Lauda Alpha A Operating Instructions Manual Download Page 3

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YACE0092
Translation of the original operating instructions

LAUDA DR. R. WOBSER GMBH & CO. KG

Pfarrstraße 41/43

97922 Lauda-Königshofen

Germany

release 06/2018 e
replaces release 05/2017 d, 05/2016 c6, 11/2014 c5,
10/2010c4, 10/2009, 11/2008

Telephone: +49 (0)9343 503-0

Fax: +49 (0)9343 503-222

E-mail

[email protected]

Internet

http://www.lauda.de

Operating instructions

Alpha

Immersion Thermostat
A

Heating Thermostats
A 6, A 12, A 24

Cooling Thermostats
RA 8, RA 12, RA 24

Read the instructions prior to performing any task!

Summary of Contents for Alpha A

Page 1: ...2SHUDWLQJ LQVWUXFWLRQV LAUDA Alpha HDWLQJ DQG FRROLQJ WKHUPRVWDWV...

Page 2: ......

Page 3: ...018 e replaces release 05 2017 d 05 2016 c6 11 2014 c5 10 2010c4 10 2009 11 2008 Telephone 49 0 9343 503 0 Fax 49 0 9343 503 222 E mail info lauda de Internet http www lauda de Operating instructions...

Page 4: ......

Page 5: ...e equipment without a proper heat transfer liquid Never operate the equipment without sufficient water or heat transfer liquid level Do not start up the equipment if it is damaged or leaking the suppl...

Page 6: ...HOSES 23 6 4 CONNECTION OF EXTERNAL CIRCUITS 24 7 STARTING UP 25 7 1 CONNECTION TO THE SUPPLY 25 7 2 SWITCHING ON 25 7 3 GENERAL KEY FUNCTIONS AND PILOT LAMPS 26 7 4 MAIN MENU STRUCTURE 27 7 5 TEMPER...

Page 7: ...al of refrigerant 38 8 4 2 Disposal of packaging 38 8 5 ORDERING SPARES AND RATING LABEL 39 9 ACCESSORIES 40 10 TECHNICAL DATA AND DIAGRAMS 42 11 INDEX 47 CONFIRMATION Explanation of symbols Caution T...

Page 8: ...EN 61326 1 Emissions Class B in accordance with CISPR 11 Only for EU Domestic connection value 100 A Type 1 in accordance with DIN EN 61326 1 Emissions Class B in accordance with CISPR 11 Rest of the...

Page 9: ...ostat as circulation thermostat failure of hoses may lead to leaking of hot heat transfer liquid and become a danger to personnel and objects When no external consumer is connected to the thermostat t...

Page 10: ...ecalcified water 6 3 Cooling thermostats Fill the bath with proper glycol water mixture 6 3 The units are designed only for operation with non flammable liquids to DIN EN 61010 2 010 Take care of the...

Page 11: ...hh mm for time to initiate status Standby Activate timer by setting the Auto Shut Down Delay hh mm with or Deactivate timer by setting 00 00 The setting is accepted only by pressing the key Bath temp...

Page 12: ...3 4 5 6 7 8 9 10 1 Mains switch 2 Temperature controller with four segment LED display 3 Heater active yellow LED is lit 4 Cooler active blue LED is lit 5 Error signal red LED is flashing 6 Menu func...

Page 13: ...nal elements 13 Alpha Cooling Thermostat 1 2 3 4 5 6 1 Pump connections return to bath and pump outflow 2 Bath cover 3 Handle on front and back 4 Removable front cover Rating label behind front cover...

Page 14: ...Alpha 14 Control and functional elements June 20 2018 YACE0092 1 2 3 4 5 1 Reset button press only if the display shows SAFE 2 Rating label 3 Cooler cable 4 Bath drain nozzle 5 Mains cable...

Page 15: ...Alpha June 20 2018 YACE0092 Control and functional elements 15 A 6 A 12 A 24 RA 8 RA 12 RA 24...

Page 16: ...ha control head and the type of bath or the refrigeration system respec tively Examples RA 8 Immersion thermostat Alpha control head and refrigeration system with bath of 8 liters max imum volume A 12...

Page 17: ...the measurement Further measurement conditioning occurs using a special control algorithm for controlling the heater actuator and the refrigeration system 4 7 Refrigeration system The refrigeration s...

Page 18: ...can be examined Please also inform the LAUDA Service Constant Temperature Equipment 8 5 Standard accessories Catalogue No Quantity Designation YACE0092 1x Operating instructions for all thermostats 1...

Page 19: ...pump nozzle In small baths use the pressure reducer to prevent any splashing of heat transfer liquid Immersion Heating thermostats only Fix the clamp at the bottom of the control head by two screws M...

Page 20: ...ever reach into the bath Withdraw the mains plug immediately Cooling thermostats only NEVER overturn the unit and never put it upside down After transport and before starting up store it standing in u...

Page 21: ...an be operated safely up to an ambient temperature of 40 C Depending on the loading of the refrigeration system a temporary shut off can occur especially in case of an ambient temperature of over 35 C...

Page 22: ...h off the thermostat pull out the mains plug Drain the heat transfer liquid through the drain nozzle using a flexible tube The units are designed for operation with non flammable liquids to DIN EN 610...

Page 23: ...oses Tubing type di x t mm Temperature range C Application Catalogue number EPDM tubing non insulated 9 x 2 10 90 for all LAUDA heat transfer liquids except for Ultra 350 and mineral oils RKJ 111 EPDM...

Page 24: ...lug Fix the external circulation set at the bottom of the con trol head by means of the two screws pan head with cross recess The external circulation set belongs to the right side of the head Hang th...

Page 25: ...or a short time Without external circuit ensure that the pump pressure outflow is linked to the pump return Ensure that the unit is filled in accordance with Section 6 2 Note for electric installation...

Page 26: ...moving the counting position to the left Keys are pressed and held down Moves counting position to the right Switching one place to the right occurs by briefly 1 second releasing the key followed by a...

Page 27: ...ructure 2 3 Current bath temperature SEt Set setpoint 7 5 Hi Maximum Temperature 7 7 Lo Minimum Temperature 7 7 CooL Configure refrigeration system 7 8 CAL Calibrate offset probe 7 9 End End of menu d...

Page 28: ...e limit Hi and Lo are not accepted A buzzer signal appears If necessary first change the temperature limits 7 7 7 6 Automatic Shut Down Timer ASd The automatic Shut Down Timer can be activated deactiv...

Page 29: ...ature using the key Enter the selection The maximum temperature can be set from 35 C to 105 C The minimum temperature can be set from 30 C to 30 C The current temperature limit value is displayed flas...

Page 30: ...he calibration certificate Only offset values of 5 Kelvin are accepted Switching on the unit the last used CAL value is preloaded again 5x to CAL and 1x longer than 3 seconds Call the option CAL or Di...

Page 31: ...arnings or errors as appropriate All warnings alarms or errors are shown on the LED display Alarms Alarms are safety relevant Components Pump Heater Refrigerating Unit will be shut down Errors When an...

Page 32: ...rotection testing Every 6 month or before the unit is running unattended for longer periods this protection should be tested Therefore Remove the heat transfer liquid of the thermostat 6 2 Turn on the...

Page 33: ...nsor monitors the pump 1 Alarm sounds as dual tone signal for pump motor overload or blockage 2 Display of PuP signals blockage 3 The red LED above the fault triangle flashes Heater switches off on bo...

Page 34: ...nimum temperature 7 7 Errors Message on display Meaning E001 Sensor Issue short E002 Sensor Issue open unexpected sensor value If there is any irregularity when testing the safety devices switch off t...

Page 35: ...nufacturer 8 2 Maintenance 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 lar...

Page 36: ...tion indicates this The test of the heat transfer liquid should takes place according to DIN 51529 Testing and assessment of used heat transfer media Source VDI 3033 DIN 51529 8 2 3 Maintenance of the...

Page 37: ...ge due to unsatisfactory packing Before opening the control head pull out the mains plug Changing the fuse Before opening the control head pull out the mains plug Release the six screws in the head tw...

Page 38: ...4 1 Disposal of refrigerant The type and filling quantity of the refrigerant can be read on the unit or on the rating plate Repair and disposal only through a qualified refrigeration engineer The ref...

Page 39: ...perature Equipment in the following cases In the event of faults on the machine For spare part orders In the case of questions about the machine Contact our Sales Department for application specific q...

Page 40: ...thermostats LCZE 004 Cooling coil set for all heating thermostats LCZE 005 External circulation set Bath cover A 6 LCZE 006 Bath cover A 12 LCZE 007 Bath cover A 24 LCZE 008 stainless steel 180 mm x 6...

Page 41: ...12 three racks fit in each of A 24 and RA 24 UE 041 Rack for 90 tubes d 13 mm PP yellow 250 mm x 100 mm x 65 mm 0 135 C two racks fit in each of RA 12 three racks fit in each of A 24 and RA 24 UE 043...

Page 42: ...V 1 of T slow blow 15 A ceramic high breaking capacity size 5 x 20 Heater power 230 V 50 60 Hz 115 V 60 Hz 100 V 50 60 Hz kW kW kW 1 5 1 15 1 0 7 1 Least mains fuse protection 230 V 115 V 100 V A A A...

Page 43: ...bar 0 2 Bath volume L up to 50 Connections for cooling coil accessory Nipples 11 7 mm external diameter Overall dimensions W x D x H mm 125 x 150 x 300 Weight kg 3 5 Ingress protection rating IP Code...

Page 44: ...eet Four mounting feet Bath opening W x D with Head mm 145 x 161 235 x 161 295 x 374 165 x 177 300 x 203 350 x 277 Bath opening W x D without head mm 145 x 295 235 x 295 295 x 500 Bath depth mm 150 20...

Page 45: ...8 RA 12 RA 24 Refrigerant R 134a R 134a R 134a maximum filling quantity kg 0 11 0 13 0 17 GWP 100a 1430 1430 1430 CO2 equivalent t 0 2 0 2 0 2 Global Warming Potential GWP Comparison CO2 1 0 Time spa...

Page 46: ...Alpha 46 Technical data and diagrams June 20 2018 YACE0092 Heating up curves from Alpha A 6 A 12 and A 24 230 V Cooling characteristics Alpha RA 8 RA 12 and RA 24 230 V 230 V 230 V...

Page 47: ...quid Testing 36 Hi 29 K Key functions 26 L LED signals 26 Lo 29 Low level protection 32 Low level Protection testing 32 M Maintenance 35 O Overtemperature cut off 32 Overtemperature protection 32 P Pa...

Page 48: ...Alpha 48 June 20 2018 YACE0092 intentionally left blank...

Page 49: ...il LAUDA voir plaque signal tique Typ Type Type Serien Nr Serial no No de s rie mit folgendem Medium betrieben wurde was used with the below mentioned media a t utilis avec le liquide suivant Dar ber...

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Page 52: ...LAUDA DR R WOBSER GMBH CO KG P O Box 12 51 97912 Lauda Koenigshofen Germany Phone 49 9343 503 0 Fax 49 9343 503 222 E mail info lauda de Internet www lauda de...

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