Techne Tecal 140H Operator'S Manual Download | Manualshive

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Issue 6

Date of issue:

3rd May 2005

Techne is a trademark

© Techne, 2003

Tecal 140H
Calibrators

Operator's Manual

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Summary of Contents for Tecal 140H

Page 1: ...Issue 6 Date of issue 3rd May 2005 Techne is a trademark Techne 2003 Tecal 140H Calibrators Operator s Manual ...

Page 2: ......

Page 3: ...ng conditions 10 THE FRONT PANEL 11 Front panel controls 12 When you switch on 15 Configure Menu 15 MANUAL MODE 16 PROGRAM MODE 17 Run Program 17 New Program 18 Program Running Display 19 Switch Test 20 Program Delete 21 Water cooling 22 After use 22 RS232 SERIAL INTERFACE 23 To Retrieve Test Results 23 To Retrieve a Program 23 TECHNICAL INFORMATION 24 General advice 24 General Fault finding 24 Re...

Page 4: ...PAGE 2 T E C A L 1 4 0 H O P E R A T O R S M A N U A L ...

Page 5: ...PAGE 3 T E C A L 1 4 0 H O P E R A T O R S M A N U A L NOTES ...

Page 6: ...cator 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 workm...

Page 7: ... Nous vous conseillons dans ce cas de prendre contact avec votre fournisseur pour réparation Introduction Veuillez lire attentivement toutes les instructions de ce document avant d utiliser l appareil Avertissement DANGERDETEMPERATURESELEVEES lesopérateurs peuvent subir de graves brûlures et les matériaux combustibles risquent de prendre feu Techne a apporté un soin tout particulier à la conceptio...

Page 8: ...Entlüftungsrippen an der Geräteunterseite immer frei zugänglich sind 5 Wenn die Anzeigenlämpchen an der Vorderseite leuchten hat dies folgende Bedeutung Gerät ist eingeschaltet Gerät heizt Übertemperaturschutz ist ausgelöst 6 Die Symbole auf oder neben dem EIN AUS Schalter an der Geräterückseite bedeuten I An O Aus Nach dem Gebrauch Vergessen Sie nicht daß Teile des Gerätes die Gefäße die Blöcke u...

Page 9: ...e inferior no queden obstruidas 5 Los símbolos que pueden aparecer junto a las luces indicadoras en el panel frontal del equipo tienen los siguientes significados Indicador de potencia Indicador del calor Indicador de sobretemperatura 6 Los símbolos que se encuentran en o cerca del interruptor de alimentación tienen los siguientes significados I Interruptor principal encendido O Interruptor princi...

Page 10: ...nth the battery should never go flat as it is trickle charged from the internal electronics If the unit is not used for a long period over six months we advise that the unit is connected to the mains electrical supply and switched on for a minimum of 5 hours before use Applications The calibrator has three main applications Maintaining a set temperature The required temperature is set on the calib...

Page 11: ... 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 inflamm...

Page 12: ... type bi directional RS232 The lowest temperatures can only be achieved when the Tecal 140 is used with a chilled water supply which has a maximum pressure of 6 metres of water However the chilled water supply must not be switched on when the set temperature is above 40 C as this can lead to damage to the block Dimensions Height 272mm 10 7 Width 185mm 7 28 Depth 439mm 17 28 Wells in the block Cent...

Page 13: ...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 MAIN MENU manual mode program mode configur...

Page 14: ...rough the letters ABCD The UP ARROW key The 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 The key allows the operator to move down the current sub menu This key can als...

Page 15: ... 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 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 b...

Page 16: ...etting constant power The only exception is 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 Sensor fault Indicator If the unit there should for any reason be a sensor fault the bottom indicator will light The power to the block will have been switched...

Page 17: ...t the cursor on configure then press the ENTER key MAIN MENU manual mode program mode configure The following screen will appear CONFIGURE Switch no yes Hold Temperature C F user probe no yes Use the ENTER key to move to the field you wish to change Use the 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...

Page 18: ...ither the switch nor the probe options are on Hold yes temperature 140 0 C ramp rate MAX hold time HOLD If the switch option is on yes temperature 140 0 C ramp rate 2 0 C min hold time 9 2 min switch s c If the probe option is on yes temperature 10 0 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...

Page 19: ...rn you to the MAIN MENU Use the 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 Run Program If you have chosen run program the following screens will appear RUN PROGRAM name TEST_PRG Pressing the ESC key in this screen will return you to the Program Mode Use the keys to find the program you want ...

Page 20: ... 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 0 C see spec for each unit ramp rate MA...

Page 21: ...y and the display will go to XXXX_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 temperature and show a P in the bot...

Page 22: ...ept 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 N...

Page 23: ...ROGRAM name TEST_PRG Pressing the ESC key in this screen will return you to the Program Mode without deleting a program Use the 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 no Use the keys to select yes or no Press the ENTER key to either delete the program or leave...

Page 24: ...brator and allow the chiller to stabilise for 15 minutes before performing a calibration After stabilisation temperatures between 40 and ambient can be set Contact Techne s Sales Department for details of the chiller unit Connect the CH 5 or the chilled water supply to the calibrator using suitable pipes and clips After Use 1 When you have finished heating samples remember that parts of the unit i...

Page 25: ... matter which unit is powered up first RS232 9 way PC serial port ON OFF switch Fuses 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 type 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 who...

Page 26: ...ich are not properly packed for shipping if in doubt contact your supplier General fault finding 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 ac...

Page 27: ... are required Part Nº Description 6101058 Insert extractor FCAB10UK Mains cable 230V UK units FCABLEEU Mains cable 230V units FCABLEUS Mains cable 120 100V units 6103711 Soft carrying case Accessories Part Nº Description FPRINTD Probe interface 230Vwith UK plug FPRINTE Probe interface 230V with European plug FPRINTP Probe interface 120V with US plug FCAL232 PC software kit FCH5D CH 5 Chiller 230V ...

Page 28: ...cation Aluminium Inserts Immersion depth 114 3 mm or 4 5 NUMBER PROBE DIAMETER METRIC FINSALA 5 off 6mm 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 2 off 3 8 FINSALI 2 off 1 4 2 off 1 2 FINSALJ 1 off 1 4 FINSALL 1 off 9 1...

Page 29: ...is within 2 C of the set point temperature Pause 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 Program A program is made up of a sequence of segments The sequence may be execut...

Page 30: ...PAGE 28 T E C A L 1 4 0 H O P E R A T O R S M A N U A L ...

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