Techne Tecal 425H Dri-Block Calibrator Manual PDF
Contents
1. Positive connection Negative connection Red Black PAGE 20 TEC AL 425H OPERATOR S MANUAL Program Delete PROGRAM MODE run program new program Elelete program To go into the Program Delete Mode from the Program Mode screen use the Y key to put the cursor on delete program then press the ENTER key The following screen will appear DELETE PROGRAM name WEST_PRG Pressing the ESC key in this screen will return you to the Program Mode without deleting a program Use the T T keys to find the program you want to delete Press the ENTER key to select it Other keys have no effect The following screens will appear DELETE PROGRAM name TEST_PRG are you sure jo Use the ft 4 keys to select yes or no Press the ENTER key to either delete the program or leave the program intact In both cases you will return to the Program Mode display Other keys have no effect PAGE 21 TEC AL 425H OPERATOR S MANUAL Cooling Probe After Use Operating temperatures below ambient can be achieved by using the cooling probe with a chilled water circulator The cooling probe is supplied as an accessory and can be used in an insert with a 3 8 or 10mm hole see Accessories Instructions for its use are included with the probe The block should not be operated at temperatures below dewpoint as excessive build up of moisture will occur which may cause damage to2. 2 off 3 8 FINSALI 2 off 1 4 2 off 1 2 FINSALJ 1 off 1 4 FINSALL 1 off 9 16 FINSALM 1 off 5 8 FINSALN 1 off 3 4 FINSALO 1 off 11 16 BLANK FINSALK BLANK PAGE 26 GLOSSARY TECAL 425H OPERATOR S MANUAL Block temp Cursor Hold time Pause Program PRT Ramp rate Set Point Temp The current temperature of the heat transfer block The flashing bar on the LCD screen which indicates where the next character is entered The duration for which the block is maintained at a given temperature Note that the clock counter which measures the hold time is started when the temperature is within 2 C of the set point temperature When you press the PAUSE button the program halts but maintains the block at the temperature reached immediately before the key was pressed Note that it takes several minutes for the temperature of the block to reach equilibrium Press the PAUSE button again to continue A program is made up of a sequence of segments The sequence may be executed once or several times Platinum Resistance Thermometer The rate at which the block is heated or cooled The temperature to which the calibrator is set to control PAGE 27 TEC AL 425H OPERATOR S MANUAL PAGE 28
3. TECHNE Tecal 425H Calibrator Operator s Manual Issue 3 Date of Issue 29nd June 1998 The Techne logo is the trademark of Techne Cambridge Ltd and Techne Inc Techne Cambridge Ltd 1998 CONTENTS TEC AL 425H OPERATOR S MANUAL Tecal 425HCalibrator Operator s Manual SAFETY AND INSTALLATION Declaration of Conformity English Frangais Deutsch Espanol THE CALIBRATOR Applications Warning Packing Specification Working conditions THE FRONT PANEL MANUAL MODE Front panel controls When you switch on Configure Menu PROGRAM MODE Run Program New Program Program Running Display Switch Test Program Delete Cooling Probe After use RS232 SERIAL INTERFACE To Retrieve Test Results To Retrieve a Program TECHNICAL INFORMATION GLOSSARY General advice General Fault finding Replacement parts Accessories Inserts 16 17 17 18 19 20 21 22 22 23 23 23 24 24 24 25 25 26 27 PAGE 1 TEC AL 425H OPERATOR S MANUAL PAGE 2 TEC AL 425H OPERATOR S MANUAL TECHNE Techne Cambridge Ltd Duxford Cambridge CB2 4PZ Declaration of Conformity Techne Unit Tecal 425H has been designed to comply with the following European Standards EN 50081 1 1992 Electromagnetic Compatibility Generic emission standard EN 50082 1 1992 Electromagnetic Compatibility Generic immunity standard Performance criterion B EN 61010 1 1993 Safety requirements for
4. proporciona al usuario puede verse reducida Todos los equipos Techne han sido dise ados para cumplir con los requisitos internacionales de seguridad y traen incorporados un sistema de desconexi n en caso de sobretemperatura En algunos modelos el sistema de desconexi n es variable lo que le permite elegir la temperatura seg n sus necesidades En otros el sistema de desconexi n viene ya ajustado para evitar da os en el equipo En caso de que surgiera un problema de seguridad desconecte el equipo de la red Instalaci n 1 Todos los aparatos Techne se suministran con un cable de alimentaci n Puede ser fijo o independiente del aparato 2 Antes de conectarlo compruebe que el voltaje corresponde al de la placa indicadora Conecte el cable de alimentaci n aun enchufe adecuado seg n la tabla expuesta a continuaci n El equipo debe estar conectado a tierra para garantizar la seguridad el ctrica Conexiones 220 240V 110 120V Linea Marr n Negro Neutro Azul Blanco Tierra Verde amarillo Verde El enchufe suministrado con el cable de alimentaci n viene equipado con un fusible del siguiente valor para proteger el cable 230V Reino Unido 10 AMP El fusible una vez instalado protege tanto al equipo como al usuario Aseg rese de que los equipos marcados 230V en la placa indicadora funcionan a 220V y de que los equipos marcados 120V funcionan a 110V No obstante en ambos casos la velocidad de calentamiento se ver reducida e
5. NE PAS utiliser l appareil proximit de liquides ou de gaz inflammables NE PAS verser de liquide directement dans l appareil FAIRE TOUJOURS PREUVE DE BON SENS S curit de l op rateur Tous les utilisateurs de produits Techne doivent avoir pris connaissance des manuels et instructions n cessaires la garantie de leur s curit Important cet appareil doit imp rativement tre manipul par un personnel qualifi et utilis selon les instructions donn es dans ce document en accord avec les normes et proc dures de s curit g n rales Dans le cas o cet appareil ne serait pas utilis selon les consignes pr cis es par Techne la protection pour l utilisateur ne serait alors plus garantie Tous les appareils Techne sont con us pour r pondre aux normes de s curit internationales et sont dot s d un coupe circuit en cas d exc s de temp rature Sur certains mod les ce coupe circuit est r glable pour s adapter l application d sir e Sur d autres mod les il est pr r gl e en usine pour assurer la protection de l appareil Dans le cas d un probl me de s curit coupez l alimentation lectrique au niveau de la prise murale et enlevez la prise connect e l appareil Installation 1 Tous les appareils Techne sont livr s avec un c ble d alimentation qui peut tre int gr l appareil ou raccorder 2 Avant de brancher l appareil v rifiez la tension
6. a serious fault is indicated and you should return the calibrator to your supplier for repair Never fit a fuse rated higher than the value indicated on the unit serious damage or personal injury may result Replacement parts Accessories Each unit is supplied with an extraction tool a carrying case and a mains cable The following parts may be purchased if replacements or alternatives are required Part N 6100121 FCABIOUK FCABLEEU FCABLEUS 6103711 Part N FPRINTD FPRINTE FPRINTP FDBOOCP FCAL232 Description Insert extractor Mains cable 230V UK units Mains cable 230V units Mains cable 120 100V units Soft carrying case Description Probe interface 230Vwith UK plug Probe interface 230V with European plug Probe interface 120V with US plug Cooling Probe PC software kit PAGE 25 TEC AL 425H OPERATOR S MANUAL Inserts Inserts are made from aluminium or aluminium bronze and must be ordered separately from the calibrator Each insert is stamped for identification A blank insert is available which may be drilled to suit your application Aluminium Inserts Immersion depth 114 3 mm or 4 5 NUMBER PROBE DIAMETER METRIC FINSALA 5 off pmm FINSALB 1 off each 10mm 8mm 6mm 4 5mm 3mm FINSALC 2 off 6mm 2 off 10mm FINSALD 2 off 6mm 2 off 12mm FINSALE 1 off 6mm FINSALZ 1 off 20mm IMPERIAL FINSALF 5 off 1 4 FINSALG 1 off each 3 8 5 16 1 4 3 16 1 8 FINSALH 2 off 1 4
7. have available the relevant literature needed to ensure their safety It is important that only suitably trained personnel operate this equipment in accordance with the instructions contained in this manual and with general safety standards and procedures If the equipment is used in a manner not specified by Techne the protection provided by the equipment to the user may be impaired All Techne units have been designed to conform to international safety requirements and are fitted with an overtemperature cutout On some models the cutout is adjustable and should be set to suit the application On all other models the cutout is preset to protect the unit Ifa safety problem should be encountered switch off at the mains socket and remove the plug from the supply Installation 1 All Techne units are supplied with a power cable This may be integral or plug in 2 Before connecting the mains supply check the voltage against the rating plate Connect the mains cable to a suitable plug according to the table below Note that the unit must be earthed to ensure proper electrical safety Connections 220 240V 110 120V Live Brown Black Neutral Blue White Earth Green yellow Green The fused plug supplied with the mains lead for use in the UK is fitted with the following value fuse to protect the cable 230V UK 10 AMP The fuse in the unit protects the unit and the operator Note that units marked 230V on the rating plate work at 220V
8. requise indiqu e sur la plaque d identification Raccordez le c ble lectrique la prise appropri e en vous reportant au tableau ci dessous Il est important que l appareil soit reli la terre pour assurer la protection lectrique requise Connexions 220 240 V 110 120 V Phase Marron Noir Neutre Blue Blanc Terre Vert juane Vert Le fusible de la prise fournie avec le c ble lectrique pour une utilisation au Royaume Uni est destin la protection du c ble 230 V Royaume Uni 10 A Le fusible l int rieur de l appareil est destin assurer la protection de l appareil et de l op rateur Remarque les appareils dont la plaque indique 230 V peuvent fonctionner sur 220 V et ceux dont la plaque indique 120 V peuvent fonctionner sur 110 V Dans les deux cas cependant le capacit de chauffage diminuera d environ 8 La plaque d identification se trouve l arri re de l appareil 3 Raccordez le c ble d alimentation la prise situ e a l arri re de l appareil 4 Placez l appareil sur un plan de travail ou surface plane ou le cas ch ant dans une hotte d aspiration en s assurant que les trous d a ration situ s sous l appareil ne sont pas obstru s 5 Les symboles ci dessous situ s c t des t moins lumineux sur la face avant de l appareil ont la signification suivante rar t moin d alimentation Lui t moin de chauffage F t moin d exc s de temp r
9. units marked 120V work at 110V In both cases however the heating rate will degrade by approximately 8 The rating plate is on the rear of the unit 3 Plug the mains cable into the socket on the rear of the unit 4 Place the unit on a suitable bench or flat workspace or in a fume cupboard if required ensuring that the air inlet vents on the underside are free from obstruction 5 Note that the following symbols may be next to the indicator lamps on the front panel of the units and have the following meanings mr the power indicator 1 the heater indicator F the overtemperature indicator 6 Symbols on or near the power switch of the unit have the following meanings I mains switch On O mains switch Off After use When you have finished heating samples remember that parts of the unit the tubes blocks and associated accessories may be very hot Take the precautions listed earlier Guarantee The unit is guaranteed against any defect in material or workmanship for the period specified on the enclosed guarantee card This period is from the date of purchase and within this period all defective parts will be replaced free of charge provided that the defect is not the result of misuse accident or negligence Servicing under this guarantee should be obtained from the supplier Notwithstanding the description and specification s of the units contained in the Operator s Manual Techne Cambridge Lim
10. will re start the run provided the unit is not switched off The ESC key has no effect during the run PAGE 16 TEC AL 425H OPERATOR S MANUAL PROGRAM MODE Run Program To go into the Program Mode use the key to put the cursor on program mode then press the ENTER key MAIN MENU manual mode rogram mode configure The following screen will appear PROGRAM MODE fun program new program delete program Pressing the ESC key in this screen will return you to the MAIN MENU Use the ff keys to move to option you require Press the ENTER key when you have selected the option you want The three options are explained in the next sections If you have chosen run program the following screens will appear RUN PROGRAM name WEST PRG Pressing the ESC key in this screen will return you to the Program Mode Use the T U keys to find the program you want to run Press the ENTER key to select it The display will change to the Program Running display which is explained later Other keys have no effect PAGE 17 TEC AL 425H OPERATOR S MANUAL New Program If you have chosen New Program the following screen will appear NEW PROGRAM name Use the keys with letters beneath them to enter the name of the program you are creating If you press the ESC key you will cancel New Program entry and the display will return to the Program Mode screen Other keys have no eff
11. 4 Stellen Sie das Ger t auf eine ebene Arbeitsfl che bzw falls erforderlich unter einen Laborabzug Beachten Sie da die Entl ftungsrippen an der Ger teunterseite immer frei zug nglich sind 5 Wenn die Anzeigenl mpchen an der Vorderseite leuchten hat dies folgende Bedeutung gt Ger t ist eingeschaltet Hi Ger t heizt F bertemperaturschutz ist ausgel st 6 Die Symbole auf oder neben dem EIN AUS Schalter an der Ger ter ckseite bedeuten I An O Aus Nach dem Gebrauch Vergessen Sie nicht da Teile des Ger tes die Gef e die Bl cke und andere Zubeh rteile nach dem Erhitzen von Proben noch sehr hei sein k nnen Bitte beachten Sie die oben genannten Vorsichtsma nahmen Garantie Die Garantiedauer des Ger tes ist auf der beiliegenden Garantiekarte angegeben und schlie t Fehler im Material oder der Verarbeitung ein Die Garantiedauer beginnt am Tag des Einkaufs S mtliche defekte Teile werden innerhalb dieses Zeitraumes kostenlos ersetzt unter der Voraussetzung da dem Defekt keine unsachgem e Handhabung Fahrl ssigkeit oder ein Unfall zugrundeliegt Der unter diese Garantie fallende Service wird vom Lieferanten geleistet Ungeachtet der in dieser Gebrauchsanweisung enthaltenen Beschreibungen und Spezifikationen beh lt sich Techne Cambridge Limited hiermit das Recht vor nderungen an den Ger ten bzw an einzelnen Ger teteilen durchzuf hren Diese Gebrauchsanleitung wurde
12. TU VWXYZ 0 9 The ESC key allows the operator to exit the current sub menu and go back to the next higher level menu Where a word can be entered then successive presses of this key will toggle through the letters ABCD The UP ARROW key ESC ENTER ABCD ee S ON OFF PAUSE MNOP QRSTU VWXYZ 0 9 The T key allows the operator to move up the current sub menu This key can also be used to increase numeric values in some fields Where a word can be entered then successive presses of this key will toggle through the letters EFGH until the ENTER key is pressed The DOWN ARROW Button ESC ENTER ABCD ER er ON OFF PAUSE MNOP QRSTU VWXYZ 0 9 The Y key allows the operator to move down the current sub menu This key can also be used to decrease numeric values in some fields Where a word can be entered then successive presses of this key will toggle through the letters IJKL The ENTER key ESC ENTER ABCD am E ON OFF PAUSE MNOP QRSTU VWXYZ 0 9 The ENTER key allows the operator to accept any entry and move onto the next data entry field or screen It also starts a program im Program Mode PAGE 12 TEC AL 425H OPERATOR S MANUAL The ON OFF key oe a O O ESC 5 y ABCD EFGH IJKL ON OFF a gt PAUSE MNOP QRSTU VWXYZ 0 9 The ON OFF key allows the operator to start or stop the unit in Manual Mode or stop a program in Program Mode Where a word can be entered then successive presses of this key will toggle through the lette
13. ature TECAL425H OPERATOR S MANUAL 6 Les symboles situ s sur ou c t de l interrupteur de l appareil ont la signification suivante I arr t O marche Apres utilisation Lorsque vous avez fini de chauffer les chantillons n oubliez pas que certaines parties de l appareil les prouvettes leurs supports et autres accessoires risquent d tre tres chaudes Il est donc recommand de toujours prendre les pr cautions cit es plus haut Garantie L appareil est garanti contre tout d faut ou vice de fabrication pour la dur e figurant sur la carte de garantie compter de la date d achat de l appareil Au cours de cette p riode toutes les pi ces defectueuses seront remplac es gratuitement dans la mesure o la d faillance n est pas due une mauvaise utilisation un accident ou une n gligence Toute r paration sous garantie sera effectu e par le fournisseur Malgr la description et les sp cifications de l appareil donn es dans le manuel de l utilisateur Techne Cambridge Limited se r serve le droit d effectuer les changements n cessaires l appareil ou tout l ment qui entre dans sa composition Ce manuel a t exclusivement r dig l attention des clients de Techne Cambridge Limited et aucun l ment de ce guide d instructions ne peut tre utilis comme garantie condition ou repr sentation concernant la description commercialisation adaptation aux co
14. ausschlie lich dazu erstellt um Kunden die Handhabung der Techne Ger te zu erleichtern Nichts in dieser Gebrauchsanleitung darfals Garantie Bedingung oder Voraussetzung verstanden werden sei es die Beschreibung Marktg ngigkeit Zweckdienlichkeit oder sonstiges bez glich der Ger te oder deren Bestandteile Wartung durch den Bediener BEACHTEN SIE DASS DIESES GER T NUR VON TECHNISCHEN FACHKR FTEN GE FFNET UND DEMONTIERT WERDEN DARF DURCH ENTFERNEN DES GEH USES ODER GEH USETEILEN SIND BAUTEILE MIT LEBENGEF HRLICHEN SPANNUNGEN FREI ZUG NGLICH IM INNERN DES GER TES BEFINDEN SICH KEINE TEILE DIE VOM ANWENDER GEWARTET WERDEN M SSEN Falls Ihr Ger t nicht ordnungsgem arbeitet wenden Sie sich an Ihren Lieferanten oder senden Sie das Ger t wenn n tig zur ck F gen Sie eine genaue Beschreibung des Defektes bei Verpacken Sie das Ger t m glichst im Originalkarton Bitte beachten Sie da Techne und thermo DUX keine Haftung bei Transportsch den aufgrund unzureichender Verpackung bernnehmen Setzen Sie sich im Zweifelsfall mit Ihrem Lieferanten in Verbindung Bitte beachten Sie die Entgiftungsbescheinigung die Sie mit dem Ger t erhalten haben 1 Reinigen Bevor Sie Ihr Ger t reinigen sollten Sie zuerst den Netzstecker ziehen das Ger t unter 50 C abk hlen lassen Ein feuchtes Tuch mit Seifenl sung reinigt Ihr Ger t am besten Achten Sie darauf da kein Wasser in das Ger t gelangt Verwenden Sie
15. data sets is restricted to 25 They can both be as short or as long as you like The longer they are the less memory is available for saving other programs or data PAGE 8 Warning Packing TECAL 425H OPERATOR S MANUAL Switch test In a switch test the contacts of a thermostat are connected to the calibrator with the thermostat placed in the temperature controlled block A temperature change is then initiated by one of the above methods When the switch point of the thermostat is reached the contacts switch over either making or breaking the circuit The switch must be connectd prior to starting a run HIGH TEMPERATURES ARE DANGEROUS they can cause serious burns to operators and ignite combustible material Techne have taken great care in the design of these units to protect operators from hazards but operators should pay attention to the following points USE CARE AND WEAR PROTECTIVE GLOVES TO PROTECT HANDS DO NOT put hot objects on or near combustible objects DO NOT operate the unit close to inflammable liquids or gases N DO NOT place any liquid directly in your Tecal unit DO NOT place the unit into its carrying case if the block temperature exceeds 50 C If you are using a cooling probe make sure that water is flowing through the cooling probe BEFORE inserting the probe into the block N At all times USE COMMON SENSE When you receive your unit make sure you keep the original packing in case
16. described under Over Temperature Indicator As the temperature approaches the set temperature the indicator will flash When set temperature is reached the indicator will stay on for shorter periods If the block temperature is above the set temperature then the indicator will be off as the heater is not getting any power Over Temperature Indicator ist G bcll BEGE If the unit should for any reason exceed the temperature set for the over temperature cutout see page 15 the over temperature indicator will light The heater will have been switched off and the unit will begin to cool even if the heater light is on the light staying on or not depends on which circuit has sensed an over temperature Sensor fault Indicator nr CON If there should for any reason be a sensor fault the bottom indicator will light The power to the block will have been switched off and the unit will begin to return to ambient even if the heater light is on the light staying on or not depends on which circuit has sensed a fault PAGE 14 TEC AL 425H OPERATOR S MANUAL When you Switch On When you first switch on the display will show a choice of options MAIN MENU anual mode program mode configure Use the lk keys to toggle between the options until the cursor is on the required one Press the ENTER key when the cursor is on the option you want and this will take you into
17. different dimension wells to match standard probe sizes these are detailed towards the back of this manual The calibrator has three main applications Maintaining a set temperature The required temperature is set on the calibrator and the operation of the probe is checked A NAMAS certificate can be provided contact your dealer for details Temperature cycling You can connect a PC to the Tecal unit using Techne s Data Logging software CALSOFT to gather data You may also print out profiles using the printer connected to the PC Programs can be created and run directly on the calibrator A sequence of temperatures each with a heat up cool down rate and a hold time may be stored as a program and recalled from memory A program consists of e a series of specified temperatures the times for which samples are to be maintained at each specified temperature hold times e the desired heating or cooling rates in between each specified temperature ramp rates and the number of times that a sequence is repeated Programs that are created and saved on th calibrator can be modified and deleted from the calibrator or from a PC Data that is saved on the calibrator can be created only whilst running a program from the calibrator This data can only be viewed from a PC and can only be deleted by the PC The calibrator can hold up to 10 programs and 25 sets of data The number of programs is restricted to 10 and the number of
18. e display will automatically be repeated for each step in the program which you set earlier Each time the screen is repeated the step number will be incremented From step 2 onwards it is possible to go back to earlier steps by pressing the ESC key When all steps have been programmed the display will go to the Program Mode screen PAGE 18 TEC AL 425H OPERATOR S MANUAL Program Running Display The Display will automatically go into the the program running display as described earlier One of the following screens will appear If neither the switch nor the probe options are on yes temperature 2000 C ramp rate MAX hold time HOLD If the switch option is on Hold yes temperature 200 C ramp rate 2 0 C min hold time 9 2 min switch s c If the probe option is on yes temperature 10 8 C ramp rate MAX hold time 10 0 min user probe 11 0 C The bottom line on this screen is the temperature of the probe itself In any of these screens except in Pause Mode see below press the ENTER key and the display will go to EXXX_PRG step 01 01 loop 01 01 switch o c If you press the ENTER key while this screen is displayed except in Pause Made see below the screen will return to the appropriate program running screen above Extended temperature hold If you press the PAUSE key during the run if the Ramp Rate is not set to MAX the unit will hold the current t
19. ect For example Press the ESC key once for A or twice for B and so on Press the ENTER key to confirm the letter Confirmation automatically moves the cursor on to the next character position When eight characters or spaces have been selected the display automatically moves on to XXXX_ no of steps ih 01 to 10 no of loops 01 01 to 10 save data no Use the ff Q keys to increase or decrease the numeric values The values scroll from 01 to 10 Press the ENTER key when the value has been entered Each time you press the ENTER key you will move onto the next field The no of steps is limited by the amount of program memory available and the maximum value will be set automatically If there is no data memory available the save data option will not be shown Set the fields in the order they are shown On pressing the ENTER key when the last field has been set the display will automatically go to XXXX____ step 01 05 temperature 25 EC see spec for each unit ramp rate MAX 0 1 to 10 or MAX hold time 10 min 1 min to 240min or HOLD Use the ff Y keys to increase or decrease the numeric values one digit at a time For large changes use the keys to move to neighbouring digits Press the ENTER key when the whole value has been entered Each time you press the ENTER key you will move onto the next field Set the fields in the order they are shown On pressing the ENTER key when the last field has been set th
20. electrical equipment for measurement control and laboratory use EN 61010 2 010 1995 Particular requirements for laboratory equipment for the heating of materials have made all reasonable enquiries regarding the unit stated and its conformance to the following EU directives Low Voltage directive 73 23 EEC and amendment 93 68 EEC and EMC Directive 89 336 EEC and amendments 91 263 EEC 92 31 EEC and 93 68 EEC To the best of my knowledge and belief these units conform to these directives ISO 9001 CERTIFIED This Declaration is controlled under an ISO 9001 1994 system certificated by BSI Quality Assurance certificate number FM13585 Signature BGL Name B C Coombes Position Quality Manager Issue 1 01 11 97 PAGE 3 TEC AL 425H OPERATOR S MANUAL Introduction Please read all the information in this booklet before using the unit Warning HIGH TEMPERATURES ARE DANGEROUS they can cause serious burns to operators and ignite combustible material Techne have taken great care in the design of these units to protect operators from hazards but users should pay attention to the following points USE CARE AND WEAR PROTECTIVE GLOVES TO PROTECT HANDS DO NOT put hot objects on or near combustible objects DO NOT operate the unit close to inflammable liquids or gases DO NOT place any liquid directly in your unit At all times USE COMMON SENSE Operator Safety All users of Techne equipment must
21. emperature and show a P in the bottom right hand corner of the display until the PAUSE key is pressed again or until the ON OFF key is pressed Completion of the run The run will terminate and the unit will return to ambient after the hold time has elapsed or if the ON OFF key has been pressed before the end of the run If you press the ON OFF key the unit will retain the last set values and when the ON OFF key is pressed again the unit will re start the run The ESC key has no effect during the run PAGE 19 TEC AL 425H OPERATOR S MANUAL Switch Test The switch test indicates the switch point temperature of a thermostat by detecting the making or breaking of the circuit made by the contacts of the thermostat In Manual or Program Mode the last line ofthe LCD indicates whether the Switch is open or closed If the test is set to Switch Hold when a change is detected except when the Ramp Rate is set to MAX the run is put into pause mode and the letter P appears at the bottom right hand corner of the display Either stop the run by pressing the ON OFF key to return the unit to ambient temperature or restart by pressing PAUSE to continue heating or cooling If the test is set to switch when a change is detected the run continues cycling to the set point temperature Note that it is not possible for both User Probe and Switch tests to be active at the same time selecting one automatically disables the other
22. empfohlen kann dies die pers nliche Sicherheit des Anwenders beeintr chtigen Die Ger te von Techne entsprechen den internationalen Sicherheitsbestimmungen und sind mit einem automatischen bertemperaturabschalter ausgestattet Beieinigen Modellen ist der bertemperaturabschalter verstellbar und sollte je nach Anwendung entsprechend eingestellt werden Bei allen anderen Modellen ist der Temperaturschutz voreingestellt um Sch den am Ger t zu vermeiden Wenn ein Sicherheitsproblem auftreten sollte mu das Ger t ausgeschaltet und vom Stromnetz getrennt werden Installation 1 Alle Techne Ger te werden mit einem Stromanschlu kabel geliefert Dieses ist entweder fest mit dem Ger t verbunden oder zum Einstecken 2 Vergleichen Sie ob die Spannung Ihrer Stromversorgung mit den Angaben auf dem Typenschild des Ger te bereinstimmen Verbinden Sie das Stromanschlu kabel mit einer geeigneten Stromversorgung gem der n chstehenden Tabelle Achtung Das Ger t mu geerdet sein um die elektrische Sicherheit zu gew hrleisten Verbindungen 220 240V 110 120V Stromf hrend Braun Schwarz Neutral Blau Wei Erde Gr n Gelb Gr n Ger te die f r 230 Volt ausgelegt sind k nnen auch bei 220 Volt arbeiten Ger te f r 120 Volt auch bei 110 Volt In beiden F llen verringert sich die Aufheizrate um ca 8 Das Typenschild befindet sich hinten am Ger t 3 Stecken Sie das Stromkabel in die vorgesehene Buchse hinten am Ger t
23. ence well Depth 101 6mm 4 Diameter 6 6mm 0 26 See the list of inserts at the back of this book Working conditions The Tecal unit is designed to work safely under the following conditions Ambient temperature range 5 C to 40 C Humidity Up to 95 relative humidity non condensing Note The control specifications quoted are for an ambient temperature range of 10 C to 30 C The specification may deteriorate outside this range but the unit will still work safely Radio frequency interference tested and passed to EN50081 1 Immunity Tested and passed to EN50082 1 PAGE 10 THE FRONT PANEL TEC AL 425H OPERATOR S MANUAL The control panel of the Tecal units consists of a membrane keypad an alphanumeric LCD panel an LED display and three LEDs The LCD panel can display up to four lines of characters and shows the parameters for the selected mode or the options available for each function The LED Display shows the actual temperature of the block The keypad consists of eight keys A diagram of the control panel is shown below i n P R MAIN MENU manual mode program mode configure o TECAL CALIBRATOR 2 Qe EFGH D VWXYZ 0 9 QRSTU ENTER IJKL PAUSE VECHNE PAGE 11 TEC AL 425H OPERATOR S MANUAL The Front Panel Controls The ESC key ESC T y ENTER ABCD EFGH IJKL ON OFF e gt PAUSE MNOP QRS
24. ente o negligencia Mientras se encuentre bajo garantia las revisiones las debe llevar a cabo el proveedor A pesar de la descripci n y las especificaciones de los aparatos contenidas en el Manual del Usuario Techne Cambridge Limited se reserva por medio de este documento el derecho a efectuar los cambios que estime oportunos tanto en los aparatos como en cualquier componente de los mismos Este manual ha sido preparado exclusivamente para los clientes de Techne Cambridge Limited y nada de lo especificado en este folleto de instrucciones se tomar como una garantia condici n o aseveracion de la descripci n comerciabilidad o adecuaci n para cualquier fin especifico de los aparatos 0 sus componentes Mantenimiento ESTE APARATO DEBE SER DESMONTADO SOLO Y EXCLUSIVAMENTE POR PERSONAL DEBIDAMENTE CAPACITADO EL RETIRAR LOS PANELES LATERALES FRONTALES O TRASEROS SUPONE DEJAR AL DESCUBIERTO TENSION DE LA RED PELIGROSA EL EQUIPO NO CONSTA DE NINGUNA PIEZA DE CUYO MANTENIMIENTO SE PUEDA ENCARGAR EL USUARIO En el caso improbable de que experimentara alg n problema con su aparato que no pudiera resolver con facilidad deberia ponerse en contacto con su proveedor y devolverlo si fuera necesario Indique de forma detallada todos los defectos que haya notado y devuelva el equipo en su embalaje original Techne no aceptara responsabilidad alguna por dafios causados en equipos que no estuvieran debidamente embalados para su envio si t
25. his screen will return you to the MAIN MENU For large changes use the keys to move to neighbouring digits Use the T keys to increase or decrease the numeric values one digit at a time Press the ENTER key when the whole value has been entered Each time you press the ENTER key you will move onto the next field Press the ON OFF key and the unit will start to heat or cool depending on the setting and one of the following screens will appear If neither the switch nor the probe options are on Hold yes temperature 200 C ramp rate MAX hold time HOLD If the switch option is on yes temperature 200 0PC ramp rate 2 0 C min hold time 9 2 min switch s c If the probe option is on yes temperature 10 9 C ramp rate MAX hold time 10 0 min user probe 11 0 C The bottom line on this screen is the temperature of the probe itself if no probe is fitted then the display shows 0 0 Extended temperature hold If you press the PAUSE key during the run in which the ramp rate is selected other than MAX the unit will hold the current temperature until the PAUSE key is pressed again or until the ON OFF key is pressed Completion of the run The run will terminate and the unit will return to ambient either after the hold time has elapsed or if you press the ON OFF key during the run If you press the ON OFF key the unit will retain the last set values and when the ON OFF key is pressed again the unit
26. ited hereby reserves the right to make such changes as it sees fit to the units or to any component of the units This Manual has been prepared solely for the convenience of Techne Cambridge Limited customers and nothing in this Instruction Book shall be taken as a warranty condition or representation concerning the description merchantability fitness for purpose or otherwise of the units or components User maintenance NOTE THAT THIS EQUIPMENT SHOULD ONLY BE DISMANTLED BY PROPERLY TRAINED PERSONNEL REMOVING THE SIDE FRONT OR REAR PANELS EXPOSES POTENTIALLY LETHAL MAINS VOLTAGES THERE ARE NO USER MAINTAINABLE PARTS WITHIN THE EQUIPMENT In the unlikely event that you experience any problems with your unit which cannot easily be remedied you should contact your supplier and return the unitifnecessary Please include any details of the fault observed and remember to return the unit in its original packing Techne accept no responsibility for damage to units which are not properly packed for shipping if in doubt contact your supplier See the Decontamination Certificate supplied with your unit 1 Cleaning Before cleaning your unit ALWAYS disconnect from the power supply and allow to cool below 50 C Your unit can be cleaned by wiping with a damp soapy cloth Care should be exercised to prevent water from running inside the unit Do not use abrasive cleaners 2 Fuses Your unit is protected by one or two fuses The
27. keine Scheuermittel 2 Sicherungen Die Stromzuleitung ist durch ein oder zwei Sicherungen gesch tzt Diese sollten nur durch qualifiziertes Fachpersonal ausgetauscht werden Wenn die Sicherung wiederholt durchbrennt liegt ein gr erer Defekt vor Das Ger t mu zur Reparatur an Ihren Lieferanten eingesandt werden PAGE 6 Introducci n Le rogamos lea cuidadosamente la informaci n contenida en este folleto antes de manipular el aparato Aviso LAS TEMPERATURAS ELEVADAS SON PELIGROSAS pueden causarle graves quemaduras y provocar fuego en materiales combustibles Techne ha puesto gran cuidado en el dise o de estos aparatos para proteger al usuario de cualquier peligro a n as se deber prestar atenci n a los siguientes puntos EXTREMELAS PRECAUCIONES Y UTILICE GUANTES PARA PROTEGERSE LAS MANOS NO coloque objetos calientes encima o cerca de objetos combustibles NO maneje el aparato cerca de l quidos inflamables o gases NO introduzca ning n l quido directamente en el aparato UTILICE EL SENTIDO COMUN en todo momento Seguridad del usuario Todos los usuarios de equipos Techne deben disponer de la informaci n necesaria para asegurar su seguridad De acuerdo con las instrucciones contenidas en este manual y con las normas y procedimientos generales de seguridad es muy importante que s lo personal debidamente capacitado opere estos aparatos De no ser as la protecci n que el equipo le
28. n un 8 aproximadamente La placa indicadora est situada en la parte posterior del equipo 3 Conecte el cable a la toma de tensi n en la parte posterior del equipo 4 Sit e el aparato en un lugar apropiado tal como una superficie de trabajo plana o si fuera necesario incluso en una campana con extractor de humos asegur ndose de que las entradas de aire en la parte inferior no queden obstruidas 5 Los s mbolos que pueden aparecer junto a las luces indicadoras en el panel frontal del equipo tienen los siguientes significados er Indicador de potencia DL Indicador del calor F Indicador de sobretemperatura TECAL 425H OPERATOR S MANUAL 6 Los simbolos que se encuentran en 0 cerca del interruptor de alimentaci n tienen los siguientes significados I Interruptor principal encendido O Interruptor principal apagado Despu s de su uso Cuando haya finalizado el calentamiento de muestras recuerde que las piezas del equipo tales como tubos bloques y dem s accesorios pueden estar muy calientes Tome las precauciones mencionadas anteriormente Garantia Este aparato est garantizado contra cualquier defecto material 0 de fabricaci n durante el periodo especificado en la tarjeta de garantia adjunta Este plazo inicia a partir de la fecha de compra y dentro de este periodo todas las piezas defectuosas ser n reemplazadas gratuitamente siempre que el defecto no sea resultado de un uso incorrecto accid
29. nditions d utilisation ou autre des appareils ou de leurs composants Entretien utilisateur IMPORTANT CET APPAREIL NE PEUT ETRE DEMONTE QUE PAR DU PERSONNEL QUALIFIE LORSQUE LES PANNEAUX AVANT ARRIERE ET LATERAUX SONT DEMONTES L OPERATEUR EST EXPOSE A DES TENSIONS QUI PEUVENT ETRE MORTELLES CET APPAREIL NE CONTIENT AUCUN ELEMENT QUI DEMANDE UN ENTRETIEN DE LA PART DE L UTILISATEUR Dans le cas peu probable o votre appareil pr sente un d faut de fonctionnement auquel il est difficile de rem dier il est alors pr f rable de contacter votre fournisseur et le cas ch ant de renvoyer le mat riel Veuillez inclure une description d taill e du probl amp me constat et retourner l appareil dans son emballage d origine Techne ne sera pas tenu responsable des dommages subis par tout appareil dont l emballage est inad quat pour le transport Pour plus de s ret contactez votre fournisseur Voir le certificat de d contamination livr avec le produit 1 Nettoyage Avant de nettoyer l appareil assurez vous TOUJOURS que le c ble d alimentation est d connect et laissez la temp rature redescendre en dessous de 50 C Utilisez un chiffon impr gn d eau savonneuse pour nettoyer l appareil Veillez ne pas introduire d eau dans l appareil N utilisez pas de produits abrasifs 2 Fusibles La protection de l appareil est assur e par un ou deux fusibles dont le remplacement ne peut
30. pe pin signal pin Case F GND Case 3 TxD 3 2 RxD 2 7 RTS 7 8 CTS 8 6 DSR 6 1 CD 1 4 DTR 4 5 S GND 5 To Retrieve Test Results In Calsoft select the name of the program whose test results you wish to retrieve and click the Retrieve Program s Test Results button Save the test results as a file name Close the window then view as a graph or text as appropriate To Retrieve a Program In Calsoft select Retrieve Program select the program name you wish to retrieve then click the Retrieve Program button PAGE 23 TEC AL 425H OPERATOR S MANUAL TECHNICAL INFORMATION Brief fault finding notes and lists of replacement parts accessories and inserts for the Tecal units are given in this section NOTE THAT THIS EQUIPMENT SHOULD ONLY BE DISMANTLED BY PROPERLY TRAINED PERSONNEL REMOVING THE OUTER COVERS OR BASE EXPOSES POTENTIALLY LETHAL MAINS VOLTAGES THERE ARE NO OPERATOR SERVICEABLE PARTS WITHIN THE EQUIPMENT General advice In the unlikely event that you experience any problems with your Tecal which cannot be easily remedied you should contact your supplier and return the unit if necessary Please include any details of the fault observed and remember to return the unit in its original packing The insert must be removed from the unit and packed separately within the case Techne accept no responsibility for damage to units which are not properly packed for shipping if in doubt contact your sup
31. plier General fault finding Over temperature cutout Your Tecal unit is fitted with two independent circuits to protect it from overheating The unit constantly checks that the block temperature does not exceed its maximum If for some reason this temperature is exceeded all power to the block is cut Allow the unit to cool to a safe temperature less than 100 C before switching off and check for any obvious causes of overheating before switching it back on Switching off the mains power resets the over temperature cutout Repeated cutouts indicate a serious fault and you should return the unit to your supplier for repair Cleaning your Tecal unit Before cleaning your unit disconnect from the power supply and allow to cool to ambient temperature You can clean the case of theTecal with a cloth dipped in water or ethanol methanol can also be used No part of the case or cover should be immersed in the solvents Do not use acetone or abrasive cleaners HELP display If HELP is displayed there is a problem with the internal sensing device The calibrator should be returned to your supplier for repair PAGE 24 Fuses TECAL 425H OPERATOR S MANUAL If neither the power light nor display on the front panel is lit one of the two fuses may have blown Make sure there is no external cause such as a faulty plug or lead Fuses should only be changed by suitably qualified personnel If the fuses blow persistently
32. rs MNOP The LEFT ARROW key ESC ENTER ABCD a A ON OFF PAUSE MNOP QRSTU VWXYZ 0 9 The key allows the operator to move within the data field Where a word can be entered then successive presses of this key will toggle through the letters QRSTU The RIGHT ARROW key ESC ENTER ABCD a ai ON OFF PAUSE MNOP QRSTU VWXYZ 0 9 The key allows the operator to move within the data field Where a word can be entered then successive presses of this key will toggle through the letters VWXYZ The PAUSE Button ESC ENTER ABCD E ae ON OFF PAUSE MNOP QRSTU VWXYZ 0 9 Except when the Ramp Rate is set the MAX the PAUSE key allows the operator to pause the unit a P will appear on the display until the PAUSE key is pressed again the P will disappear or until the ON OFF key is pressed to stop the Calibrator Where a word can be entered then successive presses of this key will toggle through the numbers 0 9 PAGE 13 TEC AL 425H OPERATOR S MANUAL Power Indicator mer l ry R o BR L 5 The top indicator shows that there is power to the unit Power to the Block Indicator mear it J p L The next indicator shows when there is power to the block nr col UN When the set temperature is higher than the block temperature this indicator will light If the light is on continuously the heater is getting constant power The only exception is
33. se should only be changed by suitably qualified personnel Ifthe fuses blow persistently a serious fault is indicated and you may need to return the unit to your supplier for repair Contact Information For technical sales or servicing information contact your local Techne dealer or Techne Cambridge Limited Duxford CAMBRIDGE CB2 4PZ United Kingdom Telephone 01223 832401 Telefax 01223 836838 Service 24 hour answer machine telephone or fax 01223 836950 E Mail sales techneuk attmail com or Techne Incorporated University Park Plaza 743 Alexander Road Princeton New Jersey 08540 6328 USA Telephone 609 452 9275 Toll free 1 800 225 9243 Telefax 609 987 8177 E Mail techneusa worldnet att net Joint web site http www techneuk co uk PAGE 4 Introduction Veuillez lire attentivement toutes les instructions de ce document avant d utiliser l appareil Avertissement DANGER DE TEMPERATURES ELEVEES les op rateurs peuvent subir de graves brilures et les mat riaux combustibles risquent de prendre feu Techne a apport un soin tout particulier la conception de ces appareils de fa on assurer une protection maximale des op rateurs mais il est recommand aux utilisateurs de porter une attention sp ciale aux points suivants PROCEDER AVEC SOIN ET PORTER DES GANTS POUR SE PROTEGER LES MAINS NE PAS poser d objets chauds sur ou pr s de mat riaux combustibles
34. the interior of the unit 1 When you have finished heating samples remember that parts of the unit inserts and associated accessories may be very hot Take the precautions listed earlier We recommend that the inserts should be allowed to cool to 70 C before being removed from the Tecal unit They will still have to be handled with care 2 If you need to remove an insert while it is hot fit the extractor tool into the locating holes and lift the insert out carefully Never leave the extractor tool in the insert while it is being used in the Tecal unit PAGE 22 TEC AL 425H OPERATOR S MANUAL RS232 SERIAL INTERFACE The calibrator may send data logging information to an IBM PC or compatible computer by connecting the unit and the PC via an RS232 cable and installing the Calsoft software supplied with each uit Ensure that there is a connection made before the calibrator is switched on The RS232 cable must be fitted to both the unit and the PC before either unit is powered up otherwise data integrity cannot be guaranteed Once the cable is fitted it does not matter which unit is powered up first RS232 9 way PC serial port ON OFF switch O O Fuses N Power inlet The following table indicates the cable specifications for a 9 way PC serial port Calibrator PC 9 way female D type 9 way female D ty
35. the screen you wish to use Configure Menu To configure the unit to the settings you want use the Y key to put the cursor on configure then press the ENTER key MAIN MENU manual mode program mode Configure TECAL CALIBRATOR E 0 ESC T y ENTER ABCD EFGH IJKL ON OFF a gt PAUSE MNOP QRSTU VWXYZ 0 9 The following screen will appear CONFIGURE Switch no J yes Hold Temperature C F userprobe no yes Use the ENTER key to move to the field you wish to change Use the U keys to change the setting and the ENTER key to accept the change Other keys have no effect when you are in the configure screen Switch yes or Hold and user probe yes are mutually exclusive when one or the other is selected Switch yes Hold will record display the switch contact status Switch HOLD will also halt the calibrator at the temperature at which it switched over until the PAUSE key is pressed Note thet the unit may require time to settle before a valid reading is available PAGE 15 TEC AL 425H OPERATOR S MANUAL MANUAL MODE To go into the Manual Mode use the Y key to put the cursor on manual mode then press the ENTER key MAIN MENU flanual mode program mode configure The following screen will appear MANUAL MODE temperature 200 PC see spec for each unit ramp rate 7 0 C min 0 1 to 10 or MAX hold time 99 min 1 min to 240min or HOLD Pressing the ESC key in t
36. tre effectu que par un personnel qualifi Si les fusibles sautent sans arr t il s agit d un probl me s rieux Nous vous conseillons dans ce cas de prendre contact avec votre fournisseur pour r paration PAGE 5 TEC AL 425H OPERATOR S MANUAL Einleitung Bitte lesen Sie diese Bedienungsanleitung komplett bevor Sie dieses Ger t benutzen Warnung HOHE TEMPERATUREN SIND GEF HRLICH sie k nnen dem Bediener ernsthafte Verletzungen zuf gen und brennbare Materialien k nnen sich leicht entz nden Techne hat bei der Konstruktion dieses Ger tes sehr darauf geachtet da der Bediener vor Gefahren gesch tzt ist Dennoch sollten Sie auf die folgenden Punkte achten SEIEN SIE VORSICHTIG UND TRAGEN SIE SCHUTZHANDSCHUHE Legen Sie hei e Gegenst nde NICHT auf oder in die N he von leicht brennbaren Materialien vermeiden Sie Arbeiten in der N he von leicht entz ndbaren Fl ssigkeiten oder Gasen Bringen sie KEINE Fl ssigkeiten direkt in Ihr Ger t Benutzen Sie immer den normalen Menschenverstand Sicherheit des Anwenders Alle Benutzer von Techne Ger ten m ssen Zugang zu der entsprechenden Literatur haben um ihre Sicherheit zu gew hren Es ist wichtig da diese Ger te nur von entsprechend geschultem Personal betrieben werden das die in dieser Gebrauchsanweisung enthaltenen Ma nahmen und allgemeine Sicherheitsbestimmungen und vorkehrungen beachtet Wenn das Ger t anders eingesetzt wird als vom Hersteller
37. uviera alguna duda p ngase en contacto con su proveedor S rvase consultar el Certificado de Descontaminaci n suministrado con su aparato 1 Limpieza Antes de limpiar su aparato descon ctelo SIEMPRE de la fuente de alimentaci n y permita que se enfr e por debajo de los 50 C Este aparato se puede limpiar pas ndole un pa o h medo enjabonado H galo con cuidado parae evitar que caiga agua dentro del mismo No utilice limpiadores abrasivos 2 Fusibles Su aparato est protegido por uno o dos fusibles S lo deben cambiarlos personal debidamente capacitado Si los fusibles se fundieran repetidamente esto indicar a una aver a grave y puede que tuviera que devolverle el aparato a su proveedor para su reparaci n PAGE 7 TEC AL 425H OPERATOR S MANUAL INTRODUCTION Applications Before using the Tecal Calibrator make sure you have read this manual carefully If you have any queries contact your supplier The Tecal Calibrator is designed to provide safe and convenient calibration of a wide range ofthermal sensors It features fast heat up times with accuracy and repeatability The Tecal Calibrator can calibrate temperature probes without the need to return them to a specialist laboratory To ensure accuracy the unit must be operated in an environment with a stable ambient temperature The thermal sensors are placed in a well in the temperature controlled block A number of inserts is available with
38. you ever need to return it for service or repair When returning a unit remember to remove the insert from the temperature controlled block The unit must be transported in the original packing to avoid damage The packing comprises the unit in the soft carrying case packed with foam into an outer cardboard box Techne accepts no responsibility for damage incurred unless the unit is correctly packed and transported in this way PAGE 9 TEC AL 425H OPERATOR S MANUAL Specification The figures stated in the specification are as measured 0 50 mm from the base of the well of the insert using an SPRT at the time of calibration Tecal 425 Measuring zone 0 to 50 mm 0 to 2 from base of well from base of well Depth of well in insert 114 3 mm 4 5 Temperature range 20 C above ambient 36 F above ambient to 425 C to 797 F Temperature accuracy in measuring zone 0 3 C 0 54 F Temperature uniformity in measuring zone 0 2 C 0 36 F Temperature stability after 1 hr 0 05 C 0 09 F Display resolution 0 1 C 0 1 F Heat up rate 15 minutes 20 C to 400 C 68 F to 752 F Cool down rate 25 minutes 400 C to 100 C 752 F to 182 F Programmable ramp rate 0 1 to 10 C min 0 2 to 18 F min Switch Test Yes Fan cooling Automatic Comms Port 9way D type bi directional RS232 Dimensions Height 272mm 10 7 Width 185mm 7 28 Depth 439mm 17 28 Wells in the block Central Well for inserts Depth 130mm 5 1 Diameter 38 2mm 1 5 Refer
Download Pdf Manuals
Related Search