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LAUDA DR. R. WOBSER

GMBH & CO. KG

P.O. Box 1251

97912 Lauda-Königshofen

Germany

From Series Z 01
Software version 2.0
01/01
YACE0059

Phone: (+49) (0) 9343/ 503-0

Fax: (+49) (0) 9343/ 503-222

e-mail   [email protected]

Internet http://www.lauda.de

Operating Instructions

Ecoline

Low-temperature thermostats

RE 104, RE 106, RE 107, RE 112, RE 120

Summary of Contents for RE 104

Page 1: ...önigshofen Germany From Series Z 01 Software version 2 0 01 01 YACE0059 Phone 49 0 9343 503 0 Fax 49 0 9343 503 222 e mail info lauda de Internet http www lauda de Operating Instructions Ecoline Low temperature thermostats RE 104 RE 106 RE 107 RE 112 RE 120 ...

Page 2: ......

Page 3: ...ment without the bath liquid Do not start up the equipment if it is damaged or leaking the supply cable is damaged Switch off the equipment and pull out the mains plug for servicing or repair the supply cable is damaged Drain the bath before moving the equipment Have the equipment serviced or repaired by properly qualified personnel only The Operating Instructions include additional safety notes w...

Page 4: ...se connections 9 5 4 Connection of external circuits 11 6 STARTING UP 12 6 1 Connection to the supply 12 6 2 Switching on 12 6 3 Setpoint selection 13 6 4 Menu functions 14 6 4 1 Refrigeration system level 1 14 6 4 2 Pump output 15 6 4 3 User calibration 16 6 5 Warning and safety functions 17 6 5 1 Overtemperature protection and testing 17 6 5 2 Low level protection and testing 19 6 5 3 Pump motor...

Page 5: ...2 Maintenance and repair 23 8 2 1 Maintenance of the refrigeration unit 24 8 2 2 Note on repair and disposal 24 8 3 Ordering spares 24 9 TECHNICAL DATA TO DIN 58966 25 10 ACCESSORIES 28 11 CIRCUIT DIAGRAM 29 12 PIPE PLAN 33 ...

Page 6: ...d where there may be injury to personnel if a recommendation is not followed accurately or is disregarded Note Here special attention is drawn to some aspect May include reference to danger Reference Refers to other information in different Sections ...

Page 7: ...ng connections Section 5 1 and 5 4 2 Fill the unit with corresponding liquid Section 5 3 The units are designed for operation with non flammable and flammable liquids to EN 61010 2 010 Take care of the level of the bath liquid Section 5 2 3 Connect the unit only to a socket with a protective earth PE connection Compare the information on the rating label with the supply details 4 Using a screwdriv...

Page 8: ...l elements 2 2 Control and functional elements Cooling LED green Supply ON Menu functions Mains switch Setting of the overtemperature switch off point Pump connections return Pump connections outflow Bath bridge Bath cover ...

Page 9: ...es circulation inside the bath By turning the setting knob it is possible to choose between both outlets or to divide the flows The pump ca n be used up to viscosities of 150 mm s However to get an optimum accuracy of control a viscosity of 30 mm s is recommended One of five pump output steps can be selected using the operating menu On small low temperature thermostats e g RE 104 or RE 106 and wit...

Page 10: ...be unaffected by supply variations and interference 3 4 Materials All parts which come into contact with the bath liquid are made from high grade materials appropriate to the operating temperature These are rust free stainless steel PPS plastics and fluoride rubber 3 5 Refrigeration system The refrigeration system consists essentially of a hermetically sealed compressor Heat of condensation and mo...

Page 11: ... damage visible on the unit the forwarding agent or the post office has to be notified so that the shipment can be examined Standard accessories Bath cover on all low temperature thermostats except for RE 120 Closing plugs on all low temperature thermostats Warning label on all low temperature thermostats Operating Instructions on all low temperature thermostats ...

Page 12: ...l circulation the flow emerges at the opening for the bath circulation or link together the pump connections See ill 3 Operation with external consumer circulation thermostat Section 5 4 Adjustments of the pump outflows Ill 1 Pump setting knob turned anticlockwise Ill 1 Pump setting knob medium position Ill 3 Pump setting knob turned clockwise When operating as bath thermostat without external con...

Page 13: ...can take up to 30 min depending on the ambient temperature and the unit type until the nominal refrigerating capacity is reached 5 2 Filling and emptying Filling Close the drain cock Fill baths up to a maximum level of 20 mm below the bath bridge Optimum operation at 20 40 mm below the bath bridge Operation is possible down to 60 mm below the bath bridge The low level cut out operates approx 90 mm...

Page 14: ...iquids to EN 61010 2 010 Flammable liquids can be operated up to no more than 25 C below the firepoint Section 5 3 Observe the appropriate regulation when disposing used thermostating liquid When connecting an external consumer take care of the bath liquid level for it must not decrease too much fill in bath liquid if necessary Do not drain the thermostating liquid when it is hot or very cold belo...

Page 15: ... 317 At higher temperatures Evaporation losses Use bath covers Section 10 Accessories Distilled water or fully deionised water must only be used with the addition of 0 1g sodium carbonate l water otherwise danger of corrosion Water content falls after prolonged operation at higher temperatures mixture becomes flammable flash point 128 C Check the mixture ratio with a densiometer When selecting bat...

Page 16: ...ing insulated 12 ext dia 35mm approx 60 to 120 for all bath liquids LZS 008 Silicone tubing uninsulated 11 30 to 100 water water glycol mixture RKJ 059 Silicone tubing insulated 11 ext dia 35mm approx 60 to 100 water water glycol mixture LZS 007 Viton 11 60 to 200 for all bath liquids RKJ 091 Silicone oil causes pronounced swelling of Silicone rubber never use Silicone oil with Silicone tubing Pro...

Page 17: ... the bath even with a closed system danger of flooding the thermostat Protect tubing with hose clips against slipping off When no external consumer is connected to the thermostat the pump outflow connection must be closed use closing plugs or linked to the return Using the setting knob at the pump outflows divide up the pump flow in accordance to the thermostating task Section 5 1 Position maximum...

Page 18: ...ff point to a value clearly above ambient temperature Switch on at the mains switch The green LED for Supply ON lights up 0 25s A tone sounds for approx 0 25 s The unit self test starts up All display segments and symbols light up for approx 1 s Then the software version is indicated for approx 1 s Display shows the actual bath temperature The pump starts up The values which were active before swi...

Page 19: ... or During the 4 s start to set the required setpoint using the keys Speeding the setting process by a continuous pressing the keys or b pressing one key holding it down and shortly pressing the other key Briefly releasing 1 s the key s and again pressing one of the keys moves the cursor one place to the right Display flashes 4 s the new value is accepted automatically or Value is entered immediat...

Page 20: ...geration system 0 OFF 1 ON A automatic operation Press the key display flashes for approx 4 s or During this time start to set the required operating mode with one of the keys After 4 s the value is entered automatically It is only then that the selected status is activated Forward with key to pump output or back with key to the actual value display The refrigeration system can normally work with ...

Page 21: ...y shows P and actual pump output step 1 5 Press the key display flashes approx 4 s or During this time start to set the required step with one of the keys 0 pump stopped heating off 1 low pump output 2 3 4 medium pump output 5 maximum pump output The pump responds immediately can be heard Setting is entered after approx 4 s Section 6 4 Move forward with key to User calibration or Back with the key...

Page 22: ...hanging with 1006 or 16 The factory calibration will be lost through overwriting please work carefully and 2x Directly from actual value display to user calibration by pressing key combination on the left or with key from pump output 2 5 s 1 The display shows CAL To carry out a calibration press the key longer than 2 5 s 2 The actual value appears and flashes approx 4 s or 3 During this time start...

Page 23: ...unit starts to heat up until the actual bath temperature has reached 45 C the reference thermometer should also indicate 45 C 6 5 Warning and safety functions 6 5 1 Overtemperature protection and testing The units are designed for operation with non flammable and flammable liquids to EN 61010 2 010 Set the overtemperature switch off point Recommended setting 5 C above required bath temperature Not...

Page 24: ...h temperature has cooled down below the switch off point or set the switch off point at a value higher than the bath temperature then the display shows ttt Reset with the key Before the unit is running unattended for longer periods overtemperature protection should be tested Therefore Turn the potentiometer slowly anticlockwise The unit must switch off at the bath temperature Step 1 2 see above mu...

Page 25: ...ring the bath level Place a hose on the pump connector and pump some of the bath liquid into a suitable container Step 1 2 must follow Bath temperature during this test not below 0 C or higher than 50 C otherwise danger of burn injuries If there is any irregularity when testing the safety devices switch off the unit immediately and pull out the mains plug Have the unit checked by the LAUDA service...

Page 26: ...ection 6 5 3 If the fault report is repeated pull out the mains plug and try whether the motor can be rotated by the fan blade inserting a screwdriver into the ventilation opening at the back of the unit Error code 0 255 microprocessor error Error code 1000 1255 slave processor error Indication can be used for remote diagnosis After rectifying the fault reset with the key ...

Page 27: ...ly instructed qualified personnel The units are not designed for use under medical conditions according to EN 60601 1 or IEC 601 1 7 2 Other safety notes Connect the unit only to grounded mains power PE Parts of the bath cover may reach surface temperatures above 70 C when operating at higher temperatures Take care when touching it Use suitable hoses Section 5 3 Protect tubing with hose clips agai...

Page 28: ...gh delayed boiling Always pull out the mains plug before cleaning maintenance or moving the thermostat Repairs on the control unit and the refrigeration system must be carried out by properly qualified personnel only Values for temperature control and indicating accuracy apply under normal conditions according to DIN 58966 High frequency electromagnetic fields may under special conditions lead to ...

Page 29: ...ification are decided by the special knowledge of the user In case of doubt please contact the manufacturer 8 2 Maintenance and repair Before any maintenance and repair work pull out the mains plug Repairs on the control unit must only be carried out by properly qualified personnel LAUDA thermostats are largely maintenance free If the thermostating liquid becomes dirty it has to be replaced Sectio...

Page 30: ...l by a qualified refrigeration engineer only If the equipment does have to be returned to the factory it may only be necessary to dismantle the thermostat unit and return it If the equipment has to be returned to the factory please ensure that it is carefully and properly packed LAUDA accepts no responsibility for damage due to unsatisfactory packing 8 3 Ordering spares When ordering spares please...

Page 31: ...Max flow rate l min 17 Pump connections mm nipples 13 mm dia Max bath volume l 3 to 4 5 4 to 6 4 to 6 9 to 12 14 to 20 Bath opening W x D mm 130x105 150x130 150x130 200x200 300x350 Bath depth mm 160 160 160 200 160 Usable depth mm 140 140 140 180 140 Height top edge of bath mm 363 396 396 441 441 Overall size W x D x H mm 180x320x524 200x400x557 200x400x557 250x400x602 350x530x602 Weight kg 21 24 ...

Page 32: ... Tn s Pump outflow step RE 104 RE 204 7 0 20 2 RE 106 RE 206 RE 306 4 0 20 2 RE 107 RE 207 RE 307 3 0 25 3 RE 112 RE 212 RE 312 4 5 30 4 RE 120 RE 220 RE 320 2 0 25 5 Pump characteristics measured with water 0 0 05 0 1 0 15 0 2 0 25 0 3 0 35 0 4 0 45 0 2 4 6 8 10 12 14 16 18 l min bar step 5 step 4 step 3 step 2 step 1 ...

Page 33: ...Technical data 13 04 99 YACE0059 27 Cooling curve measured with ethanol Bath liquid water glycol 1 1 to 25 C as bath liquid Time from graph x 1 7 We reserve the right to make technical alterations ...

Page 34: ...ver two parts RE 120 LCZ 0633 Gable cover RE 120 LCZ 011 Rising platform 8 steps RE 106 RE 107 LCZ 0646 Rising platform 8 steps RE 112 LCZ 0647 Rising platform 8 steps RE 120 LCZ 0635 Tubing clamp stainless steel 10 16mm EZS 012 For further accessories please contact us ...

Page 35: ...Circuit diagram 13 04 99 YACE0059 29 11 Circuit diagram ...

Page 36: ...Circuit diagram 30 ...

Page 37: ...0 EQD 037 EQZ 006 X 13 Housing 2pol EQF 067 X 21 Plug strip terminal 12pol EQF 079 EQF 079 EQF 079 X 23 Line up terminal 2pol EZK 063 RE 004 F 4 Pressure switch ES 045 ES 045 M 2 Compressor EMK 173 EMK 173 M 3 Fan T 1 Trafo EIT 122 EIT 122 EIT 122 RE 006 F 4 Pressure switch ES 045 ES 045 ES 045 M 2 Compressor EMV 011 EMV 011 EMV 011 M 3 Fan EML 007 EML 007 EML 007 T 1 Trafo EIT 122 EIT 122 EIT 122...

Page 38: ...06 X 13 Housing 2pol EQF 067 X 21 Plug strip terminal 12pol EQF 079 EQF 079 EQF 079 X 23 Line up terminal 2pol EZK 063 RE 004 F 4 Pressure switch ES 045 ES 045 M 2 Compressor EMK 176 EMK 176 M 3 Fan T 1 Trafo EIT 122 EIT 122 EIT 122 RE 006 F 4 Pressure switch ES 045 ES 045 ES 045 M 2 Compressor EMV 012 EMV 012 EMV 012 M 3 Fan EML 033 EML 033 EML 033 T 1 Trafo EIT 122 EIT 122 EIT 122 RE 007 F 4 Pre...

Page 39: ...Pipe plan 16 07 01 YACE0059 33 12 Pipe plan ...

Page 40: ...Pipe plan 34 ...

Page 41: ...Pipe plan 16 07 01 YACE0059 35 ...

Page 42: ...0 EO 040 EO 040 J 2 Injection valve TEL 0 5 R404A MOP 3 0 EVE 111 EVE 111 EVE 111 J 3 Evaporator J 4 Bath J 5 Condenser EOW 085 EOW 085 EOW 085 Y 1 Solenoid valve 2 2Wege 6mm Löt EVM 077 EVM 077 Typ 1028 2 T 1 Trafo EIT 125 EIT 125 EIT 125 RE 012 F 4 Pressure switch CC20 24 17 bar ES 045 ES 045 ES 045 M 2 Compressor AZ 411 EMV 011 EMV 011 EMV 011 M 3 Fan W2S 130 AA75 A2 EML 042 EML 042 EML 042 J 1...

Page 43: ...ver CNO 432 s EO 040 EO 040 EO 040 J 2 Injection valve TEL 0 5 R404A MOP 3 0 EVE 111 EVE 111 EVE 111 J 3 Evaporator J 4 Bath J 5 Condenser EOW 085 EOW 085 EOW 085 Y 1 Solenoid valve 2 2Wege 6mm Löt EVM 079 EVM 079 Typ 1028 2 T 1 Trafo EIT 122 EIT 122 EIT 122 RE 012 F 4 Pressure switch CC20 24 17 bar ES 045 ES 045 ES 045 M 2 Compressor AZ 4419 Y A EMV 012 EMV 012 EMV 012 M 3 Fan W2E 142 CC13 16 EML...

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Page 45: ... LAUDA voir plaque signalétique Typ Type Type Serien Nr Serial no No de série mit folgendem Medium betrieben wurde was used with the below mentioned media a été utilisé avec le liquide suivant Darüber hinaus bestätigen wir daß das oben aufgeführte Gerät sorgfältig gereinigt wurde die Anschlüsse verschlossen sind und sich weder giftige aggressive radioaktive noch andere gefährliche Medien in dem Ge...

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