Calibration Solutions for - Temperature Sensors - Infrared Thermometers - Thermocouple Referencing Systems
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2 üThe Source for Calibration Professionals Calibration Solutions for - Temperature Sensors - Infrared Thermometers - Thermocouple Referencing Systems Temperature Calibration Equipment & Services 1300°C 1200°C 1100°C Oberon R Oberon Cyclops 1000°C Pegasus Pegasus R Pegasus 900°C 800°C Medusa 700°C Gemini Jupiter Jupiter Fast-Cal ISOTower 600°C Gemini R Gemini R Medusa 500°C 400°C Quick-Cal Model 975 Model Blackbody QuickCal 300°C Drago Calisto 200°C Europa Venus Oceanus-6 Hyperion 100°C R Hyperion Model 988 Model Isis 0°C -100°C Minimum Calibration Points to Enable Coefficients to be calculated for a Platinum Resistance Thermometer IPRTs Required Points Number of Points Temp > 0°C 0°C and two positive values Rt=Ro(1 + At + Bt2) 3 Temp < 0°C 0°C, two positive values and Rt=Ro[1 + At + Bt2 + C(t-100°C) t3] 4 to > 0°C one negative value ITS-90 Required Points 0.01 – 29.76°C 0.01°C 29.76°C 2 0.01 – 156°C 0.01°C 156°C 2 0.01 – 232°C 0.01°C 156°C 232°C 3 0.01 – 419°C 0.01°C 232°C 419°C 3 0.01 – 660°C 0.01°C 232°C 419°C 660°C 4 0.01 – 962°C 0.01°C 232°C 419°C 660°C 962°C 5 -38 – 29.76°C -38°C 0.01°C 29.76°C 3 -189 – 0.01°C -189°C -38°C 0.01°C 3 Platinum Resistance Thermometer Summary Ta ble of some ITS-90 Fixed Points Identification Substance Te mp. K Te mp.°C State Argon 83.8058 -189.3442 Triple Mercury 234.3156 -38.8344 Triple Water 273.16 0.01 Triple Gallium 302.9146 29.7646 Melt Indium 429.7485 156.5985 Freeze Tin 505.078 231.928 Freeze Zinc 692.677 419.527 Freeze Aluminium 933.473 660.323 Freeze Silver 1234.93 961.78 Freeze For full details, contact Isotech North America, 158 Brentwood Drive, Unit 4, Colchester, Vermont 05446 Telephone +1 (802) 863.8050 Fax +1 (802) 863.8125 Email [email protected] Web www.isotechna.com Contents Thermometer & Thermocouple Reference .............Inside Front Platinum Resistance Thermometers .................... 76 - 78 Introduction .................................................................. 4 - 5 Thermocouples .................................................. 79 - 81 A Guide to Industrial Temperature Calibration ..................... 6 Temperature Calibration Software .................................... 82 Cal NotePad ............................................................... 83 Alternative methods of using Portable Calibrators ......... 7 - 9 I-Cal Easy ........................................................... 84 - 85 Introducing the 4000 Series ...................................... 10 - 15 Blackbody Sources .................................................. 86 - 88 Hyperion / Drago ................................................ 16 - 19 Blackbody Fixed Point Cells ........................................ 89 Europa / Venus / Calisto ..................................... 20 - 23 Gas Flow System - Model 984 .................................... 90 Jupiter ................................................................ 24 - 27 Hyperion R ................................................................. 91 Gemini ............................................................... 28 - 31 Gemini R .................................................................... 92 Pegasus ............................................................. 32 - 35 Pegasus R .................................................................. 93 Medusa R .................................................................. 94 Fast Calibrators ....................................................... 36 - 37 Oberon R .................................................................... 95 Quick-Cal ........................................................... 38 - 39 Cyclops ...................................................................... 96 Fast-Cal .............................................................. 40 - 41 Blackbody Source - Model 988 ................................... 97 Greybody Source - Model 975 .................................... 98 Cryogenic Dry Block QuickCal Blackbody .................................................... 99 Isis ..................................................................... 42 - 43 Thermocouple Referencing Techniques ........................ 100 ITS-90 Fixed Point Cells ........................................... 44 - 45 Isotech Custom Engineering ..................................... 101 ISOTower ........................................................... 46 - 48 Cold Junction Thermocouple Probes .......................... 102 ITS-90 Slim Cells ................................................ 49 - 50 TRU - Model 938 ...................................................... 103 Oceanus-6 ......................................................... 51 - 53 TRU - Model 937 ...................................................... 104 510 Medusa & 511 Medusa 3 ............................ 54 - 56 TRUrac - Model 847 ................................................. 105 Oberon ....................................................................... 57 Hotbox - Model 830 .................................................. 106 Precision Thermometers .......................................... 58 - 59 Isobox - Model 842 .................................................. 107 TTI-10 ................................................................ 60 - 61 Isorac - Model 844 ................................................... 108 milliK .................................................................. 62 - 65 Thermocouple Reference Chart .................................... 109 millisKanner ........................................................ 66 - 67 TTI-22 ................................................................ 68 - 69 Laboratory Services ............................................. 110 - 111 Terminal Adaptor ........................................................ 70 Minature Fixed Resistor - Model 836 ........................... 71 Isotech Training Course ....................................... 112 - 113 Selector Switch - 8 Way ..................................... 72 - 73 Surface Temperature Measurement - Model 944 ......... 74 Industrial Platinum Resistance Small Hot Plate ........................................................... 75 Thermometer Tables ...................................... 114 - 115 The company is always willing to give technical advice and assistance where appropriate. Equally because of the program of continual development and improvement, we reserve the right to amend or alter characteristics and design without prior notice. This publication is for information only. Products in this catalogue are all Compliant Introduction Industrial Temperature Calibration ...our knowledge, product quality and integrity are the reasons for buying from Isotech This catalogue describes Isotech calculations and publish uncertainty n Isotech Innovation products designed for Industrial graphs. Dry Blocks from other Isotech is renowned for innovation, Temperature Calibration. It has manufacturers are sometimes with products like the ISOCAL-6 - the equipment for calibrating industrial specified in interesting ways, such as multi function calibrator providing Dry sensors of widely varying size, Minimum Operating Temperature Block, Liquid Bath, Surface Sensors, temperature range, accuracies and -30°C but with an ambient of 5°C, Blackbody and Fixed Point calibration type. In this book calibration solutions Isotech labs and workshops are kept in one piece of apparatus. exist for accuracies from 1°C to less close to 20°C! We don’t specify than 0.001°C, temperature ranges performances of thermometers only at n UKAS Accredited Laboratory from below -100°C to 1200°C, from 0°C we also tell you what it is like at (ISO/IEC 17025:2005) handheld to bench top devices. high temperatures. Isotech Products include Dry Block understand the difference between Benefit from Isotech’s experience and Calibrators, Liquid Baths, High resolution and accuracy, between expertise, our laboratory was first Temperature Furnaces, Precision accuracy and uncertainty, between accredited in 1985. The Isotech team Temperature Indicators, Temperature “specmanship” and the firm evidence of calibration engineers are available Sensors with supporting services, an auditor would expect to see. for pre and post sales support. UKAS Calibration and software. As well as solutions for industrial sensors we have a full range of n Benefit from Isotech’s premier laboratory equipment and provide UKAS Calibration Laboratory Primary Standards and Equipment to Many manufacturers of temperature National Metrology Institutes all calibration equipment do not operate around the world accredited laboratories. At Isotech we remain unique in that in addition to n Solutions for Temperature manufacturing equipment we also Laboratories operate a full scale UKAS accredited laboratory calibrating both our own A separate publication equipment and a full range of “Volume 1: Solutions for temperature equipment for our clients, Primary & Secondary from industrial thermocouples to Laboratories” contains primary standards. details of our laboratory equipment including Fixed Point n Benefit from Experience Cells, Thermometry Isotech fully understand the Bridges, SPRTs, calibration needs of our customers. Comparison Calibration We design and specify products Equipment and Software. accordingly. Isotech make available full evaluation reports with uncertainty http://www.isotechna.com 4 | CALIBRATION SOLUTIONS The world’s leading National Metrology Institutes choose Isotech - shouldn’t you? n Industrial Calibrators -100°C to 1200°C There