well temperatures Any three reasonably separated tempera tures may be used for the calibration Improved results can be obtained for shorter ranges when using temperatures that are just within the most useful operating range of the dry well The farther apart the calibration temperatures the larger the calibrated temperature range is but the calibration error is greater over the range If for instance 150 C to 350 C is chosen as the cali bration range then the calibrator may achieve an accuracy of say 0 3 C over the range 150 to 350 C Choosing a range of 200 C to 300 C may allow the calibrator to have a better accuracy of maybe 0 2 C over the range 175 to 325 C but outside that range the accuracy may be only 0 9 C Calibration Procedure 1 Choose three set points to use in the calibration of the RO
32. t reserves the right to invoice Buyer for importation costs of repairs replacement parts when product purchased in one country is submitted for repair in another country Hart s warranty obligation is limited at Hart s option to refund of the purchase price free of charge repair or replacement of a defective product which is returned to a Hart authorized service center within the warranty period To obtain warranty service contact your nearest Hart authorized service center or send the product with a description of the difficulty postage and insurance prepaid FOB Destination to the nearest Hart au thorized service center Hart assumes no risk for damage in transit Following warranty repair the product will be returned to Buyer transportation prepaid FOB Destination If Hart determines that the failure was caused by misuse alteration accident or abnormal condition or operation or handling Hart will pro vide an estimate or repair costs and obtain authorization before commencing the work Following repair the product will be returned to the Buyer transportation prepaid and the Buyer will be billed for the repair and return transportation charges FOB Shipping Point THIS WARRANTY IS BUYER S SOLE AND EXCLUSIVE REMEDY AND IS IN LIEU OF ALL OTH ER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE HART SHALL NOT BE LIABLE FOR ANY SPECIAL INDIRECT
33. t the back of the instrument Figure 5 IBM PC and Compatibles shows the pin out of this connector and sug gested cable wiring The serial cable should be shielded If the unit is used in a heavy n i A Instrument Computer DTE industrial setting the shielded cable must be Connector Connector limited to one meter DB 9 Pin DB 9 Pin INC 1DCD 2RxD 2 RxD Setup 3TxD 3TxD Before operation the serial interface must nn t se first be set up by programming the baud rate 6NC I 6 DSR and other configuration parameters These 7RTS e 7RTS parameters are programmed within the serial 8CTS 8CTS interface menu The serial interface param INGS TONG eters menu is outlined in Figure on page To enter the serial parameter programming mode press SET and EXIT simultane led an ously to enter the secondary menu Press DB 9 Pin DB 25 Pin SET repeatedly until the display reads INC PAr Press UP until the serial interface 2RxD e e 2TxD menu is indicated with SERIAL Finally press 3TxD 3RxD SET to enter the serial parameter menu In ANC A ARTS the serial interface parameters menu are the o qui baud rate the sample rate the duplex mode 7RTS 7 GND and the linefeed parameter 8CTS 9 8DCD 9NC e 20DTR Figure 5 RS 232 Cable Wiring 25 9132 Portable IR Calibrator User s Guide 7 2 1 1 7 2 1 2 7 2 1 3 7 2 1 4 7 2 2 7 3 26 Baud Rate
34. tails Turn the dry well on using the rear panel POWER switch The dry well will turn on and begin to heat to the previously programmed temperature set point The front panel LED display will indicate the actual dry well tempera ture Setting the Temperature Section 8 2 explains in detail how to set the temperature set point on the calibrator using the front panel keys The procedure is summarized here 1 Press SET twice to access the set point value 2 Press UP or DOWN to change the set point value 3 Press SET to program in the new set point 4 Press EXIT to return to the temperature display 9132 Portable IR Calibrator User s Guide 10 When the set point temperature is changed the controller switches the well heater on or off to raise or lower the temperature The displayed well temperature gradually changes until it reaches the set point temperature The well may require 5 to 10 minutes to reach the set point depending on the span Another 5 to 10 minutes is required to stabilize within 0 1 C of the set point Ultimate stability may take 15 to 20 minutes more of stabilization time 4 1 A 4 Parts and Controls Parts and Controls The user should become familiar with the calibrator and its parts Back Panel The back panel Figure 2 consists of the power cord inlet power switch heater voltage switch serial port and fan ce x HEATER VOLTAGE RS 232 115 VAC 50 60 Hz a
35. to 2 hours before it can be assumed to meet all of the safety requirements of the IEC1010 1 The instrument can generate extreme temperatures Precautions must be taken to prevent personal injury or damage to objects Use only a grounded AC mains supply of the appropriate voltage to power the instrument Refer to Section 3 1 Specifications for power details The instrument is equipped with operator accessible system fuses If a fuse blows it may be due to a power surge or failure of a component Replace the fuse once If the fuse blows a second time it is likely caused by failure of a component part If this occurs contact an Authorized Hart Scientific Service Center see Section Always replace the fuse with one of the same rating voltage and type Never replace the fuse with one of a higher current rating Follow all safety guidelines listed in the user s manual Calibration Equipment should only be used by Trained Personnel 1 3 2 CAUTIONS DO NOT plug the unit into 230V if the heater switches and fuse holder read 115V This action will cause the fuses to blow and may damage the instrument Components and heater lifetime can be shortened by continuous high temperature operation e DO NOT use fluids to clean the target surface e DO NOT change the values of the calibration constants from the factory set values The correct setting of these parameters is important to the safety and proper operation of the calibrator e DO use a
36. to a number of the calibration constants namely RO ALPHA and DELTA These values are set at the factory and must not be altered The correct values are important to the accuracy and proper and safe operation of the instru ment Access to these parameters is available to the user so that in the event that the controller memory fails the user may restore these values to the factory settings The user should have a list of these constants and their settings with the instrument manual CAUTION DO NOT change the values of the instrument calibration constants from the factory set values The correct setting of these parameters is important to the safety and proper operation of the instrument The calibration parameters menu is indicated by CAL Calibration parameters menu Press SET five times to enter the menu The calibration parameters menu contains the param eters RO ALPHA and DELTA which characterize the resistance temperature relationship of the platinum control sensor These parameters may be adjusted to improve the accuracy of the calibrator The name of the parameter flashes on the display and then the value is displayed The value of the parameter may be changed using the UP and DOWN buttons After the desired value is reached press SET to set the parameter to the new value Pressing EXIT causes the param eter to be skipped ignoring any changes that may have been made RO This probe parameter refers
37. ty 0 95 0 02 from 8 to 14uM Aperture Diameter 2 25 57mm Computer Interface RS 232 interface included with Model 9930 Interface it control software Power 115 VAC 10 3 A or 230 VAC 10 1 5 A 50 60 Hz switchable 340 W Size 4 Hx 6 W x 7 D 102 x 152 x 178 mm Weight 4 Ib 1 8 kg Temperature differences between the IR surface and the reference probe are calculated as shown in the graph in Figure 1 Gradient between probe and IR surface 0 A 0 1 rj 0 2 s 0 3 0 4 0 5 0 6 50 100 150 200 250 300 350 400 450 Reference Probe OC Figure1 Temperature Gradient Between Probe and IR Target Surface 9132 Portable IR Calibrator User s Guide NOTE As the calibrator temperature increases the difference between the temperature sensed by the reference thermometer and the temperature of the face of the target increases 2 2 Environmental Conditions Although the instrument has been designed for optimum durability and trouble free operation 1t must be handled with care The instrument should not be operated in an excessively dusty or dirty environment Maintenance and cleaning recommendations can be found in the Mainte nance section of this manual The instrument operates safely under the following conditions temperature range 5 35 C 41 95 F ambient relative humidity 15 5096 pressure 75kPa 106kPa mains voltage within 10 of nomina
38. ure To change the set point value press SET and then press UP or DOWN 220 02 New set point value When the desired set point value is reached press SET to accept the new value and access the temperature scale units selection If EXIT is pressed instead then any changes made to the set point will be ignored SET Accept new set point value Temperature Scale Units The temperature scale units of the controller maybe set by the user to degrees Celsius C or Fahrenheit F The units are used in displaying the well temperature set point and propor tional band Press SET after adjusting the set point value to change display units Un C Scale units currently selected Press UP or DOWN to change the units Un F New units selected Scan The scan rate can be set and enabled so that when the set point is changed the dry well heats or cools at a specified rate degrees per minute until it reaches the new set point With the scan disabled the dry well heats or cools at the maximum possible rate Scan Control The scan is controlled with the scan on off function that appears in the main menu after the temperature scale units Sc 0FF Scan function off Press UP or DOWN to toggle the scan on or off Scz n Scan function on 19 9132 Portable IR Calibrator User s Guide 6 4 2 6 5 6 7 6 8 20 Press SET to accept the present setting and continue
39. y temperature in Celsius or Fahrenheit The temperature units are shipped from the factory set to Celsius There are two ways to change to Fahrenheit or back to Celsius as described below 1 Press the SET and UP simultaneously The units are changed Or 1 Press the SET key three times from the temperature display to show Un 2 Press the UP or DOWN key to change units Switching to 230 V Operation The 9132 is switchable from 115 V ac to 230 V ac 50 60 Hz Switching the voltage can change the calibration Therefore we recommend that the instrument be calibrated after the voltage is switched To change from 115 V ac to 230 V ac follow the steps below 1 Unplug the instrument 2 With a small straight slot screwdriver remove the fuse holder located on the rear panel 3 Replace the two 4 amps fuses with 2 amp 250 V fuses 4 Replace the fuse holder with the 230V in the display window 5 Using the same straight slot screwdriver move the heater switch to display 230V See the back panel drawing in Figure 2 on page 11 NOTE f the heater switch and the fuse holder do not both read 230 V when complete the unit will either not heat or only heat at a fraction of its capacity If not done properly the unit could become damaged and void the calibration and warranty Use 4 amp fuses for 115 V and 2 amp fuses for 230 V only CAUTION Do not plug the unit into 230 V if the heater switches and fuse hold
40. y value within the range and with resolution as given in the specifications Be careful not to exceed the safe upper temperature limit of any device inserted into the well Setting the temperature involves selecting one of the eight set points in memory and then ad justing the set point value Programmable Set points The controller stores 8 set point temperatures in memory The set points can be quickly recalled to conveniently set the calibrator to a previously programmed temperature set point To set the temperature one must first select the set point memory This function is accessed from the temperature display function by pressing SET The number of the set point memory currently being used is shown at the left on the display followed by the current set point value 100 0 C Well temperature in degrees Celsius SET Access set point memory i 100 Set point memory 1 100 C currently used To change to another set point memory press UP or DOWN 4 3t New set point memory 4 300 C 17 9132 Portable IR Calibrator User s Guide Display gt Temperature SET Select Setpoint gt gt SET DOWN Displays Set Point Resolution Y Adjust Setpoint gt SET up EX Toggles C F Y Units C F Secondary Functions Y A SET
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