Operating Instructions UIS Basic
Contents
1. aS am 12422124 ee AZ ATAN CANT y SS a BASIC page 6 4 Technical data Supply plug 00 400 Oven height E mm 5201 cool 600 680 760 32 39 sap 108 a 23 sol 85 50 300 40 5sool soo 900 Max load per tray kg f 10 sof 30 30 Total load per oven ko 20 30 30 Ambient conditions Ambient temperature 5 C to 40 C rH 80 max no condensation Overvoltage category Il Contamination level 2 Setpoint temperature range 0 C to nominal temperature details see label Chamber volume litre 14 600 300 3 Model 400 5 53 35 Max number of trays J o a3 30 14 2 2 1 60 2 detal Indication resolution Working temperature range From 5 C above ambient temperature up to nominal temperature maximum temperature details see label On ovens with fan UFB SFB from 10 C above ambient temperature up to nominal temperature maximum temperature details see label page 7 BASIC 4 1 Standard equipment of BASIC ovens 4 2 Electronic PID controller with permanent power matching auto diagnostic system for rapid fault finding see Section Error messages Manually adjustable air valve for recirculation or fresh air operation Programmable electronic switch off timer up to 99 h 59 min Recessing push t2. The air slots in the cassette must be open during sterilisation A temperature probe to confirm the temperature of the load can be introduced through the opening 2 After sterilisation has been completed the air slots must be closed by moving the slide knob 1 The sterilised and packed load can then be stored briefly in the closed cassette page 17 BASIC 11 Cleaning Regular cleaning of the easy to clean inside of the chamber prevents deposits which over time can detract from the appearance and the functionality of the stainless steel chamber The metal surfaces of the oven can be cleaned with commercially available cleaning agents for stainless steel It is important to ensure that no rust forming object comes into contact with the chamber or the stainless steel casing Rust deposits cause infection of the stainless steel If any contamination causes rust stains on the surfaces of the chamber such spots must be cleaned off immediately and the area polished The control panel the plastic input modules and other plastic components of the oven must not be cleaned using scouring cleaning agents or those contained solvents 12 Maintenance Important for a long life of your MEMMERT product and in case of warranty claims Note Any work involving opening up the oven must only be carried out by a suitably qualified electrician MEMMERT products require little maintenance It is however recommended to lubricate all moving
3. This product is intended to operate on a supply network with a system impedance Zmax at the transfer point building connection of 0 292 Ohm max The user has to ensure that the product is only operated on an electrical supply network which meets these requirements If necessary details of the system impedance can be obtained from the local electricity supply authority Note Any work involving opening up the oven must only be carried out by a suitably qualified electrician 4 4 Supply failure After a failure of the supply operation is continued with the same parameter settings page 9 BASIC 5__ Oven construction and operation Ovens Series UNB INB and SNB have natural ventilation In Series UFB amd SFB ovens air circulation is provided by a fan on the back wall of the chamber 4 chamber 7 air discharge ventilation slots T fan 1 preheat chamber air supply fresh air The incoming air 1 is warmed in a preheat chamber 2 in both convection and fan circulation ovens The preheated air enters the chamber 4 through ventilation slots 3 in the chamber side wall The fan 5 on the chamber back wall produces a large air throughput and a more intensive horizontal forced circulation compared with natural convection The air valve 6 on the back of the oven controls the rate of air intake and discharge air change 7 close 5 1 Operating the door The door is opened by pulling on the door handle The door
4. regulations of the Member States on medical devices the following intended purpose applies For ovens series SNB SFB The product is intended for the sterilisation of medical products with dry heat using hot air at atmospheric pressure 2 2 Transport Always use gloves If the oven has to be carried at least 2 persons are required to transport it Do not place the oven on a readily inflammable support surface It is important that the oven is set up accurately horizontally BASIC page 4 3 Installation facilities accessories The oven can be placed on the floor or on a bench working surface It is important that the oven is set up accurately horizontally the door may have to be adjusted see Section Maintenance The spacing from the back of the oven to the wall should be at least 15 cm The spacing to the ceiling must not be less than 20 cm and that at the side to the wall not less than 8 cm Generally it is essential to have adequate air ventilation around the oven Information on accessories will be found in our leaflet or on our internet page www memmert com Please note the installation instructions for our accessories 3 1 Subframe accessory Oven model 500 can be mounted on a subframe 3 2 Wall bracket accessory Oven models 200 to 500 can be wall mounted using the wall bracket The wall bracket is factory fitted with a fire resistant plate The size and length of the screws used and of th
5. the Standard DIN 58 947 Part 6 A few examples of the correct preparation for different medical products are summarised in the following table Instruments no soft solder load cleaned instruments wrapped twice in aluminium foil or in steriliser foil suitable for hot air recommended Cutting instruments load cleaned instruments wrapped twice in aluminium foil or in steriliser foil suitable for hot air recommended Syringes no plastics load plunger and cylinder separately wrapped twice in aluminium foil or in steriliser foil suitable for hot air recommended Glass and glass instruments dismantle cleaned glass vessels and all glass syringes and place into dishes cool down slowly Bottles vessels and similar items must be sterilised without closure and with the opening downwards in order to avoid the formation of cold air pockets The recommended sterilisation temperature is usually 180 C German Pharmacopoeia DAB 10 page 15 BASIC The total sterilisation time to be selected consists of the heating up time i e the time until the desired temperature has been established within the entire steriliser chamber the actual sterilisation time and a safety margin The following table gives typical values for the total sterilisation time to be set with different amounts of load for sterilisers with and without fan Please note that these values can be employed only with correct and loose distribution of the load Notes on the
6. the timer Turn the push turn control anticlockwise until the timer display is flashing Hold down the SET key and set the required operating time with the push turn control Example the oven heats and controls at 180 C for 45 minute duration time is counted backwards page 13 BASIC 9 Temperature monitor and protection devices 9 1 Temperature limiter TB All ovens of the BASIC series are equipped with a mechanical temperature limiter TB Protection Class 1 to DIN 12 880 If the electronic monitor system should fail during operation and the fixed factory set maximum temperature is exceeded by approx 20 C the temperature limiter switches off the heating permanently as a final protective measure The alarm symbol lights up as warning A Fault rectification after the TB cut out has been activated 1 Switch off the oven and allow it to cool down 2 Rectify the fault e g replace temperature probe and where appropriate contact customer service 3 The oven is again ready for operation only after it has cooled down and after the fault has been rectified 9 2 Monitor relay In addition to mechanical temperature protection the oven is provided with an electronic monitor relay If a fault occurs during operation or if the selected setpoint temperature is exceeded by 3 C on ovens Series INB by 10 C on ovens UNB UFB SNB SFB the monitor relay switches over the heating to this temperature in emergency mode Th
7. 10 2 010 VDE 0411 part 2 010 2004 06 EN 61 010 2 010 2003 Schwabach 04 03 08 Y A F O y g C PA ATA Le AU III Legally binding signature of the issuer This declaration certifies compliance with the above mentioned directives but does not include a property assurance The safety note given in the product documentation which are part of the supply must be observed page 20 memmert EC Declaration of Conformity Manufacturer s name and address MEMMERT GmbH Co KG AuBere Rittersbacher StraBe 38 D 91126 Schwabach Product Incubators Type INB INE INP Sizes 200 300 400 500 550 600 700 800 Nominal voltage AC 230 V 50 60 Hz alternative AC 115 V 50 60 Hz The designated product is in conformity with the European EMC Directive 89 336 EEC including amendments Council Directive of 03 May 1989 on the approximation of the laws of the Member States relating to electromagnetic compatibility Full compliance with the standards listed below proves the conformity of the designated product with the essential protection requirements of the above mentioned EC Directive DIN EN 61326 2004 05 EN 61326 1997 EN 61326 A1 1998 EN 61326 A2 2001 EN 61326 A2 2003 The designated product is in conformity with the European Low Voltage Directive 73 23 EEC including amendments Council Directive on the approximation of the laws of the Member States relating to Electrical equipment for use within
8. 10 2 Note in accordance with Medical Products GUIAelIMeS o oooccccncccnnncccnnnocinonacinnnaccnnncccnnanin 15 10 3 Guidelines for sterilisation aaa een 15 10 4 Steriliser Cs ds 17 A II TN 18 Maintenance ea a arten Aa er ee ee see ee een 18 oo areca eee nr ee reece Sa etre seine E ee cusses chou Drea se eee ego vere eem aero iver 19 CE Conformity DE OM ee PP da as eaten 20 Address and customer SAVE euere 23 e E EE E E E EE tected 24 page 3 BASIC 2 _ General notes and safety notes You have purchased a technically fully proven product which has been produced in Germany with the use of high grade materials and the application of the latest manufacturing techniques it has been factory tested for many hours In addition we guarantee the supply of spare parts over 10 years This mark in the Operating Instructions means Watch out Important Note This mark on the product means Note Operating Instructions Warning oven hot when operating Observation of the Operating Instructions is necessary for faultless operaton and for any possible claims under warranty If these nstructions are disregarded all claims under warranty guarantee and indemnification are excluded The right to technical modifications is reserved Dimensional details are not binding 2 1 Intended purpose when used as medical product For ovens covered by the scope of the Directive 93 42 EWG Directive of the Commission on the harmonization of the legal
9. 18 construction oven 10 customer service 23 D DIN 12 880 14 display temperature 11 display timer 11 door 10 door handle 10 E error messages 19 F failure supply 8 19 fan 10 fan indication 11 initial start up 5 installation facilities 9 L limiter temperature 14 load 5 M main switch 11 maintenance 18 material quality 4 7 medical product 4 monitor relay 14 BASIC N normal operation 12 O operating mode indication 11 operating mode selection 12 operating time 13 operation 10 P Protection Class 1 14 protection devices 14 purpose intended 4 15 push turn control 11 R relay monitor 14 S safety notes 4 SET key 11 12 13 stacking 9 start up initial 5 steriliser cassettes 17 sterilisers 15 subframe 9 supply failure 8 19 T TB 14 temperature 11 temperature display 11 temperature limiter 14 temperature monitor 14 temperature probe 5 temperature setpoint 11 timer display 11 timer operation 13 transport 4 5 W wall bracket 9 page 24 Notes page 25 BASIC Notes BASIC page 26 page 27 15 05 2008 BASIC englisch D09803 page 28
10. certain voltage limits Full compliance with the standards listed below proves the conformity of the designated product with the essential protection requirements of the above mentioned EC Directive DIN EN 61 010 1 VDE 0411 part 1 2002 08 EN 61 010 1 2001 DIN EN 61 010 2 010 VDE 0411 part 2 010 2004 06 EN 61 010 2 010 2003 Schwabach 04 03 08 p z 7 ye 7 7 A 2 e es a a Pa Cut j C TA 4 Legally binding signature of the issuer This declaration certifies compliance with the above mentioned directives but does not include a property assurance The safety note given in the product documentation which are part of the supply must be observed page 21 BASIC EC Declaration of Conformity Manufacturer s name and address MEMMERT GmbH Co KG u ere Rittersbacher Stra e 38 D 91126 Schwabach Product Sterilisers Type SNB SFB SNE SFE SFP Sizes 100 200 300 400 500 550 600 700 800 Nominal voltage AC 230 V or 3 AC 400 V 50 60 Hz alternative AC 115 V 50 60 Hz The product meets the regulations of the directive 93 42 EEC Directive of the council to adapt legal regulations of the member states on the subject of medical products dd 14 06 1993 Abl EG Nr L 169 S 1 12 07 1993 including annex and modifications Schwabach 25 02 08 SR s a CM Legally binding signature of the issuer This declaration certifies compliance with the above ment
11. correct loading of the steriliser can be found in these Operating Instructions and also on the label affixed to the steriliser In case of unfavourable loading heating up time could increase considerably total sterilisation time Sterilisation heating up time EA temperature 180 C sterilisation time p heating up time sterilisation time a gt a total sterilisation time Type of loading The sterilisation time is increased by a factor of 4 when sterilising at a temperature of 160 C On large sterilisers and with heavy loading it is recommended to use wire shelves special accessory instead of perforated shelves BASIC page 16 Especially with heavy loading of the steriliser it is not sufficient to use these typical values without further tests Reliable sterilisation requires validation of the individual sterilisation process e g with the aid of additional temperature probes or by using biological or chemical indicators Note In sterilisation processes the vent valve on the oven must be closed after the moist sterilisation load has been dried 10 4 Steriliser cassettes The cassettes should preferably be so arranged in the steriliser that the hot air flow can pass readily through the air slots The load to be sterilised is placed into the steriliser cassettes wrapped in aluminium foil or in steriliser foil suitable for hot air as in the Table in the Section Guidelines for sterilising
12. e alarm symbol is flashing as warning A Fault rectification after the monitor relay may been activated Check the controller for error messages see Section Error messages and where appropriate contact customer service C TB approx 20 C above 220 C monitor relay approx 10 C above setpoint emergency mod 150 C zen an Example UFB500 With a setpoint temperature of 150 C if a fault occurs in the power unit faulty triac the oven continues to operate in emergency operation at approx 160 C control fault 20 C BASIC page 14 10 Sterilisers 10 1 Purpose definition for MEMMERT hot air sterilisers The oven SNB SFB is intended for the sterilisation of medical materials by dry heat using hot air at atmospheric pressure 10 2 Note in accordance with Medical Products Guidelines The product lifetime specified by the manufacturer is 8 years 10 3 Guidelines for sterilisation For hot air sterilisation there are different regulations covering the temperature settings and the sterilisation times as well as the packaging of the products to be sterilised The values depend on the type and condition of the load to be sterilised and on the type of bacteria which have to be de activated Please make yourself familiar with the sterilisation method laid down for your application before carrying out sterilisation using your MEMMERT cabinet The operation of the MEMMERT hot air steriliser is also subject to
13. e corresponding dowel plugs depend on the total weight oven plus load and vary with the condition of the wall 3 3 Stackable version accessory Two ovens of the same model size can be stacked on each other Note that the oven with the lower working temperature must always be placed at the bottom Foot locators have to be fitted on the bottom oven e Take off cover of bottom oven Place drill jig supplied with foot locators into the inverted cover at the back Mark holes and drill 4 2 mm dia Screw the foot locators to the top of the cover using the screws and nuts supplied e Re fit the cover page 5 BASIC 3 4 Initial start up When the oven is started up for the first time it should be supervised continuously until steady conditions have been reached Severe vibrations during transport may cause movement of the temperature probe in its holder inside the chamber Note therefore that before the first start up the temperature probe should be checked for its correct position and if necessary carefully aligned in its mounting see ill ll cnamberics mot IOOImetalktemperaturelprobe 3 5 Oven load Full consideration must be given to the physical and chemical properties of your load e g combustion temperature etc in order to prevent serious damage to load oven and surroundings Please note that the MEMMERT ovens described here are not explosionproof they do not conform to the Industrial As
14. en label page 19 BASIC 14 CE Conformity Declaration BASIC memmert EC Declaration of Conformity Manufacturer s name and address MEMMERT GmbH Co KG u ere Rittersbacher Stra e 38 D 91126 Schwabach Product Universal oven Type UNB UFB UNE UFE UNP UFP Sizes 100 200 300 400 500 550 600 700 800 Nominal voltage AC 230 V or 3 AC 400 V 50 60 Hz alternative AC 115 V 50 60 Hz The designated product is in conformity with the European EMC Directive 89 336 EEC including amendments Council Directive of 03 May 1989 on the approximation of the laws of the Member States relating to electromagnetic compatibility Full compliance with the standards listed below proves the conformity of the designated product with the essential protection requirements of the above mentioned EC Directive DIN EN 61326 2004 05 EN 61326 1997 EN 61326 A1 1998 EN 61326 A2 2001 EN 61326 A2 2003 The designated product is in conformity with the European Low Voltage Directive 73 23 EEC including amendments Council Directive on the approximation of the laws of the Member States relating to Electrical equipment for use within certain voltage limits Full compliance with the standards listed below proves the conformity of the designated product with the essential protection requirements of the above mentioned EC Directive DIN EN 61 010 1 VDE 0411 part 1 2002 08 EN 61 010 1 2001 DIN EN 61 0
15. ioned directives but does not include a property assurance The safety note given in the product documentation which are part of the supply must be observed BASIC page 22 Standard ovens UNB UFB INB are safety approved and bear the test marks This product is subject to the Directive 2002 96 EC by the European Parliament and the EU Council of Ministers which concerns Waste Electrical and Electronic Equipment WEEE This product has been put on the market after 13 August 2005 in countries which have already incorporated this Directive into National Law It should not be disposed off as part of domestic refuse For disposal please contact your dealer or the manufacturer Products which are infected infectious or contaminated with health endangering substances are excluded from return Please note also all further regulations in this context 15 Address and customer service MEMMERT GmbH Co KG Customer service PO Box 17 20 Phone 00 49 9122 925 143 91107 Schwabach or 0049 9122 925 126 Germany E mail service memmert com Phone 00 49 9122 925 0 Fax 00 49 9122 14585 When contacting customer service always quote the E mail sales memmert com product serial number on the oven label Internet www memmert com page 23 BASIC 16 Index A accessories 9 address 23 air changes 11 air slider 11 air supply 10 air valve 10 alarm indication 11 alarm symbol 14 C CE conformity declaration 20 cleaning
16. is closed by the door handle being pushed in open BASIC page 10 5 2 Controls and indications timer display alarm indication operating mode temperature display indication push turn control air slider Ill UNB 500 main switch set key 5 3 Switching on The oven is switched on by pressing the push turn control Oven switched off The push turn control is pushed Oven switched on and can be operated using the in and protected against damage push turn control and the SET key 5 4 Setting air changes Moving the air slider opens and closes the air valve to control the supply and discharge of air Air valve closed Air valve open 5 5 Setting the temperature Hold down the SET key and set the temperature setpoint with the push turn control After the SET key has been released the display briefly flashes the temperature setpoint The display then changes to the actual current temperature and the controller starts to control to the selected temperature setpoint page 11 BASIC 6 Selecting the operating mode Normal Timer operation operation After holding down the SET key approx 3 sec the current operating mode flashes on the display A different operating mode can be selected with the push turn control while the SET key is being held down After the SET key has been released the controller operates in the new operating mode 7___ Normal operation 1 In this operati
17. memmert ARES Experts in Thermostatics gt Universal ovens UNB 100 500 UFB 400 500 gt Sterilisers SNB 100 400 SFB 400 500 Incubators INB 200 500 Operating Instruction O CO N O 11 12 13 14 15 16 lo ee 3 General not s and safety MOS es in euere 4 2 1 Intended purpose when used as medical product 4444sssssnsnsnnnnnnnennnnnnnnnnnnnnnnnnnnnnn 4 AA a o PO A A 4 Installation facilities CLON it echten ee 5 Sl S bframe Gere ee a ai ieh 5 3 2 Wall bracket accessory AAA 5 3 3 Stackable version accessory used ensure nennen denen 5 34 MTN AN SUAS rn e E e aa EN 6 3 3 SVEN eT en A AAA A 6 ara o A AR O 7 AA Standard equipmentor BASIC Dee 8 2 2 AAA E ES E E E E E 8 4 3 ESCH Cal CQUIDIMCIM voce cicicininntssisieccinasinatinaienadineninediennaatinnidstdieatieduWnubauetleutdediiansacwudaettnedbausing 9 4A SUPRA ee PO 0 een 9 Oven construction See nen er een ee ae ana 10 AS o A 10 52 Conta and DIRT erica daa iia 11 E nn EREE EEEE 11 54 Sel eta 11 5 5 Setting the Tempel alle o ii ia 11 Selecting TNE operating delo er en 12 Normal operation 1 O A AENA ERENTO 12 Timer operation I Lai ita la EN ee 13 Temperature monitor and protection devices sii ai a a 14 9 1 Temperature limiter TB acer 14 9 2 MONItOT relay O TREENATA ENRERE NETE 14 A A PP EE E E E ali E A E E T 15 10 1 Purpose definition for MEMMERT hot air sterilisers oooooccccnccccccccacacanaaanananon non nnnonnnnnononononoss 15
18. ng mode the oven operates continuously and heats and controls to the set temperature On the ovens UFB SFB the fan is running continuously Setting the temperature Hold down the SET key and set the required temperature setpoint with the push turn control After the SET key has been released the display flashes briefly the temperature setpoint The display then changes to the actual current temperature and the controller starts to control to the selected temperature setpoint BASIC page 12 8 Timer operation In this operating mode the oven operates on the timer it heats controls to the set temperature and maintains this temperature until the set time has elapsed The clock symbol is flashing during timer operation then the heating is switched off on UFB SFB ovens the fan runs on for 30 minutes The timer display shows END The time can always be set to OFF the heating is then switched off and the timer display shows END Time is counted down it is always possible to see how long the oven will remain switched on Setting the temperature Turn the push turn control clockwise until the temperature display is flashing Hold down the SET key and set the required temperature setpoint with the push turn control After the SET key has been released the oven flashes briefly the temperature setpoint The display then changes to the actual temperature and the controller starts to control to the selected temperature setpoint Setting
19. parts of the doors hinges and closure once a year or 4 times a year with continuous operation using a thin Silicone grease and to check that the hinge screws are tight A well closing door is essential on an oven On Memmert ovens tight closure of the door is ensured by a seal on the oven and another one on the door In continuous operation the flexible sealing material may take a permanent set Readjustment may then be necessary in order to ensure proper closing of the door e The top part 1 of the door hinge can after releasing bottom of the door be moved slightly in the direction of the arrow e The door can be adjusted after releasing the socket screw 3 and rotating the excentric 4 by means of a screwdriver NOTE Screw 3 is locked with locking varnish It can be released by a sharp tug using a hexagon socket key Apply more locking varnish to screw 3 and tighten it The closing panel 6 can also be adjusted in the direction of the arrow after releasing the screw 5 It is important that the panel is then screwed down firmly BASIC page 18 13 Error messages E O Error on self test E 1 Power module triac faulty E 2 Power module faulty E 3 PT100 temperature probe faulty In case there is a fault on the oven please get in touch with an authorised service organisation or contact the MEMMERT customer service department When dealing with the service department always quote the product serial number on the ov
20. sociation Specification VBG 24 and are therefore not suitable for drying evaporating and burning in of paints enamels or similar materials whose solvents may produce an inflammable mixture with air There must be no possibility of the formation of inflammable gas air mixtures either within the oven chamber or in the immediate surroundings of the equipment Large amounts of dust or corrosive fumes inside the oven chamber or in the surroundings of the equipment may produce deposits within the oven and lead to short circuits or damage the electronics It is therefore important that adequate precautions are taken against excessive dust or corrosive fumes In order to ensure proper air circulation inside the chamber there must be sufficient spacing of the load inside the oven Do not place any load on the floor against the side walls or underneath the ceiling of the chamber heating ribs In order to ensure optimum air circulation the shelves must be so inserted that the air spacings between door shelf and rear chamber wall are approximately equal The maximum number and the loading of the shelves can be found in the table in the Section Technical Data With unfavourable loading too closely spaced and completely opened ventilation it is possible that the set temperature may be reached only after a longer period of time See stick on label Correct Loading on the oven
21. urn control for simple operation of oven Visual alarm indication Monitor relay to switch off heating in case of fault Mechanical temperature limiter TB Class 1 High grade PT100 temperature sensor Class A in 4 wire circuit Special equipment to be ordered separately as accessories subframe wall bracket sterilisation cassette Material quality For external housing MEMMERT employs stainless steel Mat Ref 1 4016 The chamber is made from stainless steel Mat Ref 1 4301 which exhibits high stability optimum hgygienic properties and corrosion resistance against many not all chemicals warning against e g chlorine compounds The oven load has to be checked carefully for its chemical compatibility with the above materials A compatibility table covering all these materials can be requested from MEMMERT BASIC page 8 WARNING Always pull out the supply plug before opening the oven cover 4 3 Electrical equipment Operating voltage see label 50 60 Hz Current rating see label Protection Class 1 i e operating isolation with ground connection to EN 61 010 Protection IP20 to EN 60 529 Interference suppression to EN55011 Class B Oven protected by a fuse 250V 15A fast blow Controller protected by an 80 mA fuse 200 mA on 115 V When connecting a MEMMERT oven to the electrical supply you have to observe any local regulations which apply e g in Germany DIN VDE 0100 with FI protection circuit
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