Draft for comments only — Not to be cited as East African Standard
Contents
1. lt 1 of the teat surface visibly contaminated N 2 slightly soiled 1 to 10 of the teat surface visibly contaminated 7 y partially soiled 11 to 25 of the teat surface visibly contaminated D D EN heavily soiled gt 25 of the teat surface visibly contaminated B 2 The test should be performed on three herds as described in B 3 98 during normal operation of the automatic milking machine B 3 In each herd one randomly selected front teat and one rear scored from each of a number of animals until at least 50 teats have scored either 2 or 3 before the matic teat cleaning B 4 Animals with one or more teats with score 4 before cle Fre excluded from the test A maximum of 50 of the teats given score 1 before the automatic seo be included B 5 At least 75 of the teats shall have a score of ter the automatic cleaning and out of the animals with at least one teat given a score of 2 or 3 before clean at least 50 of the teats should have a score of 1 after cleaning x B 6 Where visual scoring of teats is not possib mediately after the automatic cleaning milk composite samples shall be collected during milking of the animals fulfilling B 3 and B 4 The sampler normally used for milk yield recording can be used for this purpose Sampling into clean vials shall be started immediately after machine cleaning Milk samples shall be sored cold until bacteriological analysis Milk samples shall be analysed fo2. 20966 2007 E A 3 Provisions in case of faults Provision shall be made to give a notification to the operating personnel in case of faults such as R4 repeated unsuccessful attempts to attach the teatcup loss of power C Di C control fault It shall be possible to manually open the exits for the animals and remove all equ nt under the animal so that the animal can exit GX A 4 Accesses and exits for the animals o The closing force of power driven doors and gates shall be limited so juries caused by pinching of parts of the animal s or human s body shall be minimized A 5 Information for use ed The users manual shall include safety instructions i hommal operation and servicing of the machine including the use of personal protective equipment appropriate and shall correspond to ISO 3600 In particular it shall point out that unauthorized or ned persons shall be kept out of the hazardous area see A 2 2 2 1 O A 5 2 Warning signs x A 5 1 User s manual A warning sign shall be shown on the A ere hazards arising from movements of the machine can occur see A 2 2 2 1 ISO 2007 All rights reserved 9 ISO 20966 2007 E Annex B informative D Example of a method of evaluating cleaning of teats and udders gt B 1 The cleanliness of teats and parts of the udder that come in contact with the liner cat scored by trained personnel according to reference 5 as 1 completely clean
3. inspection of the teat and udder areas after operation NOTE Annex B presents an example of a method of evaluating the inspection of cledo of teats and udders although the ultimate result of cleaning is the milk quality in the bulk milk tank SS 5 2 2 Foremilking There shall be provisions for separation of the foremilk from the milk oe human consumption Information shall be provided about the procedures regarding separ ion of foremilk and how to inspect the performance The performance of the foremilk separation shall be verified curing kraton 5 3 Milking oO a9 Q The system shall have provisions to detect sul teatcup detachment so that the AMI can initiate 5 3 1 Accidental teatcup detachment corrective action to attempt to achieve a successf g 5 3 2 Milk yield measurement xO The milk yield for each milking shall be mpaeared The accuracy of milk yield measuring systems shall be stated in the user s manual 5 3 3 Detection of abnormal m Where an automatic milking unit has provisions to detect abnormal milk from an individual animal and prevent its milk from being mixed wit ilk intended for human consumption the abnormal milk detection method together with recommended lirgitVal es shall be described in the user s manual NOTE Annex C presents ne of a method of evaluating detection systems for milk deemed as abnormal due to blood or changes in noes with possible limits of blood levels 5 3 4 Teatcup
4. rem There shall be provisions to limit the total machine on time Methods procedures and limits shall be stated in the user s ue 5 4 Pos king teat applications It is recohamended that there be means to apply disinfectant and or skin conditioner to the teats after milking x gt S ISO 2007 All rights reserved 3 ISO 20966 2007 E 5 5 Milk transport 5 5 1 Diversion of milk The AMI shall have provisions to divert milk identified as abnormal undesirable or withheld milk are it reaches the storage tank D NOTE The decision to divert undesirable and withheld milk is always taken before milking The decision to divert abnormal milk can be taken at any time during foremilking milking or after milking of the animal Diveg milk can be transported to a holding tank or a safe means of disposal Lo 5 5 2 Delivery lines S Milk shall be prevented from entering the bulk milk tank during cleaning of the bulk milk fank Milk shall be prevented from entering the bulk milk tank during milk collection if r quired by local regional or national regulations UP 5 6 Milk cooling and storage D 5 6 1 General D bulk milk tank shall have provision to inform the automatic milking pchine AMM if milk can be received or not a Cleaning solution shall be prevented from entering the bulk moja whilst milk is present in the tank 5 6 2 Refrigerated bulk milk tank A refrigerated bulk milk tank shall comply where appr
5. CD K 746 201 ICS mm F A N EAST AFRICAN STANDARD N Automatic milking installations Requirements fa testing EAC 2010 First Edition 2010 CD K 746 2010 Foreword Development of the East African Standards has been necessitated by the need for harmo yy requirements governing quality of products and services in East Africa It is envisaged th gh harmonized standardization trade barriers which are encountered when goods and Mess are exchanged within the Community will be removed In order to meet the above objectives the EAC Partner States have enacted a st African Standardization Quality Assurance Metrology and Test Act 2006 EAC SQMT Actf 2006 to make provisions for ensuring standardization quality assurance metrology and sting of products produced or originating in a third country and traded in the Community in order R ciitate industrial development and trade as well as helping to protect the health and sately7or society and the environment in the Community East African Standards are formulated in accordance with the procedur tablished by the East African Standards Committee The East African Standards Commi established under the provisions of Article 4 of the EAC SQMT Act 2006 The Committee is osed of representatives of the National Standards Bodies in Partner States together with the representatives from the private sectors and consumer organizations Draft East African Stand re circulated to stak
6. M bottle or vial used during automatic milk sampling NOTE 1 If mots above information is intended for export to other parties a suitable format for data transfer can be that specified 11787 2 ISO 11788 1135 and ISO 11788 214 NOTE 2 Cader information of interest can be quality parameters such as conductivity somatic cell count fat content protein content urea content system cleaning parameters such as detergent type and dosage temperature of the cleaning fluid roy milk cooling parameters such as a log of milk tank temperatures ISO 2007 All rights reserved 5 ISO 20966 2007 E 9 Monitoring gt SN 9 1 Animals a The system shall maintain a current record of the following D a time since last milking for each animal YD NOTE For practical reasons the time can be measured from when the animal leaves the miina pes b animals due for milking O c animals that are overdue for milking a preset time has elapsed since permission to be milked was granted d animals with unsuccessful milking f animal identity and time of each milking where the milk has been div e animal identity where the system has detected abnormal milk amp 9 2 Disinfection oO Means shall be provided to monitor the cleaning solution temperature and to ensure that intended cleaning and disinfecting has been carried out Q 9 3 Stored milk Means shall be provided to monitor the temperatur he milk in the bulk milk tank and
7. and control gear Part 5 1 Control cicit devices and switching elements Electromechanical control circuit devices on IEC 61800 1 Adjustable speed electrical power drive systems Part fera requirements Rating specifications for low voltage adjustable speed d c power drive systems EN 1088 Safety of machinery Interlocking devices associated wi i Principles for design and selection EN 13732 Food processing machinery Bulk milk coolers ons rms Requirements for construction performance suitability for use safety and hygiene 3 Terms and definitions Q For the purposes of this document the terms and d finitions given in ISO 3918 and the following apply 3 1 O control system gt assembly of hardware and software E to start operate and stop the AMI 4 Safety and hygiene requir ts The safety requirements given in Angee apply The hygiene requirements given i O 14159 apply KG C 5 Functional require ns 5 1 General amp The milking machige shal fulfil the requirements specified in ISO 5707 It shall be posgiile to operate the AMI both for milking and testing purposes Ww D Q 2 ISO 2007 All rights reserved ISO 20966 2007 E 5 2 Preparation before milking 5 2 1 Cleaning of teats a There shall be provision to clean the teats and the parts of the udder in contact with the linersfithout injuring the animal AS The result of the cleaning operation is checked by
8. d at the mechanical interface A NOTE What constitutes an acceptable speed will also depend on the forces exerted an Aa of the installation A 2 2 3 Normal stopping The AMI shall comply with 9 2 2 of IEC 60204 1 2005 X A 2 2 4 Emergency stop The AMI shall comply with 9 2 5 4 of IEC 60204 1 2005 AT The emergency stop controls shall be located out of reach of theyanimals A 2 3 Protection against non mechanical hazards Loise reduction at the design stage When designing machinery the information and techmieal measures to control noise at source given in ISO TR 11688 1 and ISO TR 11688 2 shall be taken intove count Kv A 2 4 Electricity O The AMI shall comply with IEC 60204 1 unless e stated in this annex The AMI shall comply in particular with d of IEC 60204 1 2005 for the prevention of electric shock and Clause 7 of IEC 60204 1 2005 for protectitg against short circuits and for protection against overloading The degree of protection for electri omponents of the low voltage area installed where animals are expected to be present shall be at IP 55 in accordance with IEC 60529 2001 V A 2 5 Pneumatic amp The AMI shall comply men A 2 6 Hydraulic amp The AMI shall com ith ISO 4413 A 2 7 Heat The mapa of hot water applied to the animal shall not exceed 45 C to avoid injuries A 2 8 rs mr 4 shall be class 2M in accordance with IEC 60825 1 2001 8 ISO 2007 All rights reserved ISO
9. d in milk Limit th Human eye e A g y and Max 2 200 M AEE T a a ER normal milk is gt 80 white i o i c RG a a S Sensitivity 2000 gt 16 20 gt 69 gt 80 blood ISO 2007 All rights reserved 11 ISO 20966 2007 E C 2 2 Test of detection system for changes in homogeneity C 2 2 1 General a gt The expected cell counts of the CMT scores California Mastitis Test Schalm et al 81 are in cells ml AS lt 150 000 D 2 150 000 to 300 000 DS 3 300 000 to 800 000 S 4 800 000 to 3 000 000 es 5 gt 3000 000 om C 2 2 2 Detection at the quarter level amp before cleaning of teats Sampling shall be performed in at least three s for at least 36 h in each herd Foremilk samples about 10 ml of milk of all milking quarters of at rt animals are taken immediately The foremilk sampled is poured through a filter with a pore size of 0 1 S 0 1 mm Samples from quarters with visible clots larger than 2 mm on th and CMT score gt 3 are abnormal At least 20 samples shall test abnormal Milk from quarters wh remilk samples from two consecutive milkings do not show any clots on the filter and have a CMT score lt 4 are denoted normal samples At least 800 samples shall test normal All other samples are De ale the analysis The sensitivity of the detection system on quarter level sea percent is calculated using Equation C 1 SEq gt x100 x C 1 whe
10. dwide federation of national stan ads bodies ISO member bodies The work of preparing International Standards is normally carried o rough ISO technical committees Each member body interested in a subject for which a technical co e has been established has the right to be represented on that committee International organizations rnmental and non governmental in liaison with ISO also take part in the work ISO collaborat osely with the International Electrotechnical Commission IEC on all matters of electrotechnical standard ation International Standards are drafted in accordance with the rules given in the ISO I ae Part 2 The main task of technical committees is to prepare International Standards Bg International Standards adopted by the technical committees are circulated to the member bodi voting Publication as an International Standard requires approval by at least 75 of the member bo sting a vote Attention is drawn to the possibility that some of the elements of this doputr n may be the subject of patent rights ISO shall not be held responsible for identifying any or all such rights ISO 20966 was prepared by Technical Committee ISO TC 23 Tr forestry Ww rs and machinery for agriculture and iv ISO 2007 All rights reserved INTERNATIONAL STANDARD ISO 20966 2007 E a Automatic milking installations Requirements and testing a WARNING Some of the tests specified in this International Standard
11. e design of low noise machinery and equipment Part 1 ing ISO TR 11688 2 equipment P ustics Recommended practice for the design of low noise machinery and Introduction to the physics of low noise design ISO 12100 1 3 Safety of machinery Basic concepts general principles for design Part 1 Basic terminology methodology ISO os Safety of machinery Basic concepts general principles for design Part 2 Technical princi 5852 1996 Safety of machinery Safety distances to prevent danger zones being reached by the r limbs Q so 14159 Safety of machinery Hygiene requirements for the design of machinery ISO 2007 All rights reserved 1 ISO 20966 2007 E IEC 60204 1 2005 Safety of machinery Electrical equipment of machines Part 1 General requirements IEC 60227 1 Polyvinyl chloride insulated cables of rated voltages up to and including 450 750 V pop General requirements A IEC 60245 1 Rubber insulated cables Rated voltages up to and including 450 750 V Part 1 Sneral requirements YD IEC 60529 2001 Degrees of protection provided by enclosures IP code amp IEC 60825 1 2001 Safety of laser products Part 1 Equipment classification requirement gra user s guide N IEC 60947 4 1 Low voltage switchgear and control gear Part 4 1 Contactors motor starters Electromechanical contactors and motor starters Ve IEC 60947 5 1 Low voltage switchgear
12. eholders through the National Standards Bodies in the Partner States Th mments received are discussed and incorporated before finalization of standards in nie aa with the procedures of the Community Article 15 1 of the EAC SQMT Act 2006 provides that Within six months of the declaration of an East African Standard the Partner States shall adopt ut deviation from the approved text of the standard the East African Standard as a national standard and withdraw any existing national standard with similar scope and purpose East African Standards are subject to review t p pace with technological advances Users of the East African Standards are therefore expectedto ensure that they always have the latest versions of the standards they are implementing East African Community 2010 All reserved East African Community P O Box 1096 Arusha Ss Tanzania ty Tel 255 27 2504253 8 O Fax 955 27 2504481 2604255 E Mail eac each Web www each Q amp S O 2010 EAC All rights of exploitation in any form and by any means reserved worldwide for EAC Partner States NSBs Q ii EAC 2010 All rights reserved CD K 746 2010 Introduction xD LS In the preparation of this East African Standard the following sources were consulted extensively ISO 20966 2007 Automatic milking installations Requirements and testing oy Codex Alimentarius website eo eee pr erg OO USDA Foreign Agricul
13. eseeteecssccrnecaseeteees m ER ET aan orri un ar jenat 4 5 6 Milk cooling and storage Y gage bbecpvetasaveueusuecsdecvendasceachevaresunsaseecirerss 4 6 Cleaning ins dooce shoves Sa st dus ceciees se deeee tete R sine Sn Dane ce EEA A amara du nite ev dre ne nn donnant enter boone 4 7 Instructions for use ate yea ev deeb de xs du ch eves du eh cuca de chu seis vehedsetdesvecerieaeecsescheeeseeess 5 8 Management FCRRRRRE RSS RE RE RE T 5 8 1 Alarms and notifications gases deed ech es mess fem eee lie come teen nest en ten ie gestes a ns tenter 5 8 2 Retrieval of information sO E S denne ssdestnessaeneverddeus see cdeeesteess 5 9 IO La TIR e LAL0 Te PRE RE EE I EE TE TE 6 9 1 ADIMAIS sarai aariaa xO sad oe wc E accede od nurs E E E T 6 9 2 Disinfection ccscseeeesseeeeeeeeeees U RE E T 6 9 3 DOTE NES a eE Ea E sled E a ae EaR 6 Annex A normative Safety requirem ith respect to humans and animals 7 Annex B informative Example of a method of evaluating cleaning of teats and udders seeeees 10 Annex C informative Example of PA of evaluating detection systems for milk deemed as abnormal due to the Regee of blood or to changes in homogeneity 11 Bibliography nnn NY e AE E E E E 14 O ISO 2007 All rights reserved iii ISO 20966 2007 E Foreword gt D amp ISO the International Organization for Standardization is a worl
14. inv de which could lead to a hazardous situation The attention of any person performin EX accordance with this International Standard is drawn to the need to be appropriately trained e type of work to be carried out It is left to the responsibility of the user to check all LL conditions and health and safety requirements applicable for the relevant country 1 Scope y This International Standard specifies requirements for the construction of automatic milking installations AMI including specific safety and hygiene aspects and minimum performance requirements and testing in addition to those described in ISO 5707 and ISO 6690 QY It does not contain requirements for the design of the ping fin the milking installation is installed AN 2 Normative references The following referenced documents are n es for the application of this document For dated references only the edition cited applies For_undated references the latest edition of the referenced document including any amendments applies ISO 3600 Tractors machinery for agric and forestry powered lawn and garden equipment Operator s manuals Content and pres n ISO 3918 Milking machine installations ocabulary ISO 4413 Hydraulic fluid power General rules relating to systems ISO 4414 Pneumatic fluid po one rules relating to systems ISO 5707 Milking machine iSedittations Construction and performance ISO TR 11688 1 Acoustics Recommended practice for th
15. ntax amp 3 ISO 11788 1 Electronic data interchange between information systems in agrculule Agricultural data element dictionary Part 1 General description p S 4 ISO 11788 2 Electronic data interchange between information systems in iculture Agricultural data element dictionary Part 2 Dairy farming K 5 KNAPPSTEIN K ROTH N SLAGHUIS B A and VAN ZONNEVELD R T F ctiveness of automatic cleaning of udder and teats and effects of hygiene management Protocol for evaluation of teat cleaning systems Deliverable D13 EU project Implications of the intfedyetion of automatic milking on dairy farms QLK5 2000 31006 2002 www automaticmilking nl O 6 IDF Standard 73 B 1998 Enumeration of coliforms Y 7 RASMUSSEN M D and BJERRING M Visual scoring of milk mi with blood J Dairy Res 72 pp 257 263 2005 S N 8 SCHALM O W CARROL B S and JAIN N C Bovine MastitiS School of Veterinary Medicine University of California 360 pp 1971 14 ISO 2007 All rights reserved ISO 20966 2007 E a C os A X amp 7 amp xQ we O gt J N Ss amp S S Q Tn IC 040 10 Price based on 14 pages ISO 2007 All rights reserved CD K 746 2010 EAC 2010 All rights reserved
16. om 10 animals is used as a basis for vay oun of four samples of 1kg from each animal calculated from the samples with 120 um emoglobin I as the number of positively detected samples divided by 10 samples and multiplied The remaining samples with 0 umol 3 umol and 6 umol haemoglobin are used to calculate the Aci as the number of negatively detected samples divided by 30 samples and multiplied by 100 NOTE 1 Alternatively blood can ae at a steady rate into one of the short milk tubes during milking of 30 animals 40 for a detection system measuring composite milk to reach the four planned concentrations of haemoglobin gt 80 by a representative gro people when scoring the coloured milk on a black surface This level is equivalent to a mixture of 980 ml milk and 20 mf of bovine blood containing 6 mmol haemoglobin per litre of blood The 3 umol l and 6 umol thresholds are lvoe visually white with a sensitivity of gt 80 by a representative group of people when NOTE 2 According to sg poo Bjerring the 120 umol l threshold is scored as visually red with a sensitivity of compared with milk with emoglobin These levels are equivalent to having 0 05 and 0 1 blood with 6 mmol l haemoglobin in the milk See also Table C 1 NOTE3 The weight of the single unit haemoglobin molecule used in this annex is 16 000 ble C 1 Specificity and sensitivity for the detection of blood in milk ra Purpoge 6 Number Haemoglobin in milk Bloo
17. opriate with EN 13732 NOTE 1 EN 13732 was developed for batch rer continuous milking such as with an AMM The cooling system shall have sufficient capacity to cool milk received in an empty bulk milk tank from high producing animals milked simultaneously Jn the available milking units The cooling system shall be designed so that the milk does not freeze even at low milk flow from a single animal into an empty tank NOTE 2 Milk temperatures and cooling times are usually stated by local regional or national requirements 5 6 3 Tank for temporary st If milk is intended to be stor d in a temporary tank buffer tank longer than 1 h such as during milk collection and cleaning of the bul tank the cooling time specified by local regional or national requirements applies see 5 6 2 Note 6 Cleaning There shall pepsin to initiate automatic cleaning rinsing or sanitizing of milk contact surfaces for a teatc between milking of each animal including surfaces that can come in contact with the animal D b rfaces that have come into contact with milk detected as abnormal undesirable or withheld milk ore milking an animal for milk intended for human consumption 4 ISO 2007 All rights reserved ISO 20966 2007 E c surfaces that have been in contact with unrefrigerated milk after a specified time without milking d system cleaning after a specified interval a NOTE Cleaning intervals are specified by international na
18. ormal by the sep f is the number of animals with abnormal milk according to the refe ve method The specificity of the detection system on animal level SP in percent i Dcutatec using Equation C 4 SP x 100 y C 4 where g is the number of animals correctly indicated as Aral by the detection system h is the number of animals with normal milk ac yding to the reference method NOTE Finding of clots in the foremilk on the filter Q that the quarter and animal suffer from clinical mastitis XS C 3 Guideline for interpretation of results The sensitivity of devices for detecting ormal milk should be gt 70 At least 16 out of 20 milkings with abnormal milk should be detected V will ensure a minimum sensitivity of 69 for an 80 confidence interval The specificity of devices for d g abnormal milk should be gt 99 which means that a maximum 2 out of 200 animal milkings with no milk are automatically diverted The confidence interval for LS specificity of 99 is 98 to 100 for 200 milkings with normal milk A minimum 199 out of 200 milkings with normal milk should be indicated as normal milk by the detection system amp ISO 2007 All rights reserved 13 ISO 20966 2007 E Bibliography 1 ISO 6690 Milking machine installations Mechanical tests D 2 ISO 11787 Machinery for agriculture and forestry Data interchange between Moenen computer and process computers Data interchange sy
19. r coliform count according to IDF Standard 73 B 6l At least 75 of the milk samples shall test negative for coliforms lt 10 cfu ml Less han of the samples may have more than 100 cfu ml gt 10 ISO 2007 All rights reserved ISO 20966 2007 E Annex C informative a Example of methods of evaluating detection systems for milk med as abnormal due to the presence of blood or to changes in h eneity E C 1 General S The most common abnormalities in milk are blood content and changes in hom geniety This annex attempts to describe the complex matter of detecting these milk defects It deseribes one method of evaluating detection systems for blood in milk and one for changes in homogeneity idance on interpretation of test results is also included although no internationally accepted limits F4 This is the first attempt to deal with this question The matter is to be research and developments C 2 Test of detection system for blood in milk x C 2 1 General gt her evaluated based on experience homogenously mixed with 0 umol 3 umol 6 mo 120 umol haemoglobin equivalent to 0 50 100 and 2 000 mg haemoglobin The AMM is set to milk_an artificial udder fed with one sample per quarter from one cow at a time for a quarter detection system PS ietection systems measuring composite milk one sample mixed with blood is milked together with na mples without blood Sensitivity of the detection system is Milk fr
20. re a a is the number of quarters correctly indicated as abnormal by the detection system b is the number of quarters with ab grmal milk according to the reference method The specificity of the detection syste Pn quarter level SP in percent is calculated using Equation C 2 SP x100 LE C 2 where amp c is the numbe uarters correctly indicated as normal by the detection system d isthe curpbgrof quarters with normal milk according to the reference method C 2 3 Detection at the animal level 200 ani ilkings of gt 50 animals Sampling shall be performed in at least three herds for at least 36 h in For sain based on measurements in composite milk foremilk samples are taken of at least each ner The foremilk sampled is poured through a filter with a pore size of 0 1 mm x 0 1 mm 12 ISO 2007 All rights reserved ISO 20966 2007 E Cow composite milk where foremilk from one or more quarters with visible clots larger than 2 mm on ilter and CMT score gt 3 is denoted as abnormal Cow composite milk where foremilk from all quarters fi least two consecutive milkings does not show any clots on the filter and a CMT score lt 4 is denote mal At least 800 samples shall test normal All other samples are discarded from the analysis The sensitivity of the detection system on animal level SE in percent is calculated using ee C 3 SE ra C 3 where L e is the number of animals correctly indicated as abn
21. s In the unlikely event that a problem relating to it is found please inform the Central Secretariat at the address given below ee eS ISO 2007 O All rights reserved Unless otherwise specified no part of this publication may be reproduced or utilized in any form or by any means electronic or mechanical including photocopying and microfilm without permission in writing from either ISO at the address below or ISO s member bo he country of the requester ISO copyrig e Case postale 56 e CH 1211 Geneva 20 Tel 49 01 11 Fax 749 09 47 E m yright iso org iso org Publi in Switzerland ii ISO 2007 All rights reserved ISO 20966 2007 E Contents D Page FOreWOr sirni naanin onakan naaa aa aaa a aaae eaaa Aaa aa ln ln anal tte nana tup nd el rss ites again Re iv 1 SCOPE a E N E E 1 2 Normative references ss snnnennnesnnesnnenss Le A E 1 3 Terms and definitions nanangi anaana iann anana RA supauea claveyeustdnstesatesaaecdconte 2 4 Safety and hygiene requirements ccccccesseeeeeeeeeseeeeeeenseeeeeeneeeeeeens LP 2 5 Functional requirements Se Muss abawen cy abs dvadasceacbeves extcusesverredss 2 5 1 General os cevesvesecden ces tesina anadas inari drotas is EE dsa Oj rodas Gund ea idaraan a aridas art tie 2 5 2 Preparation before milking 4 D Re 3 5 3 MKD G Re Meg PE E 3 5 4 Post milking teat applications sens 3 5 5 Milk transport site cviccecseeescccctvecccceveedeesrtes
22. tional or local regulations DS In addition to the instructions for milking machines at least the following shall be eftiphasized in the user s manual O a procedures to be followed in the event of alarms raised S 7 Instructions for use b use of system check functions Oo c entering animal details events and action points into the AMI ma gement and monitoring system d use of the AMI management system and any sensors to produce alarms and action lists required by the user as a basis for management of the animals y 8 Management S 8 1 Alarms and notifications When the safety of a human or animal is at ik alarm shall be transmitted immediately to the human t supervisor When the system detects an error he safety of humans and animals is not at risk a notification shall be directed to the human supena at an appropriate time 8 2 Retrieval of information Ko The user shall have provision to access inst the following time stamped information for a specified number of days a data for each milking including animal identity duration yield whether milking was successful or not on all teats unintended il t re attachment of teatcups during milking reason for diversion of milk b data for each non milking visit to the milking machine including animal identity c data for each systemgi aning including duration and action done such as rinsing or sanitation d data and reason for Gach alarm e
23. to ensure that intended cleaning and disinfecting of milk storage vessels has been carried out 6 ISO 2007 All rights reserved ISO 20966 2007 E Annex A Ki ti normative d Safety requirements with respect to humans and animals gt A 1 Scope NN This annex defines safety requirements for AMI falling within the scope of this national Standard It also stipulates requirements on the electrical equipment of the installations Ve A 2 Safety requirements and measurements 7 A 2 1 General A 2 1 1 All known relevant and significant hazards relate the intended use of AMI have been addressed When through machine evolution or technologi evelopment new and previously unknown hazards are discovered the general principles of risk reductiofas outlined in Clause 5 of ISO 12100 1 2003 shall be applied to the hazard s Ww A 2 1 2 Unless otherwise specified in this International Standard the safety distances shall comply with the requirements given in Tables 1 3 4 and 6 of ISO 48852 1996 A 2 2 Controls O A 2 2 1 Safety and reliability of control s m no The control systems shall be designed ang eonstructed to comply with the following standards a Electrical components shall comply with 1 IEC 60947 5 1 section 3 for control switches with positive opening operation used as mechanically actuated position RE or interlocking guards and for relays used in auxiliary circuits 2 IEC 60947 4 1 for ledtromechanical ac
24. tuators and motor starters used in main circuits 3 IEC 60245 1 ober insulated cables 4 IEC 60227 1710 polyvinyl chloride cables if this cable is additionally protected against mechanical ae hi e g inside frames b Mechanical components shall comply with 3 5 of ISO 12100 2 2003 c Mechanically actuated position detectors for guards actuated in the positive mode shall comply with EN 1088 d Reeumatic and hydraulic components and systems shall comply with ISO 4414 and ISO 4413 respectively e ctrical principles used shall comply with IEC 60204 1 OF Adjustable speed electrical power drive systems shall comply with IEC 61800 1 ISO 2007 All rights reserved 7 ISO 20966 2007 E A 2 2 2 Starting and operating cannot be avoided during intended use unauthorized or untrained persons shall be kept out of the haz S A 2 2 2 1 f hazards arising through movements of the machine and also from moving parts of the lt j area A warning sign shall be shown on the AMI and shall be explained in the user s manual A 2 2 2 2 f hazards from moving machine parts cannot be avoided while operating the machi m rualy e g attaching the teatcups first time apprenticeship one of the following means shall be provided a an enabling control device fulfilling 3 23 2 of ISO 12100 1 2003 or b devices for limiting of velocity and power of the moving parts so that all motion initi iarom the pendant shall not exceed 250 mm s as measure
25. tural Service website http www mridatabase com Lo USDA Agricultural Marketing Service website http www ams usda gov AMSv1 age USDA Plant Inspectorate Service website http www aphis usda gov import_e lants European Union http ec europa eu sanco_pesticides public Assistance derived from these sources is hereby acknowledged Pp EAC 2010 All rights reserved iii INTERNATIONAL ISO STANDARD 20966 A Ga aan os ry AY Automatic milking i llations Requirements an ting Installations de traite automake Exigences et essais S N O gt J N O PX lt eS Pag gO K EES Sa Reference number LAS ISO 20966 2007 E ISO 2007 ISO 20966 2007 E PDF disclaimer shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editin This PDF file may contain embedded typefaces In accordance with Adobe s licensing policy this file may be printed or eee ay downloading this file parties accept therein the responsibility of not infringing Adobe s licensing policy The ISO Central Sec at accepts no liability in this area D Adobe is a trademark of Adobe Systems Incorporated XS Details of the software products used to create this PDF file can be found in the General Info relative to the file D creation parameters were optimized for printing Every care has been taken to ensure that the file is suitable for use by ISO member bodie
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