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Contained Air Solutions Ltd | Unit 4 Greengate | Middleton Junction | Manchester M24 1RU | 

T +44 (0)161-655-8860 | F +44 (0)161-655-8865 

[email protected] | www.containedairsolutions.co.uk 

We reserve the right to change specification without notice. © 2016 Contained Air Solutions Ltd 

 

BioMAT 2-

S2

 

 

Summary of Contents for BioMAT 2-S2

Page 1: ...iddleton Junction Manchester M24 1RU T 44 0 161 655 8860 F 44 0 161 655 8865 sales containedairsolutions co uk www containedairsolutions co uk We reserve the right to change specification without notice 2016 Contained Air Solutions Ltd BioMAT 2 S2 ...

Page 2: ...Start Up Procedure Shut Down Procedure Cleaning Procedure Fumigation Formalin Quantities Fumigation Procedure Airflow Measurements Ultraviolet Radiation Section 3 Cabinet Control Panel 3 1 3 2 3 3 3 4 3 5 Display Alarm Circuits Electrical Protection Fan Speed Control Engineers Menu Section 4 Filter Replacement 4 1 4 2 4 3 4 4 Downflow HEPA Filter Re circ HEPA Filter Exhaust HEPA Filter General Not...

Page 3: ...ory The exhaust air is made up of approximately 40 of the total air volume handled by the safety cabinet Approximately 60 of the air is re circulated within the safety cabinet and passes through a high efficiency HEPA filter to ensure sterility within the work area Exhaust Type Exhaust air from the safety cabinet is passed through a single high efficiency filter HEPA before being dispersed to atmo...

Page 4: ... CAS agents Extension modification relocation repairs or other maintenance is carried out by CAS personnel or persons authorised by CAS or in the case of electrical work by qualified electricians In the case of repair or maintenance it is important OEM replacement parts supplied by CAS are used The electrical installation surrounding the unit and to which it is connected comply with the latest IEC...

Page 5: ...vance to class 2 safety cabinets The diagram shown below indicates some suggested locations for the correct siting of safety cabinets and highlights some situations which should be avoided 3 4 2 1 HORIZONTAL LAMINAR FLOW SUPPLY GRILLE Position 1 An acceptable site not affected by disruptive air currents Position 2 Well sited supply grille must be low velocity discharge Position 3 Poorly sited if w...

Page 6: ...et and have a maximum velocity of no more than 0 30m sec Commissioning When any safety cabinet is installed it is necessary to carry out a number of commissioning checks in order to ensure it is fully operational and that the performance on site satisfies the current standard BS EN 12469 2000 This includes measuring airflows testing the HEPA filters with a suitable challenge aerosol and a KI Discu...

Page 7: ...et operator and safety cabinet performance 1000 Keep pedestrians away from the front of your safety cabinet Keep clear of adjacent wall 300 Position well away from the door openings 1500 1500 Position clear of bench opposite Keep clear of structural columns Keep well away from opposite wall 2000 Bench C 300 ...

Page 8: ... 240 0 290 Pressure Drop Typical Exhaust Clean Filters Pa 300 300 300 300 Exhaust Dirty Filters Pa 500 500 500 500 HEPA Filter Data HEPA Type H14 EN1822 H14 EN1822 H14 EN1822 H14 EN1822 Efficiency 0 3µ 99 999 99 999 99 999 99 999 Heat Gains Typical Recirc Watts 190 190 270 350 Exhaust Watts 100 100 135 175 Noise Typical Noise Level dB A 52 52 55 55 Light Typical White interior Lux 1000 1000 1000 1...

Page 9: ...maintenance instruction It is intended to supplement existing in house procedures and codes of practice and not to replace them If further advice is required on the use or maintenance of this equipment the staff of Contained Air Solutions Ltd will be pleased to assist wherever possible ...

Page 10: ...ture Black Used to activate a solenoid Gas Valve if fitted Will only function when cabinet airflows are in a safe working condition D Alarm Mute Red To mute the audible alarm Fault indication on display will remain lit until fault is rectified red alarm strip bar mounted in the bottom of the control panel door works in conjunction with the visual alarm E Fumigate Orange To activate decontamination...

Page 11: ... TFT Display Touch screen Shown locked Lock facility for supervisor maintenance engineer control used to prevent cabinet operation during decontamination or otherwise When pressed it will request a lock number this is 8860 DESCRIPTION LEGEND COLOUR FUNCTION UP Arrow Red Border Used to drive the front sash open DOWN Arrow Red Border Used to drive the front sash closed ...

Page 12: ...ound until the airflows achieve a safe condition this may be muted using the Alarm Mute button D NOTE Should the airflows change significantly and fall out of the specifications laid down in EN12469 2000 then the cabinet alarms will be automatically activated Switch on the interior lighting using button B The lighting can be configured as interlocked or non interlocked If the lighting is interlock...

Page 13: ...ff the interior light using button B on the control membrane Switch off the cabinet using button A on the membrane Drive the sash closed by pressing and holding the DOWN arrow on the control membrane In the event something gets trapped the visor will rise back up approx 50mm If the sash DOWN button is pressed whilst the cabinet is operating the fans will automatically switch off once it reaches th...

Page 14: ...ounds and the Glutaraldehyde based surface disinfectants are suitable To facilitate cleaning of the work zone and the interior the whole front screen visor may be opened and lowered from the top supported by the hinges at the lower edge It is good practice to clean the inside of the viewing screen to ensure adequate visibility of the working zone Always consult the Laboratory Safety Officer before...

Page 15: ...rmalin Quantities The recommended quantity stated in BS EN12469 2000 on Page 40 Annex J Part 2 is 60ml formaldehyde solution mixed with 60ml distilled water per cubic meter of cabinet volume However this quantity is now considered in excess of that required to achieve a satisfactory kill throughout the cabinet We have therefore produced the following table based on quantities employed by users of ...

Page 16: ...ditional pressure from the glass to the seal during fumigation The image shown below shows the fitting positions for the fumigations wedges Now press the fumigation button E and the display will show FUMIGATION IN PROGRESS A countdown timer will be shown directly below in minutes e g 285 MINS During the first hour of the fumigation cycle the internal fans downflow fans will cycle for 20 seconds at...

Page 17: ...he cabinet is continuously run for at least 6 hours before it is serviced or work re commences Swab down the inside surfaces and thoroughly clean any residual poly formaldehyde residue Remove the fumigation kit optional from the cabinet discharge before commencing to use the cabinet Any poly formaldehyde residue in the vaporiser may be removed by heating with water containing a little mild deterge...

Page 18: ...e 8 readings namely four along a line one quarter of the depth of the working space forward of the rear wall and four along a line the same distance behind the front window on a horizontal plane 100mm above the top edge of the working aperture Typical anemometer positions for the 1200mm 1800mm sizes of cabinet are illustrated below The results should be recorded to monitor cabinet performance over...

Page 19: ...ve the top edge of the working aperture The limitations laid down in the BS EN standard are a minimum 0 25m sec and a maximum of 0 50m sec with no one reading being greater than 20 of the mean velocity This preset velocity can only vary if a the soiling of the downflow filter occurred or b there is a fan failure NOTE We recommend that the downflow velocity be checked on a regular basis and the res...

Page 20: ...suit user requirements As a safety feature the UV tubes are interlocked with the cabinet lights and visor position to prevent them being used when the cabinet is in normal use or the visor is open NOTE Over time the effective life of UV tubes is known to deteriorate therefore we recommend that tubes are replaced on an annual basis to ensure maximum efficiency is maintained Applications Many bacter...

Page 21: ... animations as well as written text to ensure the cabinet condition can be clearly seen from the operating position Typical animation is displayed during normal safe operation shown below In the event of a low down flow alarm condition the display will clearly indicate the fault the animation shown below will remain displayed until the fault is rectified ...

Page 22: ...til the fault is rectified A low inflow alarm condition will automatically switch the down flow fans off this helps to prevent any air escaping through the open front aperture Should the front visor be opened then an alarm condition will clearly indicate the fault the animation shown below will remain displayed until the fault is rectified ...

Page 23: ...discharge air feeds into a main building extract system should the main extract system fail when the cabinet is switched off then the cabinet operation will inhibited until the fault is rectified If the cabinet is in use an alarm will sound advising the operator the cabinet will continue to operate in a safe manner allowing the samples to be safely bagged up before shutting down the cabinet Should...

Page 24: ...the audible alarm will sound and a red alarm strip will illuminate under the bottom edge of the control panel door The audible alarm may be muted using the alarm mute button on the front membrane 2 FRONT VISOR The Front visor position is monitored by a micro switch hidden in the front screen assembly When opened the display will show VISOR OPEN text along with an animated diagram the audible alarm...

Page 25: ...rcuit board this can be held open using two stainless steel stays located at either side For full details on control circuits on the cabinet please see the wiring diagram attached to this manual FUSE IDENTIFICATION F1 MAINS SUPPLY 10A F2 EXHAUST FAN 6 3A F3 VAPORISER 2A F4 DOWNFLOW FAN 6 3A F5 LIGHTS 2A F6 MIANS 1 OUTPUT 3A F7 U V LIGHTING OUTPUT 2A F8 MAINS 2 OUTPUT 3A F9 GAS SOLENOID OUTPUT 2A F...

Page 26: ...ay be necessary to increase cabinet fan speeds to overcome filter soiling or to ensure adequate operator protection levels are provided Changes can be made via the front TFT touch display through an integrated Engineer s Menu Warning It is important that any changes to fan speeds must be made by a CAS service engineer or approved service provider failure to do this may result in the warranty being...

Page 27: ...g can be adjusted via the engineers menu Cabinet configuration type Fan speeds Airflow alarm parameters UV Output and time configuration Gas solenoid output Time setting Service due timer activated Software revision information Lighting configuration Energy save mode activation PCB Input confirmation PCB output confirmation It is important that any changes within the Engineer s Menu are conducted ...

Page 28: ...lter may then be drawn forward and out of the cabinet body this can then be disposed of as recommended by site regulations To replace first ensure that all surfaces have been cleaned and are free from loose matter Carefully remove the new filter from its protective packing Inspect both exposed surfaces for signs of damage Any damage should be reported to the supplier immediately The filter should ...

Page 29: ...the filter and its gasket tested for leaks by challenging with an aerosol and scanning the surface with the probe of a forward light scattering photometer ...

Page 30: ... Any damage should be reported to the supplier immediately Slide first filter carefully into position taking care not to damage the filter gaskets replace filter spacer ensuring test holes are visible from the front Slide second filter carefully into position taking care not to damage the filter gaskets Lock fasteners or jacking screws ensuring filters are correctly positioned and gaskets are comp...

Page 31: ...be reported to the supplier immediately Slide filter carefully into position taking care not to damage the filter gaskets replace filter spacer ensuring test holes are visible from the front Lock fasteners or jacking screws ensuring filters are correctly positioned and gaskets are compressed to about half their original thickness Replace vanity panel opposite of removal The filters and their gaske...

Page 32: ...et is switched on and there is a satisfactory airflow Any interruption in the power supply or failure of air supply necessitates manual resetting of the valve by depressing the button on the control panel marked gas valve As a safety feature the UV tubes If fitted are interlinked with the cabinet lights to prevent them being used when the cabinet is in use We recommend cabinet users consult their ...

Page 33: ...lectrical and electronic controls as related to the airflow system 6 Check and adjust operation of exhaust system as required 7 Mechanically inspect cabinet components and duct connections if fitted 8 Change main filters as necessary Supply and fitting subject to additional charge 9 Prepare computer generated Service Report Above work to be carried out twice each service year Operator Protection T...

Page 34: ...5 8860 Fax 0161 655 8865 Fax 44 161 655 8865 ORDERING CODES Item BioMAT 2 1200mm BioMAT 2 1500mm BioMAT 2 1800mm Downflow HEPA Filter FIL FIL FIL Exhaust HEPA Filter FIL FIL FIL Recirc HEPA Filter FIL FIL FIL Downflow Fan FAN FAN FAN Exhaust Fan FAN FAN FAN Main PCB ELC ELC ELC Control Membrane LAB LAB LAB Work Area Light ELC ELC ELC Work Area Light Driver ELC ELC ELC UV Light Tube ELC 061 ELC 061...

Page 35: ...Wiring Diagram 5 3 ...

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