Lauda MC 1200 Operating Instructions Manual

Manual is about: Circulation chiller

Summary of MC 1200

  • Page 1

    Operating instructions the right temperature worldwide microcool mc 250, mc 600, mc 1200, mc 1200 w circulation chiller.

  • Page 2

    Translation of the original operating instructions lauda dr. R. Wobser gmbh & co. Kg postfach 1251 97922 lauda-königshofen germany phone: +49 (0)9343 / 503-0 fax: +49 (0)9343 / 503-222 e-mail: info@lauda.De internet: www.Lauda.De yaw e0033 v02rev60 10/022/2014 © lauda 2013 microcool 2.

  • Page 3: Table of Contents

    Table of contents 1 safety.................................................................................................................................................... 6 1.1 general safety instructions...............................................................................................

  • Page 4

    4.4.2 connecting cooling water........................................................................................... 29 4.5 rs232 interface......................................................................................................................... 30 4.5.1 cable and interface test ...

  • Page 5

    8.3 warnings overview.................................................................................................................... 55 9 decommissioning.............................................................................................................................. 57 9.1 draining...

  • Page 6: Safety

    1 safety 1.1 general safety instructions the equipment must only be operated for the intended use under the conditions stated in this operating manual. Any other type of operation is considered to be not-intended use and can impair the protection provided by the device. The operating manual is part ...

  • Page 7

    1.2 intended use the present device is exclusively permitted to be used for tem- pering and delivering non-combustible heat transfer liquids in a closed circuit. The following applications are considered to be not-intended: medical applications in potentially explosive areas for tempering foodstuffs...

  • Page 8

    In each case, the heat transfer liquids cover a specific tem- perature range. This temperature range must match the tem- perature range of your application. The use of heat transfer liquids can cause hazards from high or low temperatures and fire if certain temperature thresholds are exceeded or und...

  • Page 9

    1.10 personal protective equipment protective clothing protective clothing is required for certain activities. This protective clothing must comply with the legal requirements for personal pro- tective equipment. Protective clothing should have long sleeves. Safety footwear is additionally required....

  • Page 10

    A safety instruction of the type "caution" indicates a poten- tially hazardous situation. This can result in minor, reversible injuries if the safety instruction is disregarded. Caution! Type and source consequences in the case of non-compliance measure 1 measure… a"notice" warns about possible prop...

  • Page 11: Unpacking

    2 unpacking danger! Transport damage electric shock inspect the device for transport damage before commissioning. Never put the device into operation if you have dis- covered any transport damage. Personnel: operating personnel 1. Unpack the device. Keep the original packaging of the device for late...

  • Page 12: Design and Function

    3 design and function 3.1 device types the type designation of the equipment is composed of the fol- lowing elements. Element description mc microcool , e.G. 600 specification of the cooling capacity in watts w device with water cooling this specification in the device type is optional. It identifie...

  • Page 13

    Fig. 2: overview of the rear side 1 pump connection, outlet 2 overflow connection 3 pump connection, return 4 rating plate 5 drain plug 6 rs232 interface 7 alarm output 8 mains cable 9 ventilation openings rear side mc 250 design and function microcool 14.

  • Page 14

    3.2 design of the circulation chiller fig. 1: overview of the front side 1 filler nozzle with cover 2 level indicator 3 control panel 4 front panel with ventilation openings 5 four support feet front side mc 250 design and function microcool 13.

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    Fig. 3: overview of the front side 1 filler nozzle with cover 2 control panel 3 level indicator 4 manometer 5 front panel with ventilation openings 6 four castors with locking brakes front side mc 600, mc 1200 (w) design and function microcool 15.

  • Page 16

    Fig. 4: overview of the rear side 1 pump connection, outlet 2 bypass adjustment wheel 3 pump connection, return 4 overflow connection 5 rating plate 6 drain plug 7 rs232 interface 8 alarm output 9 mains cable 10 ventilation openings rear side mc 600, mc 1200 (w) design and function microcool 16.

  • Page 17

    Fig. 5: control panel 1 display 2 leds 3 display buttons 4 mains power switch 3.3 controls 3.3.1 mains power switch the mains power switch can be put in the following positions: in position [i], the device is switched on. In position [o], the device is switched off. Control panel design and function...

  • Page 18

    3.3.2 display buttons fig. 6: display buttons 1 up arrow button 2 enter button 3 down arrow button functions in the display of the device can be controlled using the display buttons. A selection in the display can be confirmed with the enter button. The up and down arrow buttons can be used to navig...

  • Page 19

    3.4 function elements 3.4.1 leds for function display fig. 7: leds 1 yellow led 2 blue refrigeration led 3 red error led each device has three leds with the following functions: the yellow glycol led lights if kryo 30 is necessary as heat transfer liquid. The blue refrigeration led indicates whether...

  • Page 20

    The devices are equipped with a magnetically coupled pressure pump. Further information about the technical data of the pump and the pump characteristic curve can be found Ä table on page 62. 3.4.3 manometer the device types with bypass have a manometer for reading the set pump pressure. The pump pr...

  • Page 21

    Compressor a hermetically sealed compressor is used in the refrigeration unit. The compressor is equipped with overload protection which trips on the compressor temperature and compressor current consumption. Condenser depending on the device type, an air-cooled or water-cooled condenser is used in ...

  • Page 22

    3.5 rating plate the rating plate information is explained in detail in the following table. Certain information is dependent on installed device options. This information is noted with an appropriate suffix. Specification description type device type catalogue no. Catalogue number of the device ser...

  • Page 23: Before Commissioning

    4 before commissioning 4.1 emc classification approval of the equipment according to emc classification countries emc class europe class a this classification has been made according to the emc standard din en 61326-1 (corre- sponds to vde 0843-20-1). Usa class a this classification has been made ac...

  • Page 24

    4.2 device placement very specific placement conditions are applicable for the equip- ment. These placement conditions are specified in the technical data of the device for the most part. Further information about the technical data can be found in Ä chapter 11.1 ‘general data’ on page 60. Additiona...

  • Page 25

    4.3 external consumer 4.3.1 hoses caution! Discharge of heat transfer liquid during operation caused by use of unsuitable hoses frostbite use hoses with temperature resistance that is appropriate for the operating temperature range of the device. Caution! Contact with cold hoses frostbite use insula...

  • Page 26

    Hoses, insulated at the factory type pump connec- tions application area internal Ø in mm external diam- eter in mm tem- perature range in °c catalogue number epdm hose, insu- lated olive 13 mm, m16 x 1 devices with maximum pump pressure of 12 23 -35 ... 90 lzs 021 insulated hoses for subsequent ins...

  • Page 27

    4.3.2 connecting external consumer caution! Discharge of heat transfer liquid during operation caused by open consumer electric shock, frostbite only use closed consumers. Caution! Bursting of the external hydraulic circuit due to overpressure impact, cutting, frostbite lay hoses so that they do not...

  • Page 28

    There are specific requirements for the cooling water concerning its purity. In accordance with the cooling water requirements, a suitable process for treatment and maintenance of the water must be used. The condenser and the complete cooling water circuit can be clogged, damaged and leak due to uns...

  • Page 29

    Data value unit hydrogen sulphide (h 2 s) algae growth not permitted suspended matter not permitted 4.4.2 connecting cooling water this section is relevant for the following: for water-cooled devices specification value maximum cooling water pressure 6 bar differential pressure cooling water rp 1 .....

  • Page 30

    4.5 rs232 interface 4.5.1 cable and interface test rs232 computer thermostat signal 9-pin sub-d female con- nector 25-pin sub-d female connector 9-pin sub-d female con- nector signal with hard- ware hand- shake without hardware handshake with hard- ware hand- shake without hardware handshake with ha...

  • Page 31

    View of flange connector (front) or solder side coupling socket max. 30 v dc; 1 a fig. 11: flange connector (front) in idle state 1 normally open contact 2 centre 3 normally closed contact idle state the device is in idle state when it is switched off and in the case of failure. Pins 1 and 2 are ope...

  • Page 32: Commissioning

    5 commissioning 5.1 lauda heat transfer liquids note the following: the heat transfer liquids each cover a recommended tem- perature range and must be suitable for the temperature range of your application. At the lower limit of the temperature range, the heat transfer liquid becomes more viscous an...

  • Page 33

    The water must be free of impurities. Water containing iron is unsuitable due to rust formation and untreated river water is unsuitable due to algae formation. The addition of ammonia is not permitted. 5.2 filling device with heat transfer liquid personnel: operating personnel protective equipment: ...

  • Page 34

    3. Insert this hose into a suitable canister to collect overflowing heat transfer liquid. Running dry of the consumer can also occur in a closed temperature control circuit with consumer at a higher level in the case of stopped pump and ingress of air into the temperature control circuit (for exampl...

  • Page 35

    5.4 switching on the device warning! Overheating of the pump device damage never operate device without heat transfer liquid. Personnel: operating personnel 1. Switch on the device using the mains power switch. A signal tone sounds. The actual temperature is shown on the display. The pump is started...

  • Page 36

    Warning! Overflow of heat transfer liquid electric shock ensure that the device is not overfilled. Note the level indicator and the thermal volume expansion of the heat transfer liquid. 1. Check whether the drain plug is closed. The drain plug is closed if it is turned clockwise as far as the stop. ...

  • Page 37

    Personnel: operating personnel caution! Bursting of the external consumer scalding, impact, cutting a bypass regulator is provided to set the pump pressure (starting from mc 600). For consumers with a maximum permissible oper- ating pressure below the maximum pressure of the pump, use a safety valve...

  • Page 38: Operation

    6 operation 6.1 switching on the device warning! Overheating of the pump device damage never operate device without heat transfer liquid. Personnel: operating personnel 1. Switch on the device using the mains power switch. A signal tone sounds. The actual temperature is shown on the display. The pum...

  • Page 39

    Fig. 12: menu operation microcool 39.

  • Page 40

    6.3 screen displays the default display is the indication shown in the screen if no other operations such as configuring settings are being performed. The actual temperature of the machine is shown in the default display. The machine menu with possible settings can be invoked using the enter button....

  • Page 41

    Personnel: operating personnel 1. Select the menu item for specifying the temperature setpoint. 2. Specify the setpoint. If the entered setpoint is outside the specified tem- perature limit values, the value cannot be adopted. Editing mode is active. An audible signal is also output. You can input t...

  • Page 42

    Personnel: operating personnel 1. Select the menu item for the lower temperature limit value. 2. Confirm with the enter button. 3. Specify the lower limit value. The minimum value of the lower limit is 5 °c when using aqua 90 and -15 °c when using kryo 30. 4. Confirm with the enter button. 6.6 confi...

  • Page 43

    1. Select the menu item for specifying the auto-shut-down. 2. Confirm with the enter button. 3. Specify the time until the device should be switched to standby. Wait for approx. 4 seconds if you would not like to apply the specified value. The screen automati- cally returns to the default display. 4...

  • Page 44

    4. Confirm with the enter button. The value must be confirmed within 4 seconds after the last input. Otherwise the screen returns to the default display. 1. Select the menu item for the auto-shut-down or auto-start. 2. Confirm with the enter button. The remaining time is displayed. 3. You have the f...

  • Page 45

    Personnel: operating personnel 1. Select the menu item for configuration of the rs232 inter- face. 2. Select the appropriate baud rate. The following baud rates can be selected: 2.4 4.8 9.6 19.2 the hundreds and thousands digits are not visible on the display. 3. Confirm with the enter button. Your ...

  • Page 46

    6.7.3 write commands the write commands are data specifications to the thermostat. Command meaning out_sp_00_xxx.Xx setpoint transfer with max. 3 digits before the dec- imal point and max. 2 digits afterwards out_sp_04_xxx [hi] upper limit of flow temperature out_sp_05_xxx [lo] lower limit of flow t...

  • Page 47

    Command meaning status query of the device status, 0 = ok, -1 = fault stat query for the fault diagnosis, response: xxxxxxx; x = 0 no fault, x = 1 fault character 1 = error character 2 = not assigned character 3 = not assigned character 4 = not assigned character 5 = low level character 6 = not assi...

  • Page 48

    Personnel: operating personnel 1. Select the menu item for configuring the alarm output. 2. Select the following option for the output of an electrical signal for alarms and errors. 3. Select the following option for the additional output of an electrical signal for warnings. Wait for approx. 4 seco...

  • Page 49

    3. Keep the enter button pressed for approx. 3 seconds after- wards. The display shows done . The new value has been applied. 6.10 restoring the factory settings execute this menu item if you would like to restore the factory set- tings stored in the device. The range of the temperature limit values...

  • Page 50: Maintenance

    7 maintenance 7.1 general safety instructions danger! Contact with live or moving parts electric shock, impact, cutting, crushing the device must be disconnected from the mains power supply before any maintenance work. Caution! Contact with hot / cold device parts, accessories and heat transfer liqu...

  • Page 51

    Interval maintenance work daily inspection of the drain plug by visual inspection from the outside monthly inspection of the external hoses for material fatigue cleaning of the condenser (only air-cooled devices) cleaning of the water filter (only for water-cooled devices) quarterly decalcification ...

  • Page 52

    7.5 cleaning the water filter personnel: operating personnel 1. Switch off the device using the mains power switch. 2. Undo the union nut at the supply of the water cooling. 3. Remove the cooling water hose with the hose nozzle from the threaded connection. 4. Remove the water filter from the thread...

  • Page 53

    4. Drain the condenser afterwards. Further information about draining the condenser can be found in . 5. Reconnect the device to the water supply and rinse it thor- oughly. Allow at least 10 litres of water to flow through the device. 7.7 checking the heat transfer liquid soiled or degenerated heat ...

  • Page 54: Faults

    8 faults 8.1 alarms, errors and warnings any alarms, error signals and warnings triggered on the device are shown on the display as 7-segment text. Alarms can be cancelled using the enter button after rectification of the cause of the fault. A list of alarms can be found in Ä chapter 8.2 ‘alarms ove...

  • Page 55

    8.2 alarms overview alarms are relevant for safety. The components of the device such as the pump switch off. A two-tone signal is output by the device. The red led on the device also lights. Output on the display description in the event of a low level alarm, the fill level of the heat transfer liq...

  • Page 56

    Indication on the display description ntc sensor break ntc short circuit faults microcool 56.

  • Page 57: Decommissioning

    9 decommissioning 9.1 draining the device personnel: operating personnel warning! Contact with cold heat transfer liquid frostbite bring the heat transfer liquid to room temperature before draining. Also note the following: observe the regulations for disposal of the used heat transfer liquid. 1. Sw...

  • Page 58

    6. Without switching on the device, blow compressed air through the supply nozzle into the device. Continue blowing compressed air through the device until all the water has flowed out of the device. Decommissioning microcool 58.

  • Page 59: Disposal

    10 disposal 10.1 disposing of refrigerant the refrigerant must be disposed of in accordance with ec regula- tions 303/2008/ec in combination with 842/2006/ec. Caution! Uncontrolled escape of refrigerant impact, cutting do not dispose of any pressurised cooling circuit. The decommissioning is only pe...

  • Page 60: Technical Data

    11 technical data 11.1 general data the device sound pressure level is below 70 db. According to ec directive 2006/42/ec. The sound pres- sure level of the devices is therefore not specified fur- ther. Data value unit placement indoor areas height above sea level up to 2,000 m relative humidity high...

  • Page 61

    Data value unit transport temperature range -20 ... 60 °c operating temperature range dimensions (w x d x h) weight °c mm kg mc 250 -10 ... 40 200 x 350 x 465 26 mc 600 -10 ... 40 350 x 480 x 595 51 mc 1200 -10 ... 40 450 x 550 x 650 64 mc 1200 w -10 ... 40 450 x 550 x 650 64 11.2 refrigeration unit...

  • Page 62

    11.3 hydraulic circuit fill capacity maximum flow maximum flow pres- sure pump con- nection drain tap overflow con- nection litres l/min (water 20 °c) bar (water 20 °c) (internal diameter in mm) (internal diam- eter in mm) mc 250 2 ... 4 16 0.35 olive ½" (10) g ½" olive ½" (10) mc 600 4 ... 8 35 1.3...

  • Page 63: General

    12 general 12.1 copyright this manual is protected by copyright and is exclusively intended for the purchaser for internal use. The transfer of this manual to third parties, reproductions of any type and form, whether in whole or in part, and the dissemination and/or communication of the contents ar...

  • Page 64

    The device does not come under the pressure equip- ment directive 97/23/ec as the device is classified in the area of article 3.3. The requirements from the above mentioned directives are thus sufficiently met for the pressure-relevant hazards of the device. General microcool 64.

  • Page 65: Index

    13 index a air-cooled cleaning condenser........................................ 51 alarm codes.............................................................. 55 description...................................................... 54 arrow buttons (position)....................................... 18 c c...

  • Page 66

    L lauda heat transfer liquids................................. 32 lauda service constant temperature equipment address........................................................... 63 contact............................................................ 63 led, yellow........................................

  • Page 69

    BestÄtigung / confirmation / confirmation formblatt / form / formulaire: unbedenk.Doc erstellt / published / établi: lsc Änd.-stand / config-level / version: 0.1 datum / date: 30.10.1998 lauda dr. R. Wobser gmbh & co. Kg pfarrstraße 41/43 tel: +49 (0)9343 / 503-0 d - 97922 lauda-königshofen fax: +49...

  • Page 72

    Lauda dr. R. Wobser gmbh & co. Kg postfach 1251 ◦ 97922 lauda-königshofen ◦ germany phone: +49 (0)9343 / 503-0 ◦ fax: +49 (0)9343 / 503-222 e-mail: info@lauda.De ◦ internet: www.Lauda.De.