User Manual - Escoglobal.com
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1. 1 1 Quick View G oe TA Se 10 on 0 5 Ba 6 7 O o NE O 1 Exhaust collar optional 2 Exhaust HEPA filter 3 Hinged front panel 4 Downflow ULPA filter 5 Fluorescent lamps 6 Electrical outlet 7 Service fixture provision 8 Stainless steel multiple tray 9 Sensor box 10 Blower 11 Electrical panel 12 ESCO Sentinel Delta Microprocessor Control 13 Standard IV Bar Retrofit Kit Provision 14 Tempered glass sliding sash window 15 Powder coated armrest r jo Leveling feet support stand optional Class II Biological Safety Cabinets ESCO ECCO Streamline Chapter 2 Sentinel Control System 2 1 Sentinel Delta Control System Sentinei DELTA MIC tOPROCESSOR CONTROL SYSTEM Fan Menu Light Set Socket Up UV Down Mute FN Button Button Button Button Button Fan Menu Button e Turns on and off the fan in normal condition e Serve as MENU cancel button in MENU mode Light Set Button e Turns on the lamp in normal condition e Serves as SET button in MENU mode Socket Up Button e Turns on off the electrical socket retrofit kit in normal condition e Serves as UP button in MENU mode UV Down Button e Turns on off the UV lamp in normal condition e UV can only be turned on when both fan and light are off e Eyes and skin should not be exposed to direct UV light e UV light should not be relied upon as the sole decontaminating agent e Che2. Minimize room activity personnel movements closing and opening of doors etc since these external airflow disturbances may adversely affect the BSC s internal airflow thereby possibly impairing the containment capabilities of the BSC e Ensure that the sash is at normal operating height READY state before starting any experiment e Ensure the front and back air grilles are not obstructed by your arms or any other objects e Work as far inside the BSC as possible at least 150 mm 6 inches behind the front air intake grille e While working in the BSC move your hands slowly and in a controlled manner Rapid movements may disrupt the air barrier allowing contaminants to escape or enter the BSC e The use of Bunsen burner inside the work zone is not recommended However if the use of Bunsen burner is unavoidable place the burner in the right side of the work zone e Place aerosol generating instruments as far inside the BSC as possible and at least 150 mm 6 inches from clean items materials e Place air turbulence generating equipment such as centrifuges blenders or sonicators towards the back of the BSC Stop other work while any of this equipment is in operation e As far as possible it is recommended that the BSC be operated continuously in order to achieve optimal containment and cleanliness Airflow studies have shown that once the fan has been switched off air from the BSC may escape due to the thermal currents from inside the
3. Thank you for purchasing this Esco Biological Safety Cabinet Please read this manual thoroughly to familiarize yourself with the many unique features and exciting innovations we have built into your new equipment Esco provides many other resources at our website www escoglobal com to complement this manual and help you enjoy many years of productive and safe use of your Esco products For Technical Service contact North America Esco Technologies Inc 2940 Turnpike Drive Units 15 16 e Hatboro PA 19040 USA Toll Free USA and Canada 1 877 479 3726 Tel 215 441 9661 e Fax 215 441 9660 us escoglobal com usa escoglobal com Rest of World Esco Micro Pte Ltd 21 Changi South Street 1 Singapore 486 777 Tel 65 6542 0833 Fax 65 6542 6920 www escoglobal com mail escoglobal com Esco Class II BSC SC2 User Manual Version A Released May 2011 ecco U E a 4 Fa A User Manual Streamline Class II Biological Safety Cabinet Copyright Information O Copyright 2011 Esco Micro Pte Ltd All rights reserved The information contained in this manual and the accompanying product is copyrighted and all rights are reserved by Esco Esco reserves the right to make periodic minor design changes without obligation to notify any person or entity of such change Streamline and Sentinel are registered trademarks of Esco Material in this manual is provided for informational purposes only The contents and the
4. BSC 3 4 Working Ergonomics On most occasions you would most likely be operating the BSC in sitting rather than standing posture There are some obvious advantages of the sitting posture The physiological energy cost and fatigue involved in sitting are relatively less Sitting posture provides the body with a stable support However sitting position has some drawbacks too The working area available is fairly limited ECCO Streamline e There is a potential risk of being constrained in the same posture for a long time e Sitting posture is one of the most stressful postures for one s back Therefore you should pay careful attention to the following guidelines in order to achieve comfortable and healthy working conditions e Always ensure that your legs have enough legroom e Keep your lower back comfortably supported by your chair Adjust the chair or use a pillow behind your back whenever necessary e You should place your feet flat on the floor or on a footrest Don t dangle your feet and compress your thighs e You should keep varying your sitting position throughout the day at regular intervals so that you are never in the same posture for too long e Observe the following precautions with respect to your eyes o Give your eyes frequent breaks Periodically look away from the work area and focus at a distant point o Keep your glasses clean e Arrange the items apparatus frequently used in your work in such a way that you can minimi
5. directive on RoHS please note that this hood falls under category 8 medical devices and category 9 monitoring and control instruments and is therefore exempted from requirement to comply with the provisions of this directive Class II Biological Safety Cabinet ECCO ESCOL Streamiline vii Declaration of Conformation In accordance to EN ISO IEC 17050 1 2010 We Esco Micro Pte Ltd of 21 Changi South Street 1 Singapore 486777 Tel 65 6542 0833 Fax 65 6542 6920 declare on our sole responsibility that the product Category Class II Biological Safety Cabinet Brand Streamline Model SC2 4A1 SC2 6A1 in accordance with the following directives 2006 95 EEC The Low Voltage Directive and its amending directives 92 31 EEC The Electromagnetic Compatibility Directive and its amending directives has been designed to comply with the requirement of the following Harmonized Standard Low Voltage EN 61010 1 2010 EMC EN 61326 1 2006 Class B Design EN 12469 2000 Class II Biological Safety Cabinet Performance Criteria More information may be obtained from Esco s authorized distributors located within the European Union A list of these parties and their contact information is available on request from Esco XQ Lin Group CEO ESCO This Declaration of Conformity is only applicable for 230V AC 50 60Hz units Class II Biological Safety Cabinet ECCO ESCOL Streamiline Chapter 1 Product Information
6. from light and air effective results may vary blank not effective Decontamination Decontamination may frequently be carried out by means of formaldehyde fumigation or using other decontamination agents such as chlorine dioxide or hydrogen peroxide Decontamination process should only be carried out by trained personnel ECCO Streamline FE In any of the following eventualities the user should ensure that the BSC has been properly decontaminated keeping in mind the nature of the pathogens used e Atthetime of moving relocating the BSC e Atthe time of changing the type of work being carried out in the BSC e Before accessing contaminated areas for servicing for example filter replacement Class II Biological Safety Cabinets ECCO ECCO Streamline Chapter 4 Maintenance 4 1 Scheduled Maintenance Proper and timely maintenance is crucial for trouble free functioning of any device and your Esco BSC is no exception to this rule We strongly recommend that you follow the maintenance schedule suggested hereunder in order to obtain optimal performance from your Esco BSC Description of Task to Perform Maintenance to be carried out every Day Week Month Quarter 1Year 2 Years Surface decontaminate the work zone vV BSC power up alarm verification vV Thoroughly surface decontaminate the drain pan v Check the paper catch for retained materials vV Clean the exterior surfaces of the BSC vV Clean the sash w
7. the BSC 1 Turn off the fan by pressing the FAN button Input the Fan PIN if asked if PIN 0000 This will start the post purge procedure default O minute All buttons are diabled during post purge period 2 Lower the sash to the fully closed position the display will show UV MODE The sash can be lowered immediately after turning off the fan as it will not interrupt the post purge procedure 3 Turn on the UV lamp when present to decontaminate the work area by pressing the UV button Leave the UV lamp on to make sure the decontamination is done effectively The UV lamp can only be turned on after the post purge procedure is finished 3 3 Working in the BSC Surface decontaminate the work area work surface back and side wall UV lamp electrical outlet service fixture and the inner surface of the sash window before and after using the BSC Allow the BSC to purge any contaminant by allowing the blower to operate at least 3 minutes before and after using the BSC Surface decontaminate any item including your arms or apparatus with appropriate disinfectant before entering or exiting the work area Place the waste container containment bag pippete discard pans etc inside the BSC work area Place all items and apparatus in the safe working area DA E PE i LU ATO I ONO ome VEE INALIS p Gii Area for il vy BSC Safe Working Area for Multi Tray BSC 0000000000 00000 204
8. HOUR METER RST menu Fan hour meter or UV hour meter is reset back to O by choosing FAN HOUR METER FAN or UV HOUR METER UV respectively 2 2 4 Uu UV Press LIGHT SET button to enter the UV TIMER UV menu UV timer allows control system to switch off the UV light automatically after a fixed period By default UV timer is set to 0 and UV must be manually switched off after switching on UV timer can be set between 0 to 99 minutes 2 3 Alarms and Warnings BSC uses alarms to indicate that the condition inside the BSC is not safe for the operator so check the LCD display to understand the cause of these alarms The most common alarm is the SASH ALARM that indicates that the sash is neither at the normal operating height nor at fully closed position UV mode this condition can easily be corrected by putting the sash at the appropriate operation position ECCO Streamline Chapter 3 Basic Cabinet Operation 3 1 Sash Window Operation 3 1 1 Sash Window State Sash is fully open Sash is in safe position Sash is fully closed v Blower can be active v Blower can be activated x Blower can t be activated Y Fluorescent lights can be used v Fluorescent lights can be used X Fluorescent lights unusable x Unsafe working condition Y Safe working condition 3 1 2 Using Sash Window e The sash window should be fully closed when the cabinet is not in use This helps keep the work zone interio
9. L DAMAGES INCLUDING WITHOUT LIMITATION ANY LIABILITY FOR THIRD PARTY CLAIMS AGAINST YOU FOR DAMAGES FOR PRODUCTS NOT BEING AVAILABLE FOR USE OR FOR LOST WORK ESCO S LIABILITY WILL BE NO MORE THAN THE AMOUNT YOU PAID FOR THE PRODUCT THAT IS THE SUBJECT OF A CLAIM THIS IS THE MAXIMUM AMOUNT FOR WHICH ESCO IS RESPONSIBLE Class II Biological Safety Cabinet ECCO These Terms and Conditions shall be governed by and construed in accordance with the laws of Singapore and shall be subject to the exclusive jurisdiction of the courts of Singapore Technical Support Warranty Service Contacts USA 1 877 479 3726 Singapore 65 65420833 Global Email Helpdesk support escoglobal com Visit http www escoglobal com to talk to a Live Support Representative Distributors are encouraged to visit the Distributor Intranet for self help materials Product Appendix Warranty Listings Biological Safety Cabinets Laminar Flow Cabinets The warranty periods for BSC may vary by country Contact HEPA Filtered Cabinets except Streamline brand your local distributor for specific warranty details Laboratory Fume Hoods 1 year limited Ductless Fume Hoods 3 years limited for Ascent Opti s 5 years for Ascent Max s Cleanroom Equipment 1 year limited Laboratory Ovens and Incubators 1 year limited CO Incubators 2 years limited Containment Pharma Products 2 years limited Ultralow Temperature Freezer 3 years limited 60 months o
10. chanical functionality ex sash window lubricate if necessary e Check the BSC s electrical functionality ex fluorescent lamp replace if necessary e Check the BSC for any defect repair immediately Re certification All BSC must be re certified annually by a certified engineer See test report for recertification procedure Class II Biological Safety Cabinets ECCO Accessing the paper catch The purpose of accessing the paper catch is to remove any retained materials that might cause obstructions Care must be taken as the area is contaminated Before opening the paper catch e Use appropriate personal protective equipment PPE e Wipe down the interior of the BSC including the top and bottom surfaces of the work tray s while airflow is operating e If the interior cannot be wiped down the BSC should be decontaminated Accessing the paper catch 1 Turn the blower off Then raise the sash to fully open position for easy access 2 Remove the tray s to access the paper catch 3 The figure beside points to the location of the paper catch Locate and remove any material trapped Be careful of any sharp objects that might be present You might want to use a mirror to help you see better q Stopper A Diffuser L u Sash Window a Ce J 7 Stopper B Armrest pE AS SS 1 Remove armrest 2 Lower the sash by continuously until the sa
11. ck the UV interlock regularly for correct operation e Serves as DOWN button in MENU mode Mute FN Function Button e Turns on off audible alarm e Mute FN Fan Menu to access MENU mode from normal condition or exit MENU mode to normal condition MUTE FN and FAN MENU buttons need to be pressed concurrently Class II Biological Safety Cabinets ECCO UE 2 2 Menu Options Cons CALb CErd SAS PrE menu des FAn rot uu Un 2 2 1 CALb CALB Press LIGHT SET button to enter the CALIBRATION CALB menu Use FAN UP or LIGHT DOWN button to move through the available options SET TEMPERATURE CONSTANT CONS ZERO AIRFLOW SENSOR ZERO and CALIBRATE AIRFLOW SENSOR SNSR Once calibration is properly performed airflow velocity will be displayed when fan is on and airflow alarm will be triggered if it drops below pre defined fail point If calibration has not been performed or done wrongly airflow velocity won t be displayed instead FAN ON message will be displayed 2 2 2 PrE Pr9E PRE PRGE Press LIGHT SET button to enter PRE PURGE TIMER PRE PRGE menu Pre purge time allows system fan and airflow sensor to be stabilized before user has full access to the BSC By default pre purge timer is set to 3 minutes and can be set between 0 to 15 minutes 2 2 3 r5t RST Press LIGHT SET button to enter RESET
12. d e Minimize the material inside the BSC s work area during the process of UV light decontamination A direct interaction with UV light can degenerate plastic or rubber based material and can cause other hazard e Make sure that the BSC sash is in the fully closed position and the interlock is working properly before activating the UV lamp Avoid direct contact with skin and eyes as UV light is classified as a probable human carcinogen e The UV lamp should be activated for around 60 minutes to work effectively Use the UV timer feature to easily control the period of decontamination UV timer is disabled by default Leaving the UV lamp on for over 60 minutes or even overnight is not recommended because it shortens the lifespan of the lamp The UV lamps used in Esco BSC have a lifespan of 2 000 hours Class II Biological Safety Cabinets ECCO e The UV lamp should be cleaned of any dust and dirt weekly and changed annually to ensure its effectiveness e The use of UV lamp in BSC has been explicitly discouraged in all major international standards and recommendations 3 6 Decontamination and Disinfecting Agents e For stainless steel surfaces all common disinfecting agents except chlorine based ones are suitable e For powder coated surfaces all common disinfecting agents are suitable However the BSC has been specifically evaluated for use with the following o 1N hydrochloric acid 000000 1N sodium hydroxide 1 quaternary ammon
13. ertaken by qualified service personnel e The use of any hazardous materials in this equipment must be monitored by an industrial hygienist safety officer or some other suitably qualified individual e Before you process you should thoroughly understand the installation procedures and take note of the environmental electrical requirements e In this manual important safety related points will be marked with the symbol AN e Ifthe equipment is used in a manner not specified by this manual the protection provided by this equipment may be impaired 3 Limitation of Liability The disposal and or emission of substances used in connection with this equipment may be governed by various local regulations Familiarization and compliance with any such regulations are the sole responsibility of the users Esco s liability is limited with respect to user compliance with such regulations 4 European Union Directive on WEEE and RoHS The European Union has issued two directives e Directive 2002 96 EC on Waste Electrical and Electronic Equipment WEEE This product is required to comply with the European Union s Waste Electrical Electronic Equipment WEEE Directive 2002 96 EC It is marked with the following symbol Esco sells products through distributors throughout Europe Contact your local Esco distributor for recycling disposal e Directive 2002 95 EC on Restriction on the use of Hazardous Substances RoHS With respect to the
14. indow Check all service fixtures where present for proper operation vV Inspect the BSC for any physical abnormalities or malfunction vV Clean up stainless steel surfaces with MEK vV Re certification Vv Change UV Lamp where present Vv Change the fluorescent lamps v z 9 lt v o slolu elw inm r hb o pb hb pb N Cleaning the BSC e Clean the work surface and walls with appropriate disinfectant agent and soap water afterward e Clean the sash window using an appropriate disinfectant agent and glass cleaner afterward e Usea damp cloth to clean the exterior surface of the BSC particularly on the front and top in order to remove dust that accumulated there e Use clean water to finish the cleaning and wash away any residue of disinfectant agent soap water and glass cleaner e For removing stubborn stains or spots on the stainless steel surface make use of MEK Methyl Ethyl Ketone In such cases make sure that you wash the steel surface immediately afterwards with clean water and some liquid detergent Use a polyurethane cloth or sponge for washing Regularly cleaning the stainless steel surface can help you retain the attractive factory finish Test the audible and visual alarm The simplest method by far would be to move the sash until the glass window is no longer in the sash ready or UV mode position Check the cabinet s functionality e Check the BSC s me
15. ium compound 5 formaldehyde 5 000 ppm hypochlorite 2 iodophor 5 phenol o 70 ethyl alcohol e Depending on the contaminant involved at the time of operating the BSC there are various other types of disinfecting agents that may be used The following table outlines the effectiveness of various Glutaral Decontaminant dehyde Peroxide Paracetic acid Acetic acid Chlorine Dioxide disinfecting agents against the different types of contaminants Chlorine lodophor Alcohol Phenolic Quaternary Ammonium Compounds Classification Sterilant Sterilant Sterilant High Level nter ners Inter Low Level mediate mediate mediate Parameters for use Concentration 2 1 0 01 0 1 0 01 5 0 5 2 5 70 85 0 2 3 0 1 2 Contact time min 10 600 10 720 10 600 10 30 10 30 10 30 10 30 10 30 Stability gt 1 week 1 Agents Bacterial Endospores Naked Viruses Mycobacterium Vegetative Bacteria Enveloped Viruses Characteristics Inactivated by Organics ES KR ig ig Residual Corrosive Flammable Skin Irritant amp Eye Irritant Respiratory Irritant Toxic Use in BSCs Routine Surface 2 gt F Decon Biohazardous Spill 1 protected
16. n Compressor The warranty period starts two months from the date your equipment is shipped from Esco facility for international distributors This allows shipping time so the warranty will go into effect at approximately the same time the equipment is delivered to the user The warranty protection extends to any subsequent owner during the warranty period Distributors who stock Esco equipment are allowed an additional four months for delivery and installation providing the product is registered with Esco User can register product online at www escoglobal com warranty or complete the warranty registration form included with each product Policy updated on 12 Apr 2011 This limited warranty policy does not apply to products purchased before 12 Apr 2011 ESCOL Streamiline Introduction 1 Products Covered Esco Class II Biological Safety Cabinet Model Electrical Rating 1 2 meters 4 feet 1 8 meters 6 feet 220 240 V AC 50Hz 10 SC2 4A1 SC2 6A1 Streamline 110 130 V AC 60Hz 10 SC2 4A2 SC2 6A2 220 240 V AC 60Hz 1 SC2 4A3 SC2 6A3 2 Safety Warning e Anyone working with on or around this equipment should read this manual Failure to read understand and follow the instructions given in this documentation may result in damage to the unit injury to operating personnel and or poor equipment performance e Any internal adjustment modification or maintenance to this equipment must be und
17. onsumables such as filters HEPA ULPA carbon pre filters and fluorescent UV bulbs Esco is not liable for any damage incurred on the objects used on or stored in Esco equipment If the objects are highly valuable user is advised to have in place independent external preventive measures such as connection to a centralized alarm system 0000060 Factory installed customer specified equipment or accessories are warranted only to the extent guaranteed by the original manufacturer The customer agrees that in relation to these products purchased through Esco our limited warranty shall not apply and the original manufacturer s warranty shall be the sole warranty in respect ofthese products The customer shall utilize that warranty for the support of such products and in any event not look to Esco for such warranty support Esco encourages all users to register their equipment online at www escoglobal com warranty or complete the warranty registration form included with each product ALL EXPRESS AND IMPLIED WARRANTIES FOR THE PRODUCT INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES AND CONDITIONS OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE LIMITED IN TIME TO THE TERM OF THIS LIMITED WARRANTY NO WARRANTIES WHETHER EXPRESS OR IMPLIED WILL APPLY AFTER THE LIMITED WARRANTY PERIOD HAS EXPIRED ESCO DOES NOT ACCEPT LIABILITY BEYOND THE REMEDIES PROVIDED FOR IN THIS LIMITED WARRANTY OR FOR SPECIAL INDIRECT CONSEQUENTIAL OR INCIDENTA
18. product described in this manual including any appendix addendum attachment or inclusion are subject to change without notice Esco makes no representations or warranties as to the accuracy of the information contained in this manual In no event shall Esco be held liable for any damages direct or consequential arising out of or related to the use of this manual EA Table of Contents INTRODUCTORY PAGES i Table of Contents iii Warranty Terms and Conditions Introduction 1 Products Covered 2 Safety Warning 3 Limitation of Liability vi 4 European Union Directives on WEEE and RoHS vii Declaration of Conformity lt lt USER SECTION 1 1 Quick View Chapter 2 Control System 2 1 Sentinel Control System 2 2 Menu Options 2 2 1 CALB 2 2 2 PRE PRGE 2 2 3 RST 2 2 4 UV 2 3 Alarm and Warnings 5 Chapter 3 Basic Cabinet Operation 5 3 1 Sash Window Operation 5 3 1 1 Sash Window State 5 3 1 2 Using Sash Window 5 3 2 Starting and Shutting Down the BSC 5 3 2 1 Turning on the BSC 6 3 2 2 Turning off the BSC 6 6 7 8 w BPP PH HW 3 3 Working in the BSC 3 4 Working Ergonomics 3 5 UV Lamps 3 6 Decontamination and Disinfecting Agents Chapter 4 Maintenance 4 1 Scheduled Maintenance z 4 2 Maintenance Service Log APPENDIX Class II Biological Safety Cabinet ECCO ESCOL Streamiline Warranty Terms and Conditions Esco products come with either a 1 2 or 3 year limited warranty depending on
19. r clean e The sash window should always be in the normal operating height at all times when the cabinet is in use Even if the cabinet is left unattended but the blower is on the sash window should never be moved from the normal operating height unless during loading or unloading of materials apparatus into the cabinet e The alarm will be activated whenever the sash window is moved from the normal operating height Whenever the sash window is moved to the correct height from a higher or lower position the light will automatically be turned on as a signal to the user e The sash window may be opened to its maximum position for the purpose of loading unloading of materials apparatus into the cabinet When the sash window is fully opened the alarm sound may be muted by pressing MUTE button but will be automatically sounded again after 5 minutes to remind the user that it is not safe to work in the cabinet and the light will be turned on to facilitate cleaning 3 2 Starting and Shutting Down the BSC 3 2 1 Turning on the BSC 1 Raise the sash to the indicated normal operational height READY state The lamp will turned on when this height is reached 2 Turn on the fan by pressing the FAN button Input the Fan PIN if asked if PIN 0000 This will start the warm up procedure default 3 minutes All buttons are diabled during warm up period 3 The BSCis ready for work Class II Biological Safety Cabinets ECCO le 3 2 2 Turning off
20. sh is in the lowest position and create a 10 cm opening between the sash and the diffuser 3 Open the front panel 4 Slide your hand through the opening and clean the inner side of the sash using cloth and IPA 70 5 After cleaning push continuously until the sash is in the sash ready position 6 Close the front panel 7 Reattach armrest 4 2 Maintenance Service Log It is good practice and in some cases regulatory requirement to maintain a log of all maintenance work carried out on your cabinet ECCO Streamline APPENDIX LOG RECORD Cabinet Serial Number Person in Charge 1 This log record should be used by the operator to record any new agent virus bacteria germs that has been introduced to the cabinet during its operation problems encountered etc 2 Any decontamination procedure performed by either the user or the technician should be recorded down as well 3 Please also record any major maintenance procedure performed by the service technician for example parts replacement recertification etc Date Event User Signature Supervisor Signature In case of emergencies please call Name Cell Phone Number E mail
21. the product purchased beginning on the date of shipment from any Esco international warehousing location To determine which warranty applies to your product refer to the appendix below Esco s limited warranty covers defects in materials and workmanship Esco s liability under this limited warranty shall be at our option to repair or replace any defective parts of the equipment provided if proven to the satisfaction of Esco that these parts were defective at the time of being sold and that all defective parts shall be returned properly identified with a Return Authorization This limited warranty covers parts only and not transportation insurance charges This limited warranty does not cover e Freight or installation inside delivery handling damage If your product was damaged in transit you must file a claim directly with the freight carrier e Products with missing or defaced serial numbers e Products for which Esco has not received payment Problems that result from o External causes such as accident abuse misuse problems with electrical power improper operating environmental conditions Servicing not authorized by Esco Usage that is not in accordance with product instructions Failure to follow the product instructions Failure to perform preventive maintenance Problems caused by using accessories parts or components not supplied by Esco Damage by fire floods or acts of God o Customer modifications to the product e C
22. ze the physical strain involved in handling them e Exercise regularly The BSC s noise emission has been tested and found to be in compliance with EN 12469 ISO 4871 and NSF ANSI 49 which is important to ensure health and comfort for the operator Ergonomics accessories available with Esco include e Armrest padding e Lab chair e Footrest Please contact your local distributor or Esco for more information 3 5 UV Lamps The UV light is a germicide and virucide Even at the minimum acceptable irradiance in a BSC 40 W cm US Department of Health and Human Services et al 2000 it would only take 12 5 minutes to reach 30 000 uW cm2 1 W 1 J sec which has been listed as germicidal for spore forming organism Unlike many other type of decontamination agent UV light doesn t leave any residue The decontamination action stops upon de energizing of the lamp However due to the short wavelength the UV light does not penetrate well Thus UV light can only be used to effectively disinfect the work area of an empty BSC For any container stored inside the BSC s work area the UV radiation will only disinfect the outer surface of the material leaving the inner surface and the content inside the material untouched e UV light decontamination method may be used before and after working with vegetative organisms and viruses However it should not be the sole decontamination agent the use of chemical decontamination agent is still encourage
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