Compact Temperature Calibrator
Contents
1. e Reference manual English e Test cables 1 x red 1 x black e RS232 cable 9 pin e JOFRACAL calibration software e CTC 140A only Matching insulation plug kit 8 pcs e CTC 1200 A only Matching Insulation plug kit 8 pcs ACCESSORIES 122832 Cleaning Brushes 4 mm Package of 3 pcs 60F174 Cleaning Brushes 6 mm Package of 3 pcs 122822 Cleaning Brushes 8 mm Package of 3 pcs 65 F100 Insulation in Tube 100 mm x 925 mm 65 F101 Insulation in Tube 150 mm x 925 mm 65 F102 Insulation in Tube 200 mm x 925 mm 65 F103 Insulation in Tube 250 mm x 925 mm 65 F104 Insulation in Tube 300 mm x 925 mm 65 F105 Insulation in Tube 350 mm x 025 mm 65 F106 Insulation in Tube 400 mm x 025 mm 65 F107 Insulation in Tube 450 mm x 025 mm 105173 Set of Insulation Plates 10 pcs 125066 Extra fixture for sensor grib 125067 Extra sensor grib 125002 Edgeport Converter with 4 pcs of RS232 ports 123408 Carrying Case CTC MTC A models 123409 Carrying Case CTC B models and for CTC 1200 A Insulation Plugs for CTC 1200 124414 124415 124416 124518 124519 Carrying case Optional The optional protective carrying case ensures safe transportation and storage of the instrument and all associated equipment Insulation plug 8 pcs 12 mm in Insulation plug 8 pcs 3 4 mm and 1 8 in Insulation plug 8 pcs 5 6 mm and 1 4 3 16in Insulation plug 8 pcs 7 8 9 mm and 5 16 in Insulation plug 8 pcs 10 11 mm and 3 8 7 12. temperature JOF RA Temperature ranges CTC 140 A 17 to 140 C 1 to 284 F CTC 320 A 33 to 320 C 91 to 608 F CTC 320B 33 to 320 C 91 to 608 F CTC 650 A 33 to 650 C 91 to 1202 F CTC 650B 33 to 650 C 91 to 1202 F CTC 1200 A 300 to 1205 C 572 to 2200 F Fast calibration is timesaving The specially designed heating block profile heats up to 320 C 608 F in just 4 minutes and to 650 C 1202 F in only 10 minutes High flexibility You are not limited by fixed holes Inter changeable insertion tubes are used to match the diameter of your sensor under test Enhanced stability MVI circuitry ensures stability despite mains supply variations in the process environment Timesaving features Fast one key one function access to the automatic switch test and auto stepping Documentation made easy RS232 communication and JOFRACAL calibration software are included in the standard delivery Complete marine program Part of a complete program of marine approved temperature pressure and signal calibrators including temperature sensors See more at www jofra com ISO 9001 Manufacturer Specification Sheet Model CTC series Compact Temperature Calibrator PRODUCT DESCRIPTION A fast timesaving and reliable true temperature calibrator designed for on site use The CTC series is a fast dry block that offers both interchangeable inserts the MVI stability circuitry and calibration software Both spee
3. 6oF446 124690 Multi holetype2 Moz 1234808 123477 123478 na na N Note 1 Use the insert code when ordered as the standard insert together with a new calibrator Note 2 CTC 140 A only Remember to use matching insulation plugs see accessories Note 3 CTC 140 A only All multi hole inserts are delivered with a matching insulation plug Multi hole type 2 Note 4 CTC 1200 A only Remember to order matching insulation plugs see accessories CTC 320 A 650 A N A N A N A N A N A N A A www jofra com ORDERING INFORMATION Order number Description Base model number CTC140A CTC 140 A 17 to 140 C 1 to 284 F CTC320A CTC 320 A 33 to 320 C 91 to 608 F CTC650A CTC 650 A 33 to 650 C 91 to 1202 F CTC320B CTC 320 B 33 to 320 C 91 to 608 F CTC650B CTC 650 B 33 to 650 C 91 to 1202 F CTC1200A CTC 1200 A 300 to 1205 C 572 to 2200 F Power supply US deliveries 60 Hz only 115 115VAC 230 230VAC Mains power cable type European 230 V USA CANADA 115 V UK 240 V South Africa 220 V Italy 220 V Australia 240 V Denmark 230 V Switzerland 220 V Israel 230 V L aM OO w Insert type and size XXX 1 x Insert for dry block configuration please see the previous insert pages for the right insert codes Calibration certificate F NLP Traceable temperature certificate standard for Europe Asia Australia and Africa G NIST traceable temperature certificate standa
4. 140 A Inserts undrilled inserts CTC 140 A 2 CTC 320 A CTC 650 A CTC 320 B CTC 650 B CTC 1200 A appar council led 60F448 100175 100194 60F356 60F420 124403 Undrilled 4 ulation plug 123987 Spare part no for predrilled inserts metric mm Undrilled inserts CTC 320 650 A B Insert code CTC 140 A CTC 320A CTC 650 A CTC 320 B CTC 650B CTC 1200 A 3mm 123428 123436 123444 124503 4mm i O 60F451 100177 100196 60F359 60F423 124406 5mm o 123429 123437 123445 123452 123460 124504 7 mm 007 8mm Undrilled inserts 9mm CTC 1200 A omm imm 2mm 3mm i4mm i5mm Iemm I8smm 20mm 100190 100208 123455 123463 100191 100209 123456 123464 123439 123446 123457 123465 Multi hole type 1 CTC 140 A Multi hole type 1 Mort 1234798 123475 123476 NA N A Spare part no for predrilled inserts imperial inch Probe diameter CTC 140 A CTC 320A CTC 650 A CTC 320 B CTC 650B CTC 1200 A Bin 125 60F450 100176 100195 60F358 60F422 124511 3 16 in 60F452 100178 100197 60F360 60F424 124512 44in 250 60F454 100180 100199 60F362 60F426 124404 5 16 in 312 60F456 100181 100200 60F364 60F428 124513 60F458 100184 100203 60F366 60F430 124514 7 16 in 60F460 100187 100205 60F368 60F432 124515 875 Multi hole type 1 CTC 320 A 650 A 124405 Multi hole type 2 CTC 140 A i 6 7 ein 8 na 6oF354 6oF4i8 6oFs77
5. A serorei r EN eens 12 kg 27 Ib C TOG 920 B cceacntus nase adsense cenensenenionteeaeseteee 13 5 kg 21 Ib CTC 650 B accncstscntwc sawccentancdiansahotactenesietesadntameds 17 kg 37 Ib CGF A eactccsoscnas ertennsane tomesanszsateuatacatento ts 18 kg 39 Ib Size L x W x H 507 x 232 x 415 mm 19 9 x 9 1 x 16 3 in Shipping without carrying case Faas oe ceccna ete a 10 kg 22 Ib 2 A aeiee ERE AEE 8 kg 17 5 Ib CTC 650 A uasinsnninsnunnnnnnonnunenrnnonanannrnnannnansnnnanan 9 5 kg 21 Ib Size L x W x H 465 x 255 x 470 mm 18 3 x 10 0 x 18 5 in CITC 320 B esideninuvnidcwnsesonaviwneteimeseicddonectanecunelesiens 11 kg 24 Ib OO E rarere EEE 14 kg 26 Ib CTC 1200 A ireceswteteocatetonedaansteisivanictcton iceeseiaweacenes 15 kg 32 Ib Size L x W x H 465 x 255 x 470 mm 18 3 x 10 0 x 18 5 in Shipping carrying case only Weight coatetecacsecsstenccavenessancacetetotercsteieet eserie ses 5 0 kg 11 Ib Size L x W x H 507 x 232 x 415 mm 19 9 x 9 1 x 16 3 in JOF Fi a Model CTC series Specification Sheet Compact Temperature Calibrator SS CP 2281 US INSERTS FOR CTC SERIES Inserts for CTC 140 A and CTC 320 A B are made of aluminum Inserts for CTC 650 A B are made of brass Inserts for CTC 1200 A are made of high temperature steel alloy All specifications on hole sizes are referring to the outer diameter of the sensor under test The correct clearance size is applied in all predrilled inserts Undrilled inserts CTC
6. F GTG 690 B rinekso Tnk n Ris Tee err 0 05 C 0 09 F Measured after the stability indicator has been on for 10 minutes Measuring time is 30 minutes Time to stability approximate CPG HWAG A aoran iina iaiki 5 minutes C TC 320 690 A B cean de cececccredemcncwasececestacseatacsaetees 8 minutes CTC 1200 A aasassnsonnenesnennnrnnnnnnnnnnenennennnnnnnrnnrnnnne 20 minutes Accuracy CC AA eect cxcledetenidetoiemsataeiedowdineciesens 0 4 C 0 7 F CTC 320 Py Bar sencedececsenieatteteniantaeatiwsviccente nies 0 5 C 0 9 F CTC 650 A cscecscdeveanescaccacneriornaenieeestanvoid astaas 0 9 C 1 62 F CTC 650 B ooo ccc ecccececcccececececetarecaceeeeaeseseeeret0 6 C 1 08 F CTC 1200 A uo ccc ecececcccecccecececucaeacecuaeauceseeeraes 2 0 C 3 6 F Specification when using the internal reference Load 4 mm OD reference probe in the center of the insert Thermal protection shield Optional 104216 An external heat shield is avail able and may be placed on top of the calibrator to reduce the hot air stream around the sensor under test This is especially important for testing thermocouples having head mounted transmitters with cold junction compensation Immersion depth CTC 140 A insulation included csccccssseeeeeeeeeeeeeeees 115 mm 4 5 in CTC 320 A CTC 650 A CTC 1200 A 110 mm 4 3 in CTC 320 B CTC 650 Bu ceeceeceeseeees 190 mm 7 5 in Well diameter GTO eiriaa
7. 19 2 mm 0 76 in CTC 320 CT C650 vcccccceeicnesivvnceetecceseducceetes 26 mm 1 0 in 1 2D eiaiedccitertorseenicsnanseausatecucsaviccomeareemesuind 27 mm 1 6 in Heating time CTC 140 A ht 1020 Ce V t0 73 F wcteweciacsacaoricadesmeaenouceranebannes 3 minutes 23 to 140 C 7 73 t0 284 PF cccsiavterwineventrictenedtesexien 15 minutes CTC 320 A 23 to 320 C 73 to BOS PF sicnciccwedesdeccswueaduaanendwanntes 4 minutes CTC 650 A 23 tO 650 C 73 to 1202 Pixies ve cenyeetetes Gens 10 minutes CTC 320 B 293 tO 320 C 73 t0 COG F encsesieii iassa 20 minutes CTC 650 B 23 to 650 C 73 t 12027 nee 39 minutes CTC 1200 A 23 to 1205 CF 73 to 2200 F occttcsntcdtearacieneucentan 45 minutes Cooling time CTC 140 A 100 to 0 C 21210 32 F ee i 10 minutes 0 to 15 C 32 TOD F euasiisoonninannnnsnnnannins 16 minutes 140 to 100 C 264 t0 2127F vntcasesastadedeventvtnnssicectuns 2 minutes CTC 320 A 320 t 100 C 608 40 2 12 Ewa cec creer reecea 16 minutes CTC 650 A 650 to 100 C 1202 to 2129F vctascsiciersievzeverreeetan 28 minutes CTC 320 B 320 to 100 C 608 to 212 F aaanenannnnnnnnn 22 minutes CTC 650 B 650 to 100 C 1202 to 2127 PF vessiccefecateetcnaccoscecines 65 minutes CTC 1200 A 1205 to 300 C 2200 16 3 12 7 cciciadincvesemeninnweie 120 minutes Switch input dry contact Test voltage cceccccececsseeceeeeceeeseseeseeeesaes Maximum 5 VDC Test current cidivisiiniiiiecntanussdreridaviioivanmend
8. 6 in DDD an JSOFF Model CTC series aik ci Compact Temperature Calibrator Specification Sheet SS CP 2281 US FUNCTIONAL SPECIFICATIONS Mains specifications Voltage CTC 140 320 650 1200 2 115V 90 127 230V 180 254 Voltage CTC 650 B 115V 105 127 230V 210 254 Frequency non US deliveries 50 Hz 5 60 Hz 5 Frequency US deliveries cccccssseeeeseeeeeeeeees 60 Hz 5 Power consumption max CTC 140 A cccceee 150 VA Power consumption max CTC 320 B cc 0008 600 VA Power consumption max CTC 1200 A 0006 650 VA Power consumption max CTC 320 A 650 A B 1150 VA Temperature range CTC 140 A MaX MUM ate sere ceestenecsateCostunedateeavreenecneterautenusa 140 C 284 F Minimum ambient temp 0 C 32 F 30 C 22 F Minimum ambient temp 23 C 13 F 17 C 1 F Minimum ambient temp 40 C 104 F 2 C 28 F CT SFT a persstetess cocecte incom teeences 33 to 320 C 91 to 608 F CTC 650 AY B iccassicaviscecdtncacsanunawe 33 to 650 C 91 to 1202 F CTC 1200 Pisco crssatgcsncusscncteece 300 to 1205 C 572 to 2200 F Resolution user selectable Selectable vrs atiacertsntcrsetautantieeirersienntonedeene 1 or 0 1 C F Stability CTC 140 A ccein enian 0 05 C 0 09 F TO A Baseren 0 1 C 0 18 F CTC 650 A 1200 A cccccececesseeceneeeeeaees 0 1 C 0 18
9. IL Ge os 0 serae ere te aero eae nee Reon 6 kg 13 Ib CGTC 650 B ianiai rnern iaa ei 10 5 kg 23 Ib 9 5 7 120 0 A eee eee OE 12 kg 26 5 Ib Insert dimensions CTC 140 A outer diameter c cceee 19 1 mm 0 75 in CTC 140 A inner diameter ccceeeee 15 0 mm 0 59 in CTC 140 A lenght ceececessesseeeseeseeeees 100 mm 3 9 in CTC 320 CTC 650 A outer diameter 25 7 mm 1 01 in CTC 320 CTC 650 A inner diameter 21 5 mm 0 85 in CTC 320 CTC 650 A lenght 0068 120 mm 4 7 in CTC 320 CTC 650 B outer diameter 25 7 mm 1 01 in CTC 320 CTC 650 B inner diameter 21 5 mm 0 85 in CTC 320 CTC 650 B lenght 06 200 mm 7 9 in CTC 1200 A outer diameter ccceceeseeeee 25 mm 0 98 in CTC 1200 A inner diameter c ccceeseeeeees 22 mm 1 6 in CTC 1200 A lenght cccccesesseeeneeseeeees 155 mm 6 1 in Weight of non drilled insert approximate OTO TAU A sirosti etnii gai 75 g 2 6 oz OTG 20 A ea eta sesiestncepenutenisee 170 g 5 8 oz CTC 650 A oo eecescccecceecceccecceccceccecceneeeseeneeeeees 510 g 17 8 oz Ge 0s ener ee eee eee en oe 280 g 9 8 oz GLG 650 B vercssicendsimnactentdaetedcutincedsensdeeietonead 860 g 30 3 oz Oo a 210 0 bee ttt Ne em ai 460 g 16 3 oz Shipping including optional carrying case CTG 140 A woe ceccceeccecceccceccescceccencceccerceecceccees 12 5 kg 27 6 Ib reece cele len eee seca 11 kg 24 Ib GTC G50
10. Yes Self explaining guide in iSplay ccccsssscecsseseeeeseeees Yes Other information ccccseseeeeeeees Displays serial number PEPE ER software revision level and last calibration date Setup facilities Stability CICA sicdnwiainsradexandereesvannccenintatecsas Extra time before E T TEE dnc an T stable indication is shown Display resolution ius ictcctisvedcawescovtexddecensaeeesehexs 0 1 or 1 C F Temperature units sscccecwiesaxccsssecsasscnenccaiaecadescessaotecaiyn C or F Slope rate virrviccticsnntisunceancnddudeduerercessancoawneive 0 1 to 9 9 minute Maximum temperature cccceceeees Any value within range Miscellaneous Serial data interface cccccsseeeeeeees RS232 9 pin Male Operating temperature 0006 O to 40 C 32 to 104 F Storage temperature 0008 20 to 50 C 4 to 122 F FROMM sessur a O to 90 RH PYORGCUGINGIASS srren anria E EE IP 10 DNV Marine Approval Certificate no c008 A 10384 i Pe WT of fl fl e a F PHYSICAL SPECIFICATIONS Instrument dimensions CTC 140 A CTC 320 A CTC 650 A LXWXH esiwcacites 241 x 139 x 325 mm 9 5 x 5 5 x 12 8 in CTC 320 B CTC 650 B CTC 1200 A LXW X Hi serisi 241 x 139 x 408 mm 9 5 x 5 5 x 16 1 in Instrument weight CTC 140 A CTC 320 Buu cceccceeceeeceecseeeeecceres 7 kg 15 5 Ib CTC 320 A wo eccccceeccecceecceccecceecceccecceecceccesececcneceeess 5 kg 11 Ib S
11. d and portability are superior to liquid baths Dry block calibra tors do not require hazardous liq uids and provide a wide tempera ture range m fi a Fe Gi Tr Calibrate RTD s thermocouples 9S CP 2281 US thermoswitches thermistors and other common temperature sensing devices Features The CTC series is designed for both on site and maintenance shop use The applications are generally critical process control but can vary based on calibration and testing requirements The user interface is easy and intuitive One key one function gives you quick access to timesaving fea tures such as the switch test or the auto stepping function All models feature a large backlit LCD display panel which is easy to read even in well lit areas Units feature an informative display that provides icons and information regarding the status of the CTC and the calibration in progress The JOFRA CTC series consists of six different models that differ in temperature ranges and immersion depths All units offer similar features A rugged slim line aluminum outer casing with die cast top and bottom protects the CTC series of dry block calibrators For easy documentation and automatic calibration all units are delivered with RS232 serial communication and JOFRACAL calibration software AMETEK CALIBRATION INSTRUMENTS JOF Fi Model CTC series Compact Temperature Calibrator Specification Sheet SS CP 2281 US Fa
12. nd calibration facili ties will be able to perform this function if a certificate from an independent source is necessary Of course AMETEK can provide you with a traceable calibration cer tificate from our labs when you require a higher level of confidence Calibration of up to 24 sensors with JOFRA ASM Using the JOFRA CTC series together with the ASM Advanced Signal Multi scanner offers a great time saving automatic solution to calibrate multiple temperature sen sors at the same time The ASM series is an eight channel scanner controlled by JOFRACAL software on a PC Up to 3 ASM units can be stacked to calibrate up to 24 sensors at the same time It can handle signals from 2 3 and 4 wire RTD s TC s transmitters thermisters temperature switches and volt age Please also see more in specification sheet SS CP 2360 which can be found at www jofra com Model CTC series Compact Temperature Calibrator JOFRA Specification Sheet SS CP 2281 US JOFRACAL CALIBRATION SOFTWARE JOFRACAL calibration software ensures easy calibration of RTD s thermocouples transmitters thermoswithes pressure gauges and pressure switches JOFRACAL can be used with JOFRA DPC 500 APC CPC and IPI pres sure calibrators all JOFRA temperature calibrators as well as JOFRA AMC900 ASC300 multi signal calibrator and ASM 800 signal multi scanner JOFRACAL calibration software may also be used for manual calibrations as it can be
13. o points The feature ensures a very high repeatability when testing thermoswitches Simply press the SWITCH TEST key to activate the function CALIBRATION INSTRUMENTS Auto stepping This feature saves manpower The operator may stay in the control room or another remote location monitor ing the output from the sensor under test while the CTC series calibrator is placed in the process and automatically changes the temperature using a programmed step value and rate Up to 9 different temperature steps may be pro grammed including the hold time for each step Liquid filled sensors and switches The tall B models with an immersion depth of 190 mm 7 5 in are ideal for calibration of liquid filled sensors The specially designed non linear heating elements in the CTC 650 B and the increased block mass provide a very homogeneous tem perature throughout the block It is essential for the quality of the calibration test that the full lenght of the sens ing part of the sensor is exposed to the same temperature Calibrate analog reading devices or switches with very high repeatability Re calibration adjustments The CTC series has a very easy and straightforward pro cedure for re calibration adjustment There is no need for a screwdriver or PC software The only thing you need is a reliable reference thermometer Place the probe in the calibrator and follow the instruc tions on the display Third party labs a
14. rd for Western Hemisphere H Accredited certificate with 5 std points except CTC 1200 A H Accredited certificate with 4 std points for CTC 1200 A Options C Carrying case X No option used CTC650A230AM01FX Sample order number JOFRA CTC 650 A dry block 230 VAC power with European power cord and insert Pre drilled multi hole type 1 1 x 3 mm 1x4mm 1x5mm 1x6mm 1x9mm and NLP traceable certificate AMETEK CALIBRATION INSTRUMENTS Headquarters AMETEK Denmark A S Gydevang 32 34 3450 Aller d e Denmark Tel 45 4816 8000 ametek ametek dk Sales amp Service Europe Asia Africa Middle East and South America Information in this document is subject to change without notice 2007 by AMETEK Inc www ametek com All rights reserved Pub code SS CP 2281 US Issue 0901 AMETEK Calibration Instruments is one of the world s leading manufacturers and developers of calibration instruments for temperature pressure and process signals as well as for temperature sensors both from a commercial and a technological point of view JOFRA Temperature Instruments Portable precision thermometers Dry block and liquid bath calibrators 4 series with more than 25 models and temperature ranges from 90 to 1205 C 130 to 2200 F All featuring speed portability accuracy and advanced documenting functions with JOFRACAL calibration software JOFRA Pressure Instruments Convenient electronic
15. s Maximum 2 5 mA Support rod set Optional 125068 Support rod for sensors to be mounted on all JOFRA dry block calibrators Holds the sensor under test in their position while calibrat ing Includes 2 sensors grips and 2 fixtures for sensor gribs JOF Fi Model CTC series 25 Compact Temperature Calibrator Specification Sheet SS CP 2281 US KEY FEATURES Automatic switch test Finds switching temp 008 Open close hysteresis Slope rate programmable c ccccccceee 0 1 to 9 9 C F Auto stepping Programmable eonenn a Up to 9 steps Dwell time On each StePp ccceesseeeesseneeeees Programmable Enhanced stability Unstable mains protection ccccsseceseeeeenes MVI Circuitry Clear stability indication c ccccccsseseeeeeees Yes in display Multi information display Stability INGIGAUOM seess Bold checkmark Countdown timer before stable a nnn0nn000000000n 4 minutes Temperature cccccccceeeees SET and READ simultaneously Alphanumeric MESSAGES cccceeseeseeseecenseeseseeeceneeeseues Yes Calibration status ICONS vuidesscctssiniasaslsemicnsinitoweieadeunltinianatns Yes Training mode heating cooling block disabled Simulation of all FUNCTIONS ccc cceccecececececececceceaececees Yes Simulating heating and cooling Approx 100 per minute Service facilities Adjustment of the unit from the keypad cccseeeees
16. s design helps to protect the operator The main functions on the CTC series are designed with one key one function logic This means that there are no sub menus or difficult to remember multiple keystrokes necessary to access primary functions The easy to read backlit display features dedicated icons which help in identifying instrument conditions and operational steps AMETEK Sees oe 2 ee HT i Set temperature The Up and Down arrow keys allow the user to set the exact temperature desired with a resolution of 0 1 Instrument setups The CTC series stores the complete instrument setup including engineering units stability criteria resolution display contrast slope ramp rate auto step settings and maximum temperature JOFFRI Model CTC series Compact Temperature Calibrator Specification Sheet SS CP 2281 US Stability indicator A bold checkmark on the display indicates that the cali brator has reached the desired set temperature and is stable The operator may change the stability criteria and establish a greater sense of security in the calibration results A convenient countdown timer is activated five minutes before the unit reaches stability Automatic switch test Operators can save a lot of time using the automatic ther moswitch test function to find values for the Open and Close temperatures Additionally this feature displays the hysteresis deadband between the tw
17. set up to accept manual entry of calibration data together with other liquid baths ice points or dry block heat sources The calibration data collected may be stored on a PC for later recall or analysis The calibrator stores the calibration procedure and may be taken out to the process site with out using a personal computer Once all calibrations are completed the data may be uploaded to the JOFRACAL calibration software for post processing and printing of certificates The calibration data collected may be stored on the personal computer for later recall or analysis The JOFRACAL temperature calibration software may be donwloaded from our web page www jofra com Please also see more about JOFRACAL calibration software in specification sheet SS CP 2510 which can be found at www jofra com JOFRACAL software Minimum hardware requirements for JOFRACAL calibra tion software e INTEL 486 processor e PENTIUM 800 MHz recommended e 32 MB RAM 64 MB recommended e 80 MB free disk space on hard disk prior to installation e Standard VGA 800 x 600 16 colors compatible screen e 1024 x 786 256 colors recommended e CD ROM drive for installation of the program e 1 free RS232 serial port STANDARD DELIVERY e CTC dry block calibrator user specified e Mains power cable user specified e Traceable certificate temperature performance e Insert user specified e Tool for insertion tubes e User manual
18. st heating and cooling The CTC 320 A and the CTC 650 A contain an innovative heating block profile This design heats up the CTC 320 A to maximum temperature in just 4 minutes and the CTC 650 A in only 10 minutes The fast performance of the heating block is due to the special profile that minimizes mass and yet still accepts an insertion tube with a 25 mm 1 in outer diameter This design is a balanced compro mise between temperature stability homogeneity and rapid heating cooling Deep immersion depth The CTC 320 B and CTC 650 B models offer a deeper immersion depth of 200 mm 7 9 in If you have liquid filled sensors or other sensors that require a deeper immersion depth look for the B versions While the units do not heat and cool as quickly as their shorter counterparts they offer the capability to accommodate longer sensors Peltier effect CTC 140 A The model CTC 140 A features Peltier elements In 1834 Jean Peltier a French physicist found that an opposite thermocouple effect could be observed when an electric current was connected to a thermocouple Heat would be absorbed at one of the junctions and discharged at the other junction This effect is called the gt PELTIER EFFECT 7 SIS The practical Peltier element electronic heating pump consists of many elements of semiconductor material con nected electrically in series and thermally in parallel These thermoelectric elements and their elec
19. systems ranging from 1 to 1000 bar 25 inHg to 14 500 psi multiple choices of pressure ranges pumps and accuracies fully temperature compensated for problem free and accurate field use JOFRA Signal Instruments Process signal measurement and simulation for easy control loop calibration and measurement tasks from handheld field instruments to laboratory reference level bench top instruments JOFRA JF Marine Instruments A complete range of calibration equipment for temperature pressure and signal approved for marine use FP Temperature Sensors A complete range of temperature sensors for industrial and marine use M amp G Pressure Testers Pneumatic floating ball or hydraulic piston dead weight testers with accuracies to 0 015 of reading M amp G Pumps Pressure generators from small pneumatic bicycle style pumps to hydraulic pumps generating up to 1 000 bar 15 000 psi because Calibration Is a matter of confidence www ametekcalibration com www jofra com Sales amp Service Offices AMETEK Mansfield amp Green North America Tel 1 800 527 9999 e cal info ametek com AMETEK Singapore Pte Ltd Singapore Tel 65 6 484 2388 aspl ametek com sg AMETEK Inc Beijing Rep Office China Tel 86 10 8526 2111 jofra ametek com cn AMETEK GmbH Germany Tel 49 2159 9136 510 e info mct de ametek de AMETEK Calibration Instruments UK Tel 44 0 1489 486 404 e jofra ametek co uk
20. trical interconnec tions are mounted between two ceramic plates The plates serve to mechanically hold the overall structure together and to electrically insulate the individual elements from one another Maximum temperature From the setup menu the user can select the maximum temperature limit for the calibrator This function prevents damage to the sensor under test caused by the applica tion of excessive temperatures The feature also aids in reducing drift resulting from extended periods of expo sures to high temperatures This feature can be locked with an access code MVI Improved temperature stability MVI stands for Mains power Variance Immunity Unstable mains power supplies are a major contributor to on site calibration inaccuracies Traditional temperature calibrators often become unstable in production environ ments where large electrical motors heating elements and other devices are periodically cycled on or off The cycling of supply power can cause the temperature regu lator to perform inconsistently leading to both inaccurate readings and unstable temperatures The CTC series employ the MVI thus avoiding such stabil ity problems The MVI circuitry continuously monitors the supply voltage and ensures a constant energy flow to the heating elements Easy to use intuitive operation All instrument controls may be performed from the front panel The heat source is positioned away from the panel Thi
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