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Operating Instructions - Wiegand International

1. C 50 300 E Ss with water cooling C 20 300 20 200 20 200 20 300 Temperature sensor Pt 100 Class B to DIN IEC 751 Temperature variation at 70 C in the bath C 0 01 0 02 0 02 0 01 Heater power max kW 3 3 3 3 Safety system 2nd resistance thermometer and level sensor Simplex pump Pump output against zero head I min 22 18 15 15 Pump pressure max bar 0 5 0 4 0 3 0 3 Duplex pumps D pump output Pressure suction l min 20 15 Pump pressure max Pressure suction bar 0 5 0 33 E Pump connections M 16 x 1 nipples 13 Filling volume I 13 17 5 19 26 33 46 17 5 30 Bath opening W x D mm 250x265 250x455 250x905 250x265 Bath depth mm 195 195 195 320 Usable liquid depth mm 175 175 175 300 Height to top of bath mm 265 265 265 390 Bench area W x D x Height mm 300x450 x465 640x300 x465 1090x300 x465 300x450 x590 only thermostat Weight with R 400 P kg 27 31 41 33 Supply 230 V 50 Hz 230 V 60 Hz kW 3 2 3 2 3 2 3 2 Cat No compl with R 400 P 230 V 50 Hz Simplex Pump Duplex Pump 230 V 60 Hz Simplex Pump Duplex Pump see Item 4 3 Technical changes reserved YATE0013 10 04 02 Protection Class 1 to VDE 0106 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 LTB 130 LTB 132 LTB 133 LTB 131 Ze LTB 230 LTB 232 LTB 233 LTB 231 si as LTB 134 LTB 234
2. overtemperature fault 1 no fault 0 low level fault 1 level OK 0 programmer segment running 1 programmer segment off 0 control according to the bath temperature Ti 0 T1 1 T2 2 setpoint set by analogue inputs 1 analogue inputs off 0 indicates whether external Pt 100 T1 is connected 1 or not connected 0 indicates whether external Pt 100 T2 is connected 1 or not connected 0 58 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL IN 5 invalid IN 6 invalid 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 Examples A BASIC programme used to transfer values from the thermostat to the computer 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
3. UB 40 30 300 35 300 20 300 0 01 27 40 250x265 450 430 520 300x450 x720 39 3 2 LTB 135 LTB 235 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL Technical data to DIN 58966 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J Operating temperature range C 30 200 30 300 30 300 30 300 30 300 with external cooling Working temperature range Simplex C 35 200 45 300 45 300 45 300 40 300 with water cooling C 20 200 20 300 20 300 20 300 20 300 Temperature sensor Pt 100 Class B to DIN IEC 751 Temperature variation at 70 C in the bath C 0 005 0 005 0 01 Heater power max kW 1 2 3 3 3 3 Safety system 2nd resistance thermometer and level sensor Simplex pump Pump output against zero head outside the bath l min 12 15 15 15 15 Pump pressure max bar 0 2 0 3 0 3 0 3 0 3 Pump connections M 16 x 1 nipples 13 Filling volume I 15 18 15 18 22 5 30 5 32 40 5 48 54 Bath opening mm 195 215 Bath depth mm 195 195 320 450 690 Usable liquid depth mm 175 175 300 430 650 Height to top of bath mm 265 265 390 520 755 Bench area W x D x Height mm 300x450 x465 300x450 x465 300x450 x590 300x450 x720 320x485 x955 only thermostat Weight with R 400 P kg 27 27 33 39 60 Supply 230 V 50 Hz 230 V 60 Hz kW 1 4 3 2 3 2 3 2 3 3 Pr
4. 230 V 60 Hz kW 3 2 3 2 3 2 Protection Class 1 to VDE 0106 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 Cat No compl with R 400 P 230 V 50 Hz LTB 143 LTB 144 LTB 145 230 V 60 Hz LTB 243 LTB 244 LTB 245 see Item 4 3 Technical changes reserved YATE0013 10 04 02 9 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 2 2 Controller R 400 P Ambient temperature C Control range C Temperature setting Resolution C Temperature measurement bath External temperature measurement Display Temperature control Heating actuator Triggering for controlled cooling Safety devices Overtemperature measurement Terminal strip for interface Digital interface Bench area W x D x H mm Weight kg Supply Loading max without accessories current take up max with accessories Cat No only if controller is ordered separately R 400 P see Item 4 3 Technical changes reserved YATE0013 10 04 02 5 40 65 305 membrane keypad with 16 keys setpoint input with 0 01 C resolution 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 additi
5. 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 Calibration of the temperature measurement circuits With the calibration function the indications of the three temperature 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 YATE0013 10 04 02 m 35 E LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL CAL Pressing the key 2 in the SHIFT mode green LED in shift key alight produces the display Li CALIBRATE L2 Ti 0 T 1 T2 2 LOCAL The channel to be calibrated is selected with 0 1 or 2 When selecting a channel not in use e g if Pt 100 on T2 is not connected the display shows Li 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 T
6. 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 Ka SHIFT mode The programme sequence can then be followed by the indication of the setpoint TS Li 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 with SHIFT E During the interruption of the programme the display shows a W wait on the right in L2 PROGR ON OFF ESC The programme can be aborted with and then SHIFT L 2 J within 2 sec Afterwards the programme can only be started with segment 1 YATE0013 10 04 02 46 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 10 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 20
7. 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 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 Pt 100 92 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 1 5 m length as specified for Pt 100 42 Pt 100 70 Pt 100 90 1 5m length as specified Screw clamp fitting stainless steel with Teflon pressure ring for Pt 100 resistance thermometer 4 mm dia Fig 5 YATE0013 10 04 02 66 Cat No ETP 009 Cat No ETP 051 Cat No Cat No Cat No Cat No Cat No UK 048 UK 213 UK 047 UK 212 HX 078 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL Figure 2 Al NS 14 29 DIN 12242 Pt 100 42 A Pt 100 90 80 Pt 100 70 250 Pt 100 44 300 Pt 100 66 1410 245 32 YATE0013 10 04 02 E 67 EEN BI Sicnerneiis Pi 108 J rechis d iy il i kan Ce ol wel OE NTO ol Rad D E Schaltelam Sch ma de connexions Circuit diagram LAUDA u
8. 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 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 YATE0013 10 04 02 z 53 a LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL Example Ti 60 C TS 60 C TO 65 C fose 12 To check the operation of the overtemperature limiter press A SHIFT OFF Input lass u Ts 20 C press H H the display shows L1 Ti 60 00 C C L2 To 65 00 C Til lass u If Tu is shown in L2 press m again Now input 0 5 8 0 0 The switch off point of the overtemperature limiter is now 2 K below the bath temperature Ti The display shows the message Li TEMPERATURE L2 TOO HIGH with a beep Heating and pump are switched off on all poles To restart the unit press the reset key L2 The display shows the standard display lass u Now press H and set To to a value above the bath temperature e g 70 C LOCAL qtr Input 0 7 0 0 0 Ka Then press the key LOJ once more The unit returns to normal operation Note The overtemperature switch off
9. J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL Both pump models are fitted with a lever for flow rate adjustment which can be used to vary the flow rate between zero and the maximum The pumps operate perfectly with liquids up to a viscosity of approx 150 mm sec with increasing viscosity the pump output decreases rapidly Performance diagrams 230 V 50 Hz SIMPLEX pump L min DUPLEX pump E JEE WEE ae EEA 2 L 6 8 10 12 14 N A EE Bee ENT 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 amembrane keypad with 16 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 YATE0013 10 04 02 16 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 3 6 3 7 4 1 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 digit
10. T2 Ts 0 3_ E g to set the bath temperature on channel 1 input 0 E Similarly for the temperature signal of the external Pt 100 T1 input 1 ES etc The display then returns to the standard display YATE0013 10 04 02 52 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 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 Low 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 Li LEVEL L2 TOO LOW and there is a warning beep tr To re start fill up the bath and press the reset key twice with approx 1 sec interval
11. TI Anschlu f Magnetventil Connection sacket for solenoid valve Douille de branchement pour Velectro vanne RS 232 C Netzspannungsausgang Mains supply oufput Sortie tension secteur Anschlu f r Thermostat Connection socket for thermostat Douille de branchement pour thermostat Netzeingang Mains input Entree secteur YATE0013 10 04 02 13 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 3 1 General construction and technical description Operating principle and type characteristics A special feature of all LAUDA Ultra Heating Thermostats is the separation of the thermostat with bath pump and all functional elements in contact with the bath liquid from the control unit R 400 P which also contains the whole electronics The connection is done through two separated cables for mains voltage and low voltage Type characteristics UB 20 UB 25 UB 50 UB 30 and UB 40 rectangular bath circulation thermostats of different dimensions and volumes UB 20 alternatively with Simplex or Duplex pumps UB 20 D UB 20 F for testing and calibrating clinical thermometers and their capillaries One of the remarkable features of this unit is the very low limitation of the working temperature range which enables the typical temperatures between 37 C and 42 C without cooling and with a very high temperature accuracy The heater and pump capac
12. 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 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 the wrong goods 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 Tel 49 0 9343 503 0 Fax 49 0 9343 503 222 E mail info lauda de Internet http www lauda de YATE0013 10 04 02 a 63 u LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 11 Accessories LAUDA Thermostats circular of normal height Stainless steel plating racks Test tube rack for 20 pieces up to 16 mm dia for U 6 U 6 D Pyncometer rack for 4 pieces for U 6 U 6 D Test tube rack for 48 pieces up to 16 mm dia for U 12 U 12 D Pyncometer rack for 12 pieces for U 12 U 12 D Test tube rack for 20 pieces up to 16 mm
13. 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 SEG_XXX XX_XX XX YATE0013 10 04 02 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 in the bath control according to the bath temperature using this programme segment command a segment can be 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 segment start suitable for the subsequent segment u
14. control variable oD Pressing the key _4 J 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 IN 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 Li 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 re starting the external control from the control variable Ti D with SHIFT LX Ju 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 cer
15. 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 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
16. 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 auto adaptation at the PAR level e g ata bath temperature corresponding to the ambient temperature On reaching the setpoint the auto adaptation switches off automatically and the result Par of auto adaptation can be indicated at the control parameter level see Item 9 6 YATE0013 10 04 02 31 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 4 2 Example 2 it is required to operate at approx 20 C with controlled cooling 1 heat up the thermostat to approx 60 C 2 set setpoint to 20 C 3 start 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 At the PAR level display select Li Output L2 in per cent_ 100 4 Using the display can be switched from e g 100 i e heating output limitation to cooling output limitation with a negative sign By the input of e g 0 0 5 8 Es SHIFT OFF a heating output limitation of 58 can be s
17. for EU countries YATE0013 10 04 02 ae 27 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 3 2 Standard display Top line L1 Ti bath temperature i internal C output in cooling range H output in heating range i cooling indication proportional to cooling actuation control heating 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 lass u1 The display in line 1 L1 can be switched by pressing the keys LY and repeated lass u operation of m to T1 T2 Ti etc T1 T2 measurements of external Pt 100 probes 9 loss 12 The display in line 2 L2 can be switched by pressing the keys J J and repeated loss 12 operation of 2 Ju Y actual output heating cooling TSi measurement of safety comparison probe with limited resolution and accuracy Ti T1 T2 TS etc YATE0013 10 04 02 28 T LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 3 3 9 3 4 Basic action on inputs and outputs ESC From virtually every dis
18. periods temperature constancy very bad Condenser dirty Unscrew grid from the back side blow compressed air or nitrogen through condenser DEE Ventilation disturbed Enlarge distance to nearby units or walls Ambient temperature too high Air Fahad os Zi room Insufficient cooling in the Bath liquid contaminated by Eed 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 BEST TIGUNG CONFIRMATION CONFIRMATION LAUDR An To A LAUDA Dr R Wobser LAUDA Service Center Fax 49 0 9343 503 222 Von From De Firma Company Entreprise Stra e Street Rue Ort City Ville Tel Fax Betreiber Responsible person Personne responsable Hiermit best tigen wir da nachfolgend aufgef hrtes LAUDA Ger t 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
19. 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 YATE0013 10 04 02 m 30 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 3 6 9 4 9 4 1 Setpoint input loss 12 Press the LY key SHIFT LED off L2 shows L2 TS _ 20 00 C Til The setpoint TS can be input within the unit temperature range but not higher than the LOCAL current overtemperature switch off point When the input is too high pressing ES does not enter the value but instead produces the message L2 Ts gt gt To Input Ts with the number keys incl negative sign SHIFT OFF e g for 25 03 C input 2 5 0 3 Bal Or for 1 93 C input 0 0 1 9 3 Ba After the last digit the cursor returns to the first digit again so that corrections can easily be made Parameter level PAR Pressing the _ amp key 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 ENTER key There should be the largest possible difference between the bath temperature and the setpoint to be entered subsequently i
20. 0 400 C 10 mV K OCT 2V 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 or 0 20 4 20 mA a temperature range selected within the working temperature 0 100 C 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 Ohm 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 YATE0013 10 04 02 47 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 11 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
21. 0 If the bath temperature Ti exceeds the selected switch off point the display shows Example L2 Tio 120 C 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 limit value can be selected by the variable Ta If the value Td is exceeded the heating or cooling output is set to 0 If this function is activated the time for heating up or cooling down may be extended YATE0013 10 04 02 E 38 T LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 7 9 7 1 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 C Change the value by entering the figures with a resolution of 1 C LOCAL Enter the new value by pressing 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 L2 Td 000 External control External measurement in
22. 0 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 3 5 ANALOG Here the changed value must be confirmed with input or if no modification is itr requested the initial value can be unscrambled again with input LOJ 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 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 mir Press the reset key U J Depending on the previous sequence press LOJ 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 lass u Press the key m SHIFT OFF to indicate the current low temperature switch off lass u point 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
23. 0 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 cae discrepancies see operating instructions Unit does not heat Triac Replace triac though heating is indicated Interruption Eliminate Controller output limitation at Enter higher 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 Kee Pere triac Temperature rises slowly EENG not sufficient ln emission of pump DE 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
24. 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 Li Analogue outp Cal L2 Chan 1 1 Chan2 2 Input SHIFT OFF 1 P or 2 for channel 2 YATE0013 10 04 02 34 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 4 8 9 5 Depending on the selected configuration 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 18 mA or the corresponding temperature by the repeated operation of the key ES 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 Li DLK normal 0 L2 DLK 45 auto 1 Select
25. 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 YATE0013 10 04 02 59 KR LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 14 5 9 15 9 15 1 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 can not be set ERR 7 syntax error in channel number ERR 8 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 chan
26. By pressing the key in the SHIFT mode the display shows L1 ANALOGUE INP OUTP L2 INP 0 OFF 1_ Pressing 0 a selects the configuration and scaling of a setpoint input The display shows Li ANALOG INP OFF 0 L2 ON 1 COMF 2_ LOCAL Input 1 Es switches in a previously configured input as setpoint and L2 shows at the right end A 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 the 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 appropriate input For pin connections for voltage or current input on socket 52 S see Item 9 10 This method compensates various scaling errors e g also those of the sources connected Pressing 2 a configures and scales the setpoint input The display shows Li ANALOG INPUT L2 U 0 I 1 Select a voltage range with 0 Ra Voltages in the range 0 10 5 V can be handled LOCAL A current range is selected with 1 ca Currents in the range 0 22 mA can be handled YATE0013 10 04 02 48 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL The display shows Li ANALOG INPUT L2 Tmin _ C Input the lowest temperature of the range whic
27. J UB 65 J UB 20 JL UB 30 JL UB 40 JL UB 20 F UB 20 J L UB 30 J L UB 40 J L YATE0013 10 04 02 12 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL Parameterebene Parameter menue Menu des parametres 9 4 Programmgeber Ubertemperatur Programmer Overtemperature Programmateur Surtemperature 934 9 9 T 300 00 SC H SEH Ts 300 00 CDI Piet Lamp Fault S Extern Regelung Lampe temoin Perturbation LG A Extern control 9 11 Ja GI CGE m bs Regulation externe f 1 97 tr 4 LOCAL wi Q ER ren Displayumschaltung Display selection Selection d affichage 9 32 Regelparameter Control parameters Parametres de reglage 96 Sollwert Setpoint Valeur de consigne 935 Analoge Ein Ausg nge Analogue inputs outputs Entrees sorfies analogique 9 11 9 12 Temperaturkalibrierung Temperature Calibration Calibrage temperature 95 Schaltuhr Timer Horloge Entsperren F llen 9 15 Reset Filling Rearmement Remplissage 934 9 13 Neutral Kontakt Sammelst rung Kontakteingang St rung Neutral contact Overall fault Contact neutre Perturbation general Input contact Fault Entree Perturbation Analoge Ein Ausg nge Analogue inputs outputs Entrees sorties analogique Pt 100 T2 Netzsicherung Main fuse Fusible secteur Pt 100
28. Li Analog outputs L2 Chan 1 1 Chan 2 2 Select channel 1 by pressing 1 Ba The display shows Li Analog output L2 U 01 1_ Select the current output with 1 Ba The display shows Li 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 Ba YATE0013 10 04 02 51 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 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 Li CONFIGURABLE 1 L2 analog output_ 4 By pressing the key SHIFT ON the pre set scalings are displayed consecutively The selection is made by input of the appropriate code SHIFT OFF Configurable means that the temperature range required to correspond to the voltage 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 Li CONFIGURABLE 1 L2 Tmin _ C Example range 20 220 C Input 0 2 0 0 0 Ra The display shows L2 Tmx _ C LOCAL Input 2 2 0 0 0 A The following fixed scalings are available 200 400 C 0 6 V 10 mV K 07 2 V Code 2 100 400 C 0 10 V or 0 20 mA or 4 20 mA Code 3 0 100 C 0 10 V or 0 20 mA or 4 20 mA Code 4 The display then shows L2 Ti T1
29. Operating Instructions LAUDA Ultra Thermostats UB 20 D UB 25 UB 30 UB 40 UB 50 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40JL from series Z 01 software version 2 16 01 01 YATE0013 LAUDA LAUDA DR R WOBSER GMBH amp CO KG P O Box 1251 97912 Lauda K nigshofen Tel 49 0 9343 503 0 Fax 49 0 9343 503 222 E mail info lauda de Internet http www lauda de LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 1 YATE0013 10 04 02 e 2 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL YATE0013 10 04 02 3 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL YATE0013 10 04 02 4 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 1 Brief Operating Instructions 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 da
30. al 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 6 W cm Mains supply output 34 H The 230 V 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 2 A 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 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 Voltage output 19 H 230 V 50 60 Hz max 0 2 A Solenoid valve for cooling water control Cat No UD 085 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
31. and rods Cover plate UB 50 4 4 openings 195 mm dia 4 sets water bath rings 4 rising platforms 4 stand rods Cover plate UB 50 8 8 openings 100 mm dia 8 sets water bath rings 8 rising platforms 8 stand rods Cat No LTZ 014 Cat No LTZ 015 Cat No LTZ 016 Rising platform or cover plate with rising platform for UB 30 or UB 40 on request LAUDA Through Flow Chillers for cooling thermostats in particular DLK 10 at operating temperatures below DLK 25 the working temperature range DLK 45 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 wire 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 320 mm Fig 2 Pt 100 66 as Pt 100 44 Overall length approx 430 mm 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 YATE0013 10 04 02 65 Cat No LFD 105 Cat No LFD 106 Cat No LFD 107 Cat No ETP 049 Cat No ETP 007 Cat No ETP 008 Cat No ETP 050 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB
32. ath cover Cat No HDR 023 for U 6 D US 6 D 1 Bath cover Cat No HDR 022 for U 12 D US 12 D 1 Bath cover Cat No HDQ 045 for UB 20 D UB 30 UB 40 1 Ball form condenser Cat No EG 002 for USH 6 USH 12 4 Nipples 13 mm dia fitted Cat No HKO 026 2 Nipples 11 mm dia Cat No HKO 025 4 Screw caps fitted Cat No HKM 032 1 m Perbunan tubing Cat No RKJ 012 11 mm int dia 1 Controller R 400 P Cat No LRK 013 1 Mains cable for R 400 P Cat No EKN 012 Operating Instructions Setting up operation as bath thermostat Set the thermostat and the controller R 400 P next to each other Make the connections between the thermostat and the control unit 45 H to 40 H and 61 S to 57S and lock the plugs Insert the mains cable into the socket 12 H of R 400 P Ensure a minimum spacing of 20 cm between the grille at the rear of the unit and the wall so that the air circulation through the grille is not restricted Close the drain cock at the back or side of the bath When operating as a bath thermostat no external system connected up link the pump connectors together with a piece of tubing As a permanent arrangement the hose link of flexible insulated metal tubing Cat No LZM 044 is the best and safest solution Open the pump adjusting lever to improve the circulation within the bath UB 65 J is fitted with an overflow connection below the pump connectors Here the hose is connected Place a suitable vessel b
33. 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 circuits 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 YATE0013 10 04 02 24 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 7 3 Open systems baths Units with a pressure suction pump can be used for thermostating external open baths For thermostating open external systems baths hang the hoses into the external bath preferably at opposite sides and protect them against slipping out The suction hose should have a notch at its end so that it cannot attach itself by suction to the wall or the bottom of the bath Using a screw on connector Cat No UO 062 is a better solution Before switching on the unit the external bath has to be filled with liquid up to the required level It is advisable to set up the external bath at the same level If the difference i
34. ce 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 YATE0013 10 04 02 44 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 9 2 Example of a programme Segment 50 Segment No Tstart 1 Cycles Tolerance range YATE0013 10 04 02 C min C min C min C min C min 7000 30 9000 00 8000 00 1000 30 0 0 0 1 9 9 45 LOCAL Press ENTER 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 2X 1x 1x LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 9 3 9 9 4 9 9 5 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 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 with ENTER each
35. 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 overtemperature 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 YATE0013 10 04 02 17 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL In both fault conditions the display indicates 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 utr Reset is possible by pressing the reset key LO 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 4 2 Why can a thermostat be dangerous 1 Thermostats are equip
36. dia for US 6 US 6 D Pyncometer rack for 4 pieces for US 6 US 6 D Test tube rack for 48 pieces up to 16 mm dia for US 12 US 12 D Pyncometer rack for 12 pieces for US 12 US 12 D Test and centrifugal tubes etc UB 20 D up to 2 pieces UB 25 up to 4 pieces UB 50 up to 8 pieces RH 13 RH 18 1 RH 18 2 RH 30 for 56 tubes 10 13 dia 80mm immersion for 36 tubes 14 18 dia 80 mm immersion for 36 tubes 14 18 dia 110 mm immersion for 10 tubes 24 30 dia 110 mm immersion Rising platform with continuous height adjustment for UB 20 D bench area 240 x 225 mm When the Rising platform is mounted the bath opening will be reduced to 250 x 225 mm Cover plate UB 20 D 1 opening 195 mm dia 1 set water bath rings 1 rising platform Cover plate UB 25 2 2 openings 195 mm dia 2 sets water bath rings 2 rising platforms 1 stand rod YATE0013 10 04 02 64 Cat Cat Cat Cat Cat Cat Cat Cat No No No No No No No No UG 004 UG 005 UG 006 UG 007 UG 004 UG 005 UG 006 UG 007 Cat No UG 086 Cat No UG 087 Cat No UG 088 Cat No UG 089 Cat No LTZ 012 Cat No LTZ 011 Cat No LTZ 013 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL Cover plate UB 25 4 4 openings 100 mm dia 4 sets water bath rings 4 rising platforms 4 st
37. elow it YATE0013 10 04 02 23 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 7 1 7 2 Note When loosening or tightening the screw caps 19 mm aff hold the threaded nipple on the tubing connections with a spanner 14 mm a f Connection of external systems Circulation pumps In principle there are two different pump types SIMPLEX pumps e g at UB 20 US 12 and DUPLEX pumps e g at UB 20 D US 12 D SIMPLEX pumps are used for operation with closed external systems They require a pressure tight external system DUPLEX pumps are used mainly with open external systems such as bath vessels In contrast to SIMPLEX pumps they have a pressure and a suction stage as well as a float for level control DUPLEX pumps automatically maintain a constant level in the thermostat irrespective of the level in the external bath Liquid is poured into the external bath until a level is achieved in the thermostat at which the pressure and suction stages have exactly the same output Closed external circuits If the thermostat is connected to closed external circuits additional liquid must be poured in after the thermostat has been switched on until the liquid in the bath remains at the correct level approx 2 cm below the cover plate At higher operating temperatures the expansion in volume of approx 8 per 100 C during the filling has to
38. emperature range 20 180 C Kryo 20 former designation Ultra Therm 160 MS Cat No LZB 016 Silicone oil viscosity at 20 C 10 mm sec viscosity at 30 C 34 mm2 sec fire point gt 230 C Safety data sheets according to EU Guidelines are available on request 5 2 Hose connections 5 2 1 Perbunan tubings Perbunan tubing uninsulated Cat No RKJ 011 9 mm int diameter Temperature range 0 120 C Suitable for all bath liquids listed above Perbunan tubing insulated Cat No LZS 004 9 mm int diameter approx 30 mm ext diameter Temperature range 60 120 C Particularly suitable for low temperature operation Perbunan tubing uninsulated Cat No RKJ 012 11 mm int diameter Temperature range 0 120 C Perbunan tubing insulated Cat No LZS 008 11 mm int diameter 9 mm insulation Temperature range 60 120 C Particularly suitable for low temperature operation YATE0013 10 04 02 21 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 5 2 2 Silicone tubings Silicone tubing uninsulated Cat No RKJ 059 11 mm int diameter Temperature range 30 100 C For water and water glycol mixture Silicone tubing insulated Cat No LZS 007 11 mm int diameter 9 mm insulation Application as for uninsulated Silicone tubing Temperature range 60 100 C Note Do not use Silicone tubing in conjunction with S
39. et LOCAL With e g 0 9 3 a cooling output limitation of 93 is entered The action can be recognised by the symbols i and H 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 Li Output L2 OUT OF RANGE YATE0013 10 04 02 32 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 4 3 9 4 4 Display resolution L1 At the PAR level display select Li Display 0 001 1 L2 resolution 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 Li Alarm Inp con 14 N L2 on 1off 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 tr Press the LOJ key At the PAR level
40. 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 the low temperature and overtemperature switch off point 4 Read out of the set overtemperature and undertemperature switch off point 5 Read out of the fault signal 6 Transfer of the ramp segments and their processing YATE0013 10 04 02 55 u LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 14 2 9 14 3 7 Status signal 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 thermostat 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 command OUT SEG START STOP switches the thermostat to remote operation This can be recognized by an R setpoint source RS 232 on the
41. ging 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 By pressing the key in the SHIFT mode the display shows L1 Clock 0 Activ 1 L2 SET 2 FUNCT 3 LOCAL ESC By the input of 0 PS 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 Li DAMOYE HMI L2 Day month year weekday hours and minutes are now input in sequence YATE0013 10 04 02 S 60 E LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 15 2 9 15 3 Weekday code Monday Tuesday Wednesday Thursday Friday Saturday Sunday NORWOOD 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 Timing clock function By pressing the key in SHIFT mode the display shows the menu as described in Item 9 15 1 Select the timing function FUNCT 3 with 3 Ba The display shows Li Thermostat ON 1 L2 OROFF 0 Here it can be selected whether the thermostat should automatically switch on or off at the time to be selected subsequently under 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 tim
42. h 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 O Es The display shows Li ANALOG INPUT L2 Tmx _ LOCAL Input the upper limit of the temperature range with 1 2 0 0 0 el 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 or 1 a This menu item is omitted when the voltage input has been selected The display shows L1 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 LOCAL with input O ENTER 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 YATE0013 10 04 02 49 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL The unit may switch to fault if the input signal is not connected If this is the case it is 1f r necessary to connect the input signal first Then press the reset key LO and calibrate in the same way as described above LOCAL Select recalibration with 1 EES The display shows L
43. he display shows L1 Ti 61 04 C L2 TC P 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 value entered is not accepted ESC You can leave the calibration level with YATE0013 10 04 02 m 36 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 6 9 6 1 9 6 2 Control parameters Indication and input of the control parameters par 9 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 Thi 12 0 s Ti L2 Tv 2 08 Ti In order to use control parameters other than those found by the auto adaptation see Item 9 4 1 the values can be entered in the appropriate display after switching off the O SHIFT function pressing zl LED off 0 0 1 O ENTER if the required value is 1 0 C Example for Xp F
44. hrough the drain cock and replaced If the unit should become faulty it may be advisable to return only the faulty module where appropriate For reasons of safety and keeping to the EMC Guideline only original cables must be used When replacing the control unit electronics check whether the new control unit has been programmed for the correct basic unit type If the correct type R 400 P does not appear after having switched on the mains switch proceed as follows 6 PAR and L J simultaneously and at the same time SHIFT Mains switch off press the keys switch on the supply YATE0013 10 04 02 62 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 10 3 10 4 Wait until the following display appears Li RK20K 0 K12K 1 L2 Type O PAR D Release the keys and Ls and go through the menu with the key until the LOCAL required type appears Input the code number and enter with ENTER The type designations are shown abbreviated The unit is protected with a fuse 6 3 x 32 FF16A at the rear of R 400 P 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
45. i 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 B The display shows Li Wait L2 XXXXXXXXXXXXXX The calibration takes approx 20 sec The display then shows Li SET Umax L2 YES 1 When the voltage or current corresponding to the upper range limit is applied to the LOCAL input confirm this by input of 1 ENTER The display shows Mi m wait L2 XXXXXXXXXXXXXX The calibration takes approx 60 sec The display then returns to the standard display The calibration is finished Switch on the external setpoint from an analogue input as described in Item 9 11 2 YATE0013 10 04 02 E 50 S LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 12 9 12 1 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 Ti 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 oronpin5 as ANALOG 170 current output Press key in SHIFT mode The display shows Li ANALOG INP OUTP L2 INP 0 OUTP 1 Select the processing of the outputs by pressing 1 Ra The display shows
46. ilicone oils 5 2 3 Metal hoses Metal hoses single layer insulation Temperature range 0 400 C Metal hose MC 50 50 cm long Cat No LZM 040 Metal hose MC 100 100 cm long Cat No LZM 041 Metal hose MC 150 150 cm long Cat No LZM 042 Metal hose MC 200 200 cm long Cat No LZM 043 Metal hoses with special insulation 3 layer insulation Temperature range 0 350 C Metal hose MC 50S 50 cm long Cat No LZM 046 Metal hose MC 100 S 100 cm long Cat No LZM 047 Metal hose MC 150 S 150 cm long Cat No LZM 048 Metal hose MC 200 S 200 cm long Cat No LZM 049 Metal hose connections to link pump outlets insulated Cat No LZM 044 Temperature range 0 400 C Highly flexible thermally insulated stainless steel V2A metal hoses with M 16 x 1 mm connecting thread Int diameter 10 mm These hoses offer optimum safety Further details on thermostatic liquids and hoses can be found in our special publication YATE0013 10 04 02 22 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 6 1 6 2 Unpacking assembly and setting up Unpacking The 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 Cat No HDR 001 for U 3 USH 6 USH 12 1 B
47. ing function as described under Item 9 15 1 and LOCAL enter it with Fe The display returns to the standard display Activating the timing clock function 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 al Again the display shows Li Clock L2 ON 1 OFF 0 YATE0013 10 04 02 61 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 10 10 1 10 2 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 ESC In addition the timing function can be cancelled at any time with Maintenance Safety notes in case of repairs Always pull out the mains plug for all repair and cleaning operations Repairs on the units with the cover removed must only be carried out by a qualified electrician Repair and re initilisation LAUDA thermostats are largely free from maintenance Dirty thermostatic liquid should be removed t
48. ities are brought into line correspondingly Apart from that like UB 20 J UB 20 J UB 30 J UB 40 J and UB 65 J All models are equipped with a cylindric operating chamber which is adjustable approx 20 mm in height By this facility the bath surface can be adjusted so that it can even be above the cover plate Thus fully immersed thermometers can be read directly at the immersion place Additionally the seperate operating chamber offers a constant immersion depth independent of the volume expansion of the bath liquid and a very good temperature accuracy and temperature distribution All units are also provided with pump outlets for connecting up closed external thermostating systems UB 20 JL UB 30 JL UB 40 JLThese models are equipped with polyurethane foam Thereby the temperature range is specified from 40 to 200 C Type UB 65 J is equipped with two circulation pumps because of the great liquid volume YATE0013 10 04 02 14 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 3 2 3 3 3 4 Example UB 20 J Setting screw Operating chamber Laboratory thermostats operate with liquids operating medium heat transfer oil 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 circulated by the pum
49. mage and if necessary inform the carrier or the postal authority Assemble the unit according to Section 6 and add extra items as appropriate 1 1 Fitting the tubing to the pump connections Without external system for improved circulation within the bath fit the tubing nipples and link them together with e g Perbunan tubing up to 120 C or better a metal tubing open the pump adjustment lever With external system connect the tubings 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 R 400 P followed by the standard display Poise 1 loss 12 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 utr If there is an error message press the key LOJ and perhaps increase To Important TO must be at least 25 K below the fire point of the bath liquid used see Item 9 3 4 YATE0013 10 04 02 T 5
50. mperatures Losses can be reduced by providing suitable bath covers see accessories Distilled or deionised high purity water is corrosive and should be used only with the addition of about 0 1 g sodium carbonate per litre water Otherwise its use may lead to corrosion Temperatures near zero and below Water monoethylene glycol mixture preferably Glycoshell P 300 in the ratio 1 1 Kryo 30 former designation Ultra Therm G 100 Cat No LZB 009 working temperature range 30 90 C boiling point 110 C viscosity at 20 C 4 mm sec non flammable When operating for longer periods at higher temperatures the proportion of the water decreases The mixture approaches the properties of pure glycol and becomes flammable flash point 128 C The mixture ratio should therefore be checked from time to time against the original mixture e g by using a hydrometer working temperature range 30 200 C Ultra 350 former designation Ultra Therm 330 SCB Cat No LZB 007 synthetic heat transfer oil viscosity at 20 C 34 mm sec fire point gt 240 C working temperature range 80 280 C Ultra 300 former designation Ultra Therm SW 300 N Cat No LZB 008 Silicone oil viscosity at 80 C 30 mm2 sec viscosity at 100 C 20 mm2 sec fire point gt 400 C YATE0013 10 04 02 20 z LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL working t
51. n blocks the Leave the function or press ESC when a button is pressed keybord e g programme runs RS 232 R appears on the right RS 232 active Parameter etc side of display L2 Stop access and press the button Local Display Wrong input Actual value is lt Tu resp Set low temperature switch off Tu Cursor flashes setpoint adjusted too close to point Tu at a lower value acoustic signal switches low temperature switch off point compressor off after 1 Tu bath temperature Ti falls min below Tu Display Wrong input Tried to enter values being out Choose the right values taking into Out of range of admissible ranges Ts To Tu consideration their limitations being out of operating temp check bath liquid or configuration after having switched on the unit operating temperature range of the unit 199 9 Input values are outside of Reinitialize type of unit temperature limits of the type of see operating instructions unit or initialization does not fit Maintenance may also return to the type of unit Default values Tu or To is not adjustable Out of range Motor chamber temperature Surrounding temperature of the gt 55 C part of the thermostat may be too high see operating instructions 5 2 8 Display Level too low Fill in bath liquid see operating J instructions 5 2 3 only for USH 400 6 RUL and RUK Display TA only for USH 400 6 Display Level in the
52. n 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 Setpoint adjusted below low Adjust low temperature switch off Ts lt 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 Operating error Setpoint is determined by the Switch off analogue input adjustable but will analogue input see right side of disappear display L2 A Sound signal appears Another functio
53. n level between the open external bath and the thermostat bath is more than 0 5 m there is the possibility in certain applications that the control range of the level controller is not sufficient With a higher lower external bath level the suction pressure hose should then be clamped off 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 overflowing 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 34 H Non Return Fitting Cat No UD 125 Always protect the tubing with hose clips against slipping off or use stainless steel hoses V2A 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 YATE0013 10 04 02 25 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 8 8 1 8 2 Cooling the thermostats Because of the frictional heat of the circulating pump thermostating without cooling can only start appreciably above the ambient temperat
54. n 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 the 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 YATE0013 10 04 02 19 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 5 5 1 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 Bath liquids Operating temperature range 5 90 C Use softened water Make up evaporation losses at elevated te
55. nnector insert Insert du connecteur EQS 031 EQS 031 EQS 031 EQG 016 EQG 016 EQG 016 X 52 Steckerleiste SUB D Socket terminal strip R glette fiches males EQM 080 EQM 080 EQM 080 15pol EQG 027 EQG 027 EQG 027 X 57 Klemmleiste Line up terminal Barrette a bornes EZK 071 EZK 071 EZK 071 X 58 L tleiste Terminal strip Plot de brasage EZK 019 EZK 019 EZK 019 C altpc WOBSER SPLiist SPL_neu Ultra_z doc 21 09 01 N ALXS ODL Ld ors es WD web D t OOZIDADI NA Bun sansisuy HPE ox tZ D4D1i93 M t a eeng HET ax wel iois Du Le tex Fex Jeaunf HDU uy LBB ABER SySf uyss JO 499 J85UNZ1 NN us unpJasu a YUDSITASDIPSND Lu31u 811D sun 4 a 1 Le Te Te fe na un pp eg A Innnworoos es Pun Bun 119 18 JIM us jDyaq BUNUYD I SZ S P JDJ UVYI22 Version 2 14 ab Serie X91901 Schaltelan Schema de connexions Dr R Vobser Circuit diawram Ger teliste Schaltplan R 400 P gultig ab Serie X List of parts circuit diagram at serial no Liste de sch ma connexions a partir 230V 50Hz Teil Nr Bezeichnung Designation D signation Bestell Nr Part No Ref No Pi ce no No Ref A1 Leiterplatte MP Netz Printed circuit board Circuit imprim MP UL 382 1C MP Mains Secteur A2 Leiterplatte CPU Printed circuit board Circuit imprime CPU UL 383 1B CPU A3 Leiterplatte Anzeige Printed circui
56. ol EQG 019 X 52 Buchsenleiste SUB D Socket terminal strip R glette a douille EQF 076 15pol C altpc WOBSER SPLIist SPL_neu R400P doc 07 03 01 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 necessary 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 a
57. or values above 200 0 C 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 C 1 C Tn 10s 25s Tv 2s 5s YATE0013 10 04 02 37 gt LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 6 3 9 6 4 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 the heating output is set to 0 This protects the unit from a continuous cutoff 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 C Change the value by entering the figures with a resolution of 1 C LOCAL Enter the new value by pressing 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 00
58. otection Class 1 to VDE 0106 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 Cat No compl with R 400 P 230 V 50 Hz LTB 139 LTB 136 LTB 137 LTB 138 LTB 142 230 V 60 Hz LTB 239 LTB 236 LTB 237 LTB 238 LTB 242 see Item 4 3 Technical changes reserved YATE0013 10 04 02 z 8 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL Technical data to DIN 58966 UB 20 JL UB 30 JL UB 40 JL Operating temperature range C 40 200 40 200 40 200 with external cooling Working temperature range Simplex C 45 200 45 200 45 200 with water cooling C 20 200 20 200 20 200 Temperature sensor Pt 100 Class B to DIN EN 60751 Temperature variation at 70 C in the bath C 0 005 0 01 Heater power max kW 3 3 3 Safety system 2nd resistance thermometer and level sensor Simplex pump Pump output against zero head outside the bath l min 15 15 15 Pump pressure max bar 0 3 0 3 0 3 Pump connections M 16 x 1 nipples 13 Filling volume I 15 18 22 5 30 5 32 40 5 Bath opening mm 8195 Bath depth mm 195 320 450 Usable liquid depth mm 175 300 430 Height to top of bath mm 265 390 520 Bench area W x D x Height mm 300x450 x465 300x450 x465 300x450 x590 only thermostat Weight with R 400 P kg 27 33 39 Supply 230 V 50 Hz
59. 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 Fat 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 Adjust 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
60. over plate When working with thermal oils e g Ultra Therm 330 SCB slightly less liquid should be filled in to allow for expansion The level must obviously not fall below the minimum otherwise the low level protection swiches off the unit see Safety circuit The same applies to filling an external system by the pump during start up UB 20 F UB 20 J UB30 J UB 40 J UB 65 J When these types are switched on the cylindric working chamber is always filled completely this is why only the rest volume of the bath allows for further expansion in volume We recommend to control the level at operating temperature with the unit switched off Also in this case the level should not be higher than 2 cm below the cover plate 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 R 400 P for all Ultra Thermostats V 2 XX Date software version L Ti 20 00 C C other values depending on L2 Ts 10 00 C Ti bath temperature and setpoint Notice only valid
61. p of the thermostat When operating as a 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 Materials All materials in contact with the bath liquid are made from rust free stainless steel or materials of similar anti corrosion properties 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 Pumps The units are fitted either with a pressure pump type designation without D which we call SIMPLEX pump or with a pressure suction pump with automatic level control type designation with D called DUPLEX pump Both types are submersible centrifugal pumps SIMPLEX pumps have a single pressure stage they are used for thermostating closed external systems or when the unit is used mainly as a bath thermostat DUPLEX pumps have a pressure stage and a suction stage The output of the pressure stage is adjusted by a float in accordance with the bath level so that the two stages have the same output This enables to thermostate external open baths The pumps are driven by nonsynchronous outside rotor motors with overload protection embedded in the motor winding YATE0013 10 04 02 15 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30
62. ped 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 The 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 FL when operated according to the regulations 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 use
63. play 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 key off After the last digit of a number the cursor returns to the first digit so that corrections can LOCAL easily be made before pressing the ENTER key A brief beep on pressing a key means that this input is not possible 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 lass u Press the Kit key to indicate the current overtemperature switch off point TO SHIFT Important The green LED in the key must not be alight If necessary bring the QO keypad to the basic mode by pressing the key LED off If TU is indicated press lass 11 t1 Y 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 A new value is input with the number keys SHIFT off e g 98 70 C requires 0 9 8 7 0 Fe After the last digit the cursor returns to the first digit again so that any corrections can easily be made LOCAL Pressing the key BE Enter you are asked Lo To new Y N 1 0__ 0 YATE0013 10 04 02 m 29 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 2
64. 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 under Items 9 13 1 and 9 13 2 the unit must immediately be taken out of use and checked by an engineer otherwise its safety is no longer ensured YATE0013 10 04 02 54 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 13 3 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 9 14 Serial interface RS 232 C 9 pin sub D socket 53 S 9 14 1 Data of the RS 232 C interface Cables used computer end Computer Thermostat 25 pin 9 pin 9 pin 3 RxD T x D transmitted data 2 2 TxD 3 3 R x D received data SG 5 5 signal ground DSR 6 6 DTR data terminal ready RTS 7 7 CTS clear to send CTS 8 8 RTS request to send ak OD NP 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
65. puts 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 Pt 100 2 U voltage path DIN IEC 751 3 U voltage path 4 current path 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 cascade 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 YATE0013 10 04 02 39 gt LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 7 2 9 7 3 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 C The external control with the measuring point T1 is switched on with the key in the SHIFT mode pressing the key again switches to T2 as
66. r 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 YATE0013 10 04 02 18 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 4 4 4 4 1 4 4 2 4 4 3 4 4 4 4 4 5 Note 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 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 and connecting cables We have ensured that the mains cable the connecting cables 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 o
67. 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 YATE0013 10 04 02 41 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL Mounting instructions for the solenoid valve Direct installation on the cooling coil as supplied Note Use hose clips not required Direct installation at the water tap is supplied separately modification HE sealed with Teflon sealed with Teflon not required YATE0013 10 04 02 42 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 9 9 9 1 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 expec
68. right in L2 lass u1 Then all the keys are locked except for the functions SHIFT Erle and SHIFT LI If there is no output instruction from the connected computer the keyboard can be LOCAL FT O activated until the next output instruction by pressing the keys ENTERJ The data requests by the thermostat IN commands only lock the programme keys SHIFT kl and SHIFT ea All the other key functions are in operation In the following text the symbol _ 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 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 YATE0013 10 04 02 E 56 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL Note set baud rate to 4800 see Item 9 4 5 130 OPEN COM1 4800 N 8 2 AS 1 CLS LOCATE 8 5 PRINT SPC 70 LOCATE 8 5 INPUT Enter your
69. select Alarm Inp con 14 N Input 0 with Press LO again If a fault message has been produced by opening the external signal circuit reset by utr pressing the key LO 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 YATE0013 10 04 02 33 u LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 4 5 9 4 6 9 4 7 Connector plug 3 pin Cat No EQS 048 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 Baud rate RS 232 On the display at the PAR level Li Ser Int RS 232 L2 Baud Rate 9600 LC it is possible to switch with between 9600 and 4800 With EXTER 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 a SHIFT OFF 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
70. sing OUT_XXX XX blank no character 57 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL SEG_ XX _XXX_XX XX 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 OUT_TBX X the tolerance range value is of 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 OUT_CYXX number of the programme cycles range 1 99 0 switches off the function i e the programme is repeated until it is stopped manually START starts the segment contained in the programme buffer STOP stops the programme segment run With START the programme segment starts again from the beginning 9 14 4 Requesting data from the thermostat IN indication of the bath temperature Ti i e the request of the thermostat to transmit the bath temperature IN 2 indication of the temperature at the external probe T1 IN_3 indication of the current setpoint TS IN A status signal 7 characters char 1 from the left char 2 char 3 char 4 char 5 char 6 char 7 YATE0013 10 04 02
71. t board Circuit imprim Affichage UL 384 1B Tastatur Indication Keyboard Clavier A4 Leiterplatte Analog Printed circuit board Circuit imprim Sortie UL 385 1 Ausgang Analog exit analogue A5 Leiterplatte Anzeige Printed circuit board Circuit imprim Affichage EAO 091 Display Indication Display Display B1 Pt 500 F hler Regelung Pt 500 Probe control Pt 500 sonde contr le ETP 021 B2 Schwimmer Float Flotteur US 053 B6 Pt 500 F hler Pt 500 Probe Pt 500 sonde ETP 021 bertemperatur overtemperature surtemperature C 10 C 13 Kondensator Condenser Condensateur ECF 023 F 10 Steuersicherung Control fuse Fusible commande EES 003 Sicherungshalter Fuse holder Porte fusible EEH 009 S1 Netzschalter Mains switch Interrupteur secteur EST 032 X8 AnschluBbuchse Kthlen Connection socket Douille de jonction EQK 044 Cooling R froidissement EQZ 006 x9 Anschlu buchse Connection socket Douille de jonction EOD 037 R cklaufsicherung Reflow security valve Protection de refoulement EQZ 006 X 22 Steckleiste 10 pol Socket terminal strip R glette a fiches EZK 056 X 23 Steckleiste 8 pol Socket terminal strip R glette a fiches EZK 057 X 24 Buchsenleiste 8 pol Socket terminal strip R glette a fiches EQG 025 X 25 Buchsenleiste 3 pol Socket terminal strip R glette a fiches EQG 024 X 50 Netzanschluss Mains connection Connection secteur EQD 030 X 51 Steckdoseneinsatz Socket insert Insert de prise EQD 026 10p
72. tain circumstances become much higher than the setpoint YATE0013 10 04 02 40 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 8 Working with controlled cooling Operation with controlled cooling requires a solenoid valve see Item 3 7 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 under 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 connectors 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
73. ted see Item 9 3 4 Programme input PROGR INPUT Press the key L7 J in SHIFT mode The display shows Li PROG INP L2 Tstart _ C Enter here the starting temperature of the programme SHIFT OFF automatically e g for 60 00 C input 0 6 0 0 0 Ba The display shows Li PROG INP SEG 01 L2 T_ C h Now enter the target temperature and the time for the first segment e g for 140 00 C in the time 2 h 00 min 1 4 0 0 O ENTER then 0 2 ENTER then O O ENTER The display shows Li PROG INP SEG 02 L2 TI Tih 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 LOCAL After the last programme segment press the key once more YATE0013 10 04 02 43 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL The display shows Li 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 Li 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 toleran
74. u LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 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 i 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 with non flammable bath liquids only or with flammable bath liquids up to 25 C below their fire point otherwise there is a 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 YATE0013 10 04 02 6 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 2 Technical data to DIN 58966 2 1 Thermostat UB 20 UB 25 UB 50 UB 30 UB 20 D Operating temperature range C 60 300 30 300 30 300 30 300 with external cooling and cover plates Working temperature range Simplex C 45 300 40 200 35 200 40 300 Duplex D
75. ure 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 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 Through flow chillers DLK 10 DLK 25 and DLK 45 Can be used depending 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 YATE0013 10 04 02 26 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL 9 1 9 2 9 3 9 3 1 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 c
76. v a E4 u a Deckelatte us TDYSCQJOA USBUNVepUp BUDEIUUS L x IAU UD BIODEJBL 8 Pun Buns 1p 18 DH S1U93 SBunziInnN uslunpsskuI UDITASDJPSND Ius u 11ID sun JIM Us 1DUad BUNUUDIaZ S P JDJ Ger teliste Schaltplan UB 20 UB 20 J g ltig ab Serie Z 01 List of parts circuit diagram UB 20 F UB 20 JL at serial no Liste de sch ma connexions oe ee a j partir 230V 50Hz UB 30 JL 2 UB 40 UB 40 J UB 40 JL UB 65 J Teil Nr Bezeichnung Designation D signation Bestell Nr Bestell Nr Bestell Nr Part No Ref No Ref No Ref No Piece No Ref No Ref No Ref de UB20F UB30 UB 20 UB 30 J UB 20 J UB 40 UB 25 UB 40 J UB 50 UB 65 J B1 Pt 100 Fuhler Pt 100 Probe Safety Pt 100 Sonde Circuit ETP 046 ETP 048 ETP 046 Sicherheitskreis circuit securit B2 Pt 100 F hler Reglung Pt 100 Probe Controller Pt 100 Sonde R glage ETP 046 ETP 048 ETP 046 B3 Niveausensor Level sensor Niveau sensor EKS 034 EKS 034 EKS 034 C1 Motorkondensator Motor condenser Condensateur moteur ECA 004 ECA 004 ECA 004 C6 Entst rkondensator Interference Capacitor Condensateur ECF 003 ECF 003 ECF 003 d antiparissage Ei Heizk rper Heater Corps de chauffe UH 121 UH 124 UH 125 F1 bertemperaturschutz Overtemperature Protection de Intern Intern Intern Umw lzpumpe protection Circulating surpression Pompe de pump circulation M 1 Motor Motor Moteur EM 047 EM 058 EM 047 x 51 Steckereinsatz 10 pol Co
77. vely at each measurement point 2 separate temperature measurement circuits for external Pt 100 to DIN EN 60751 in 4 wire circuit accuracy and stability of measurement better than 0 05 0 05 K can be calibrated additively at each measurement point One probe produces the measurement for external control back lit LCD matrix display 2 lines with 16 signs each 10 mm character height 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 triac zero crossing with full wave PWM capacity max 3 kW or 14 A triac control of control valve for cooling water solenoid valve 230 V 50 60 Hz max 0 2 A In the working temperature range adjustable overtemperature protection and adjustable low level protection Pump and heater are switched off on all poles Pt 100 in the thermostating part overall fault input fault analogue signals 2 x Pt 100 Ext RS 232 C 190 x 200 x 180 230 V 50 60 Hz 3 2 kW 16A LRK 013 10 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40 J UB 65 J UB 20 JL UB 30 JL UB 40 JL UB 20 D UB 0 LAUDA UB 30 UB 40 UB 25 UB 50 YATE0013 10 04 02 11 LAUDA Ultra Thermostats UB 20 D UB 25 UB 50 UB 30 UB 40 UB 20 F UB 20 J UB 30 J UB 40
78. vessel is close to Either reduce the amount of T 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 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 Check setpoint selection see Switch setpoint selection to right side of display L2 I Internal P Programme A Analogue R RS 232 Display Clock does not run RAM defective Unit has to be switched on once External fault clock again set date and time once stop again see operating instructions if necessary replace RAM G Therm Service Fehler Fehlpe1 doc 04 12 98 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 10

Operating Instructions - Wiegand International

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