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Summary of Contents for Fritsch MINI-MILL PULVERISETTE 23
- Page 1 Operating instructions MINI-MILL PULVERISETTE 23 Valid starting with: 23.1000/101 Read the instructions prior to performing any task! Translation of the original operating instructions...
- Page 2 Fritsch GmbH Milling and Sizing Industriestraße 8 D - 55743 Idar-Oberstein Telephone: +49 6784 70-0 Email: info@fritsch.de Internet: www.fritsch.de Version 07/2022 Index 012...
- Page 3 Certifications and CE conformity Certification Fritsch GmbH has been certified by the SGS-TÜV Saar GmbH. An audit certified that Fritsch GmbH conforms to the requirements of the DIN EN ISO 9001:2015. CE Conformity The enclosed Conformity Declaration lists the guidelines the FRITSCH instrument...
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Page 4: Table Of Contents
Table of contents Table of contents Basic structure..........Safety information and use. - Page 5 Table of contents Using the device..........Choice of grinding bowls and grinding balls.
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Page 6: Basic Structure
Basic structure Basic structure Knurled screw Knurled nut Clamping bracket Grinding bowl Control panel Rubber disk... -
Page 7: Safety Information And Use
This operating manual is not a complete technical description. Only the details required for operation and maintaining usability are described. Fritsch has prepared and reviewed this operating manual with the greatest care. However, no guarantee is made for its completeness or accuracy. -
Page 8: Operating Principle
Neither compliance with this manual nor the conditions and methods used during installation, operation, use and maintenance of the PULVERISETTE 23 can be monitored by Fritsch GmbH. Improper execution of the installation can result in property damage and thus endanger persons. Therefore, we assume... -
Page 9: Information On Hazards And Symbols Used In This Manual
Safety information and use Information on hazards and symbols used in this manual Safety information Safety information in this manual is designated by symbols. Safety information is introduced by keywords that express the extent of the hazard. DANGER This symbol and keyword combination points out a directly hazardous situation that can result in death or serious injury if not avoided. - Page 10 Safety information and use DANGER This symbol and keyword combination designates contents and instructions for proper use of the machine with combus- tible substances. Ignoring information with this designation will result in serious or fatal injury. WARNING This symbol and keyword combination points out a directly hazardous situation due to movable parts.
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Page 11: Device Safety Information
Safety information and use Designation Explanation Results of steps in the procedure ð References to sections in this manual and relevant documentation Lists without a specific order [Button] Operating elements (e.g. push button, switch), dis- play elements (e.g. signal lamps) ‘Display’... -
Page 12: Hazardous Points
NOTICE Immediately replace damaged or illegible information signs. ■ Unauthorised alteration of the PULVERISETTE 23 will void Fritsch's declara- tion of conformity to European directives and void the guarantee. ■ Only use the PULVERISETTE 23 when it is in proper working order, as intended and in a safety- and hazard-conscious manner adhering to the operating manual. -
Page 13: Technical Data
Technical data Technical data Dimensions 280 x 150 x 270 mm (height x width x depth) Weight approx. 7.35 kg (net) approx. 9 kg (gross) Operating noise Emissions value of workplace according to DIN EN ISO 3746:2005 L = 64.4 dB(A). -
Page 14: Final Fineness
Technical data 3.10 Final fineness = 5 µm for wet grinding depending on the sample materials for comminution. -
Page 15: Installation
Compare the contents of the delivery with your order. ■ Please store the transport packaging so that it can be reused if you need to return the product. Fritsch GmbH accepts no liability for damage caused by improper packaging (packaging that is not from Fritsch). ■... -
Page 16: Ambient Conditions
Installation Ambient conditions WARNING Mains voltage! − The device may only be operated indoors. − The surrounding air may not carry any electrically conduc- tive dust. − Maximum relative humidity 80% for temperatures up to 31°C, linearly decreasing down to 50% relative humidity at 40°C. -
Page 17: Initial Start-Up
Initial start-up Initial start-up Perform initial start-up only after all work as described in ⮫ Chapter 4 ‘Installa- tion’ on page 15 has been carried out. Switching on NOTICE Before switching the device on make sure that a grinding bowl or the transport wood is clamped into the grinding bowl holder. -
Page 18: Using The Device
Using the device Using the device Choice of grinding bowls and grinding balls CAUTION If the grinding elements used are not genuine accessories, we assume no guarantee and exclude all liability for damage to the device or for personal injury. To prevent excessive wear caused by abrasion, the hardness and density (specific weight) of the grinding bowl and grinding balls used must be greater than that of the material used. -
Page 19: Number Of Balls Per Grinding Bowl (Independent Of The Material Quantity)
Using the device 6.1.2 Number of balls per grinding bowl (independent of the material quantity) A higher number of balls will reduce the grinding duration and the grinding results will be within a smaller grain size range. Ball diameter Grinding bowl 2 (single use) (mm) volume (ml) -
Page 20: Types Of Grinding Bowls
Using the device Do not fail to comply with the following sequence: Place the grinding balls in the empty bowl. Pour grinding stock onto the balls and possibly add liquid for wet grinding. All sealing surfaces must be absolutely clean to guarantee impermeability, particularly during wet grinding. -
Page 21: Factors With An Impact On Grinding
Using the device PTFE (Teflon): The seal is created by grinding the surfaces of the lid and the bowl to lie perfectly flush. In addition, they are also screwed together. These bowls cannot be used for grinding hard sample materials. They are used to solubilise soft sample materials or mix and homogenise sample materials. -
Page 22: Weight Of The Balls (Type Of Material)
Using the device Reduced percentage of fine material! Many small balls increase the percentage of fine material during extended grinding time. 6.3.4 Weight of the balls (type of material) A higher mass (specific weight) of the grinding balls accelerates grinding. (see Chapter 6.1 ‘Choice of grinding bowls and grinding balls’... -
Page 23: Clamping The Grinding Bowls
Using the device Clamping the grinding bowls CAUTION Make sure the main switch is switched off when working on the clamping device so that the device is not inadvertently switched on! Before clamping, check the rubber disk (6) in the base of the grinding bowl holder for any damage. -
Page 24: Setting The Running Time
Using the device 6.8.2 Setting the running time The running time is set using the +/- buttons (timer). In the factory set mode, the two right-hand numbers show the minutes and the left‐hand number the hours. 9 hours 59 minutes is the maximum time which can be set. For grinding operations that are accurate to the second use the minutes/seconds timer (see Chapter 4.6 ‘Changing the timer’... -
Page 25: Cleaning
Cleaning Cleaning DANGER Mains voltage! − Before beginning with cleaning work, disconnect the mains plug and protect the device against being unintentionally switched back on! − Do not allow any liquids to flow into the device. − Indicate cleaning work with warning signs. −... -
Page 26: Maintenance
Maintenance Maintenance DANGER Mains voltage − Before beginning with maintenance work, unplug the mains plug and protect the device against being uninten- tionally switched back on again! − Indicate maintenance work with warning signs. − Maintenance work may only be performed by specialised personnel. - Page 27 Maintenance Functional part Task Test Maintenance interval O-ring seal for the grinding If deformed, frayed or torn bowl...
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Page 28: Repairs
Repairs Repairs DANGER Mains voltage! − Before beginning with repair work, unplug the mains plug and protect the device against being unintentionally switched back on. − Indicate repair work with warning signs. − Repair work may only be performed by specialised per- sonnel. -
Page 29: 10 Disposal
FRITSCH is not obliged to take back used FRITSCH devices. FRITSCH declares it is prepared to take back used FRITSCH devices for recycling or disposal free of charge whenever a new device is purchased. The used FRITSCH device must be delivered free of charge to a FRITSCH establishment. -
Page 30: 11 Guarantee Terms
Rectification may take the form of either repair or replacement of the device, at our sole discretion. The guarantee may be redeemed in all countries in which this FRITSCH device is sold with our authorisation. - Page 31 NOTICE Please note that in the event that the device must be returned, the device must be shipped in the original Fritsch packaging. Fritsch GmbH denies all liability for any damage due to improper packaging (packaging not from Fritsch).
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Page 32: 12 Exclusion Of Liability
The supplied products as well as this operating manual conform to the current state of the art when they leave the sphere of influence of FRITSCH GMBH. - Page 33 Neither compliance with this operating manual nor the conditions and methods used during installation, operation, use and maintenance of the product can be monitored by Fritsch GmbH. Improper execution of the installation can result in property damage and thus endanger persons. Therefore, we assume absolutely...
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Page 34: 13 Safety Logbook
Safety logbook 13 Safety logbook Date Maintenance / Repair Name Signature... -
Page 35: 14 Index
Index 14 Index Accident prevention........7 Operating noise. - Page 36 Index...
- Page 38 © 2014 Fritsch GmbH Milling and Sizing Industriestraße 8 D - 55743 Idar-Oberstein Telephone: +49 6784 70-0 Email: info@fritsch.de Internet: www.fritsch.de...
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