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5.9

Starting the grinding process ........................................................................................................... 25

5.10

Interrupting and continuing the grinding process ............................................................................ 25

5.11

Stopping the grinding process ......................................................................................................... 25

5.12

Menu structure ................................................................................................................................. 26

5.12.1

Setting Possibilities on the Display Menu ................................................................................ 26

5.13

Setting the grinding time .................................................................................................................. 28

5.14

Setting the Speed ............................................................................................................................ 28

5.15

Setting the Direction of Rotation ...................................................................................................... 29

5.16

Setting the interval ........................................................................................................................... 29

5.17

Emergency unlocking ...................................................................................................................... 29

6

Working instructions............................................................................................................................ 31

7

Fault messages ..................................................................................................................................... 31

8

Cleaning and service ........................................................................................................................... 32

9

Accessories .......................................................................................................................................... 34

10

Disposal ................................................................................................................................................. 35

11

Index ...................................................................................................................................................... 36

Appendix ............................................................................................................................... following pages

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Summary of Contents for GM 300

Page 1: ...Retsch GmbH 42781 Haan Retsch Allee 1 5 Germany 12 11 2012 0006 Manual Knife Mill GM 300 Translation...

Page 2: ...2 Copyright Copyright by Retsch GmbH Haan Retsch Allee 1 5 D 42781 Haan Federal Republic of Germany...

Page 3: ...e intended purpose 13 4 2 Protective equipment 13 4 3 Emissions 14 4 4 Degree of protection 14 4 5 Drive output 15 4 6 Rated power 15 4 7 Rated voltage 15 4 8 Rotation speed 15 4 9 Dimensions and weig...

Page 4: ...26 5 12 1 Setting Possibilities on the Display Menu 26 5 13 Setting the grinding time 28 5 14 Setting the Speed 28 5 15 Setting the Direction of Rotation 29 5 16 Setting the interval 29 5 17 Emergency...

Page 5: ...precondition for the safe and appropriate use of the device This operating manual does not contain any repair instructions If faults arise or repairs are necessary please contact your supplier or get...

Page 6: ...result from failing to heed these safety warnings We give you the following warnings and corresponding content CAUTION Type of danger personal injury Source of danger Possible consequences if the dang...

Page 7: ...ing work with all the operating instructions and specifications for the target group relevant for them have easy access always to the technical documentation for this machine and that new personnel be...

Page 8: ...contain any repair instructions For your own safety repairs may only be carried out by Retsch GmbH or an authorized representative or by Retsch service engineers In that case please inform The Retsch...

Page 9: ...operation and maintenance of the system The user has received the operating manual has read and taken note of its contents and consequently has all the information required for safe operation and is s...

Page 10: ...ine may not be knocked shaken or thrown during transport 3 3 Temperature fluctuations and condensed water NOTICE Temperature fluctuations The machine may be subject to strong temperature fluctuations...

Page 11: ...tion of the machine It must be possible to disconnet the machine from the mains at any time Install the machine such that the connection for the mains cable is easily accessible 3 7 Electrical connect...

Page 12: ...l number 5 Manufacturer s address 6 CE marking 7 Disposal label 8 Bar code 9 Power version 10 Mains frequency 11 Capacity 12 Amperage 13 Number of fuses 14 Fuse type and fuse strength In the case of q...

Page 13: ...eets the special laboratory and analysis requirements and in its range of performance it far outstrips that of commercially available household mixers Our applications laboratory will be happy to give...

Page 14: ...table sound proofing measures or wear hearing protection CAUTION Possibility of acoustic signals not being heard Loud grinding noises Acoustic alarms and voice communication might not be heard Conside...

Page 15: ...0 V 50 60Hz 0 1Hz 4 8 Rotation speed The knife speedcan be set in 100 rpm steps from 500 to 4000 rpm 4 9 Dimensions and weight 4 9 1 Height with Hood Cover Closed Height 340 mm Width 440 mm Depth 440...

Page 16: ...Operating the machine 16 5 Operating the machine 5 1 Views of the Instrument 0 Fig 2 Front view Fig 3 Rear view B A C D E F G H I J O M A B N C H L K NE...

Page 17: ...Operating the machine 17 Fig 4 Detailed views of housing Fig 5 Detail of grinding jar disassembly 5 2 Operating elements and displays P Q E R S W X...

Page 18: ...Operating the machine 18 Fig 6 Graphical View of the Control Panel G H I J F...

Page 19: ...ob To adjust the device H START button To start the grinding process I STOP button To stop the grinding process J Button to open the flap Releases the flap lock K Not assigned No function L Serial por...

Page 20: ...switch on the back of the device is switched on Shut the housing lid B and press it downwards until the lid closure is activated A sensor detects the closure of the housing lid and the motor driven li...

Page 21: ...ft and held by magnetic force The sealing lip DL of the V ring seal V must point downwards when inserted See Fig for knife assembly NOTICE Remove the knife after the grinding process Do not leave the...

Page 22: ...number 05 111 0243 5 7 Inserting the grinding jar CAUTION When grinding with dry ice CO2 give consideration to the quantity of dry ice used and the volume of gas that will develop accordingly The gri...

Page 23: ...erial the filling level may be as high as up to 2 cm under the edge of jar CAUTION Note that some materials may increase knife wear damage the knife or damage the jar The knife must not be reground CA...

Page 24: ...ar is less suitable for dry tough or fibrous samples Stainless steel is recommended for these samples as well as all others from the specified field of applications 5 8 Grinding Jar Lid Sealing Rings...

Page 25: ...meters you wish to have Insert the grinding jar with the material to be ground the knife and the lid Close the flap until the electromechanical safety interlock is closed Press the START H key 5 10 In...

Page 26: ...g the setting possibilities on the display as described in the following The selection bar in the display is operated as follows Turning function I Turn the setting knob to reach the individual menu i...

Page 27: ...tation Right left 4 Interval Interval grinding duration mm ss Reverse direction of rotation Set interval mm ss Back 6 Program mode Use parameter Change program Delete program Back 7 Menu Settings Auto...

Page 28: ...s the rotary knob to set the minutes Turn the rotary knob until you reach the desired grinding time in minutes 2 Press the rotary knob to set the seconds Turn the rotary knob until you reach the desir...

Page 29: ...menu item The selected menu item is marked by the dark selection bar 1 Press the rotary knob to set the interval time in minutes Turn the rotary knob to reach the desired interval time in minutes 2 P...

Page 30: ...he power supply Fig 15 View of the back Fig 16 Emergency unlocking of flap The GM300 can be opened manually during a power failure Use a slotted screwdriver and lever the plastic plug off over the ope...

Page 31: ...level of reproducibility 7 Fault messages F01 Overload F03 Problem in the safety circuit for the lid lock Service required F04 Lid opening or closing Otherwise lid lock is defective Service required...

Page 32: ...fe components and exceptions Fig 18 Dishwasher safe components NOTICE Dry all metallic parts of the grinding jar and the knife after drying to prevent possible corrosion Not autoclavable Autoclavable...

Page 33: ...protective oxide layer has been damaged This corrosion can be prevented if you dry the grinding tools after rinsing In the case of the steel used by Retsch the protective layer is automatically conti...

Page 34: ...the lid SD Put the gravity lid onto the grinding jar Insert the grinding jar with gravity lid into the device Close the flap and start the grinding process Disengage the gravity lid during grinding a...

Page 35: ...al provisions that are based on the EU Directive 2002 96 EC on Waste Electrical and Electronic Equipment WEEE Accordingly all machines supplied after 13 08 2005 in the business to business area to whi...

Page 36: ...al label 12 Disposal label 35 Drive output 15 Dry ice 22 Dusty sample 24 E Electrical connection 11 Emergency unlocking 30 Emergency unlocking of flap 30 Emissions 14 End 25 Explanations of the safety...

Page 37: ...lation 11 Removing the transport safeguard 11 Repairs 8 Required floor space 15 Revmoving the knife fill level of the grinding jar 21 Rotation speed 15 rpm 15 Runny samples 29 S Safety Margins 15 Safe...

Page 38: ...U Use of the machine for the intended purpose 13 V ventilation properties 22 View of the back 30 Views of the Instrument 16 W Watery sample 24 Weight 15 Working instructions 31 Y Year of production 1...

Page 39: ......

Page 40: ......

Page 41: ...fan M hler Manager technical services Retsch GmbH Retsch Allee 1 5 42781 Haan Germany www retsch com Certificate of CE Conformity according to EC Mechanical Engineering Directive 2006 42 EC Applied ha...

Page 42: ......

Page 43: ......

Page 44: ...Copyright Copyright by Retsch GmbH Haan Retsch Allee 1 5 D 42781 Haan Federal Republic of Germany...

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