Operating Instructions Cross Beater Mill “pulverisette 16”
Contents
1. 2 3 Protective devices e Protective devices should be used for the intended purpose and must not be made unserviceable or removed e All protective devices must be regularly inspected for com pleteness and proper function See sections 6 Maintenance and 7 Required inspections 2 4 Danger points Process tion Dangers ooo follow the safety instructions the warranty period ing can put your warranty claims at risk during transport be damaged the pulverisette 16 from condensation Scope of delivery In event of incomplete delivery and or transport Complaints registered later than this can no damages you must immediately notify the longer be accepted under some circum shipper and Fritsch GmbH within 24h stances Ambient temperature Falling below 5 C Electronic and mechanical components can Exceeding 40 C be damaged Performance data changes to an unknown extent Humidity Exceeding of 80 at Electronic and mechanical components can temperatures up to 31 C be damaged Performance data changes to an unknown extent Electrical connection Power network does not match the values on Electronic components can be damaged the type plate Before starting up the device for the first time With an incorrect rotation direction the grind the rotation direction must be checked see the ing performance is insufficient and mechani directional arrow on the motor cal components may be damaged Opening and closing of the mil2. e Lift the shell off the transport pallet e Compare the contents of the delivery with your order 3 2 Transport e Transport with a forklift or elevating truck while on the trans port pallet e Use the ring bolt H for transport of the cross beater mill Do not stand under the transport pallet 3 3 Setup e Lift the cross beater mill off the transport pallet Observe the accident prevention guidelines VBG 8 VBG 9a and VBG 9 e Setup the cross beater mill horizontally on a level and stable indoor surface It is not necessary to fasten the device in place Operation of the cross beater mill while it is on the transport pallet is not permitted e Ensure easy access to the cross beater mill e The ambient temperature must range from 5 40 C e The max humidity up to 31 C is 80 and declines linearly to 50 at 40 C e The minimum elevation for setup and use of the device is 200 m below sea level 3 4 Setup on a laboratory table You can also mount the cross beater mill onto your laboratory table Measure the laboratory table thickness Use screws with a max diameter of 8 mm and a length of the laboratory table thickness plus 25 mm Place the cross beater mill including collecting vessel on the table Mark the hole locations onto the table using the existing holes on the motor of the cross beater mill The spacing from the holes to the front edge of the table must allow sufficient space for installation a
3. and repair work The cross beater mill requires almost entirely no maintenance From time to time the gap between the grinding insert and the impact plates of the cross beater should be inspected Procedure Pull the power plug Open the mill housing Check the gap between the grinding insert Gl and the impact plate IP with a feeler gauge desired value 1 mm whereby 2 the gap to the bottom sieve may not be lt 1 mm Qe OY Adjust the gap between the grinding insert and impact plate if necessary 7 Required inspections Before the start of repair work pull the power plug and secure the device against accidental reactivation Warn about repair work with a sign Put safety devices back into operation after maintenance and repair work Only have repair work performed by experts The limit switch and the motor brake should be tested for proper function every six months Limit switch on the door hinge on the left o With an opening gap of max 3 mm the limit switch must switch off the motor Limit switch on quick latch on the right o Upon a rotation of the hand wheel of max 45 the motor brake must be activated Motor brake o Start device o Stop device o If the braking time exceeds 0 5 seconds contact a ser vice technician pulverisette 16 Page 17 _ FRITSCH 8 Warranty The warranty card enclosed with the device upon delivery must be com pletely filled out and returned to the
4. delivering factory so that the war ranty can enter into effect Online registration is also possible More information can be found on your warranty card or on our homepage hitp www fritsch de The company Fritsch GmbH in Idar Oberstein and its Technical Applica tion Laboratory or the corresponding national representatives would be happy to provide you with advice and assistance Please include the serial number given on the type plate along with any questions pulverisette 16 Page 18
5. 0 070 P 00 045 S 00 030 Filling funnel and housing of aluminium Material no 239 Short name G AI Si 10 Mg Composition Al 87 300 Si 11 000 Fe 00 500 Mg 00 500 Mn 00 400 Ti 00 150 Zn 00 100 Cu 00 050 Grinding insert of cast iron Short name GG 20 Composition Fe 93 600 C 03 650 Si 01 800 Mn 00 550 P 00 300 S 00 100 Cross beater of tempered cast iron Material no 0 8083 Short name GTW 38 Composition Fe 95 465 C 03 250 Si 00 650 Mn 00 400 P 00 055 S 00 180 Impact plates of special steel Material no 1 2080 Short name X 210 Cr 12 Composition Fe 84 890 Cr 12 000 C 02 200 Mn 00 450 Si 00 400 P 00 030 3 00 030 The composition percentages listed above represent average values pulverisette 16 Page 5 __ FRITSCH 2 Operating safety 2 1 General safety instructions Study the operating instructions carefully All operators must be familiar with the contents of the operat ing instructions For this purpose always keep the operating instructions within easy reach Do not remove the instruction labels Do not disable safety devices Independent conversions of the device negate the conformity with European directives declared by Fritsch and void the war ranty The cross beater mill is intended exclusively for use as speci fied in the section 1 3 1 Any other use is considered improper the manufacturer ac cepts no liability for damages resultin
6. E a ne IE EENSER 8 3 1 CTEM AC FUNC energie 8 3 2 TYAS OM 4 NEE ESEL NEE EN as ea nt 8 3 3 IE Leere en sec cir pee ee ae nee een ee 8 3 4 Setup on a laboratory table uuuuussnnnennnnnnneeennnnnnnnnnnnennnnnnnnnnnnenennnen 8 30 Fastening of the pulverisette 16 to the universal support 9 3 6 Electrical CONHECHON nennen 10 4 Working with the pulverisette 16 11 4 1 Operating elements and operation 11 4 2 Operating elements and their function 12 4 3 Opening and closing the mill housing 2220000ss22202nnnne nennen 13 4 4 Inserting the bottom sieve uuuussnsssnnnesnnnnnnnnennnnnnnnnnnnnnnnnnnnnnennnnnn nen 14 4 5 Filter hose and Collecting vessel ccccccseeeeceeeeeeeeeeceeeeeeeeeeeseeeeees 14 4 6 Adding material for grinding ccccccssseeeceecseeeeeeeeaeeseeeeesaeeseeeseaeeess 14 4 7 Readjusting the impact gap 15 5 CIO ANG en ee 16 6 NETTE AAC ous A E 17 7 Required INSPOCCTIONS 1scccssseccenscccennnenennensnensneneennssanensnenanens 17 8 Waranty een 18 pulverisette 16 __ FRITSCH 1 General Introduction 1 1 Notes about the operating instructions Study the operating instructions carefully The cross beater mill pulverisette 16 is referred to below as the cross beater mill All operators must be familiar with the contents of the operat ing instructions Please follow the notes for your safety The cross beater mill wa
7. Pressed and rotated right closes the door Pressed and rotated left opens the door Receives the grinding material with a maximum grain size of 20 mm not intended for storage of a grinding material re serve Reliably prevents backspray of the grinding material Prevents a back draft from the air pressure generated by the rotating cross beater thereby accelerating the material ae Collecting vessel w o illustration 5 Receives the Receives the ground material material Release level for the motor brake Pushing back releases the motor brake allowing manual turning of the cross beater for cleaning Transport bolt Prevents damage to mechanical and electrical components during transport pulverisette 16 Page 12 _ FRITSCH ag 4 3 Opening and closing the mill housing Only open the pulverisette 16 while it is switched off Press the button 0 on the power switch A or turn to the OFF setting see image Press the hand wheel B1 and turn to the left The hand wheel snaps into the final position Close in reverse order pulverisette 16 Page 13 FRITSCH 4 4 Inserting the bottom sieve Bottom sieves BS of stainless steel with Conidur or round perforation are available as a
8. _ FRITSCH a Operating Instructions Cross Beater Mill pulverisette 16 Fritsch GmbH Laborger tebau Industriestrasse 8 D 55743 Idar Oberstein Phone 49 0 6784 70 0 Fax 49 0 6784 70 11 Email info fritsch de Internet http www fritsch de Fritsch GmbH Laborger tebau was certified by TUV Zertifizierungsgemeinschaft e V on November 21 2003 SIND DIN EN ISO 9001 It was verified through an audit that Fritsch GmbH satisfies the require ments of DIN EN ISO 9001 2000 The enclosed conformity declaration specifies the directives satisfied by the Cross Beater Mill pulverisette 16 in order to qualify for the CE mark Device number 16 300x 00 Applies as of serial number 101 Version 12 2000 Index 002 Inspected and Approved _ FRITSCH FRITSCH Table of contents A Page 1 General INtrOAUCTION 1ccccsseccncenesccneenensensensnnensenennensennsessenannens 1 1 1 Notes about the operating instructions 1 1 2 Explanation of the symbols used on the device and in the operating CIO rain een re ee 2 1 3 Brief description of the device uss22004000s0nnennnnnnnnnnnnnennnennnnne nennen 3 1 3 1 Fields Ol OC AU ON een 3 1 3 2 Method of operation ss 3 1 4 Technical data ne 4 1 5 Materials and composition 5 2 Operating SACU ca enae a mie 6 2 1 General safety instructions 6 2 2 oE ALONG Eee ee ee ee 6 2 3 Protective devices ss 7 2 4 Daner OWS AR einen are 7 3 SE
9. ccessories See image Conidur 0 12 0 2 0 25 0 5 0 75 1 1 5 2 mm Round hole 3 4 5 6 8 10 mm Stop the pulverisette 16 Open the mill housing Insert the bottom sieve BS Set the impact gap between the grinding insert and cross beater to 1mm with a bottom sieve to cross beater spacing of not lt 1mm e Close mill housing e Make certain that a collecting vessel is in place e Start the pulverisette 16 Important Never operate the device without a bottom sieve inserted Risk of injury through possible insertion of fingers from below 4 5 Filter hose and collecting vessel Through the use of a textile filter hose between the pulverisette 16 and the collecting vessel the airflow generated by the rotating cross beater is guided away and a back draft is prevented In addition it ac celerates the material throughput and ensures a gentle grinding proc ess Slide filter hose E over the flange and at the same time hold the clamping clip at an angle Clamp on seal E1 Hang in the collecting vessel F Clamp on seals F1 If the collecting vessel is installed without filter hose you can expect dust to escape from the filling funnel D 4 6 Adding material for grinding The maximum grain size should not exceed 20 mm Add grinding material slowly into the filling funnel D see im age A rebound blocker in the filling funnel prevents the grinding material from bei
10. cross beater is prevented and an acceleration of the material throughput is partially achieved with the use of a textile filter hose between the cross beater mill and the collecting vessel This ensures a gentle grinding process pulverisette 16 Page 3 a my FRITSCH __ FRITSCH 1 4 Technical data Dimensions oulverisette 16 approx 560x420x445mm height x width x depth oulverisette 16 with base frame approx 1183x560x700mm height x width x depth Weight oulverisette 16 net approx 36 kg with base frame net approx 58 kg Operating noise Noise measurement according to DIN 45635 31 01 KL3 The noise values are also influenced by the properties of the material being ground Example Noise level Lwa 95dB A Workplace emissions value Lpaeq 86dB A Input material Quartz pebbles grain size lt 3 mm Filling level of the grinding chamber Input quantity until rated mo tor power was reached Drive 1 and 3 phase alternating current motor with brake Rotation speed 2850 rom Rated power 1100 watts Input grain size Max 20 mm Collecting vessel volume 5 000 ml or 30 000 ml Protection class IP 54 pulverisette 16 Page 4 FRITSCH E A 1 5 Materials and composition Collecting vessel 5l and bottom sieves of stainless steel Material no 1 4301 Short name X 5 CrNi 18 9 Composition Fe 77 325 Cr 18 000 Ni 02 500 Mn 02 000 Si 01 000 C 0
11. g from improper use In addition to the operating instructions observe and instruct adherence to all generally applicable statutory and otherwise binding regulations on accident prevention and environmental protection If a noise level of 85 dB A is reached or exceeded hearing protection should also be worn to prevent hearing damage Use original accessories and spare parts only Failure to ad here to this may jeopardize the protection of the machine Do not continue using damaged accessories The occupational exposure limits of the valid safety instruc tions must be observed and if necessary ventilation should be provided or the machine should be operated under a hood During comminution of oxidisable substances e g metals or coal there exists a danger of self ignition dust explosion if the portion of fine material exceeds a specific percentage The cross beater mill is not designed with explosion protection and is not suitable for grinding of explosive materials These operating instructions do not contain any repair instruc tions Repairs may only be performed by Fritsch GmbH or authorised service technicians 2 2 Operators The cross beater mill may only be operated by authorised persons and maintained and repaired by trained experts People who are under the influence of health impairments medications drugs alcohol or excess fatigue may not oper ate the cross beater mill pulverisette 16 Page 6 __ FRITSCH
12. he front looking at the cross beater mill anti clockwise viewed from the rear clockwise The single phase AC motor is factory set to rotate anticlockwise See e DIN VDE 0530 part 8 Terminal marking and direction of ro tation e DIN VDE 0530 Teil 7 EN 60 934 7 Type codes The direction of rotation of the 3 phase motor can be changes by swap ing two of the leads L1 L2 and L3 either at the motor terminals or in the plug The direction of rotation may only be changed by a trained electri cian pulverisette 16 Page 10 FRITSCH 4 Working with the pulverisette 16 4 1 Operating elements and operation Graphical view of the operating elements pulverisette 16 Page 11 __ FRITSCH A 4 2 Operating elements and their function tem Element Symbol _________ Eunetion___ FE Main switch with ON OFF button Power switch with knob Door seal hand wheel only with PULVERISETTE 16 comfort Filling funnel at door La Filter hose w o illustration Disconnects and connects the pulverisette 16 from to the mains pressed pulverisette 16 is switched on 0 pressed pulverisette 16 is switched off Disconnects and connects the pulverisette 16 from to the mains ON pulverisette 16 is switched on OFF pulverisette 16 is switched off Opens and closes the door of the pulverisette 16 comfort places tension on the door seal
13. l Only close the door when the contact surfaces Mechanical components and the seal can be housing are absolutely free of grinding material and damaged other contaminants Do not open pulverisette 16 while the motor In the grinding of toxic or otherwise harmful Is running substances there is a risk of inhalation of dusts that are harmful to health Do not open the pulverisette 16 and release Risk of injury from the unbraked cross the motor brake at the same time beater Adding material for grinding Add material for grinding slowly and continu Adding too large an amount can bring the ously into the filling funnel pulverisette 16 to a stop and could damage mechanical components During grinding dust sized grinding material Danger of inhalation of harmful dusts can escape from the filling funnel Use a vac uum hood when working with toxic or otherwise harmful materials Some grinding materials form explosive mix tures In air Check the material properties of your grinding material Cleaning Pull the power plug before every cleaning Life threatening risk of electric shock Do not clean with flowing water Life threatening risk of electric shock Risk of explosion pulverisette 16 Page 7 FRITSCH 3 Installation 3 1 Unpacking e Pull out the nails with which the shell is fastened to the trans port pallet The shell is the wooden box that is situated over the transport pallet
14. m hard brittle materials up to Mohs hardness of 6 Thanks to a large selection of accessories the cross beater mill is a device with wide ranging fields of application primarily in the areas of chemicals and ceramics in mining and metallurgy as well as in the preparation of soil samples etc in the laboratory and in industry The achievable final fineness depends on the hole width of the bottom sieve and the grinding properties of the material to be ground Under good conditions fineness levels lt 100 um can be achieved Typical applications for soft materials Needles leaves grain resins cellulose chemicals dried fruits peat seeds dried plants Typical applications for medium hard materials Animal feed salts pellets coal porcelain clay spices gypsum drugs potash tablets slag minerals ash stone and earth bauxite limestone dried clay etc synthetic resins pyrite cement clinker coke ores re fractory materials 1 3 2 Method of operation The comminution in the cross beater mill takes place through impacting colliding and shearing effects After introduction into the filling funnel the material enters the grinding chamber where the comminution process occurs between the cross beater grinding insert and bottom sieve As soon as the material has reached the corresponding final fineness it passes through the bottom sieve into the collecting vessel A back draft of the air flow generated by the rotating
15. nd removal of the collecting vessel and the filter hose pulverisette 16 Page 8 FRITSCH a A 3 5 Fastening of the pulverisette 16 to the uni versal support Lift the mill onto the support with 2 people Important Secure the device against tipping until it is com Warning against danger spot pletely screwed in place since the mill s centre of gravity al lows it to tip forward Then fasten the mill to the in Stallation plate with the supplied fastening materials EOS FLAT MSN TAGE IN Warning against hand injury Vineet Cm MINT AGE 9 EXPOS Z UST MONTAGE vereint DAS MAONTAGAE pulverisette 16 Page 9 FRITSCH a my 3 6 Electrical connection The electrical connection may only be created by a qualified electrician The voltage and frequency of the cross beater mill can be found on the type plate Make certain that the values match the existing power network Connect the cross beater mill to the power network using the supplied connector cable The supplied power cable does not have a plug since the type of plug depends on the setup location and the respective national regulations External fuse protection must be provided during connection of the po wer cable to the mains in accordance with the regulations of the setup location Direction of rotation of the drive motor Viewed from the drive side the 3 phase AC motor should rotate anti clockwise Viewed from t
16. ng thrown back out pulverisette 16 Page 14 FRITSCH 4 7 Readjusting the impact gap From time to time the gap between the grinding insert and the impact plates of the cross beater should be inspected See image Pull the power plug 7 Open the mill housing Check the gap between the grinding insert ME and the impact plate PP with a feeler gauge desired value 1 mm whereby the gap to the bottom sieve may not be lt 1 mm Adjust the gap between the grinding insert and impact plate if neces Sary Screw the impact plates tight with a hex key M5 pulverisette 16 Page 15 _ FRITSCH 5 Cleaning The cross beater mill can be cleaned while switched off using brushes small brushes and possibly vacuumed with an industrial vacuum cleaner or blown off with compressed air Do not allow any liquids to flow into the device To clean the grinding chamber in the cross beater mill the motor brake can be released with lever G The cross beater is easy to turn making cleaning simpler The protection class of the cross beater mill is IP54 pulverisette 16 Page 16 FRITSCH omy 6 Maintenance e Before the start of maintenance work pull the power plug and secure the device against accidental reactiva tion e Warn about maintenance work with a sign e Only have maintenance work performed by experts e Put safety devices back into operation after maintenance
17. s designed from a perspective of user safety however some residual dangers could not be elimi nated Follow the advice in these instructions to avoid risks to users The symbols in the right hand margin highlight the risks de scribed in the text Symbols on the device warn about possible dangers or refer to these operating instructions The symbol in the right page margin triangle with an exclamation point indicates general dangers and refers to the operating instructions These operating instructions do not constitute a complete technical description They describe only the details required for safe operation and maintenance for usage under normal conditions The copyright to these technical documents is the property of Fritsch GmbH Laborgeratebau These operating instructions are not to be reprinted or copied without the express approval of Fritsch GmbH Laborgerate bau pulverisette 16 Page 1 __ FRITSCH 1 2 Explanation of the symbols used on the device and in the operating instructions Attention Warning against danger spot Observe operating instructions Attention Mains voltage Attention Hazard of explosion Wear ear protection Wear protective gloves Spraying with water forbidden Do not step below lifted load pulverisette 16 Page 2 1 3 Brief description of the device 1 3 1 Fields of application The cross beater mill serves primarily for preliminary and fine comminu tion of mediu
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