Operating Instruction
Contents
1. D Adjust Setpoint Start lo Qu rGO t Fig 5 Electronics unit front plate cS 3 Slowly pull electronics unit upward until electronics is disconnected Fig 6 Removing electronics unit 3235004E DOC August 2009 t Note Stiff plug and socket connection of electronics unit Sika TP281300 6 2 3 Recycling 3235004E DOC iy Operating manual Maintenance and care 4 Remove electronics unit and reverse Fuse position is now visible SEEN AT Fig 7 Back of the electronics unit 5 Screw out fuse and check 6 In case of defect fuse always insert anew T40 250 V 40 mA slow 250 VAC one 7 Screw in fuse Note Insert electronics unit together with guide plate into guide bar 8 Insert electronics and tighten SIKA factory guarantees for expert recycling Therefore return the TP281300 free of charge August 2009 28 Sika TP281300 Operating manual Trouble shooting 7 Trouble shooting Note AN This table shows how to carry out trouble shooting TP281300 not in proper External influence e g mag Test applied mains voltage function netic fields incorrect supply and compare to that one given voltage on the label Disconnect mains plug Check fuses and exchange in case of defect Nonsensical symbols and Set instrument into ground values displayed state see par 5 1 22. TP281300 goes into standby Adjust setpoint or start keys Again depress start key then StOP is displayed were depressed TP281300 starts measuring Display zeigt ERR Programming not finished procedure TP281300 goes into error Wrong testing temperature Depress start key and repeat position programmed entry Err is displayed TP281300 goes into error Internal heating block sensor Heating block sensor position defect exchange at the manufacturer Err is displayed The heating block heats up to a Failure of the internal block Heating block sensor temperature of approx sensor exchange at the manufacturer 1315 C The TP281300 switches the Automatic switch off when Let instrument cool down The controls overshoot control system will turn back stabiliser off on at lt 1300 C Display GROWS SERR If needed initially approach a lower control input The entire heating circuit is The heating block heats up to Let instrument cool down switched off by a temperature a temperature of approx A factory inspection is fuse 1330 C necessary if the error occurs again above trouble shooting it has to be checked at the Note D In case the instrument is still in inproper function after the manufacturer 3235004E DOC August 2009 29 Sika TP281300 Operating manual Specification 8 Specification Setting the heating block temperature by required value programming check by Adjus
3. Pt30 Rh Pt6 Rh DIN EN 60584 1 100 0 bis 1820 0 C 0 2 f s 0 5 C Cold junction compensation built in for ambient temperatures between 0 and 60 C Digital interface Connector D Sub DB09 RS232C transmitting scheme 9600 baud 8 data bit 1 stop bit odd parity 3235004E DOC August 2009 32 Sika TP281300 Operating manual Specification Dimensions and weight Dimensions TP281300 28 200 length total of instrumen 520 480 mm total width 280 mm total height incl handle and 480 410 mm cable hairness o Misere e 900000000000008 1370B8Dyr Tan dr Tee 99 9 900000000000000 Up ane OoQ00000000600000 E o6 98999099099089 Q OTS ELI o Qo E m oa DU arene quein 9 O60000000000000 oocooooocoooooo 000000000000000 3235004E DOC August 2009 33 Sika TP281300 Operating manual Appendix Appendix Guideline DKD R 5 4 Calibration of temperature block calibrators Appendix B details of the DKD technical committee s Temperature and Humidity for the operation of temperature block calibrators Having a calibrator certificate from a DKD calibrator laboratory confirms that the temperature block calibrator meets the high demands of the calibrating ability of such a device which are outlined in the guidelines DKD R 5 4 Nevertheless the following points should be noted regarding the use of the calibrator The calibration of the temperature block calibrator predominantly relat
4. Dr Siebert amp K hn GmbH amp Co KG Precision Temperature Calibrator Series TP281300 Operating Manual 3235004E DOC August 2009 1 SIKA TP281300 Operating manual Table of Contents Table of Contents 1 Toihismanual 2 3 2 Safely n 4 3 Description of the TP281300 u 2 6 3 1 Modular groups and operating components 444422000nnnnnnnnnnnnnnnannnnnnnnnnnnnannnnnnnnnn 6 3 2 Design and function of the TP281300 uurruarssnsnannnnnnnnnnnnnnanannnnnnnnnnnnnanannnnnnnnnnnnnnanannnnnn 7 3 3 TP281300 standard units inen ee as in bias ecd Mot dando 8 3 3 1 SensorIDpuls se omes ute iei eS nA Lc d ale sted ee LI NE 8 3 3 2 Maliis Cable s 4 uii n recae c C EL 8 3 3 3 CASING OAD is i528 Tenue gd 8 3 3 4 PG COMMECUON aati ieee nero RPM OE ERR aeg 8 3 3 5 PC terminal plannn a a aa T aaa Aaaa TE aaa AA A aa TADE aE aA AADAT a aaka AEEA RE 11 3 4 faoto T10 AA PTE TETT A A A A T 12 3 4 1 Transition Cases 12 3 4 2 Riu EP 12 4 Transport storage and starting the instrument eeeeeeeee 13 4 1 Transport iine ecce none acess eese educ Sei eere zr pede e Desde 13 4 2 Storie E 13 4 3 Starting the instrument cierre reete reete eere ione elek 13 4 3 1 BARS SL MULIER ENERO DLL LL BI LIUM 13 4 3 2 Expectable
5. 28 mm Transition casing bore TP281300 28 200 The transition casings can be supplied with an inner diameter from d 1 5 25mm in 0 5mm intervals Special transition casings can be manufactured in various designs according to customer requirements Transition casings are also available with multiple bore holes region of the homogeneous zone SS i ae 3235004E DOC August 2009 31 Sika TP281300 Operating manual Specification Temperature sensor inputs Pt100 2 or 3 wire acc to DIN EN 60751 NiCr NiAl K type acc to DIN EN 60584 1 Pt10 Rh Pt S type acc to DIN EN 60584 1 Pt13 Rh Pt R type acc to DIN EN 60584 1 Fe CuNi J type acc to DIN EN 60584 1 Pt30 Rh Pt6 Rh B type acc to DIN EN 60584 1 Resolution and measuring inaccuracy of the measuring instrument for external sensors test pieces Pt100 DIN EN 60751 3 wire 90 0 bis 200 0 C 0 1 f s 0 5 C 200 0 bis 850 0 C 0 1 f s 0 5 C NiCr NiAl DIN EN 60584 1 90 0 bis 200 0 C 0 1 f s 0 5 C 200 0 bis 1370 0 C 0 1 f s 0 5 C Pt10 Rh Pt DIN EN 60584 1 0 0 bis 200 0 C 0 2 f s 0 5 C 200 0 bis 1760 0 C 0 2 f s 0 5 C Fe CuNi DIN EN 60584 1 90 0 bis 200 0 C 0 1 f s 0 5 C 200 0 bis 900 0 C 0 1 f s 0 5 C Pt13 Rh Pt DIN EN 60584 1 0 0 bis 200 0 C 0 2 f s 0 5 C 200 0 bis 1760 0 C 0 2 f s 0 5 C
6. 3 4 1 Transition cases 3 4 2 Software 3235004E DOC Operating manual Description of the T281300 Transition casings are necessary to keep the differences in temperature between the test piece and the heating block as low as possible The 28mm diameter of the heating block borehole is reduced to the size of the outer diameter of the test piece using the transition casing Therefore the bore hole of the transition casing may be at most 0 5mm larger than the outer diameter of the test piece within the temperature range of 400 660 C and at most 1 0mm within the range of 660 1300 C The transitional casings can be supplied with an inner diameter of 1 5 25mm in 0 5mm intervals The transition casings can be manufactured in various designs according to customer requirements Transition casings are also available with multiple bore holes d 27 8 region of the homogeneous Zone Efficient software is available for TP28000 series instruments This software allows the remote control of the instrument by a PC and carrying out data acquisition and evaluation August 2009 12 Sika TP281300 Operating manual Transport storage and starting 4 Transport storage and starting the instrument 4 1 Transport AA 4 2 Storage The TP281300 testing instrument is a portable unit for versatile service purposes as well as for industrial and laboratory tasks It is provided with a handle a
7. Insert the thermometer into the appropriate transition casing Caution Injurious to health cracking thermometer Always observe the maximum temperature capacity of the thermometer e Temperature switches and thermostats switching on or off after having attained the temperature set Connect the temperature switch as shown below amp e Thermocouples measuring an actual temperature amp e 3 wire circuited resistance thermometers measuring an actual temperature Connect the resistance thermometer as shown below amp 3235004E DOC August 2009 20 Sika TP281300 Operating the TP281300 Operating manual 2 wire circuited resistance thermometers measuring an actual temperature Connect the resistance thermometer as shown below m S 5 2 1 Testing temperature switch Caution Burning heat Let the TP281300 cool down after use see paragraph Cool down heating block fit properly in the bore of the heating block or of the Note D k obtain an exact measuring result the specimen has to transition casing Prerequisites for exact results The outer diameter of the test piece matches the inner diameter of the bore hole gt Sect 3 4 1 Transition casings The calibrating instrument is in vertical position Unbended specimen Insert the specimen in dry state directly into the bore of the heating block or in that one of the appropriate transition casing The measuring element o
8. 29 C insect 30 ADD oos einn I lee 34 Guideline DKD R 5 4 Calibration of temperature block calibrators Appendix B details of the DKD technical committee s Temperature and Humidity for the operation of temperature block calibrators 3235004E DOC August 2009 2 SIKA TP281300 Operating manual To this manual 1 To this manual The SIKA Precision Temperature Calibrator is an instrument of the TP28000 series This instrument is exactly a type TP281300 one This user manual is focussed to skilled and semi skilled operators Before starting an operation carefully read through the appropriate notes and follow the given sequence of operations Read through chapter Safety very thoroughly and exactly remember the pictograms and their meanings The instrument is designed for the calibration of temperature switches thermostats thermocouples thermometers and resistance thermometers This user manual is divided into eight chapters General Safety Description of the TP281300 Transport storage and starting the instrument Operating the TP281300 Maintenance and care Trouble shooting Rd d e er om oux BE gt Specification For any problems or questions possibly arising please contact your supplier or SIKA directly SIKA gt KA gegr 1901 Dr Siebert amp K hn GmbH amp Co KG Struthweg 7 9 D 34260 Kaufungen 28 05605 803 0 amp 05605 803 54 info sika net www sika net 3235004E DOC August 2009
9. 3 SIKA TP281300 Operating manual Safety 2 Safety The TP281300 represents the state of the art This applies to measuring accuracy functional principle and safe instrument operation Warranting safe operation however requires expert and safety reliable user attitude You will find the necessary notes in this chapter below Warnings especially related to single operating processes or manipulations are given at the respective paragraphs of this manual These warnings are marked by the following symbols Caution High temperature This symbol refers to a situation being hazardous for persons Danger Injurious to Health This symbol refers to jeopardizing persons by electric power Attention Material damage This symbol refers to an action causing damages of the instrument LS m This symbol stands for important notes The warning Attention High temperature is directly placed on the instrument as shown below 0000000000000 OO0000000000000000 O0000000000000000 0000000000000 2000 2 Attention High Temperature III TIUTUT O Vorsicht Hohe Temperatur O O O Fig 1 Magnification enlarge detail 3235004E DOC August 2009 4 SIKA TP281300 3235004E DOC cs cS Operating manual Safety Specific safety notes Note The TP281300 has to be exclusively used for testing temperature switches
10. Setting the test temperature Remove transition cases Caution Burning heat The transition cases can be heated up to 1300 C Only remove the cases in cooled state 1 Compress supplied casing grabs and fit into the transition casing bores 2 Remove transition casing 3235004E DOC August 2009 24 Sika TP281300 Operating manual Maintenance and care 6 Maintenance and Care 6 1 Care Al Al 6 2 Maintenance 6 2 1 Recalibration IF 3235004E DOC Attention Always keep the TP281300 clean and do not leave it in dusty and moisty rooms Clean the TP281300 after each use Attention Avoid measuring errors by always keeping the heating block bores clean and never using filling media for measuring When switching on your TP281300 is not possible check the fuses and exchange if necessary Fuses inside the TP281300 housing Danger Electric voltage Before exchanging the fuses disconnect mains plug Check the fuses see pragraph Checking and exchanging the fuses Exchange fuse in case of defect The TP281300 is adjusted and tested by the manufacturer acc to the accepted standards On the basis of the DIN ISO 10 012 standard the TP281300 has to undergo testing within fixed intervals of time Note Use original packing to mail the TP281300 Therefore we recommend to send the TP281300 to our factory for recalibration or readjustment within intervals of at maximum 12 months or after 500
11. enough time for coming up to the heating block temperature level Procedure 1 Turn rotary switch into position BlockTemp 2 Clamp specimen 3 Check kind of sensor The following sensors can be chosen B Pt30 Rh Pt16 Rh thermocouple Typ B DIN EN 60584 1 J Fe CuNi thermocouple Typ J DIN EN 60584 1 August 2009 23 Sika TP281300 Operating manual Operating the TP281300 R Pt13 Rh Pt thermocouple Typ R DIN EN 60584 1 S Pt10 Rh Pt thermocouple Typ S DIN EN 60584 1 K NiCr NiAl thermocouple Typ K DIN EN 60584 1 Pt100 Pt100 resistance thermometer 3 wire DIN EN 60751 Block Tempindicating the heating block temperature 4 Turn rotary switch into the respective position The temperature measured by the specimen is displayed 5 Turn rotary switch into position BlockTemp Actual heating block temperature is displayed 6 Compare heating block temperature with the temperature display of the specimen 5 3 Cooling down heating block Caution Burning heat Let the TP281300 cool down after use Transport the TP281300 only after being completely cooled down Burning heat on the heating block s surface Burning heat at specimen Never touch heating block or specimen surface Never leave the TP281300 unobserved after use Wait until the heating block has attained ambient temperature before packing the TP281300 It is possible to enhance cooling by zeroing the test temperature see pragraph
12. of measurement due to heat conduction In the case that such measurements are required the additional heat conduction can be determined by the thermometer model and ascertained from your DKD calibrator laboratory A good test of the possible temperature variations caused by heat conduction consists of testing whether the display of the calibrated thermometer changes when it is lifted 20mm Contributions to measurement inaccuracy that are conditional on the thermometer to be calibrated e g inhomogeneities from thermal elements are likewise not covered in the measurement inaccuracy of the calibrator In the case that the calibrator is used in load conditions that do not comply with the load condition from the calibration the influence of the load condition can be determined through replacement or addition of other thermometers on site The details on the calibration certificate are important for the calibration not the manufacturers instructions Before the calibration please make sure you agree upon the operation and calibration conditions with your DKD calibration laboratory If there is nothing else specified on the calibrator certificate independent from the manufacturers instructions it must be ensured that e the calibrator is used in a vertical position e no additional thermal isolation is in use e the environmental temperature is 23 5 C In order to check the calibration of the temperature block calibrator it is recommended
13. protocol requests the TP281300 to transmit the stored information on instrument type required value and temperature switch state to the control computer The TP281300 replies this prompt by singly transmitting the byte sequence Explanation STX start of text start of protocol information on kind of instrument stored required value signs of stored required value 10 digit stored required value 10 digit stored required value 10 digit stored required value 10 digit stored required value 10 digit stored required value stored temperature switch state temperature switch blocked temperature switch released ETX end of text end of protocol August 2009 10 SIKA TP281300 Inputs Outputs 3 3 5 PC terminal plann 3235004E DOC 25 pole PC terminal TT OO wa Screen screen RxD TxD CTS RTS GND Operating manual Description of the T281300 Input level 30 V max Low level 2 5 30V High level 30 0 8V Input impedance 3 7 K RxD Received data CTS Clear to send Output level 9 V 5 V min Low level 5 V min High level 5 V min TxD Transmitted Data RTS Request to send 9 pole 9 pole D Sub Plug PC terminal JESRUUD D 3 23 CTS 3 GND Fig 3 PC terminal plann August 2009 11 SIKA TP281300 3 4 Accessories
14. react sensitively to electromagnetic fields Note Put the TP281300 into vertical position for calibrating to warrant optimal temperature spreading and transmission You can vary the position of the TP281300 carrying handle by depressing the grey pushbuttons in it s rotary joint Ground state before switching on Turn rotary switch into position BlockTemp AND W Pt100 BlockTemp Fig 4 Rotary switch ground position August 2009 15 Sika TP281300 Operating manual Operating the TP281300 5 1 2 Establishing the Initial state To clear all stored values of the TP281300 you can set the instrument to a defined initial state Procedure 1 QU aw o a 5 1 3 Starting the TP281300 Apply mains voltage The fan in the instrument s base begins to operate Depress setpoint key and keep it depressed Turn mains switch into EIN ON I Release setpoint key For some seconds CAL appears on the display Calibration of the built in electronic You hear a click with StOP appearing on the display The fan steps into the second stage Depress start key The testing temperature set last remains stored in the TP281300 After starting the TP281300 the temperature of the heating block rises up to that one stored Procedure 1 Apply mains voltage The fan in the instrument s base begins to operate Turn mains switch into EIN ON I For some seconds CAL appears on the display Calibr
15. thermostats thermometers thermocouples and resistance thermometers The TP281300 noise level is below 70 dbA Remove all easily flammable materials near the instrument and prevent the instrument from contact with easily flammable and explosive materials Always ensure sufficient cooling air supply by the built in fans Do not hinder air supply by positioning the instrument on a soft and yielding ground Connect the instrument to a circuit of low mains breakdown risk to avoid cooling air supply being stopped in case of mains breakdown Take care to keep a distance of at least 1m from devices which react sensitively to electromagnetic fields Ensure that transition cases and specimen are not contaminated by media e g oil causing inflammation or explosion in case of being heated up Test the actual heating block temperature before touching the heating block or the transition casing since there is acute danger of being burned Never remove transition cases from a heated heating block heated transition cases can cause inflammation Never remove specimen from a heated heating block acute danger of being burned Take note of the DKD technical committee s Temperature and Humidity details for the operation of temperature block calibrators See appendix Note Never leave a heated instrument without supervision August 2009 5 SIKA TP281300 Description of the T281300 Operating manual 3 Description of the T
16. DIN EN 60584 1 K NiCr NiAl thermocouple Typ K DIN EN 60584 1 Pt100 Pt100 resistance thermometer 3 wire DIN EN 60751 Block Temp indicating the heating block temperature AND W Pt100 BlockTemp Fig 3 TP281300 rotary switch A mains cable for power supply is enclosed to the TP281300 A grab for taking out the transition casing is enclosed to the TP281300 A data transfer cable is enclosed to the instrument The TP281300 is provided with a RS 232C serial interface It is bidirectional i e it is possible to transmit data for further processing by a superior computer and to receive data for programming the instrument by a superior computer as well August 2009 8 SIKA TP281300 Operating manual Description of the T281300 The transmitting mode continuously transmits a couple of measuring values the actual block temperature and the temperature value displayed The transmitting protocol has 16 bytes total All information is transmitted in ASCII Transmitting protocol Explanation STX start of text start of protocol The following bytes 2 7 show the information of the block temperature mathematical sign of the block temperature invalid block temperature 10 digit block temperature 10 digit block temperature 10 digit block temperature 10 digit block temperature 10 digit block temperature kind of sensor of the temperature displayed Block temperature Pt100 NiCr NiAl Pt10 Rh Pt P
17. P281300 3 1 Modular groups and operating components 1 2 3 4 5 6 7 8 9 Heating block Heating block bore Transition casing Cycle display Display Mains switch on off Adjust key Setpoint key Start key 10 LED temperature switch 11 NO NC toggle switch 12 Interface PC connection 13 Ground Clamp for specimen s shield 14 Input clamps 15 Rotary switch 16 Note 17 Latching knob 18 Protective grid 1 2 39 EN j SIKA elechonic 1 T djust Selpoint pos c ooo oobpoQoooooo e O O A rn 2 e RS232 9 0 2 otad 5 TOU Q Q O o 980 a 17 8 2 IN 1 T O O 1 O O O O O 899 O O O OJOo0o0oo0o000000000 Je Ya 16 15 6 3 Fig 2 TP281300 front panel 3235004E DOC August 2009 6 SIKA TP281300 Operating manual Description of the T281300 3 2 Design and function of the TP281300 This precision temperature calibrator is operated by an electronically controlled heating block and allowing to be thermostated up to 1300 C The heating block has a bore serving 2 as location hole for the specimen An transition casing can be inserted in that bore The casing serves as an adapter between specimen temperature switch thermostat thermocouple thermometer resistance thermometer and heating block bore The heating block is insulated against the h
18. agnetic fields Before starting bring the instrument in its normal operating position Procedure e Always position the TP281300 in vertical position e fthe TP281300 is not being vertically positioned an even temperature distribution within the heating block is not warranted e Check specifications e Compare the label with specification Caution Check the heating block bores for being clean and undamaged Do not use filling media Check for e the specimen e the transition casing e the heating block bore exactly matching to each other e Keep the thermal contact resistance as low as possible Connect the instrument to a circuit of low mains breakdown risk to avoid cooling air supply stoppage in case of mains breakdown Check for e the fan starting operation when being connected to the mains Take note of the DKD technical committee s Temperature and Humidity details for the operation of temperature block calibrators see appendix August 2009 14 Sika TP281300 Operating manual Operating the TP281300 5 Operating the TP281300 5 1 Operating and setting up the TP281300 5 1 1 Before starting the TP281300 3235004E DOC Select place Position the TP281300 so that there is enough space for the fan in the instrument s base to produce sufficient cooling air Otherwise insufficient cooling causes damage and destructs the instrument Take care to keep a distance of at least 1m from devices which
19. ation of the built in electronic and then StOP You hear a click with StOP appearing on the display The fan steps into the second stage Depress start key The heating block is now heated up to the testing temperature set last Turn rotary switch into position BlockTemp The actual temperature of the heating block is displayed Depress setpoint key Flashing SOLL is displayed Depress start key Flashing required temperature testing temperature is displayed paragraph 5 1 4 Setting the testing temperature D b For changing the set testing temperature see 3235004E DOC August 2009 16 Sika TP281300 Operating manual Operating the TP281300 5 1 4 Setting the testing temperature Set new testing temperature as described below With the aid of the setpoint and start keys you can set the testing temperature with an accuracy of 1 10 K The temperature is displayed in 0 5 C intervals Procedure 1 Apply mains voltage 2 Turn mains switch into EIN ON I 3 Turn rotary switch into BlockTemp E Undepressed key for approx 30 sec stops gt programming for safety reasons and resets the instrument on StOP Then you have to start the instrument again see paragraph Starting the TP281300 4 Depress start key 5 Depress setpoint key Testing temperature set is displayed 6 Depress start key again Flashing 1 10 digit of testing temperature is displayed 7 Depress star
20. emperature the set value 000 0 must be programmed Fine balancing of the testing temperature After having programmed the TP281300 for a new required value the heating block is heated up or cooled down to the new temperature For reasons of external interference it can happen that the heating block does not directly attain the testing temperature set This would mean a difference between the required temperature testing temperature and the actual one displayed The TP281300 however has an automatic adjusting function serving for automatic difference balancing The incorporated microprocessor is continuously calculating the actual required value difference and thus controlling the heating block Fine balancing is useful only after heating block temperature control levelled out on the final temperature value level The microprocessor checks for calling up fine balancing The microprocessor does fine balancing with the following fine balancing preconditions fulfilled 1 Actual heating block temperature deviation from set testing temperature not more than 25K 2 Actual heating block temperature does no longer vary constant temperature displayed With the aid of the adjust key you can check for the fine balancing already done by the microprocessor August 2009 18 Sika TP281300 Operating manual Operating the TP281300 Procedure 1 Depress adjust key 2 Flashing Adj is displayed when the heating block temperatu
21. es to the temperature of the solid body block The temperature of the thermometer in the block to be calibrated can differ from this temperature If a thermometer of the same model under the same test conditions as were used in the calibration is used it can be assumed that the measurement difference in the calibration of ideal thermometers are not larger than the measurement inaccuracy which is stated in the calibrator certificate If it is the case that nothing else is specified on the calibrator certificate it must be ensured that e the measuring element is located in the homogeneous temperature zone e The inner diameter of the bore hole used in the calibrator possibly the casing in the temperature range of 80 C to 660 C is a maximum of 0 5mm bigger than the outer diameter of the calibrated thermometer and in the temperature range of 660 C to 1300 C is a maximum of 1 0mm bigger e The immersion depth of the thermometer to be calibrated amounts to at least 15 times the outer diameter of the thermometer to be calibrated e The thermometer to be calibrated has an outer diameter of d lt 6 mm Please take particular care if a heat transfer medium was used during the calibration of the temperature block calibrator If this is the case the calibration is only effective if the calibrator was used with a corresponding heat transfer medium With the calibration of thermometers with an outer diameter d 6 mm allow for an additional error
22. etpoint key Flashing SoFF SoFF switch off is displayed For input confirmation Depress setpoint key Actual heating block temperature is displayed August 2009 22 Sika TP281300 Operating manual Operating the TP281300 5 2 2 Testing thermocouples and resistance thermometers A Switch setting 3235004E DOC Caution Burning heat Let the TP281300 cool down after use see paragraph Cool down heating block Note To obtain an exact measuring result the specimen has to fit properly in the bore of the heating block or of the transition casing Caution Burning heat around the specimen s diameter The specimen adapts the heating block temperature which can be up to 1300 C Remove specimen only after complete cooling down of the heating block Prerequisites for exact results e The outer diameter of the test piece d matches the inner diameter of the bore hole Sect 3 4 1 Transition casings e The calibrating instrument is in vertical position e Unbended specimen e Insert the specimen in dry state directly into the bore of the heating block or in that one of the appropriate transition casing region of the homogeneous zone e The measuring element of the sensor is located in the region of the homogeneous zone of the calibrator heating block Note Before starting the measurement the specimen must have obtained the temperature of the heating block Give the specimen
23. f the sensor is located in the region of the homogeneous zone of the calibrator heating block obtained the temperature of the block region of the homogeneous zone Note D Es starting the measurement the specimen must have Give the specimen enough time for coming up to the block temperature level 3235004E DOC August 2009 21 Sika TP281300 Operating manual Operating the TP281300 Procedure 1 2 Turn rotary switch into position BlockTemp A temperature switch can open or close when reaching the test temperature e For testing a closer set toggle switch on position NO e For testing an opener set toggle switch on position NC Set test temperature of the heating block see pragraph Setting the test temperature Depress setpoint key Flashing SOLL is displayed Depress setpoint key again Flashing SOFF SOFF switch off is displayed Depress start key Flashing SON SON switch on is displayed Depress setpoint key Actual heating block temperature is displayed The specimen switches closes or opens when the resp test temperature is attained e The calibrating instrument indicates the switching of the specimen by the green LED and by an acoustic signal To finish temperature switch testing heating block the testing function as follows 1 3235004E DOC Depress setpoint key Flashing SoLL is displayed Again depress s
24. misUuse i ete dente ertet ba ibt tem educta eed Lebixeec Ma qum irse aua 13 4 3 3 Positioning and connecting the TP281300 saroien aeaiia eene 14 5 Operating the TP281300 2 2222u2 22022 15 5 1 Operating and setting up the TP281300 ccccceceeeesseeeeeeeeeeeeeeesseaeeeeeeeeeseesseaeeeseeeeneeeeeees 15 5 1 1 Before starting the TP281300 xarri EREET EE AEE eee 15 5 1 2 Establishing the Initial state enne 16 5 1 3 Starting the TP281300 5 e eterne re ele dece re Fe Rhen 16 5 1 4 Setting the testing temperature sssssseeeeeneeenemeenem mener nenne 17 5 1 5 Block and sensor temperature stability essem 19 5 2 Connecting specimens rirere etta e rente Rao SERERE E ERR RN RRIRRERIRREN PER RRRARRERURERE RR RRRAR ARA ragen 20 5 2 1 Testing temperature SWIECh 3 24 42 otto ecrit icc eet eei dicc ae E br ue hauen 21 5 2 2 Testing thermocouples and resistance thermometers ssssesee 23 5 3 Cooling down heating block uuersesnannnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nnne nenne nnn 24 6 Maintenance and G re 5 2 nee 25 6 1 tp M M 25 6 2 Maintenance EE 25 6 2 1 Fecalibration Ee e e eedem eere eere dee e E ee eL eae 25 6 2 2 Checking and exchanging the fuses sssssssssessseeneenene nennen enne nns 26 6 2 3 eo 28 T Trouble SR N O 2222222222222 22 Jena
25. operating hours August 2009 25 Sika TP281300 Operating manual Maintenance and care 6 2 2 Checking and exchanging the fuses 3235004E DOC A AA The TP281300 is equipped with two fuses which have to be checked and exchanged if necessary 1 Mains unit fuse Check the fuse at mains input when switching on the TP281300 and in case the fan does not start or nothing appears on display Procedure Danger Electric voltage injurious to health Before exchanging the fuses disconnect mains plug 1 Disconnect mains plug 2 Put instrument s topside down 3 Pull out mains cable 4 Using a screw driver turn out mains cable cap 5 Remove cap Now fuse T6 3 250V is visible 6 Check fuse Warning avoid the destruction of the TP281300 Only use fuses with the values of T6 3 250V 6 3A delay action 250VAC 7 n case of defect fuse can be exchanged for spare one in the cap 8 Exchange fuse and refix cap August 2009 26 Sika TP281300 Operating manual 2 Electronics fuse Check electronics fuse when switching on the TP281300 and nothing appears on display Procedure Danger A 1 Disconnect mains plug Maintenance and care Electric voltage injurious to health Before exchanging the fuses disconnect mains plug 2 Loosen all four screws on front plate t 4 a a SIKB electronic 1Z rr r 1 Zi LI LI LI P A ru Jg
26. ousing Caution The top side of the heating block is provided with a protective grid 18 and an overheat warning The display 5 indicates acc to the position of rotary switch 15 the temperature of the heating block or the specimen It is a 4 1 2 digit display with an accuracy of 0 5 K Set the desired heating block temperature by manipulating the setpoint key or the start key 9 It is possible to set the desired temperature with an accuracy of 0 5 K The adjust key 7 serves for controlling stable heating block temperature levelling The input clamps 14 connect the specimen s contacts with the instrument The ground clamp 13 connects the specimen s shields with the instruments The rotary switch 15 allows switching over between heating block temperature and the temperature of the respective specimen tested LED 1 and NO NC toggle switch are necessary for testing temperature switches The RS 232C interface 12 is used to connect the instrument to a computer 3235004E DOC August 2009 7 SIKA TP281300 Operating manual Description of the T281300 3 3 TP281300 standard units 3 3 1 Sensor inputs 3 3 2 Mains cable 3 3 3 Casing grab 3 3 4 PC connection 3235004E DOC The following test inputs are standard outfit B Pt30 Rh Pt16 Rh thermocouple Typ B DIN EN 60584 1 J Fe CuNi thermocouple Typ J DIN EN 60584 1 R Pt13 Rh Pt thermocouple Typ R DIN EN 60584 1 S Pt10 Rh Pt thermocouple Typ S
27. re is levelled out If the display remains dark the heating block temperature isn t still levelled out 3 Wait for some minutes then carry out the test a second time Depress adjust key again The temperature of the heating block is displayed 5 1 5 Block and sensor temperature stability 3235004E DOC Block temperature stability As long as the heating block temperature display is flashing the heating block isn t still levelled out on the set required value In case of constant heating block temperature display the temperature is on the set level The microprocessor checks up the following heating block stable temperature criteria 1 Actual heating block temperature does no longer vary constant temperature displayed 2 The difference between programmed actual and required temperature value is less than 0 5 K Sensor temperature stability Turn rotary switch into the symbol for the temperature sensor connected Flashing sensor temperature display means a still varying one With the final sensor temperature level being attained sensor temperature is constantly displayed August 2009 19 Sika TP281300 Operating manual Operating the TP281300 5 2 Connecting specimens Attention Connect specimens acc to their specification Connect the specimens shield to the ground clamp Different specimens can be calibrated e thermometers e temperature switches e thermostats e thermocouples e resistance thermometers
28. t function between 400 0 C and 1300 0 C Heating times Changing Heating up time temperature 400 C to 1300 C 400 C to 600 C 600 C to 800 C 800 C to 1000 C 1000 C to 1200 C It is necessary to factor in an additional 30 minutes of adjustment time Cooling times Changing Cooling times temperature 1300 C to 1000 C 1000 C to 800 C 800 C to 600 C 600 C to 400 C It is necessary to factor in an additional 30 minutes of adjustment time Heating block temperature balancing 400 1300 C with 0 5 K resolution Heating block control accuracy 2K Heating block control stability 0 5 K Heating block control Measuring element in heating block PID controller Pt10 RH Pt with automatic cold junction compensation for environmental temperatures between 0 C and 60 C 3235004E DOC August 2009 30 Sika TP281300 Operating manual Specification Actual value display 4 7 digit 7 segment LED of 14 mm heigt Exceeding range sensor break OFLO OFLO display Sensor break for control unit Heating voltage switched off ERR displayed Temperature safety system in case of exceeding limit 2 independently operating safety devices by approx 1315 C und 1330 C heating voltage switched off Power supply power consumption 230 V 50 60 Hz ca 1200 VA optionally 115 V 50 60 Hz ca 1200 VA Heating block bores TP281300 28 200 depth 200 mm diameter
29. t key frequently until the desired 1 10 value is displayed 8 Depress setpoint key 1 10 digit confirmed flashing unit place is displayed 9 Depress start key frequently until desired unit place is displayed 10 Depress setpoint key Unit place confirmed flashing ten s place is displayed 11 Depress start key frequently until desired ten s place is displayed 12 Depress setpoint key Ten s place confirmed flashing hundred s place is displayed 13 Depress start key frequently until desired hundred s place is displayed 14 Depress setpoint key Hundred s place confirmed flashing thousand s place is displayed 3235004E DOC August 2009 17 Sika TP281300 3235004E DOC Operating manual Operating the TP281300 15 Depress start key frequently until desired thousand s place is displayed 16 Depress setpoint key Thousand s place confirmed flashing SoFF is displayed 17 Depress setpoint key again The actual heating block temperature is displayed 18 The heating block is heated up to the set testing temperature Note During programming it is important that the desired set value is within the temperature range 400 0 and 1300 0 C Set values outside of this range will be interpreted as an error from the fitted micro processor and the error message Err is displayed After pressing the Start key a correct set value must be programmed Note If the instrument should be cooled down to ambient t
30. t13 Rh Pt Fe CuNi Pt30 Rh Pt16 Rh mathematical sign of the sensor temperature invalid sensor temperature 10 digit sensor temperature 10 digit sensor temperature 10 digit sensor temperature 10 digit sensor temperature 10 digit sensor temperature ETX end of text end of protocol The transmitting parameters are adjusted to 9600 baud 8 data bits 1 stop bit odd parity 3235004E DOC August 2009 9 SIKA TP281300 Receiving protocol Operating manual Description of the T281300 In the receiving mode the TP281300 can record data for the control of those functions being also adjustable by the setpoint and start keys This means that a superior control computer can set new required values and actuate temperature switch test release The receiving protocol has 9 bytes total All information is received in ASCII Explanation STX start of text start of protocol release temperature switch test block temperature switch test sign required value do not enter new required value 10 digit required value 10 digit required value 10 digit required value 10 digit required value 10 digit required value ETX end of text end of protocol The receiving parameters are adjusted to 9600 baud 8 data bits 1 stop bit odd parity Superior control computer transmitting the byte sequence Explanation STX Start of Text start of protocol transmit parameters 3235004E DOC ETX end of text end of
31. to take regular measurements with a calibrated thermometer If control measurements with a calibrated thermometer are not taken annually recalibration of the temperature block calibrator is strongly recommended German calibration services Accreditation body Email info dkd eus Website www dkd eu 3235004E DOC August 2009 34
32. ttached on its side and being brought to any position by depressing the lateral latching knobs For bearing the instrument bring the handle into vertical position until handle locks Attention For transport e g to recalibration use original packing to avoid any damage Store the TP281300 dust proof and at a dry place The ambient temperature between 10 C and 80 C during storage has to be warranted 4 3 Starting the instrument 4 3 1 Proper use 4 3 2 Expectable misuse A 3235004E DOC Use the TP281300 exclusively for testing temperature switches thermostats thermocouples thermometers and resistance thermometers within the given temperature range Ensure that the testing temperature is suitable for the specimen to prevent the specimen from being destroyed Caution Remove all easily flammable media from the surrounding of the instrument and prevent the instrument from contact with easily flammable and explosive materials August 2009 13 Sika TP281300 Operating manual Starting the instrument 4 3 3 Positioning and connecting the TP281300 3235004E DOC AN A A S Check ups before starting Attention When positioning the instrument ensure that the fan in the instrument s bottom can supply enough air Do not position the instrument on a soft and yielding ground Attention When installing the TP281300 take care to keep a distance of at least 1m from devices which react sensitively to electrom
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