Hettich ROTOFIX 32 Repair Instructions Download Page 1 | Manualshive

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02.06

AR087GB

Andreas Hettich GmbH & Co. KG

•

Föhrenstraße 12

•

D-78532 Tuttlingen

•

Germany

Phone: (07461) 705-0

•

Fax: (07461) 705-125

•

Internet: www.hettichlab.com

•

e-mail: [email protected], [email protected]

Repair instructions

ROTOFIX 32

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Summary of Contents for ROTOFIX 32

Page 1: ...Andreas Hettich GmbH Co KG F hrenstra e 12 D 78532 Tuttlingen Germany Phone 07461 705 0 Fax 07461 705 125 Internet www hettichlab com e mail info hettichlab com service hettichlab com Repair instructi...

Page 2: ...34 No part of this publication may be reproduced without the written prior permission of the copyright owner 1999 by Andreas Hettich GmbH Co KG D 78532 Tuttlingen Germany Technical alterations reserve...

Page 3: ...and enquiries 18 5 1 Setting the machine version 18 5 2 Enquiry the machine version 18 5 3 Enquiry the programme versions 19 5 4 Brake setting 19 5 5 Lid lock control 20 5 6 Imbalance switch off 20 6...

Page 4: ...test results 28 9 2 1 Speed sensor Tacho B3 28 9 2 2 Motor 28 9 2 3 Brake resistor R1 and overtemperature fuse F3 29 9 2 4 Lid lock Y1 29 9 2 5 Imbalance switch 30 9 2 6 Intermediate voltage on power...

Page 5: ...ement of components on the individual electronics boards Experience shows that if an intervention is not performed in accordance with regulations or if a component is installed whose specification is...

Page 6: ...Lid lock system Imbalance switch All electronic components are on mains due to the DC coupling Netz Mains Verschlu Deckelschalter Lid switch Uwuchtschalter Imbalance switch Bremswiderstand Brake resi...

Page 7: ...uency converter The power board carries out the following tasks Power supply 15 V DC for imbalance switch and speed sensor Power supply 5 V DC for control panel Generating the motor power supply three...

Page 8: ...uring braking from a voltage of 380 V with the 230 V version and 203 V with the 120 V version to the brake resistor in a controlled manner An overtemperature fuse protects the brake resistor against o...

Page 9: ...ge present at see circuit diagram Connecting cable Appliance plug Mains switch Power board A1 plug S402L and S402N Look for the displayed error code in the chapter Error messages Remedy the error acco...

Page 10: ...rrupt 11 3 Imbalance Imbalance on the motor axis 11 4 Communication Communication error 12 5 Overload Fault in the motor or the motor control 12 6 Overvoltage Mains is out of the toleranc 12 8 Undervo...

Page 11: ...nsequence Drive switch off and brakes with the adjusted brake level Error cause Power supply has failed Loosen contact in electrical connections Error code reset 1 Wait for rotor stand still 2 Open th...

Page 12: ...detects overload Error consequence Drive switches off No brake effective Error cause Power board A1 defective Motor defective to low impedance or motor bearings are defective Measurement Measure moto...

Page 13: ...de reset Perform a MAINS RESET after standstill 9 Overtemperature Error Overtemperature in the motor indicated Error consequence Drive switches off No brake effective Error cause Motor defective Power...

Page 14: ...e Micro switch on lid lock is defective Power board A1 defective Loosen contact in Plug S404 Pin 5 and 6 Mechanical defect at the lid lock Emergency release active during run Measurement Remove plug S...

Page 15: ...tified Each time a centrifuging run is started the centrifuge recognises the rotor code of the installed rotor with the help of a sensor This means that the nominal speed of the installed rotor cannot...

Page 16: ...w keys in the time area ROTOFIX 32 4 MIKRO 20 2 EBA 20 1 2 Press the key STOP in order to store the set machine version 3 Perform a MAINS RESET The lid can not be opened Error The lid can not be opene...

Page 17: ...reset Release the lid by using the emergency release No display Error No power supply on control board no display Error consequence No operation possible Error cause No mains supply Power board A1 de...

Page 18: ...ollows 1 Adjust the machine version 4 by using the and arrow keys in the time area RPM x 100 t Maschinenversion Machine version START STOP 2 Press the key STOP in order to store the set machine versio...

Page 19: ...ESET 5 4 Brake setting With this centrifuge the braking effect can be set to normal or low This can be set before a run as follows 1 Switch off the mains switch 2 Simultaneously press the pulse key an...

Page 20: ...5 1 2 3 4 S502 S401 UR US UT 1 2 3 4 5 5 6 Imbalance switch off The permissible imbalance is specified for rotor 1628 by the indication of the difference in weight of opposite rotor positions When hav...

Page 21: ...endix Rotoren und Zubeh r Rotors and accessories Imbalance switch off Values see chapter Imbalance switch off Current consumption Values see chapter Technical specification After the test run a safety...

Page 22: ...1001 0001 1011 Rotor code Start Stop Combination Tacho code Nr Position occupied Rotor 0 1001 0000 1111 1 1001 0001 0111 1624 1626 1619 1611 2 1001 0001 1011 1628 1617 3 1001 0001 1101 1613 4 1001 000...

Page 23: ...5 A1 8 5 Overtemperature fuse F3 S405 A1 8 6 Mains switch Q1 A1 8 8 Appliance plug 8 8 Imbalance switch S1 S503 A1 8 10 Before assembling or disassembling components the following working processes mu...

Page 24: ...must be replaced if necessary Exchange the motor Care must be taken of the anti twist device when the rubber metal or motor being installed 8 3 Power board A1 Unplug all plugs and cables from the powe...

Page 25: ...ppliance plug out of the housing Remove the plugs and the earth connection from the appliance plug Remove the fuse holder see chapter 8 9 Exchange the appliance plug 8 9 Exchange mains fuse The fuse h...

Page 26: ...26 34 9 Circuit diagrams Used cable colours and their abbreviations Abbreviation Colour BK black BN brown BU blue GN YE green yellow GY grey RD red WH white YE yellow...

Page 27: ...teuerung Jumper for lid lock control Leistungsteil Power board Unwuchtschalter Imbalance switch Deckel verriegelung Lid lock Motor bertemp schalter Overtemp switch bertemp sicherung Overtemp fuse Brem...

Page 28: ...GND and 3 Tacho signal Plug S502 measure between Pin 2 GND and 4 6 pulse per round 9 2 2 Motor Motor coil Remove plug S401 and measure between two lines 230 V version 6 8 120 V version 1 7 Overtempera...

Page 29: ...rature fuse F3 Remove plug S405 and measure directly at both flat connections of the overtempera ture fuse Fuse OK 0 Fuse defective L1 R 1 F 3 S405 9 2 4 Lid lock Y1 Lid switch Remove plug S404 and me...

Page 30: ...diate voltage on power board A1 The intermediate voltage has to be measured during the run run up run and run down 230 V version 380 V DC 120 V version 203 V DC Leistungsteil Power board Unwuchtschalt...

Page 31: ...tic energy 3000 Nm Pr fpflicht Obligatory inspection nein no Aufstellungsort Environment Umgebungstemp Ambient temperature 2 C bis 40 C 2 C up to 40 C relative Feuchte Relative humidity max 80 bis 31...

Page 32: ...or 8 Anti twist device 9 Rubber metal bearing 10 Hinge 11 Fuse insert 12 Appliance plug 13 Rubber foot 14 Power board 15 Electronic control panel 16 Control panel complete 17 Housing 18 lid lock with...

Page 33: ...15 Appliance plug 25 Assembling 23 Brake resistor 8 24 29 Brake setting 19 Cable colours 26 Circuit diagram 27 Control panel 7 24 Controller Watchdog c 14 Description and elimination of errors 11 Dis...

Page 34: ...il 28 No display 17 No speed indication 16 Overtemperature fuse 8 25 29 Overtemperature switch 28 Permissible imbalance 20 Plug assignment 27 Power board 7 24 30 Settings 18 Signals 28 Skeleton constr...

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