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Operating Instructions

1. The display returns to the standard display With a new calibration the voltage or current source e g setpoint unit programmer must be connected up The range limits must be adjustable The unit may switch to fault if the input signal is not connected If this is the case it is itr necessary to connect the input signal first Then press the reset key 5 and calibrate in the same way as described above LOCAL Select recalibration with 1 ES YACD0051 21 06 02 46 E LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP LAUDA D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP The display shows Li SET Umin L2 YES 1 When the voltage or current corresponding to the lower range limit is applied to the input confirm this by input of 1 The display shows Li 0 wait L2 XXXXXXXXXXX The calibration takes approx 20 sec Then the display shows L1 SET Umax L2 YES 1 When the voltage or current corresponding to the upper range limit is applied to the input confirm this by input of 1 Be The display shows Li wait L2 XXXXXXXXXXX The calibration takes approx 60 sec Then the display returns to the standard display The calibration is finished e Switch on the external setpoint from an analogue input as described in Item 9 11 2 YACEO051 21 06 02 e 47 u LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 9 12 9 12 1
2. As an option the units can be converted to remote control then the entire electronics with control panel is removed from the unit and used for remote operation An adapter for the cable connections is required on the basic unit and the control panel is placed in an extra housing The conversion is to be carried out by a qualified electrician only All necessary components except the connection cables are supplied as part of the kit Please specify the length of the connection cables See accessories in the appendix YACEO051 21 06 02 e 15 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 4 1 4 2 Safety devices and warning notes Safety functions The built in overtemperature limiter can be set over the complete operating temperature range The bath temperature is measured by a separate Pt 100 resistance sensor TSi and processed by a separate analogue digital converter This measured value is compared with the measured value of the bath temperature probe Ti continuously If the measurements differ by more than 15 K the thermostat switches off as in the case of a low level or overtemperature fault The function of the microprocessor is monitored by an integrated watchdog circuit and an additional counter which operates similarly to a normal watchdog circuit but is also capable of switching off the unit in case of a strobe failure When the set over
3. Contact load approx 5 V 2 mA No voltage must be connected Use shielded connecting cables Connect the shielding to the plug case Cover the unused connectors with protective caps Baudrate RS 232 On the display at the PAR level L1 Ser Int RS 232 L2 Baud Rate 9600 bs it is possible to switch with between 9600 and 4800 With ENTER SHIFT OFF the indicated baud rate is entered Menu language On the display at the PAR level Li Lang Germ 0 L2 Engl 1 French 2 the menu language can be selected Enter the corresponding code numbers 0 1 or 2 with LOCAL ENTER SHIFT OFF YACEO051 21 06 02 31 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 9 4 7 9 4 8 Calibrating the analogue output channels The 90 values of the analogue voltage outputs channel 1 and 2 or the analogue current output of channel 1 can be calibrated separately for channel 1 voltage or current and channel 2 voltage The factory calibration on channels 1 and 2 for 0 10 V 100 400 C is performed at 9 V 350 C In special cases e g to correct scaling deviations of instruments connected to the output or if channel 1 is to be a current output the output can be calibrated by the user At the PAR level display select L1 Analogue outp Cal L2 Chan 121 Chan2 2 Input SHIFT OFF 1 E or 2 for channel 2 Depending on the selected configuration
4. tabli LSC PfarrstraBe 41 43 Tel 49 0 9343 503 0 And Stand config level Version 0 1 D 97922 Lauda K nigshofen Fax 49 0 9343 503 222 Datum date 30 10 1998 Internet http www lauda de E mail info lauda de UNBEDENK DOC
5. Analogue outputs Two analogue output channels are available at the socket Temp Signal 52 S see Item 9 10 They can be set to carry the temperature values Ti bath temperature T1 temperature at ext Pt 100 T1 T2 temperature at ext Pt 100 T2 TS setpoint Temperature signal channel 1 Channel 1 can be configured at socket 52 S on pin 2 as voltage output or on pin 5 as current output Press key in SHIFT mode The display shows L1 ANALOG INP OUTP L2 INP 0 OUTP 1 Select the processing of the outputs by pressing 1 Ba The display shows L1 Analog outputs L2 Chan 1 1 Chan 2 2 Select channel 1 by pressing 1 ES The display shows L1 Analog output L2 U 0 I 1_ Select the current output with 1 Ba The display shows L1 CURRENT OUTPUT L2 0 20 0 4 20 1 LOCAL Select the required current range 0 20 mA or 4 20 mA by pressing 0 or 1 YACD0051 21 06 02 gt 48 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP The current range selection is omitted if the voltage range 0 10 V has been selected in the previous menu The display shows the scalings available for selection L1 CONFIGURABLE 1 L2 analog output _ 1 By pressing the key SHIFT ON the pre set scalings are displayed consecutively The selection is made by the input of the appropriate code SHIFT OFF Configurable means that the temperature range required to correspond to the vo
6. If this function is activated the times for heating up or cooling down may be extended YACEO051 21 06 02 35 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP To enter the difference value Td proceed as described in Item 9 6 1 and switch the display to input and indication Example L2 Td 30 Change the value by entering numerical inputs with a resolution of 1 C LOCAL Enter the new value by pressing BS It is possible to select values within the temperature range from 5 C to 150 C If this range has not been respected the display shows L2 OUT OF RANGE and there is an acoustic signal This function can be switched off by entering La Td 000 C 9 7 External control 9 7 1 External measurement inputs and external controller The units have two Pt 100 temperature measurement inputs whose measurements can be indicated T1 T2 You can connect the external Pt 100 T1 T2 at the rear connectors 10 S in 4 wire circuit Use shielded connecting cables Connect the shielding to the plug case Cover the unused connectors with protective caps Pin connections sockets 10 S Pt 100 pin 1 current path 2 U voltage path g 3 U voltage path Pt 100 4 current path DIN IEC 751 Plug 4 pin Lemosa for Pt 100 connection Cat No EQS 022 One probe can be selected for the actual value for external control The unit then operates with casc
7. UD 20 V K for 3 manual measuring stands D 20 KP Cat No LTZ 031 and 3 automatic measuring stand DL 20 KP Cover plates made of plastic particularly for low temperatures UDL 15 K for 3 manual measuring stands DL15KP Cat No LTZ 041 UDL 15 V for 2 automatic measuring stands DL15KP Cat No LTZ 042 UDL 20 K for 5 manual measuring stands DL20KP Cat No LTZ 043 UDL 20 V for 4 automatic measuring stands DL20KP Cat No LTZ 044 Atherman illuminators AL special large area non dazzling illuminators free from thermal radiation AL 15 D 15 KP Cat No LTZ 001 DL 15 KP AL 20 D 20 KP Cat No LTZ 002 DL 20 KP AL 30 D 30 KP Cat No LTZ 003 Remote operation FBC Cat No LCZ 960 without cable set The electronic control unit is placed separately from the unit and linked to it by cable Cable set for FBC length 5 m Cat No UK 235 Cable set for FBC length as specified Cat No UK 238 Nipples for pump connections 13 mm dia 10 mm int dia Cat No HKO 026 11 mm dia 7 mm int dia Cat No HKO 025 YACEO051 21 06 02 63 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP LAUDA Pt 100 platinum resistance thermometers to DIN IEC 751 Class A for external control and other temperature measurement Pt 100 42 all glass version with NS 14 23 ground taper DIN 12242 Temp range 100 300 C 50 response time 0 8 sec Overall length approx 115 mm 4 w
8. 0 9343 503 222 Von From De Firma Company Entreprise StraBe Street Rue Ort City Ville Tel Fax Betreiber Responsible person Personne responsable Hiermit best tigen wir daB nachfolgend aufgef hrtes LAUDA Gerat Daten vom Typenschild We herewith confirm that the following LAUDA equipment see label Par la pr sente nous confirmons que l appareil LAUDA voir plaque signal tique Typ Type Type mit folgendem Medium betrieben wurde was used with the below mentioned media a t utilis avec le liquide suivant Dar ber hinaus best tigen wir da das oben aufgef hrte Ger t sorgf ltig gereinigt wurde die Anschl sse verschlossen sind und sich weder giftige aggressive radioaktive noch andere gef hrliche Medien in dem Ger t befinden Additionally we confirm that the above mentioned equipment has been cleaned that all connectors are closed and that there are no poisonous aggressive radioactive or other dangerous media inside the equipment D autre part nous confirmons que l appareil mentionn ci dessus a t nettoy correctement que les tubulures sont ferm es et qu il n y a aucun produit toxique agressif radioactif ou autre produit nocif ou dangeureux dans la cuve Stempel Datum Betreiber Seal Cachet Date Date Responsible person Personne responsable Formblatt Form Formulaire Unbedenk doc LAUDA DR R WOBSER GmbH amp Co KG Erstellt published
9. 1x YACD0051 21 06 02 gt 42 u 9 9 3 9 9 4 9 9 5 9 10 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP Programme test After the input of the programme it is advisable to check that the programme buffer contains the correct data This is done with the key a in the SHIFT mode Pressing the key repeatedly produces the same sequence as during the input of the programme Changing the programme data Select the data line to be changed as in programme test SHIFT OFF This resets the data of the indicated segment Then the data can be input as usual Enter the new data E with ENTER each Programme start interruption and abort It is useful to bring the operating temperature of the thermostat to the programme start temperature Tstart before starting the programme or to automatize it by the tolerance range function Start the programme sequence with ES in the SHIFT mode The programme sequence can then be followed by the indication of the setpoint Ts L1 shows on the right the segment number and L2 shows as a setpoint source a P for programme on the right The keys 1 to 9 are blocked while the programme is running The sequence of the programme can be stopped with SHIFT _ and then be re started PROGR ON OFF with SHIFT J During the interruption of the programme the display shows a W wait ESC ON OFF on the right in L2 The
10. 4 4 5 Ambient temperature range Temperature setting membrane keypad with 16 keys setpoint input with 0 01 C resolution Resolution Bath temperature built in digital thermometer with 0 01 C resolution accuracy and stability of measurement measurement electronics without probe better than 0 05 0 05 K Temperature probe Pt 100 to DIN IEC 751 Class B can be calibrated additively at each measurement point Display backlit LCD matrix display 2 lines with 16 signs each 10 mm character height External temperature 2 separate temperature measurement circuits for external Pt 100 to DIN IEC 751 in 4 wire measurement circuit accuracy and stability of measurement better than 0 05 0 05 K can be calibrated at each measurement point One probe produces the measurement for external control Temperature control modified PID controller with automatic structure selection Control parameters through auto adaptation or manual input with external control a cascade controller operates on the measurement of one of the two external circuits T1 or T2 Temperature variation 0 01 at 70 C in the bath Heater power Effective surface area of cooling coil Safety system Overtemperature protection with selctable switch off oint low level protection to EN 61010 FL DIN 12879 Class 2 Pump output against zero head Pressure Suction L min 20 16 20 16 20 16 24 18 24 24 18 max pump pressure KSE 0 32 0 25 0 3
11. 4 mm dia Pt 100 probe YACD0051 21 06 02 22 7 2 1 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP Fitting the level controller level controller Cat No LPZ 901 Mount the level controller onto the external bath using the screw clamp The mounting is suitable for both round and rectangular baths Height adjustment after loosening the screw Ensure a good circulation and the freedom of movement of the float Make the hose connections to the thermostat connect the pressure nipple to the pressure side and the suction nipple to the suction side see diagram Clamp fitting for Pt 100 probe 4 mm dia The clamp is not required on these units It is advisable to set up the external bath at the same level If the difference in level between the open external bath and the thermostat bath is greater than 0 5 m there is the possibility in certain applications that the control range of the level controller is not sufficient At a higher lower external bath level the suction pressure hose should then be clamped off with a tubing clamp to such an extent that a constant level in the bath is obtained at which the float is within its control range Note If the thermostat and the external bath are not at the same level it is essential to provide the venting of the connecting hoses when the pump is switched off in order to prevent over
12. 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 9 9 Operation with programmer Temperature programmes with up to 99 segments can be stored and processed A segment consists of a target temperature which is to be reached at the end of the segment and the time duration of the segment The time 00 00 for temperature differences is possible In connection with the tolerance range monitoring the programme continues not until the target temperature is reached It is useful to prepare a time temperature diagram before programming and to check whether the energy balance enables the programme speed Set the overtemperature switch off point To to a value slightly above the highest bath temperature to be expected see Item 9 3 4 9 9 1 Programme input PROGR INPUT Press the key X J in SHIFT mode The display shows L1 PROG INP L2 Tstartt C Enter here the starting temperature of the programme SHIFT OFF automatically e g LOCAL for 60 00 C input 0 6 0 0 0 ENTER The display shows L1 PROG INP SEG 01 L2 T h Now enter the target temperature and the time for the first segment e g for 140 00 C in LOCAL LOCAL LOCAL the time 2 h 00 min 1 4 0 0 0 then 0 2 then 0 0 The display shows L1 PROG INP SEG 02 L2 que C h Now enter the target temperature and the time for the second segment e g for a phase at a constant temperature 140 00 C and 1 h 30 min YACD0051 21 06 02 z 40 LAUDA
13. Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP After the last programme segment press the key once more The display shows L1 PROG INP L2 NO OF CYCLES Input 1 99 is possible With more than one cycle it is convenient to have the final temperature and the starting temperature Tstart at the same level Afterwards a tolerance range can be input for monitoring the programme The display shows L1 PROG INP L2 TOL RANGE Now you can input a tolerance range value from 0 1 to 9 9 C l e if the control variable bath temperature or external temperature T1 or T2 deviates from the set temperature of the segment by more than the tolerance range value while the programme is running the proramme sequence will be stopped until the control variable is within the tolerance range again At the same time a T appears on the right in L2 The input of 0 0 switches off the tolerance range function YACE0051 21 06 02 41 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 9 9 2 Example of a programme Segment 50 Segment No Input Press Tstart 03000 1x 1 C 7000 1x h 02 1x min 00 1x 2 C 7000 1x h 01 1x min 30 1x 3 C 9000 1x h 02 1x min 00 1x 4 C 8000 1x h 02 1x min 00 1x 5 C 1000 1x h 02 1x min 30 2x Cycles 1 99 1x Tolerance range C 0 0 0 1 9 9
14. General principles tr e Rr Ree ette bete v euet iva Dose ete taedet ea deo tei an 53 9 14 37 Output commands civil rd Ptr tute tiv Pata rete ede ripe e Peu 53 9 14 4 Requesting data from the thermostat ennemis 55 9 14 5 Error messages on the computer nnne 57 9 15 Timing clock f nctlori 2 1c occorre oc ceci een anna 57 9 15 1 Setting and indication of date and me 57 9 15 2 Timing clock TUM CUON sono estet eet ie ie tes eren ee re np sent 58 9 15 3 Activating the timing clock FUNCTION nene EEE nnns 58 107 P gi tec 60 10 1 Safety notes in case of repairs U U U U u rr 60 10 2 Repair and re initilisation l U u u uuu uu uu uuu uuu u u u 60 A HIT 61 104 PATOS lee Ed Jen ridad 61 P ACCESSORIES conato andate lets lin 62 YACEO051 21 06 02 E 5 z LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 1 1 Brief operating intructions Even if you find these brief instructions initially sufficient please read the following sections especially Section 4 Safety devices and warning notes For safe operation of the equipment it is essential that the information in these Operating Instructions is observed Check the thermostat and the accessories during unpacking for any transport damage and if necessary in
15. KP DL 20 KP 8 1 Mains water COONING i u Uu ensaian aiaa academica 24 8 2 Through flow chillers DLK 10 DLK 25 and DLK 45 24 9 STARTING UP un iaa 25 GE Of Alt WEE 25 9 2 Connection to SUPPIY nuuurueannnnnnansnnnnnenannnnnnnnennnnnnnannnnnnnnnnnnnnnnannnnnannnnnnnnnnannennannnnnnnnnnnnnnannnnnannnnn nenn 25 9 3 Basic PUNCH ee a ad 25 9 3 1 Supply SwitCh ONn siii a 25 9 3 2 Standard display ici t eb Aa ae tt reddes 26 9 3 3 Basic action on inputs and OUTPUTS nennen nennen nennen nnns nnns 26 9 3 4 Overtemperature switch off point 27 9 3 5 Low temperature switch off point nennen nennen ener nnns 28 GE sSeltpolnt Input E 28 94 Parameter level PAR E 29 9 4 1 alte Ee Ee te EE 29 94 2 Output limitation EE 29 9 4 3 Display resolution LA EE 30 9 4 4 Contact input Fault 14 N ccc cence eee eeeeee cee eeceaeeeeaaeeeeeeeseaeeeceaeeesaaeseeeeseaeeeseaesseaeesneeeeeeeesaas 30 9 4 5 Bavidrate EE 31 9 4 6 Me mulanQuage EE 31 947 Calibrating the analogue output channels u 32 9 4 8 Operation with through flow chiller DLK 45 with proportional cooling un 32 9 5 Calibration of the temperature measurement circuits J J 33 9 6 Control parameters sienien di 34 9 6 1 Indication and input of the control ParaMeterS AA 34 9 6 2 Recommendations for the contr
16. L2 Stop access and press the button Local Set low temperature switch off point Tu at a lower value Actual value is lt Tu resp setpoint adjusted too close to low temperature switch off point Tu bath temperature Ti falls below Tu Tried to enter values being out of admissible ranges Ts To Tu being out of operating temp Choose the right values taking into consideration their limitations check bath liquid or configuration after having switched on the unit Programme input out of Enter admissible values operating temperature range of the unit Value for Xp Tn Tv above Enter admissible values 199 9 Input values are outside of temperature limits of the type of unit or initialization does not fit to the type of unit Reinitialize type of unit see operating instructions Maintenance may also return Default values Surrounding temperature of the part of the thermostat may be too high see operating instructions 5 2 8 Level too low Fill in bath liquid see operating instructions 5 2 3 Level in the vessel is close to Either reduce the amount of overflow thermal liquid or install an other heater switches off vessel Attention HOT Admissible working temperature Bath liquid is accepted no other range of bath liquid exceeds steps necessary unit limitations operating temperature range of valid the unit Motor chamber temperature gt 55 C Switch setpoint selection to I Internal C
17. The units must only be used according to the descriptions indicated in these Operating Instructions This includes operation by properly qualified and instructed personnel The units are not designed for operation under medical conditions according to EN 60601 1 or IEC 601 1 YACEO051 21 06 02 E 17 u LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 4 4 4 4 1 4 4 2 4 4 3 4 4 4 4 4 5 Warning notes Temperatures Parts of the bath cover may reach temperatures above 70 C when working at higher temperatures The outflow and return pipes of the pumps reach the operating temperature Touching them is dangerous because of very high or low temperatures Mains connection Connect the unit only to mains sockets with protective earth contact PE which must not have a fuse higher than T 16 A Mains cable We have ensured that the mains cable and other plug connections do not touch any hot parts Please check that there is no contact between the connecting tubings filled with hot liquid or other hot parts and the mains cable Fume extraction Depending on the bath liquid used and the operating method there is a possibility that toxic vapours may be produced In that case it is necessary to provide an appropriate fume extraction Pull out the mains plug before cleaning the bath with solvents Provide appropriate fume extraction Before starting up th
18. built in digital thermometer with 0 01 C resolution accuracy and stability of measurement electronics without probe better than 0 05 0 05 K Temperature probe Pt 100 to DIN IEC 751 Class B can be calibrated additively at each measurement point Display KS back lit LCD matrix display 2 lines with 16 signs each 10 mm character height External temperature 2 separate temperature measurement circuits for external Pt 100 to DIN IEC 751 in 4 wire measurement circuit accuracy and stability of measurement better than 0 05 0 05 K can be calibrated at each measurement point One probe produces the measurement for external control Temperature control modified PID controller with automatic structure selection Control parameters through auto adaptation or manual input with external control a cascade controller operates on the measurement of one of the two external circuits T1 or T2 C 0 01 Temperature variation at 70 C in the bath Heater power kW Effective surface area of cm cooling coil Safety system Overtemperature protection with selctable switch off oint low level protection to EN 61010 FL DIN 12879 Class 2 Pump output against zero head Pressure Suction L min 18 18 15 18 18 max pump pressure GE 0 4 0 4 0 3 0 4 0 4 M 16x1 Oliven 139 poeme DI em Tes pe 83 pa Band mm o vm m m UsBeWwddeph mm ams dms ms E eege tw re fio us fs 7 Weight Supply 2
19. in the bath control according to the bath temperature SEG XXX XX XX XX using this programme segment command a segment can be YACD0051 21 06 02 written into the programmer buffer It indicates the target temperature and the segment time hours 2 digits max and minutes 59 max The segment start is formed by the current setpoint i e before the transfer of a programme segment it is useful to transfer a setpoint as a segment start suitable for the subsequent segment using OUT XXX XX blank no character 54 LAUDA Compact Thermostats C 6 CP C 12 CP 20 CP K 6 KP K 12 KP K 20 KP LAUDA D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP SEG XX XXX XX XX OUT_TBX X OUT_CYXX START STOP Single segment with segment number used when whole temperature programmes are to be loaded from the computer to the thermostat Thus in contrast to the command SEG_ several segments may be transmitted The programme starts with the latest setpoint therefore please check before START whether the setpoint suitable for the first segment is available in the unit the tolerance range value is Y2of the value of the total range i e 0 5 is 0 5 K range 0 1 9 9 K 0 0 switches off the tolerance range function number of the programme cycles range 1 99 0 switches off the function i e the programme is repeated until it is stopped manually starts the segment contained in the programme buffer stops the programme segmen
20. nnne nnn inse u uu u J 15 3 7 Controlled cooling I I do 15 3 8 Remote operation FBC option u u u u u u 15 4 SAFETY DEVICES AND WARNING NOTES ccce U J J 16 4 1 Safety TUNCUONS EE 16 42 Why can a thermostat be dangerous U rr 16 43 Important NOS l t ii eege 17 44 Warming RA An nen 18 4 4 1 Temperatures caede Te A A eee 18 4 4 2 MEE ele HEN 18 4 4 3 EIER 18 4 4 4 lu EE 18 4 4 5 Cooling water steam production ener enne snnt enne e nnns 18 5 BATH LIQUIDS AND HOSE CONNECTIONS ccce ecce EEN 19 5 1 Bath MQUIGS voce uuu ee A O Aa 19 5 2 A AAA nn EENS 20 6 UNPACKING ASSEMBLY AND SETTING UP U J J J 21 61 1 Unpaid 21 62 Setting up operation as bath thermostat u u u u u u u 21 7 CONNECTION OF EXTERNAL SYSTENS IU ecce ecce ccce e eee eene nnne nennen nennen 22 7 1 Closed external circuits eeeeeeeeiieeieeeeeeee esses rr 22 7 2 OPEN systems baths eie decidi ida idera ha ashi ususi a sas 22 7 2 1 Fitting the level controller ciet tee pete t eier a 23 8 COOLING THE THERMOSTATS IIII aa 24 YACE0051 21 06 02 3 E LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15
21. of the analogue outputs see Item 9 12 the socket 52 S analogue signals see Item 9 10 at pin 2 carries a voltage signal of approx 95 or 9 5 V or pin 5 the corresponding current signal of approx 19 mA in case of current configuration for channel 1 Using a precision multimeter or e g a temperature recorder set the output signal to 9 V or i 18 mA or the corresponding temperature by the repeated operation of the key SHIFT ON ESC Pressing leaves the menu and the most recent value setting is entered ESC If the value was selected too low leave the PAR level with and make a new selection The calibration of channel 2 is similar Connect the measuring instrument to pin 1 voltage signal only Operation with through flow chiller DLK 45 with proportional cooling At the PAR level display select L1 DLK normal 0 La DLK auto 1 Select DLK normal by pressing 0 in order to have the function as already known of the two outputs 19 H and 34 H Select DLK auto by pressing 1 in order to operate a through flow chiller DLK 45 with automatic compressor control and proportional cooling see also operating instructions of the through flow chillers YACD0051 21 06 02 32 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 9 5 Calibration of the temperature measurement circuits With the calibration function the indications of the three tempera
22. that the external volume drains down and the thermostat bath overflows if the pump is stopped and air enters the thermostated system Always ensure the maximum possible flow area in the external system nipples tubing system This results in a larger flow and therefore improved thermostatic control Note Always protect the tubing with hose clips against slipping off or use stainless steel hoses V2A with screwed connections 7 2 Open systems baths The units except K 12 KP are equipped with a pressure suction pump This can be used for the circulation of closed external circuits at higher pump outputs and in particular also of open external baths There are two possibilities for maintaining the level in external baths 1 The suction tubing is mounted in the external bath so that its end is at the required liquid level The flow of the pressure stage is restricted with a tubing clamp on the hose from the pressure connection to the external bath so that flow of the pressure stage is restricted slightly below that of the suction stage This can be noticed when air enters the suction tubing This operating method is not recommended in particular at temperatures below 0 C or when using oil at elevated temperatures 2 The preferred solution is the use of the LAUDA level controller Cat No LPZ 901 which provides the functions of the adjustable level control with float srew on connection for external bath and clamp fitting for
23. 2 0 25 0 32 0 25 0 5 0 34 0 5 0 5 0 34 M16x1 nipples 13 Y E qer ce rer C gt EETUET TT ten fos f _ je mw je Im Weight Supply 230 50 230 60 protection class 1 to VDE 0106 Loading max without accessories Current take up max with accessories Nominal current of fuses on T16A customer s side Units are conform to EU Guideline 89 336 EWG EMC and 73 23 EWG low voltage and carry the CE mark 230 V 50 Hz T C Yi AE A AS AAA AE AAA 230V 50Hz LCB 156 LCB 158 LCB 160 LCB 164 LCB 166 LCB 168 230V 60Hz LCB 256 LCB 258 LCB 260 LCB 264 LCB 266 LCB 268 Units of different power supplies have different heating capacities as well as different values for power consumption see type label Technical changes reserved item 4 3 YACD0051 21 06 02 E 8 zi LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP LAUDA D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP Type Di5KP D20KkP D30KP DL15KP_ DL20KkP 0 230 Working temperature range 45 230 40 230 40 230 45 100 45 100 with water cooling 20 300 20 300 20 300 20 100 20 100 water 15 C gt item 4 4 5 gt item 4 4 5 gt item 4 4 5 gt item 4 4 5 gt item 4 4 5 Ambient temperature range 5 40 5 40 5 40 5 40 5 40 Temperature setting membrane keypad with 16 keys setpoint input with 0 01 C resolution Resolution Bath temperature measurement
24. 30 50 230 60 protection class 1 to VDE 0106 Loading max without accessories Current take up max with accessories Nominal current of fuses max on customer s side Units are conform to EU Guideline 89 336 EWG EMC and 73 23 EWG low voltage and carry the CE mark 230 V 50 Hz 230V 50Hz LCD 121 LCD 122 LCD 123 LCD 1272 LCD 1273 230V 60Hz LCD 221 LCD 222 LCD 223 LCD 2272 LCD 2273 Units of different power supplies have different heating capacities as well as different values for power consumption see type label Technical changes reserved gt item 4 3 YACEO051 21 06 02 2 9 zi LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP C12CP C20CP C CP LR DR C6CP C12 CP LAA See ee EB K12KP mess K6KP K20KP 10 YACD0051 21 06 02 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP D15KP DL15KP D20KP DL20KP DioKP LER Deckplatte f r Kapillarviskosimeter Deckplatte f r VI
25. 50 LZM 048 MC 200 S M 16x1 10 34 60 350 200 LZM 049 Further details on thermostatic liquids and hoses can be found in our special publication YACD0051 21 06 02 20 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 6 Unpacking assembly and setting up 6 1 Unpacking Goods are packed carefully largely preventing transport damage If unexpectedly some damage is visible on the equipment please inform the carrier or the postal authority so that it can be inspected Standard accessories 1 Bath cover for C 6 CP K6 KP K 12 KP Cat No HDQ 069 1 Bath cover for C 12 CP K 20 KP Cat No HDQ 067 2 Bath cover forC 20 CP Cat No HDQ 067 HDQ 068 4 Nipples 13mm dia Cat No HKO 026 4 Screw caps Cat No HKM 032 2 Closing plugs Cat No HKN 065 Operating Instructions 6 2 Setting up operation as bath thermostat Set up the unit conveniently so that the control panel is towards the front and ensure that the air circulation for the refrigeration system through the grille in the lower part of the unit and the ventilating openings at the back of the unit is not restricted A minimum spacing of 20 cm between grille and wall is recommended Close the drain cock at the back or at the side of the bath When operating as bath thermostat no external system connected up it is advisible to ensure the internal circulation by removing th
26. 6 keys and the operator guidance in the LCD display field All inputs are stored even when the thermostat is switched off or if the supply fails The digitizing of the Pt 100 resistance signal is performed in the microprocessor by continuous comparison with precision resistors The secondary control using a modified PID control algorithm is purely digital The tubular heater for the heating of the bath is then operated electronically using a triac with burst firing action The tubular heaters have a surface loading of approx 6W cm 3 6 Mains supply output 34 H The 230V supply voltage is available at the socket 34 H at the back in normal operation and with the unit switched on The maximum current which can be drawn there is 4A on C P units and 2A on K P units In case of a fault this supply is switched off This output can be used e g to connect a through flow chiller or a non return fitting Cat No UD 125 Suitable mating plug Cat No EQS 045 3 7 Controlled cooling The units are equipped for controlled cooling to operate a solenoid valve which controls the cooling water flow This provides fully automatic cooling 20 100 C It ensures faster heating up compared to continuous cooling greatly reduced water consumption and improved temperature control during heat dissipation since the heater does not operate against the cooling action Solenoid valve for cooling water control Cat No UD 085 3 8 Remote operation FBC option
27. 8 0 0 aa The switch off point of the overtemperature limiter is now 2 K below the bath temperature Ti The display shows the message L1 TEMPERATURE L2 TOO HIGH with a beep Heating and pump are switched off on all poles Ste To restart the unit press the reset key DU J The display shows the standard display lose u Now press V and set To to a value above the bath temperature e g 70 C LOCAL itr Input 0 7 0 0 E Then press the key L 9 once more The unit returns to normal operation Note The overtemperature switch off point has to be set at least 25 K below the fire point of the bath liquid used according to EN 61010 In case of any malfunction in Items 9 13 1 and 9 13 2 the unit has to be taken out of use immediately and checked by an engineer otherwise its safety is no longer ensured YACEO051 21 06 02 a 51 E LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 9 13 3 9 14 9 14 1 Connection potential free contact Combined fault 12 N Alarm off 3 pin flange connector conforms to NAMUR recommendation NE 28 1 n o make 2 common 3 n c break 1 2 are linked when unit operation is OK Use shielded connecting cables Connect the shielding to the plug case Cover the unused connectors with protective caps Coupling socket 3 pin Cat No EQD 047 Serial interface RS 232 C pin sub D socket 53 S Data of the RS 232
28. 9 3 5 9 3 6 It is obviously essential to select a value above the current bath temperature Ti and the current setpoint TS otherwise the equipment is switched off by the safety circuit with L1 TEMPERATURE L2 TOO HIGH or the message L2 Ts gt gt To and the value is not accepted With activated outflow temperature limit Tio To must always be 5 C higher than Tio Otherwise announcement Tio gt gt To 5 C If the unit was switched off in the fault status an audible signal reports the stored fault when switching on itr itr Press the reset key LOJ Depending on the previous sequence press LO again If necessary check whether the overtemperature switch off point To is above the current bath temperature and whether the bath is filled sufficiently Low temperature switch off point lose u Press the key ERS SHIFT OFF to indicate the current low temperature switch off point lose u TU If To is indicated press CO again to bring TU on the display L2 Tu _ 10 00 C TU low temperature switch off point TU can be set up to 10 K below the working temperature range of the unit If the bath temperature falls below TU TU appears on the display in L2 so that a new value can be input if necessary TU operates as a setpoint limitation and as a signal Setpoint input Boise L2 Press the key i SHIFT LED OFF L2 shows L2 Te 20 00 C Ti The setpoint Ts can be input within the unit temperature range but not highe
29. B 113 LZB 213 LZB 313 Therm XLT ms 330 SCB E 200 synthetic 28 at 30 C gt 240 LZB ud LZB 28297 LZB uma thermal oil Ultra 300 80 300 ES 35 at 80 C LZB 108 LZB 208 LzB 308 Therm 180 RDS 20 0 180 u sn 25 at 20 C 2088 izBii4 LZB 214 LZB 314 Therm 230 RDS 50 60 230 Silicone oil 28 at 60 C gt 962 LZB 117 LZB 217 LZB 317 gt O At higher temperatures gt Evaporation losses gt Use bath covers Section 10 Accessories Distilled water or fully deionised water must only be used with the addition of 0 1g sodium carbonate Na2CO3 l water otherwise gt danger of corrosion Water content falls after prolonged operation at higher temperatures gt mixture becomes flammable flash point 128 C gt Check the mixture ratio with a densitometer Do not use in conjunction with EPDM tubing When selecting bath liquids it should be noted that performance must be expected to worsen at the lower limit of the operating temperature range due to increasing viscosity The full operating range should only be utilised if really necessary The operating ranges of the bath liquids and tubing represent general data which may be limited by the operating temperature range of the unit Silicone oil causes pronounced swelling of Silicone rubber gt never use Silicone oil with Silicone tubing DIN Safety data sheets are available on request YACEO051 21 06 02 19 u LAUDA Compact Th
30. C interface Cables used computer end Computer Thermostat 25 pin 9 pin 9 pin 3 RxD 2 2 T x D Transmitted Data 2 TxD 3 3 R x D Received Data 7 SG 5 5 Signal Ground 6 DSR 6 6 DTR Data Terminal Ready 4 RTS 7 7 CTS Clear to send 5 CTS 8 8 RTS Request to send Use shielded connecting cables Connect the shielding to the plug case Cover the unused connectors with protective caps Using this interface it is possible to transfer the following data from or to a computer with a Suitable interface 1 Transfer of the setpoint from the computer to the thermostat 2 Read out of the bath temperature Ti the external temperature T1 the external temperature T2 and the setpoint on the unit 3 Transfer of low temperature and overtemperature switch off point 4 Read out of the set overtemperature and low temperature switch off point 5 Read out of the fault signal 6 Transfer of the ramp segments and their processing ya Status signal YACD0051 21 06 02 52 9 14 2 9 14 3 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 8 Read out of the control parameter and transfer 9 External controller status and start General principles The interface operates with two stop bits no parity bit and with 8 data bits The transfer rate can be set to 4800 baud or 9600 baud see Item 9 4 6 Values from the computer can be transferred directly to the thermost
31. RF 18 2 for 20 tubes 14 18 dia 110 mm immersion Cat No UG 075 Bath K 6 1 rack RG 18 1 for20 tubes 14 18 dia 80 mm immersion Cat No UG 076 RK 18 2 for20 tubes 14 18 dia 110 mm immersion Cat No UG 077 Details of other racks on request Rising platform for retrofitting Cat No LCZ 012 size 250x160 mm with continuous height adjustment suitable for Bath C 12 1 platform Bath C 20 2 platforms Bath K 20 1 platform Gable cover stainless steel for C 20 Cat No LCZ 011 Level controller Cat No LPZ 901 for thermostating an open external bath using pressure suction pump Non return fitting Cat No UD 125 for automatic venting of the connecting hoses when thermostating an open external bath YACD0051 21 06 02 62 u LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP Cover plates for clear view thermostats UD 15 K for 3 manual measuring stands D 15 KP Cat No LTZ 017 DL 15 KP UD 20 K for 5 manual measuring stands D 20 KP Cat No LTZ 019 DL 20 KP UD 30 K for 9 manual measuring stands D 30 KP Cat No LTZ 021 UD 15 V for 2 automatic measuring stands D 15 KP Cat No LTZ 018 DL 15 KP UD 20 V for 4 automatic measuring stands D 20 KP Cat No LTZ 020 DL 20 KP UD 30 V for 6 automatic measuring stands D 30 KP Cat No LTZ 022 UD 15 V K for 2 manual measuring stands D 15 KP Cat No LTZ 030 and 1 automatic measuring stand DL 15 KP
32. SCOTIMER Messstative Cover plate for capillary viscosimeter Cover plate for VISCOTIMER measuring stands Plaque support pour viscosimetres capillaires Plaque support pour statifs de mesure du VISCOTIMER YACEO051 21 06 02 11 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP Parameterebene Programmgeber Parameter menue Programmer Menu des param tres Programmateur 94 99 Ge o T 3 0 0 0 0 C Ubertemperatur Ts 300 00 C Overtemperature Extern Regelung Surt mperature Extern control 93 4 R gulation externe 97 Displayumschaltung Display selection S lection d affichage 932 Regelparameter Control parameters Param tres de r glage Sr Valeur de consigne 936 Analoge Ein Ausg nge Analogue inputs outputs Ent sort L ntrees sorties analogique Temperaturkalibrierung ZER Temperature Calibration Calibrage t mperature Schaltuhr Wei Timer Horloge Entsperren 915 Reset Rearmement 93 4 9 13 Neutral Kontakt Sammelst rung Kontakteingang St rung Neutral contact Overall fault Input contact Fault Contact neutre Perturbation g n ral Entree Perturbation Analoge Ein Ausg nge Analogue inputs outputs Entr es sorties analogique Pt 100 T2 99990 COS Pt 100 T1 Anschlu f Magnetventil Connection socket for solenoid valve Douille de branchement pour l lectro vanne RS 232 C N
33. UL 384 1 Anzeige Tastatur Indication Keyboard Affichage Clavier A4 Leiterplatte Printed circuit board Circuit imprim UL 385 1 UL 385 1 Analog Ausgang Analog Exit Analogue Sortie A5 Leiterplatte Printed circuit board Circuit imprim EAO 091 EAO 091 Anzeige Display Indication Display Affichage Display B 1 Pt 100 F hler Pt 100 Probe Safety Pt 100 Sonde Circuit ETP 046 ETP 048 Sicherheitskreis circuit securit US 060 US 061 B2 Pt 100 F hler Regelung Pt 100 Probe Controller Pt 100 Sonde R glage ETP 046 ETP 048 US 060 US 061 B3 Niveausensor Level sensor Niveau sensor EKS 034 EKS 034 C 1 Motorkondensator Motor condenser Condensateur moteur ECA 007 ECA 007 E 1 Heizk rper Heater Corps de chauffe EH 150 EH 154 Fi bertemperaturschutz Overtemperature Protection de surpression Umwalzpumpe protection Circulating Pompe de circulation pump M 1 Pumpenmotor Pump motor Moteur de pompe EM 094 EM 096 S 1 Netzschalter Mains switch Interrupteur secteur EST 032 EST 032 X1 Netzanschluss Mains connection Mains Branchement secteur EKN 008 EKN 008 Netzkabel cable Cable de secteur X8 Anschlussbuchse K hlen Connection socket Douille de jonction EQK 004 EQK 004 Cooling r froidissement X9 Anschlussbuchse Connection socket Douille de jonction EQD 037 EQD 037 R cklaufsicherung Reflow security valve Protection de EQZ 006 EQZ 006 refoulement X 22 Steckleiste 10pol Pl
34. ade control to this actual value i e the unit controls the temperature at the external measurement point to the selected setpoint by suitably altering the bath temperature Thus the influence of disturbances changes of load or through flow etc can be reduced considerably or eliminated totally YACD0051 21 06 02 E 36 9 7 2 9 7 3 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP Start of external control Connect platinum resistance thermometers to both of the Pt 100 inputs 10 S T1 and T2 It is sensible but not essential to use T1 if only one input is in use b The external control with the measuring point T1 is switched on with the key LU in the SHIFT mode pressing the key again switches to T2 as control variable b Pressing the key amp once more SHIFT ON switches back to the bath control internal Ti In L2 the position before the final one shows the parameter used as control variable L2 Ts 120 35 Ti T1 T2 This setting remains stored in case of a fault or after the power is switched off If T1 is selected but no probe has been connected the message L1 Ext Pt 100 not L2 connected appears The unit then switches the control variable to T2 automatically If T2 is also not connected the thermostat switches to Ti When changing the setpoint for more than 10 C it may be possible to achieve an improved control result by resta
35. at i e transmitted e g OUT SEG and START commands or data can be transmitted from the thermostat to the computer on request with an IN command An OUT SEG or START command if transmitted correctly is always acknowledged by the thermostat with the message OK followed by LF and CR This message like any other response has to be requested by the computer Any output instruction OUT SEG START STOP switches the thermostat to remote operation This can be recognized by an R setpoint source RS 232 on the right in L2 lose u G L2 Then all the keys are locked except for the functions SHIFT t1 W and SHIFT EX If there is no output instruction from the connected computer the keyboard can be activated O LOCAL until the next output instruction by pressing the keys The data requests by the thermostat IN commands only lock the programme keys SHIFT E and SHIFT Ni All the other key functions are in operation In the following text the Se m will be taken to mean blank no character RS 232 interface and controller are operated by a single processor for optimum control it is therefore advisable to have pauses of at least 100 msec between the interface commands Output commands OUT XXX XX Setpoint transfer with up to 3 places before the decimal point and up to 3 places behind This includes the negative sign Transfer can take various forms e g for 5 00 C 005 00 05 05 0 005 5 00 A BASIC programme
36. can also reach the mark for water When working with thermal oils slightly less liquid should be filled in because of its expansion The level must obviously not fall below the minimum otherwise the low level protection switches off the unit see Safety circuit The same applies to filling an external system by the pump during start up Connection to supply Connect the unit only to an earthed socket PE Compare the details on the label with the mains voltage see Item 4 4 2 Model according to EMC directive EN 61326 1 industrial areas only When working without external system ensure that the pump connections are linked together metal hose link Cat No LZM 044 or closing plugs are being used Basic functions Supply switch on Switch on the mains switch The green indicating lamp lights up The display shows consecutively Fa LAUDA P Thermostat Type C 6 CP depending on type V2 XX Date and software version Li Ti 2 20 00 C K other values depending on L2 Ts 10 00 C Ti I bath temperature and setpoint Notice only valid for EU countries YACEO051 21 06 02 z 25 gt LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 9 3 2 9 3 3 Standard display Top line L1 Ti bath temperature i internal C output in cooling range H output in heating range cooling indication proportional to cooling actuation control heati
37. channel does not exist Timing clock function The unit is equipped with a clock indicating day month year weekday hours and minutes and provides these for the timing function The clock is backed for approx 10 years by a built in battery so that the clock continues to operate even when the unit is not connected to the electrical supply Setting and indication of date and time This function is only required when changing from summer to winter time and vice versa or when the unit is being operated in other time zones Date and time are set at the factory when the unit is started up for the first time e By pressing the key in the SHIFT mode the display shows L1 clock 20 activ 1 L2 SET 2 FUNCT 3 By the input of 0 ENTER date and time are indicated returns to the standard display The input of 2 SET allows date and time to be altered The display shows L1 DAMO YE HMI L2 Day month year weekday hours and minutes are now input in sequence YACEO051 21 06 02 5 57 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP Weekday code Monday Tuesday Wednesday Thursday Friday Saturday Sunday _ O O1 Q N The hours are input from 0 to 24 factory set to Central European Time Example L2 19 01 94 3 16 05 Terminate the input with Ba 9 15 2 Timing clock function By pressing the key in SHIFT mode the display shows the me
38. ding on the thermostat type down to 10 C DLK 10 30 C DLK 25 or 40 C DLK 45 Use insulated hoses for the connection between the flow and return connections of the pump and the nipples of the through flow chiller If the thermostat operates in a closed external circuit the chiller is connected in series in the return line from the external system to the thermostat Always use water glycol mixture ratio 1 1 YACD0051 21 06 02 z 24 9 9 1 9 2 9 3 9 3 1 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP Starting up Filling Fill the unit with bath liquid to suit the operating temperature see Section 5 The filling volume is given under Technical data In general the thermostat must be filled no higher than 2 cm below the cover plate When working with thermal oils e g Ultra Therm 330 SCB slightly less liquid should be filled in because of its expansion The level must obviously not fall below the minimum otherwise the low level protection switches off the unit see Safety circuit The same applies to filling an external system by the pump during start up Clear View Thermostats The unit has to be switched off and filled up to the filling marks for water or thermal oil The mark for thermal oil of course only refers to the ambient temperature When working at operating temperatures with the unit switched off the level for thermal oil
39. djust higher value at PAR level PAR level too small e g 100 Compressor defective Replace refrigeration unit by refrigeration engineer Leakage in refrigeration Clear leakage fill in refrigerant System by refrigeration engineer Compressor does not run Compressor without tension Eliminate line interruption Triggering defective Replace PCB MP Mains Unit does not cool down Compressor does not run Pressure switch has actuated Unscrew grid clean condenser blow through compressed air improve ventilation Solenoid valves do not Triggering defective Replace PCB MP Mains work correctly Compressor switches ON Condensation pressure too Fan defective Replace fan motor and OFF in regular Fan speed only RK Check speed or speed controller periods temperature constancy very bad Condenser dirty Unscrew grid from the back side blow compressed air or nitrogen through condenser Ventilation disturbed Enlarge distance to nearby units or walls Ambient temperature too high Air po a al room Insufficient cooling in the Bath liquid contaminated by Ee bath liquid to suit bath lower temperature range condensate temperature Cools down to approx 0 C Bath liquid not suitable water Use water glycol mixture only G Therm Service Fehler Fehlpe1 doc 04 12 98 page 4 of 4 BESTATIGUNG CONFIRMATION CONFIRMATION LAUDA An To A LAUDA Dr R Wobser LAUDA Service Center Fax 49
40. e closing plugs from the pump flow and return connections Remove the screw caps and link the pump connections together using a piece of hose As a permanent arrangement the hose link of flexible insulated metal tubing Cat No LZM 044 is the best and safest solution For clear view thermostats for improved circulation within the bath close the pump connections with the closing plugs Note When loosening or tightening the screw caps 19 mm a f hold the threaded nipple on the tubing connections with a spanner 14 mm a f YACEO051 21 06 02 21 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 7 Connection of external systems 7 1 Closed external circuits Remove the closing plugs by releasing the threaded rings 19 mm a f from the outflow and return connections and replace them by the tubing nipples 13 mm dia supplied If the thermostat is connected to closed external circuits additional liquid must be poured in after the thermostat has been switched on until the level in the bath remains at the correct height approx 2 cm below the cover plate At higher operating temperatures the expansion in volume of approx 8 per 100 C during the filling must be taken into account For suitable tubing materials see Section 5 We recommend metal hoses for temperatures above 100 C With external systems at a higher level it may happen even in closed systems
41. e heating output is set to 0 This protects the unit from a continuous cut off via the safety circuit especially during external control at certain operating conditions To enter the switch off point Tio proceed as described in Item 9 6 1 and switch the display to input and indication Example L2 Tio 120 G Change the value by entering numerical inputs with a resolution of 1 C Enter the new LOCAL value by pressing Ba It is possible to select values within a range from 50 C to the selected overtemperature switch off point To 5 C If this range has not been respected the display shows the message L2 Tio gt gt TO 5 C Of course Tio has to be set above the setpoint Ts otherwise the display shows the message L2 Ts gt TiO The bath temperature limitation can be switched off by entering L2 Tio 000 If the bath temperature Ti exceeds the selected switch off point the display shows Example L2 Tio 120 G and there is an acoustic signal The heater switches off As soon as the temperature has dropped the unit starts working again Correction limitation During the operation with external control it may be necessary not to exceed the difference between the bath temperature Ti and the measuring point for the external control T1 or T2 e g in order to get a smooth heating of the material or the vessel Such a value can be selected by the variable Td If the value Td is exceeded the heating or cooling output is set to 0
42. e unit it is absolutely essential to ensure that the bath contains no explosive mixture If necessary purge it with nitrogen Cooling water steam production Use cooling coils with cooling water only at operating temperatures below 100 C at higher temperatures there is a danger that superheated steam may be produced When changing the bath liquid from water to heat transfer fluids for temperatures above 100 C any remaining water including the one in the hoses and external system has to be removed completely Otherwise there is a danger of burns because of delayed boiling Notice only valid for EU countries YACD0051 21 06 02 e 18 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 5 Bath liquids and hose connections The operating temperature ranges of the bath liquids and hoses are for general information only and may be restricted through the operating temperature range of the units or the safety requirements specified in the appropriate standards see Item 4 2 5 1 Bath liquids LAUDA Working Chem i Viscosity i Ref No Designation tem Designation i kin at i Quantity perature i temperature range Former from C at 20 C mm s mm s 5l 101 201 RE to C EB 5 90 deionised water D Kryo 30 O G 100 i Mono 4 50 at 25 C LZB 109 LZB 209 LZB 309 ethylene glycol water Kryo 85 Ultra 85 30 Silicone oil 1 76 17 at 80 C gt 56 LZ
43. eau sensor EKS 034 C 1 Motorkondensator Motor condenser Condensateur moteur ECA 007 E 1 Heizk rper Heater Corps de chauffe EH 154 Fi bertemperaturschutz Overtemperature Protection de surpression Umwalzpumpe protection Circulating Pompe de circulation pump M 1 Pumpenmotor Pump motor Moteur de pompe EM 096 S 1 Netzschalter Mains switch Interrupteur secteur EST 032 X1 Netzanschluss Mains connection Mains Branchement secteur EKN 008 Netzkabel cable Cable de secteur X8 Anschlussbuchse Kthlen Connection socket Douille de jonction EQK 004 Cooling r froidissement X9 Anschlussbuchse Connection socket Douille de jonction EQD 037 R cklaufsicherung Reflow security valve Protection de EQZ 006 refoulement C altpc WOBSER SPLiist SPL_neu Wt_therm D_KP doc 07 05 02 1 Notes for trouble shooting for LAUDA Thermostats with P electronics Each repair requiring the opening of the control part by means of tools and each work at the electronic part may only be done by a trained technician Malfunction Fat Reason Remedy Green signal lamp of Control fuse has actuated Replace fuse on PCB mains switch not alight MP Mains 5 x 20 F4A Overload on PCB Replace PCB MP Mains Display Bath level too low Evaporation external Fill in bath liquid press reset Level too low consuming device not refilled button twice Leakage in hose connections Check hoses and their connection if neces
44. er pressure therefore there will not be a pressure surge when the valve is switched on and the danger of the hose bursting is much reduced Use hose clips With controlled cooling operation the solenoid valve switches with a cycle time of about 6 s L1 indicates on the right the symbol for the status of the solenoid valve Restrict the water flow as much as possible at the water tap This produces improved control and saves cooling water Note Ensure that the cooling coil connections are used Do not mix them up with the pump connectors It is essential to ensure free outflow from the cooling coil especially at operating temperatures above 100 C because of steam formation The use of controlled cooling is particularly helpful when initiating exthermal reactions or in programmer operation Solenoid valve for cooling water control Cat No UD 085 Mating plug for other solenoid valve Cat No EQS 005 YACD0051 21 06 02 z 38 gt LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP Mounting instructions for solenoid valve Direct installation on the cooling coil as supplied Note Use hose clips Direct installation at the water tap is supplied separately modification sealed with Teflon sealed with Teflon CADDA UsLRUDR not required YACEO051 21 06 02 39 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K
45. er and to display them specifying the channel number e g 1 for IN 1 i e the bath temperature is as follows Note set baud rate to 4800 see Item 9 4 5 10 OPEN COM1 4800 N 8 2 AS 1 20 CLS 30 LOCATE 8 5 PRINT SPC 20 40 LOCATE 8 5 50 INPUT Channel No NO 60 PRINT 1 IN_ NO 70 INPUT 1 A 80 LOCATE 12 5 PRINT SPC 50 90 LOCATE 12 5 PRINT Response of the thermostat A 100 TI TIMER 1 110 IF TI gt TIMER THEN 110 120 GOTO 30 130 END The isolation of the status data may be as follows LEFT A 1 overtemperature fault MID A 2 1 low level fault MID A 3 1 programme segment running MID A 4 1 control by Ti T1 or T2 MID A 5 1 analogue input on off MID A 6 1 external Pt 100 T1 connected RIGHT A 1 external Pt 100 T2 connected YACD0051 21 06 02 5 56 9 14 5 9 15 9 15 1 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP Error messages on the computer The following error messages can be reported from the thermostat to the computer during operation ERR 2 invalid inputs e g overflow of the input buffer ERR 3 invalid command ERR 5 invalid command when switching the control variable for the controller e g external controller OUT_RT2 Other command than OUT_RTI OUT_RT1 OUT_RT2 ERR 6 temperature value cannot be set ERR 7 syntax error in channel number ERR 8
46. erhaps increase TO Important TO must be at least 25 K below the fire point of the bath liquid used see Item 9 3 4 YACD0051 21 06 02 B 6 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP When connecting up an external system check that filling this system does not cause the level inside the thermostat to fall more than is permitted When the thermostating liquid has reached the setpoint the symbol d starts to flash on the right in line 1 L1 of the display After the unit has stabilised the bath temperature Ti corresponds to the setpoint TS 1 2 Operating safety The thermostat must be operated only with non flammable bath liquids or with flammable bath liquids up to 25 C below their fire point otherwise there is the possibility that a flammable atmosphere may form see Item 4 2 1 3 Warning Parts of the bath cover may reach temperatures above 70 C when working at higher temperatures The outflow and return pipes of the pumps reach the operating temperature Touching them is dangerous because of very high or low temperatures YACEO051 21 06 02 7 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 2 Technical Data to DIN 58966 Type csce Jc 2cp c2 ce jkekP k 2kp k2o0kP Working temperature range with water cooling water 15 C 20 300 item
47. ermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 5 2 Hose connections Tubing type Int dia Temperature Application Cat No mm range C EPDM tubing e for all bath RKJ 111 uninsulated liquids except Ultra 350 and mineral oils EPDM tubing t for all bath LZS 019 insulated liquids except Ultra 350 and mineral oils EPDM tubing Ce for all bath RKJ 112 uninsulated liquids except Ultra 350 and mineral oils EPDM tubing 12 Ss for all bath LZS 021 insulated ext dia liquids 35mm approx except Ultra 350 and mineral oils Silicone tubing m water RKJ 059 uninsulated water glycol mixture Silicone tubing 11 2 water LZS 007 insulated ext dia water glycol 35mm approx mixture EPDM tube not for Ultra 350 and mineral oils Silicone oil causes pronounced swelling of Silicone rubber never use Silicone oil with Silicone tubing Protect tubing with hose clips against slipping off Metal hoses Tube i mm Va mm Temperature Length single layer connection range C insulation MC 50 M 16x1 10 400 LZM 040 MC 100 M 16x1 0 E 10 400 m LZM 041 MC 150 M 16x1 10 18 10 400 150 LZM 042 MC 200 M 16x1 TO 5 10 400 ES LZM 043 Pump link M 16x1 10 400 LZM 044 with triple connection range C insulation MC 50 S M 16x1 60 350 LZM 046 MC 100 S M 16x1 T 1 60 350 Te LZM 047 MC 150 S M 16x1 10 34 60 350 1
48. ession Umwalzpumpe protection Circulating Pompe de circulation pump M 1 Pumpenmotor Pump motor Moteur de pompe EM 093 S 1 Netzschalter Mains switch Interrupteur secteur EST 032 X1 Netzanschluss Mains connection Mains Branchement secteur EKN 008 Netzkabel cable Cable de secteur X8 Anschlussbuchse Kthlen Connection socket Douille de jonction EQK 004 Cooling r froidissement X9 Anschlussbuchse Connection socket Douille de jonction EQD 037 R cklaufsicherung Reflow security valve Protection de EQZ 006 refoulement X 22 Steckleiste 10pol Plug strip terminal R glette fiches males EZK 056 X 23 Steckleiste 8pol Plug strip terminal R glette fiches m les EZK 057 Magnetventil Solenoid valve Vanne solenoide C altpc WOBSER SPLIlist SPL_neu Wt_therm C_CP_2 doc 07 05 02 1 Gerateliste Schaltplan K 6 KP g ltig ab Serie X01 List of parts Circuit diagram K 12 KP at serial no Liste de sch ma connexions K 20 KP a partir 230V 50Hz K 6 KP K 12 KP K 20 KP Teil Nr Bezeichnung Designation D signation Bestell Nr Bestell Nr Part No Ref No Ref No Pi ce no No Ref No Ref A 1 Leiterplatte Printed circuit board Circuit imprim UL 382 1B UL 382 1B MP Netz MP Mains MP Secteur A2 Leiterplatte Printed circuit board Circuit imprim UL 383 1B UL 383 1B CPU CPU CPU A3 Leiterplatte Printed circuit board Circuit imprim UL 384 1
49. etzspannungsausgang Mains supply output Sortie tension secteur Pumpenstutzen K hlschlange Pump nozzles Cooling coil Tubulures de pompe Serpentin de r froidissement YACD0051 21 06 02 12 u LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 3 General construction and technical description 3 1 Operating principle 3 1 1 Bath Circulation Thermostats The LAUDA bath circulation thermostats Series C and K with Electronics P differ in bath volume bath depth pump type and output as well as in heating capacity All types offer an operating temperature range of 30 300 C Laboratory thermostats operate with liquids operating medium heat transfer fluid which serve for energy transfer to the product to be thermostated The thermostated products can be immersed in the thermostatic bath bath thermostat or placed in an external open bath whose liquid is circulated by the pump of the thermostat When operating as circulator the thermostatic liquid is pumped through an external heat exchanger arranged by the user in which a product is being thermostated jacketed vessels reactors heat exchangers 3 1 2 Clear View Thermostats The LAUDA clear view thermostats Series D and DL with Electronics P differ in bath volume and temperature range The units D KP are equipped with double walled inspection glasses and offer an operating temperature range of 0 230 C T
50. flowing It is preferable to use the Non Return Fitting see accessories which is mounted at the highest point of the hose connection bath or thermostat connection and which is linked electrically to the mains output 34H Non Return Fitting Best Nr UD 125 YACEO051 21 06 02 E 23 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP Always protect the tubing with hose clips against slipping off or use stainless steel hoses with screwed connections Note When tightening the screw caps 19 mm a f at the tubing connections hold the threaded nipple with a spanner 14 mm a f 8 Cooling the thermostats Because of the frictional heat of the circulating pump thermostating without cooling can only start appreciably above the ambient temperature see Technical data working temperature range lower limit For lower temperatures it is essential to work with cooling The following possibilities are available for cooling 8 1 Mains water cooling Depending on the water temperature down to 15 C The thermostats are equipped with a cooling coil at the rear which is linked by tubing to the water tap and to the drain The flow should be kept as low as possible this saves water and improves the temperature control Controlled cooling is possible when using a solenoid valve see Item 3 7 8 2 Through flow chillers DLK 10 DLK 25 and DLK 45 They can be used depen
51. for the IBM PC which can be used to transfer any values between the set upper limit see Item 9 3 4 and which displays the response O K or a possible error message may be as follows YACEO051 21 06 02 53 LAUDA Compact Thermostats C 6 CP C 12 CP 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP Note set baud rate to 4800 see Item 9 4 5 OPEN COM1 4800 N 8 2 AS 1 CLS LOCATE 8 5 PRINT SPC 70 LOCATE 8 5 INPUT Enter your command without OUT_ VALUE PRINT 1 OUT_ VALUE INPUT 1 A LOCATE 12 5 PRINT SPC 50 LOCATE 12 5 PRINT Response of the thermostat AS TI TIMER 1 IF TI gt TIMER THEN 110 GOTO 30 END The following values can be transmitted similarly to the thermostat OUT_LXXX XX OUT_HXXX XX OUT_XPXXX XX OUT_TNXXX XX OUT_TVXXX XX OUT_RT1 OUT_RT2 OUT RTi switching point for low temperature usually set to the lower range limit of the thermostat overtemperature switch off point For safety reasons it is essential that after the transfer this value is read back with the command IN 9 and checked setting of the control parameter Xp for the controller setting of the control parameter Tn setting of the control parameter Tv switches the control variable to the source external Pt 100 T1 external control switches the control variable to the source external Pt 100 T2 external control switches the control variable to the source Ti probe
52. form the carrier or the postal authority Assemble the unit according to Section 6 and add extra items as appropriate Fitting the tubing to the pump connections Without external system for improved circulation within the bath remove the closing plugs from both of the pump connections fit the tubing nipples and link them together with e g Perbunan tubing up to 120 C or better a metal tubing For clear view thermostats for improved circulation within the bath close the pump connections with the closing plugs see Standard accessories Item 6 1 With external system make tubing connections to the external system Protect the tubing with hose clips against slipping off When working near the ambient temperature connect up the external cooling according to Section 8 Use only softened water or LAUDA bath liquids Section 5 Fill up the bath to a level about 2 cm below the cover plate Check the supply voltage against the details on the label Insert the mains plug Switch on the supply switch green lamp lights up The display shows the software version and the type of unit followed by the standard display lose u Boise L2 Select the required indications using the keys and in the SHIFT mode It is useful to show the setpoint TS in display line 2 L2 see Items 9 3 1 9 3 3 Set the overtemperature switch off point TO slightly above the operating temperature xir If there is an error message press the key and p
53. he safety requirements on thermostats therefore depend on whether o non flammable or flammable liquids are used o operation is with or without supervision The thermostats described in these Operating Instructions are protected against overtemperature and low liquid level when operated according to the regulations FL The units can be operated with non flammable bath liquids and with flammable bath liquids up to 25 C below their fire point EN 61010 on condition that there is a correct adjustment and regular testing see Item 9 13 of overtemperature and low level protection 4 3 Important notes The user is only protected against those hazards which are caused by exceeding the temperature and by low liquid level Further hazards may arise from the type of product being thermostated e g a shift above or below certain temperature levels or a fracture of the container and a reaction with the thermostatic liquid etc It is impossible to cover all possible causes and they remain largely within the decision and responsibility of the user Values for temperature variation and indication accuracy apply under normal conditions according to DIN 58966 In special cases high frequency electromagnetic fields may lead to less favourable values There is no loss of safety Units are in accordance with EMC directive EN 61 326 1 class A Units are only suitable for use in industrial areas as disturbing voltage fluctuations might occur Note
54. he units DL KP are equipped with four fold insulating glasses for working in an operating temperature range of 40 100 C The units are especially suitable for thermostating capillary viscometers The bath is devided into a bath container which is supplied with inspection glasses of several layers at the front and the rear and an ante chamber in which the function elements heater pump cooling coil etc are located This provides a constant bath level in the bath container Niveau Ger t in Betrieb Niveau appareil en marche Level Thermostat on Niveau Ger t ausgeschaltet Niveau appareil arr t Level Thermostat off Nutzraum Volume utile Bath container amp op opos 3 2 Materials All materials in contact with the bath liquid are made from rust free stainless steel or materials of similar anti corrosion properties YACEO051 21 06 02 13 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 3 3 Cooling coil All units are fitted with a cooling coil which permits cooling e g with water for working temperatures in the range of the ambient temperature see Item 4 4 5 and Section 8 3 4 Pumps All units except Type K 12 KP and the clear view thermostats are equipped with a centrifugal pressure suction pump This can be used to operate both external open baths as well as closed external systems reactors The immersion pumps are su
55. heck setpoint selection see right side of display L2 P Programme A Analogue R RS 232 RAM defective Unit has to be switched on once again set date and time once again see operating instructions if necessary replace RAM page 2 of 4 Notes for trouble shooting for LAUDA Thermostats with P electronics Display Double Pt 100 for bath Interruption short circuit or Replace double Pt 100 for bath Internal Pt 100 temperature or safety temperature deviation of bath temperature defective temperature temperature probes too important For USH 400 6 please check both single Pt 100 Display Tried to switch over to external Continue to work with internal Ext Pt 100 not control without connecting an control or connect external Pt 100 connected external Pt 100 for T1 or T2 look at display for control variables I 1 or 2 check display for T1 or T2 Tried to calibrate Pt 100 being not connected Display Important deviation of Pt Value input differing from the Check temperature reference Correcting value too 100 from standard values basic value that is indicated by thermometer check Pt 100 high more than 5 K replace PCB CPU Scale of analogue Outputs not correctly calibrated Calibrate the analogue output outputs shows channels discrepancies see operating instructions Unit does not heat Triac Replace triac though heating is indicated Interruption Eliminate Controller output limitation at Enter higher
56. hermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP PAR SHIFT 1 Release the keys and L and go through the menu with the key until the required type appears Input the code number and enter with End The type designations are shown abbreviated e g C 6 C instead of C 6 CP There is no provision for a fuse for the complete unit since the necessary 16A fuse corresponds to the mains fuse usually provided at the location The control circuit of the unit has a separate fuse a fuse 5 x 20 F4A is located in the control unit This is accessible after removing the cover When the fuse has blown the green lamp in the mains switch does not light up Cleaning The unit can be cleaned using a cloth moistened with water with the addition of a few drops of domestic detergent No water must find its way into the control unit The user is responsible for any necessary decontamination if dangerous materials have been spilled on or inside the unit This applies in particular if the unit is removed for a different use for repair storage etc The method of cleaning or decontamination is determined by the expertise of the user himself If the user has any doubts on whether this may damage the unit he has to contact the manufacturer Spares ordering When ordering spares please specify the equipment type and number on the label This avoids queries and prevents the supply of wrong go
57. hm approx Maximum voltage 15 V Connector plug 6 pin Cat No EQS 057 Use shielded connecting cables Connect the shielding to the plug case The mass for all signals pin 3 must not be connected with ground If a connection to the ground cannot be avoided use a potential free signal bridge in between Cover the unused connectors with protective caps Analogue inputs A setpoint in the form of an analogue current or voltage signal can be provided by connection to the socket Temp Signal 52 S see Item 9 10 e By pressing the key in the SHIFT mode the display shows L1 ANALOG INP OUTP L2 INP 0 OFF 1_ LOCAL Pressing 0 BS selects the configuration and scaling of a setpoint input YACD0051 21 06 02 44 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP The display shows L1 ANALOQ INP OFF 0 L2 ON 1 CONF 2 LOCAL e Input 1 ES switches in a previously configured input as setpoint and L2 shows an A at the right end indicating that the setpoint is determined by the analogue input This condition remains stored in case of a fault or after the power is switched off LOCAL Input 0 switches the setpoint back to setpoint source internal i e key input Scaling takes place interactively by applying the voltage and current values corresponding to the appropriate temperature range limits to the corresponding input For pin connections for voltage o
58. int adjusted below low Adjust low temperature switch off Ts Tu temperature switch off point point Tu at a lower value Tu Low temperature switch off point First adjust setpoint at an higher adjusted above setpoint temperature then set requested Ts low temperature switch off point Tu G Therm Service Fehler Fehlpe1 doc 04 12 98 page 1 of 4 Notes for trouble shooting for LAUDA Thermostats with P electronics Setpoint Ts is not adjustable but will disappear Sound signal appears when a button is pressed Operating error Display Tu Cursor flashes acoustic signal switches compressor off after 1 min Display Out of range Wrong input Wrong input Tu or To is not adjustable Out of range Display TA only for USH 400 6 Display y only for USH 400 6 RUL and RUK Display t only for USH 400 6 RUL and RUK Display Upper limitation of oil gt limitation of unit cancelled beginning with software version 1 06 Setpoint cannot be selected by means of keyboard Display Clock does not run External fault clock stop G Therm Service Fehler Fehlpe1 doc 04 12 98 Setpoint is determined by the Switch off analogue input analogue input see right side of display L2 A Another function blocks the keybord e g programme runs RS 232 active Parameter etc Leave the function or press ESC RS 232 R appears on the right side of display
59. ire circuit Fig 1 Pt 100 44 all glass version with NS 14 23 ground taper DIN 12242 Temp range 100 300 C 50 response time 0 8 sec Overall length approx 320mm Fig 2 Pt 100 66 as Pt 100 44 Overall length approx 430mm Fig 2 Pt 100 90 stainless steel protection tube 4 mm dia Temp range 100 300 C 50 response time 1 5 sec Overall length approx 120 mm 4 wire circuit Fig 3 Pt 100 70 stainless steel protection tube 4 mm dia Temp range 200 300 C 50 response time 1 5 sec Overall length approx 290 mm 4 wire circuit Fig 3 YACD0051 21 06 02 x 64 E Cat No Cat No Cat No Cat No Cat No ETP 049 ETP 007 ETP 008 ETP 050 ETP 009 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP LAUDA D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP Pt 100 92 Cat No ETP 051 stainless steel protection tube 4 mm dia with attached Silicone cable 2 m long and plug Temp range 100 200 C 50 response time 3 sec Overall length approx 250 mm 4 wire circuit Fig 4 Connecting cable with 4 pin plug for external control on all C and K units and for digital thermometer for Pt 100 44 and Pt 100 66 Length 1 5m Cat No UK 048 Length as specified Cat No UK 213 for Pt 100 42 Pt 100 70 Pt 100 90 Length 1 5m Cat No UK 047 Length as specified Cat No UK 212 Screw clamp fitting Cat No HX 078 stainless steel with Teflon pressure
60. le Error messages are indicated with text notes and accompanied by a beep After approx 5 sec the message disappears and the beep switches off Overtemperature switch off point lose u Press the 1 key to indicate the current overtemperature switch off point TO O Important The green LED in the E key must not be alight If necessary bring the O IFT keypad to the basic mode by pressing the e key LED off If TU is indicated press lose u CO again to indicate To L2 To _ 95 00 Ti To overtemperature switch off point To can be selected within the unit temperature range 5 K ESC Return to the standard display without change with Anew value is input with the number keys SHIFT OFF e g 98 70 C requires 0 9 8 7 0 After the last digit the cursor returns to the first digit again so that any corrections can easily be made LOCAL Pressing the key E Enter you are asked L2 To neu Y N 1 0_ 0 ANALOG Here the changed value must be confirmed with input or if no modification is requested the initial value can be unscrambled again with input 2 0_ As default value 0 is preset This interrogation was introduced in order to reach an additional protection from unintentional adjusting of the over temperature switch off point YACEO051 21 06 02 27 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP
61. ltage range 0 10 V current range 0 20 mA or 4 20 mA can be determined by setting the range start Tmin and the range end Tmax The display shows L1 CONFIGURABLE 1 L2 Tmin _ CT Example Bereich 20 220 C Input 0 2 0 0 0 E The display shows L2 Tmax2 C LOCAL Input 2 2 0 0 0 ES The following fixed scalings are available 200 400 C 0 6 V 10 mV K 0 C 2V Code 2 100 400 C 0 10 V oder 0 20 mA or 4 20 mA Code 3 0 100 C 0 10 V oder 0 20 mA or 4 20 mA Code 4 The display then shows L2 Ti T1 T2 TS 0 3_ LOCAL E g to set the bath temperature on channel 1 input 0 Ra Similarly for the temperature signal of the external Pt 100 T1 input ds etc The display then returns to the standard display YACE0051 21 06 02 b 49 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 9 12 2 9 13 9 13 1 9 13 2 Temperature signal channel 2 Channel 2 is purely a voltage output at socket 52 S on pin 1 The selection is made as described for channel 1 in Item 9 12 1 except that current ranges cannot be selected Safety function The operation of the safety devices of the units has already been described under Item 4 1 After starting up the user should confirm the correct operation of the safety devices If the unit operates without supervision we recommend that this check should be carried out daily L
62. n 9 kW z H ezx C au z L Ex CVSS rone b us Dy sqJoA uekun epug SUYO UL 291u229 sS5unzinwN Gerateliste Schaltplan C6CP g ltig ab Serie X01 List of parts Circuit diagram C 12 CP at serial no Liste de sch ma connexions C 20 CP partir 230V 50Hz Teil Nr Bezeichnung Designation D signation Bestell Nr Part No Ref No Pi ce no No Ref A 1 Leiterplatte Printed circuit board Circuit imprim UL 382 1B MP Netz MP Mains MP Secteur A2 Leiterplatte Printed circuit board Circuit imprim UL 383 1B CPU CPU CPU A3 Leiterplatte Printed circuit board Circuit imprim UL 384 1 Anzeige Tastatur Indication Keyboard Affichage Clavier A4 Leiterplatte Printed circuit board Circuit imprim UL 385 1 Analog Ausgang Analog Exit Analogue Sortie A5 Leiterplatte Printed circuit board Circuit imprim EAO 091 Anzeige Display Indication Display Affichage Display B1 Pt 100 F hler Pt 100 Probe Safety Pt 100 Sonde Circuit ETP 046 Sicherheitskreis circuit securit US 060 B2 Pt 100 F hler Regelung Pt 100 Probe Controller Pt 100 Sonde R glage ETP 046 US 060 B3 Niveausensor Level sensor Niveau sensor EKS 034 C 1 Motorkondensator Motor condenser Condensateur moteur ECA 007 E 1 Heizk rper Heater Corps de chauffe EH 148 Fi bertemperaturschutz Overtemperature Protection de surpr
63. ng indication proportional to heating actuation control Bottom line L2 TS setpoint temperature S setpoint Ti control variable is Ti bath temperature can be switched to T1 or T2 ext Pt 100 setpoint source I internal input from keys P programmer R from RS 232 C A analogue input socket 52 S lose u The display in line 1 L1 can be switched by pressing the keys 1 and repeated lose u operation of E to T1 T2 Ti etc T1 T2 measurements of external Pt 100 probes Bose 12 SHIFT a gt The display in line 2 L2 can be switched by pressing the keys Bose 12 Vi and repeated operation of to Y actual output heating cooling Ts measurement of safety comparison probe with limited resolution and accuracy Ti T1 T2 TS etc Basic action on inputs and outputs ESC From virtually every display or input function the key aborts and returns to the selected standard display Numerical inputs are always made with the SHIFT function switched off LED in SHIFT YACD0051 21 06 02 5 26 9 3 4 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP key off After the last digit of a number the cursor returns to the first digit again so that corrections LOCAL can easily be made before pressing the key A brief beep on pressing a key means that this input is not possib
64. nu as described in LOCAL Item 9 15 1 Select the timing function FUNCT 3 with 3 ENTER The display shows L1 Thermostat ON 1 L2 OR OFF 0 Here it can be selected whether the thermostat should automatically switch on or off at the time to be selected subsequently in Item 9 15 3 Input either 1 or 0 as appropriate A display to input date and time appears Input here the switching point for the timing function as described in Item 9 15 1 and enter it with Ra The display returns to the standard display 9 15 3 Activating the timing clock function e By pressing the key in SHIFT mode the display shows the selection menu as described in Item 9 15 1 Activate the timing function with ACTIV 1 by the input of 1 LOCAL ENTER Again the display shows L1 Clock L2 ON 210OFF20 YACD0051 21 06 02 58 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP LOCAL Normally 1 ES is input here to activate the timing function The timing clock symbol now appears in line L1 before the last position If the previous selection was that the thermostat should switch on automatically the thermostat now switches off and starts up at the selected time When the unit has been switched off through the timing function the display shows L2 CLOCK STOP The activated timing function can always be switched off with off 0 i e with 0 Ba In ESC addition the timing func
65. ods We shall always be happy to deal with queries suggestions and complaints LAUDA DR R WOBSER GMBH amp CO KG Postfach 1251 97912 Lauda K nigshofen Phone 49 0 9343 503 0 Fax 49 0 9343 503 222 E mail info lauda de Internet http www lauda de YACEO051 21 06 02 E 61 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 11 Accessories LAUDA Compact Temperature Thermostats C P and K P LAUDA through flow chillers For cooling thermostats in particular at operating temperatures below the working temperature range DLK 10 Cat No LFD 105 DLK 25 Cat No LFD 106 DLK 45 Cat No LFD 107 Racks in stainless steel for test tubes centrifuge tubes etc Bath C 12 up to 2 racks Bath C 20 up to 4 racks RD 13 for 56 tubes 10 13 dia 80 mm immersion Cat No UG 066 RD 18 1 for 33 tubes 14 18 dia 80 mm immersion Cat No UG 067 RD 18 2 for 33 tubes 14 18 dia 110 mm immersion Cat No UG 068 RD 30 for 14 tubes 24 30 dia 110 mm immersion Cat No UG 069 Bath K 20 up to 2 racks RE 13 for 56 tubes 10 13 dia 80mm immersion Cat No UG 070 RE 18 1 for 33 tubes 14 18 dia 80 mm immersion Cat No UG 071 RE 18 2 for 33 tubes 14 18 dia 110 mm immersion Cat No UG 072 RE 30 for 14 tubes 24 30 dia 110 mm immersion Cat No UG 073 Bath C 6 1 rack RF 18 1 for 20 tubes 14 18 dia 80 mm immersion Cat No UG 074
66. ol poarameterg A 34 9 6 3 Bath temperature limitation eiiim DEE ea A 35 9 6 4 Correction limita EE 35 9 7 Etertakeonttok 2 2 RnB ER 36 9 7 1 External measurement inputs and external controller eene 36 9 7 2 Start of external Control 37 9 7 3 NOTOS EE 37 9 8 Working with controlled cooling U u u uuu u u uu u u J J J 38 9 9 Operation With programmetr u u rr 40 9 9 1 Programme Ile EE A0 9 9 2 Example of a programme sesira oran 42 9 9 3 Programm tast rimni a A ASE O AS AEEA a RKE AE ENE AEE ETERN ENEA AEE ENS 43 9 9 4 Changing the programme data 43 9 9 5 Programme start interruption and bot 43 9 10 Connection for analogue signals socket 52 S eese rear 43 9 Ee IERT Ar 2 A A A 44 9 12 Analogue tu TEE 48 9 12 1 Temperature signal channel 48 9 12 2 Temperature signal channel 2 50 9 13 Safety function EE 50 GEN We ER e EE 50 9 13 2 Adjustable overtemperature limiter AA 50 9 13 3 Connection potential free contact Combined fault 12 N Alarm off 52 9 14 Serial interface RS 2392 C iini anie ccce teer cese ccc ix rara 52 9 14 1 Data of the RS 232 C interface a 52 YACD0051 21 06 02 4 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 9 14 2
67. ow level cut out For a correct operation of the low level cut out it is essential that the float switch operates correctly To check this lower the level in the bath by draining away some of the liquid When the bath level falls below the minimum level approx 20 mm above the upper heater winding the pump the heating and the refrigeration unit switch off on all poles The display shows the message L1 LEVEL L2 TOO LOW and there is a warning beep utr To restart fill up the bath and press the reset key 0 J twice with approx 1 sec interval Adjustable overtemperature limiter To check it the switch off point TO has to be set below the current bath temperature Note that an input of TO below the setpoint TS produces the message L2 TS gt gt To and the previous value for TO is retained Therefore the setpoint Ts usually has to be lowered first by a few degrees before carrying out this test The overtemperature switch off point can then be set e g 1 K below the current bath temperature Example Ti 60 C TS 60 C TO 65 C YACD0051 21 06 02 50 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP lose u To check the operation of the overtemperature limiter press m SHIFT OFF Input Boise L2 TS 20C press ER the display shows Li T 60 00 C C L2 TO 65 00 C Ti lose u If Tu is shown in L2 press CO again Now input 0 5
68. pplied in the two performance classes C and K The thermostat K 12 KP is fitted with a pure pressure pump since this unit operates specially in the high temperature range with closed external systems The pressure pumps of the clear view thermostats ensure an excellent circulation using jet pipes and can also be used for external circulation if necessary The pumps are driven by external runner motors with a continuous shaft The pumps operate perfectly up to a viscosity of approx 70 mm sec K 12 KP approx 120 mm sec with the pump output decreasing rapidly with increasing viscosity Pump characteristics 230V 50Hz PIA WIL LLTILL U min Lei E BENE E E P E SNE S N m 0 1 E E E CIS ES C 6 CP C 12 CP C 20 CP K 6 KP K 20 KP K 12 KP D 15 KP D 20 KP DL 15 KP DL 20 KP D 30 KP YACDO0051 21 06 02 14 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 3 5 Temperature control and electronics The units operate with a Pt 100 resistance thermometer for measuring the bath temperature Ti The bath temperature all other temperature values and message signals as well as inputs are indicated as 2 x 16 characters 10 mm high on a liquid crystal display LCD with background illumination Input of the setpoint TS and of all other parameters is made by using a membrane keypad with 1
69. programme can be aborted with and then SHIFT within 2 sec Afterwards the programme can only be started with segment 1 Connection for analogue signals socket 52 S 6 pin flange socket according to NAMUR recommendation NE 28 Pin 1 voltage output temperature signal channel 2 setpoint Ts bath temperature Ti external Pt 100 T1 or T2 can be selected Scaling can be as follows 0 10 V corresponding to a temperature range selected within the working temperature range e g 50 80 C minimum load 4 kOhm or 0 6 V 200 400 C 10 mV K oc 22V YACEO051 21 06 02 P 43 x LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 9 11 or 0 10 V 100 400 C or 0 10 V 0 100 C Pin 2 voltage output temperature signal channel 1 other data as pin 1 Pin 3 ground for all signals Pin 4 setpoint voltage input scaling can be selected as pin 1 Ri 12 kOhm approx pin 4 pin 3 Pin 5 current output temperature signal channel 1 signal selection as pin 1 Can be configured for 0 20 mA or 4 20 mA Scaling can be 0 20 4 20 mA 100 400 C or 0 20 4 20 mA 0 100 C or 0 20 4 20 mA a temperature range selected within the working temperature range e g 50 80 C maximum burden 330 Ohm Connect only either pin 2 or pin 5 Pin 6 setpoint current input configuration and scaling as pin 5 Burden 320 O
70. r current input on socket 52 S see Item 9 10 This method compensates various scaling errors e g also those of the sources connected e Pressing 2 E configures and scales the setpoint input The display shows L1 ANALOG INPUT L2 U 0 l 1 Select a voltage range with 0 Voltages in the range 0 10 5 V can be handled A current range is selected with 1 bs Currents in the range 0 22 mA can be handled e The display shows L1 ANALOG INPUT L2 Tmin2 Input the lowest temperature of the range which corresponds to the lowest voltage or current value of the range to be scaled Example range 0 120 C should correspond to 0 10 V approx Input 0 0 0 0 0 E YACEO051 21 06 02 gt 45 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP The display shows L1 ANALOG INPUT L2 Tmax2 G LOCAL Input the upper limit of the temperature range 1 2 0 0 0 Ra If the current input is selected the programme asks whether 0 20 mA or 4 20 mA is required The display shows L1 CURRENT INPUT L2 0 20 0 4 20 1 LOCAL LOCAL Select 0 ES or 1 m This menu item is omitted when the voltage input has been selected The display shows Li INPUT CAL L2 YES 1 NO 0 Here the decision is made whether an automatic calibration procedure is started or whether the voltage or current values from the last calibration procedure are retained with input O ENTER
71. r than the current overtemperature switch off point YACD0051 21 06 02 28 9 4 9 4 1 9 4 2 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP LOCAL When the input is too high pressing BS does not enter the value but instead produces the message L2 Ts gt gt To Input Ts with the number keys and the negative sign SHIFT OFF e g for 25 03 C input LOCAL LOCAL 2 5 0 3 BS Or for 1 93 C input 0 O 1 9 3 BS After the last digit the cursor returns to the first digit again so that corrections can easily be made Parameter level PAR Pressing the key L J several times in the SHIFT mode green LED in SHIFT key alight leads successively to the input functions described below Auto adaptation Here it is possible to start the controller auto adaptation by the input of 1 SHIFT OFF LOCAL and pressing the key There should be the largest possible difference between the bath temperature and the setpoint to be entered subsequently i e the time to reach the setpoint has to be longer than 5 min preferably 10 min In addition auto adaptation is obviously possible only during a heating or cooling phase which is actively influenced by the energy sources available Example 1 intended operating temperature approx 70 C 1 set the setpoint to 70 C 2 within 1 minute start the auto adaptation at the PAR level e g at a bath temperature cor
72. responding to the ambient temperature On reaching the setpoint the auto adaptation switches off automatically and the result of ean D the auto adaptation can be indicated at the control parameter level see item 9 6 Example 2 itis required to operate at approx 20 C with controlled cooling 1 heat up the thermostat to approx 60 C 2 setthe setpoint to 20 C 3 start the auto adaptation at the PAR level Output limitation Normally the maximum heating or cooling output is available For special applications it is possible to set a limit for both heating and cooling output YACEO051 21 06 02 5 29 u LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 9 4 3 9 4 4 At the PAR level display select L1 Output L2 in per cent 100 96 1 Using the display can be switched from e g 100 i e heating output limitation to cooling output limitation with a negative sign SHIFT AUS By the input of e g 0 0 5 8 LOCAL SHIFT OFF a heating output limitation of 58 can be set With e g 0 9 3 a cooling output limitation of 93 is entered The action can be recognised by the symbols and flashing even at large control deviations Only values between 10 and 100 or 10 and 100 can be entered otherwise the display shows the message L1 Output L2 OUT OF RANGE Display resolution L1 At the PAR level display select L1 Display 0 001 1 L2 resol
73. ring for Pt 100 resistance thermometer 4 mm dia Fig 5 YACEO051 21 06 02 65 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP Fig 2 NS 14 29 DIN 122 42 Pt 100 42 Pt 100 90 Pt 100 70 250 Pt 100 44 300 135 Pt 100 66 410 245 32 YACD0051 21 06 02 66 wWBsBB P Lin5Sua 9 uo xauuo23 sap Dugu 5s uD er1Du 5s QrA uus yes GD Jep u ig8 iu2su 8 JIM u llDu q BunuuD2ia38Z 58 P DJ pun BunB IQ 18 LJ a D ul a 3 D H 3 a a a 3 a 3 a d a a z 3 20 BuDBRSnhy u 3 Bol buy hi See ata upya dxd d a SEI ALL US UND AE d 5 dx3 SEX LEX VR PU Je BB BBT SL 9 OOOO L 211432 Sbunz NN us Dusq o WD4BDI P f1nNn2119 s uo xeuuo2 ep Dpueu s DA 03 9 ep 5a04 u og vuplat 1 Buae gang bT 2 LOISISA QD 22IAM TOBTOX 2185 Op 301DI LUBA v za 1 481 IDu2S232n2g 108880008 wos 18 ben DIS DIS LDiS 29 I4un ezpL S 201501 ju8A HOS OSIASEL GOE E 3 au L H 5 oJ 8 n E J H i St er D aa lt e D sa e J LaBAISE usIlels Je nD Sex kex ben Hilisuniu5u X ren req ux BAPAE s L I 34304 JONDOISELON 31 04 043 US UNDP A SEA u 19d d d 37d 2 raq DE DEUDADRA N Le KEE r
74. rting the external control from the control variable Ti with SHIFT Le After power OFF the unit operates with control from the bath Ti for safety reasons external control must be re selected after power ON as explained above Notes When operating with external control it is essential to ensure that the probe for the control variable is in good thermal contact with the liquid otherwise a poor control result must be expected or the control may be completely ineffective Proceeding from the control parameters used for bath control the control may have to be adapted either by auto adaptation see Item 9 4 1 or by the input of the control parameters Important set the overtemperature switch off point TO see Item 9 3 4 sufficiently high since the bath temperature may under certain circumstances become much higher than the setpoint YACEO051 21 06 02 s 37 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 9 8 Working with controlled cooling Operation with controlled cooling requires a solenoid valve Insert the plug of the solenoid valve into the socket 19 H on the back The solenoid valve can be fitted either on the cooling coil or on a 1 2 water tap Although fitting on the cooling coil is the usual method mounting directly on the water tap is preferable for two reasons When the valve is closed the connection hose to the cooling coil is not und
75. s C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 9 6 9 6 1 9 6 2 Control parameters Indication and input of the control parameters ean D Pressing the key several times in the SHIFT mode green LED in shift key alight shows the outflow temperature limitation the correction limitation and the control parameters Xp Tn and Tv on the display in L2 Example L2 Tio 120 C Ti L2 Td _ 30 C Ti L2 Xp 0 5 C Ti L2 Tn 12 0s Ti L2 Tv _ 2 0s Ti In order to use control parameters other than those found by auto adaptation see Item 9 4 1 the values can be entered in the appropriate display after switching off the O SHIFT SHIFT function pressing LED off 0 0 1 0 ENTER if the required value is 1 0 C Example for XP For values above 200 0 or 200 0 sec the message L2 OUT OF RANGE Appears Recommendations for the control parameters In most cases satisfactory control results are obtained with the following control parameters bath liquid water oil XP 0 5 1 C Tn 10s 25s Tv 2s 5s YACD0051 21 06 02 5 34 9 6 3 9 6 4 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP Bath temperature limitation The limitation of the bath temperature is an additional warning and switch off function switching off the heating at a selectable value i e th
76. sary replace them fill in bath liquid press reset button twice Level detector Check level detector plugs and hall sensors if necessary replace them check their function carefully For USH 400 6 fill in bath liquid up to the level mark Display Temperature probe Temperature difference between Replace bath temperature probe Temperature too high two probes gt 15 C double Pt 100 For USH 400 6 please check both single Pt 100 Temperature of bath liquid Overtemperature switch off point Press reset button adjust above over temperature To set too low overtemp switch off point To at switch off point To an higher value press reset button Triac or triggering Replace triac or PCB MP Mains Display Contact input 14 N Fault Pins not connected Reason for malfunction caused by External fault is used external system No signal transmitter connected Switch off function Contact input to socket 14 N though selection Fault at PAR level see operating at PAR level is activated instructions Display Wrong inputs Setpoint adjusted above Adjust overtemperature switch off Ts gt To overtemperature switch off point point To at an higher To temperature pay attention to bath liquid flash point etc Overtemperature switch off point First adjust setpoint Ts at a lower adjusted below setpoint Ts value then set requested overtemperature switch off point Display Wrong input Setpo
77. t run With START the programme segment starts again from the beginning 9 14 4 Requesting data from the thermostat IN_1 indication of the bath temperature Ti e the request of the thermostat to transmit the bath temperature IN_2 indication of the temperature value at the external probe T1 IN_3 indication of the current setpoint Ts IN_4 status signal 7 characters char 1 from the left overtemperature fault 1 no fault 0 char 2 low level fault 1 level OK 0 char 3 programmer segment running 1 programmer segment off 0 char 4 control according to the bath temperature Ti 0 T1 1 T2 2 char 5 setpoint set by analogue inputs 1 analogue inputs off 0 char 6 indicates whether external Pt 100 T1 is connected 1 or not connected 0 char 7 indicates whether external YACEO051 21 06 02 Pt 100 T2 is connected 1 or not connected 0 55 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP IN_5 invalid IN6 invalid IN IN 7 indication of the temperature of the external probe T2 IN 8 indication of the current low temperature switch off point TU IN 9 indication of the current overtemperature switch off point TO IN A indication of the current value of Xp IN B indication of the current value of Tn IN C indication of the current value of Tv A BASIC programme used to transfer values from the thermostat to the comput
78. temperature switch off point TO is exceeded the unit switches off permanently on all poles A float switch with magnetic coupling acts as a low level cut out and also switches off the unit pump and heater permanently on all poles In both fault conditions the display shows the corresponding message and additionally an audible signal draws attention to the fault The switch off function of the safety circuit remains stored even during a break in the supply or after having switched off the supply itr Reset is possible by pressing the reset key HU J but only after having eliminated the troubles The pump motor is fitted with a temperature monitor which switches off if the motor winding overheats The heater is also switched off simultaneously After the motor winding has cooled down the pump starts up automatically Why can a thermostat be dangerous 1 Thermostats are equipped with heaters supplying the necessary heat to the thermostating liquid If the temperature control fails or if the liquid level is too low the heater may reach temperatures which can lead to a fire in the laboratory especially in combination with flammable liquids 2 When using the thermostat as a circulation thermostat a hose may break causing hot liquid to spill and endangering people and goods YACD0051 21 06 02 E 16 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP LAUDA D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP T
79. tion can be cancelled at any time with YACEO051 21 06 02 59 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 10 Maintenance 10 1 Safety notes in case of repairs Always pull out the mains plug for all repair and cleaning operations Repairs on the control unit with the cover removed must only be carried out by a qualified electrician 10 2 Repair and re initilisation LAUDA thermostats are largely free from maintenance Dirty thermostatic liquid should be removed through the drain cock and replaced If the unit should become faulty it may be advisable to return only the faulty module where appropriate The control unit can easily be removed after removing the cover releasing 2 screws 2 turns behind the front panel and disconnecting the electrical connections The module with pump heater temperature probe etc can also be separated from the bath easily When replacing the control unit check whether the new control unit has been programmed for the correct basic unit type If the correct type does not appear after having switched on the mains switch proceed as follows O PAR and amp J simultaneously and at the same time SHIFT Mains switch off press the keys switch on the supply Wait until the following display appears Li RK20K 0 K12K 1 L2 Type YACD0051 21 06 02 al 60 10 3 10 4 LAUDA Compact T
80. ture measuring points bath temperature Ti external Pt 100 probe T1 and external Pt 100 probe T2 can be set to a known accurate value The resulting correction is processed additively over the entire temperature range Check first that a sufficiently accurate reference is available otherwise it is better to use the factory calibration which gets lost by overwriting CAL Pressing the key amp 3 J in the SHIFT mode green LED in shift key alight produces the display L1 CALIBRATE L2 Ti 0 T121 T2 2 LOCAL The channel to be calibrated is selected with 0 1 or dE When selecting an unused channel e g if Pt 100 on T2 is not connected the display shows L1 Ext Pt 100 not L2 connected For calibration a sufficiently accurate reference temperature measurement should be possible and the measurement point temperature should be constant The display shows L1 T1 61 04 C le Tc The value shown in L1 is the measured value obtained without any correction using probe and electronics without calibration Now enter the real value for the measurement point T1 e g 60 00 C Example 0 6 0 0 0 Ti or T2 can be calibrated in the same way In order to avoid dangerous conditions the correction is limited to 5 K In case of larger corrections the display shows Li CORRECTION VALUE L2 TOO LARGE and the entered value is not accepted ESC You can leave the calibration level with YACEO051 21 06 02 33 LAUDA Compact Thermostat
81. ug strip terminal R glette fiches males EZK 056 EZK 056 X 23 Steckleiste 8pol Plug strip terminal R glette fiches m les EZK 057 EZK 057 Magnetventil Solenoid valve Vanne solenoide C altpc WOBSER SPLiist SPL_neu Wt_therm K_KP_2 doc 07 05 02 Gerateliste Schaltplan D 15 KP DL 15 KP g ltig ab Serie X01 List of parts Circuit diagram D 20 KP DL 20 KP at serial no Liste de sch ma connexions D 30 KP partir 230V 50Hz 230V 60Hz Teil Nr Bezeichnung Designation D signation Bestell Nr Part No Ref No Pi ce no No Ref A 1 Leiterplatte Printed circuit board Circuit imprim UL 382 1B MP Netz MP Mains MP Secteur A2 Leiterplatte Printed circuit board Circuit imprim UL 383 1B CPU CPU CPU A3 Leiterplatte Printed circuit board Circuit imprim UL 384 1 Anzeige Tastatur Indication Keyboard Affichage Clavier A4 Leiterplatte Printed circuit board Circuit imprim UL 385 1 Analog Ausgang Analog Exit Analogue Sortie A5 Leiterplatte Printed circuit board Circuit imprim EAO 091 Anzeige Display Indication Display Affichage Display B1 Pt 100 F hler Pt 100 Probe Safety Pt 100 Sonde Circuit ETP 048 Sicherheitskreis circuit securit US 061 B2 Pt 100 F hler Regelung Pt 100 Probe Controller Pt 100 Sonde R glage ETP 048 US 061 B3 Niveausensor Level sensor Niv
82. ution 0 01 0 LOCAL Entering 1 SHIFT OFF ENTER switches all displays in L1 to 0 001 K resolution The temperatures are then displayed with approx 2 digit resolution Input 0 switches all the displays in L1 to 0 01 K resolution Normally a resolution of 0 01 K is used Contact input Fault 14 N When using the contact input FAULT 14 N pins 1 and 2 of the socket have to be connected together when there is no fault If this input is not being used a blanking plug with a link has to be plugged in The function of the contact input fault can be switched off at the PAR level on the display L1 Alarm Inp con 14 N L2 on 1 off 0 by the input of 0 SHIFT OFF A shorting plus is then not required If the alarm input has been activated in error by the input of 1 the unit can be restarted by the following inputs YACD0051 21 06 02 S 30 9 4 5 9 4 6 LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP K 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP b Press the key 9 At the PAR level select Alarm Inp con 14 N Input 0 with ENTER tr Press _0 J again If a fault message has been produced by opening the external signal circuit reset by itr pressing the key amp 9 J twice after rectifying the fault Connections contact input Fault 14 N alarm in 3 pin flange socket to NAMUR recommendation NE 28 1 n o close 2 common 3 not used Connector plug 3 pin Cat No EQS 048
83. valid from Serie Z 01 Software version 2 16 06 02 YACE 0051 LRUDR Operating Instructions LAUDA Compact Thermostats C 6 CP C 12 CP C20 CP K 6 KP K 12 KP K 20 KP LAUDA Clear View Thermostats D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP LAUDA DR R WOBSER GMBH amp CO KG P O Box 1251 97912 Lauda K nigshofen Phone 49 0 9343 503 0 Fax 49 0 9343 503 222 E mail info lauda de Internet http www lauda de LAUDA Compact Thermostats C 6 CP C 12 CP C 20 CP 6 KP K 12 KP K 20 KP D 15 KP D 20 KP D 30 KP DL 15 KP DL 20 KP 1 BRIEF OPERATING INTRUCTIONS UU 6 1 1 Fitting the tubing to the pump connections enc 6 1 2 Operating Safely L eene Aaa a a Saa aq uqa A Iesu ua qaz 7 1 3 ET Une D 7 2 TECHNICAL DATA FEINEN 8 3 GENERAL CONSTRUCTION AND TECHNICAL DESCRIPTIOLN 13 3 1 Operating principles us u u IS I W asas eege GENEE SEENEN 13 3 1 1 Bath Circulation Thermostats sss eene en nnns nnne renes 13 3 1 2 Clear View Thermostat I senis sn U n 13 32 gt Materials neuere EES 13 d e Menge r 14 A ad unu ee ees 14 3 5 Temperature control and electronics eee nnn nnn 15 3 6 Mains supply output 34 H U U u u uu
84. values at PAR level PAR level too small e g 100 Pump does not run Temperature safety cut out Motor blocked Turn propeller of motor if in pump has actuated necessary replace it clean pump Pump stops Viscosity of bath liquid too high Use other bath liquid wait until motor has cooled down Bath temperature rises Controller Replace PCB MP Mains or PCB clearly above adjusted CPU setpoint Ts Heating indication ON Heating indication OFF cde Pee ON triac Temperature rises slowly s not sufficient r NN emission of pump usto wass cooling water supply or above adjusted setpoint other kind of cooling Heating indication OFF Display shows wrong Temperature probe Replace double Pt 100 or external temperature Ti T1 T2 Pt 100 T1 T2 Display is dark Temperature cut out in Overload caused by short Replace PCBs or control unit transformer has actuated circuit G Therm Service Fehler Fehlpe1 doc 04 12 98 page 3 of 4 Notes for trouble shooting for LAUDA Thermostats with P electronics Malfunction Faut Reason Remedy Unit does not work at Wrong control parameters Enter new values or start adjusted setpoint adjusted autoadaption Temperature control by Thermal contact of bath liquid Improve circulation through means of external and external measuring point external consuming device or controller not stable not sufficient thermal contact to ext Pt 100 Unit does not cool down Controller output limitation at A

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