chapter 5 using your protector demonstration hood
Contents
1. HEPA Filter 3707900 99 99 efficient on particles 0 3 micron HEPA Filter Bag In Bag Out Bag 3776002 Helps contain hazardous particulate matter during filter changing operations Carbon Filter Provides granular activated carbon or impregnated carbon Filter Classification Catalog x Pounds Organic 3923400 12 0 lbs activated carbon Formaldehyde 3923401 14 0 Ibs impregnated carbon Ammonia 3923402 16 0 Ibs impregnated carbon 41 Chapter 7 Accessorizing Your Protector Demonstration Hood 8 Storage Cabinets SOLVENT ACID 48 9902000 9901000 36 9902100 9901100 30 9902200 9901200 24 9902300 9902400 9901300 9901500 18 9901400 9901600 12 48 w Self Closing Doors 9903000 36 w Self Closing Doors 9903100 30 w Self Closing Doors 9903200 24 w Self Closing Doors 9903300 9903400 24 ADA 9906000 9906100 9905000 9905200 24 ADA w Self Closing 9906200 9906300 Doors 18 ADA 9905100 9905300 12 ADA STANDARD BASE VACUUM PUMP Size Description Dual Doors Right Hinge Left Hinge Dual Doors Right Hinge Left Hinge 48 9900000 36 9900100 30 9900200 24 9900300 9900600 18 9900400 9900700 9907000 9907100 12 9900500 9900800 48 w Self Closing D2. or supplies against the rear baffle as this will affect airflow Always work with your hands as far back in the hood as possible It is best to keep all powders chemicals and apparatus inside the lower air foil of the hood Do not work with chemicals in this hood without the exhaust system running Perchloric acid use in this hood is prohibited High level radioisotope materials are prohibited in this hood Avoid cross drafts and limit traffic in front of the hood Air disturbances created may draw contaminants out of the hood The hood should be tested by a qualified certification technician before it is initially used The hood should be validated whenever it is relocated serviced or at least annually thereafter The use of safety goggles protective clothing gloves and any other personal protective equipment recommended by your safety officer should be used The sash should remain in the down position while using the hood Proper operation of the hood depends largely upon its location and the operator s work habits Consult the references in Appendix D 23 CHAPTER 5 USING Your PROTECTOR DEMONSTRATION Hoop Planning e Thoroughly understand procedures and equipment required before beginning work e Arrange for minimal disruptions such as room traffic or entry into the room while the hood is in use Start up e Turn on exhaust system and accessory light if so equipped Only raise the sash for loadi
3. Exhaust and Blower Requirements Electrical Requirements Space Requirements CHAPTER 3 GETTING STARTED Unpacking the Hood Installing the Hood on Supporting Structure amp Work Surface Connecting to the Exhaust System Connecting the Electrical Supply Sealing to the Work Surface Validating the Hood CHAPTER 4 HIGH PERFORMANCE FEATURES AND SAFETY PRECAUTIONS High Performance Features Safety Precautions CHAPTER 5 USING YOUR PROTECTOR DEMONSTRATION HOOD CHAPTER 6 MAINTAINING YOUR PROTECTOR DEMONSTRATION HOOD Routine Maintenance Schedule Calibration and Operation of Airflow Monitors Guardian Jr Airflow Monitor Guardian Jr Component Identification Guardian Jr Installation Procedure 17 17 22 24 26 26 27 27 28 29 Guardian Jr Calibration Procedure Guardian Jr Alarm Activation Guardian Jr Alarm Test Guardian Digital 1000 Airflow Monitor Operation Guardian Digital 1000 Alarm Installation Procedure Guardian Digital 1000 Alarm Calibration CHAPTER 7 ACCESSORIZING YOUR PROTECTOR DEMONSTRATION HOOD Work Surfaces Guardian Digital 1000 and Guardian Jr Airflow Monitors Fluorescent Light Exhaust Transition Adapters Remote Blowers Exhaust Dampers FilterMate Portable Exhausters and Filters Storage Cabinets Mobile Cart 8026000 Hose Hose Clamps and Hose Kits CHAPTER 8 TROUBLESHOOTING APPENDIX A REPLACEMENT PARTS APPENDIX B DIMENSIONS APPENDIX C SPECIFICATIONS APPENDIX D REFERENCES D
4. emu p mr Hi Tr SS Er h TE E 2 Containment Enhancing Upper Sash Foil includes perforated air passage directly atop the sash foil to bleed air into the hood chamber and direct chemical and powder concentrations away from the sash opening The radiused sash foil sweeps airflow into the hood with minimal turbulence See Figure 4 3 Figure 4 3 Radiused Sash j P d Fi Perforated A LE Air Passage ry iy i ES 19 Chapter 4 High Performance Features and Safety 3 Upper Dilution Air Supply provides bypass air from above the work area This feature constantly bathes the sash interior with clean air and reduces powders and chemical fumes along the sash plane near the critical breathing zone Five to seven percent of the required air volume is introduced through the upper dilution air supply to ensure maximum containment Additionally the upper dilution air supply reduces stagnant pockets of air in the upper interior See Figure 4 4 Figure 4 4 4 Visible Clear Rear Baffle directs air streams to the baffle in a single pass The baffle and rear panel are manufactured from framed glass panels to provide maximum visibility on all sides This smooth flow minimizes the potential for air to roll forward preventing contamination from moving toward the sash opening The concentrations of materials are largely removed on the first pass through the contam
5. 20 feet per minute The airflow monitor is factory set to be calibrated with difference of at least 50 fpm and can be changed by changing the lower higher air sample difference The following suggested in flow face velocity speeds are recommended to successfully calibrate Typical low air alarms are set 10 20 fpm below operational speeds Follow Step 2 below and review the Guardian 1000 Alarm User s Manual that comes with the airflow monitor Low Air Enclosure Low High Alarm Operating Calibration Calibration Set Inflow Set Point Set Point Point Speed 40 50 60 fpm 40 60 fpm 100 120 fpm fpm 60 70 80 fpm 50 90 fpm 100 150 fpm fpm 80 90 100 fpm 50 110 fpm 100 170 fpm fpm Go to SETUP menu and then CAL CONFIG MENU and change the lower higher air sample difference to 20 fpm This will allow you to successfully calibrate with values of a minimum of 20 fpm difference While in CAL CONFIG MENU change the sensor difference from 10 to 3 While in CAL CONFIG MENU adjust the red low air alarm to the desired setting such as 60 fpm Then adjust the yellow CAUTION or WARNING to 63 fpm if desired Then adjust the CAUTION or WARNING air reset to 3 fpm This sets the alarm condition To complete the CAL CONFIGURATION be sure to enter DONE 35 paa a a SS ER Chapter 6 Maintaining Your Protector Demonstration Hood 6 To start the calibration mo
6. 4 amps 35 16 4863501 Remote Blower 115 230 V 50 Hz 5 6 2 8 amps 35 16 7053501 Explosion Proof Remote Blower 115 V 60 Hz 40 18 4 4 amps 40 Chapter 7 Accessorizing Your Protector Demonstration Hood Exhaust Dampers Exhaust dampers allow an adjustment required to maintain proper airflow for roof mounted blowers or house exhaust systems Catalog Description 3924000 6 Epoxy Coated Steel In Line Adjustable Damper 4724200 6 PVC In Line Adjustable Damper FilterMate Portable Exhausters and Filters For filtered exhaust Labconco offers FilterMate Portable Exhausters capable of exhausting up to 280 cfm of HEPA filtered air or up to 220 cfm of combination Dual Carbon or HEPA Carbon filtered air when connected to the enclosure Exhaust Exhaust Catalog Voltage Filter Airflow Connection cfm 3970000 115 Volt 60 Hz HEPA None 280 3970001 115 Volt 60 Hz Carbon None 280 3970002 115 Volt 60 Hz HEPA Thimble to outside 280 3970003 115 Volt 60 Hz HEPA Carbon None 220 3970004 115 Volt 60 Hz Carbon Carbon None 220 3970020 230 Volt 50 Hz HEPA None 280 3970021 230 Volt 50 Hz Carbon None 280 3970022 230 Volt 50 Hz HEPA Thimble to outside 280 3970023 230 Volt 50 Hz HEPA Carbon None 220 3970024 230 Volt 50 Hz Carbon Carbon None 220 Indicates model supplied with mobile cart with lower 5 exhaust transition included
7. Code e Approved cabinets may be metal or wood e Vent location on cabinets are required e Venting of cabinets not a requirement 57 Appendix D References National Fire Protection Association 1 Batterymarch Park P O Box 9101 Quincy MA 02269 9101 800 344 3555 www nfpa org General References American Conference of Governmental Industrial Hygienists Industrial Ventilation A Manual of Recommended Practice Cincinnati OH ASHRAE Standard Committee ASHRAE Standard Atlanta ASHRAE Publications Sales Department 1995 British Standards Institution Laboratory Fume Cupboards Parts 1 2 and 3 London 1990 Department of Labor Occupational Safety and Health Administration 29 CFR Part 1910 Occupational Exposures to Hazardous Chemicals in Laboratories Final Rule Vol 55 No 21 Washington D C 1990 DiBerardinis L et al Guides for Laboratory Design Health and Safety Considerations Wiley amp Sons 1987 McDermott Henry Handbook of Ventilation for Contaminant Control 2 Edition Butterworth Publishers 1985 Miller Brinton M et al Laboratory Safety Principles and Practices American Society for Microbiology Washington D C 1986 NIH Guidelines for the Laboratory Use of Chemical Carcinogens NIH Publication No 81 2385 Rayburn Stephen The Foundation of Laboratory Safety A Guide for the Biomedical Laboratory Springer Verlag New York 1990 Sax N Irving and Lewis JR Richard J Rapid G
8. Connecting to the Exhaust System WARNING The weight of the exhaust ductwork system must be supported independently of the superstructure or damage may occur The exhaust system should be installed by a qualified HVAC contractor The exhaust connection on the Demonstration Hood has been designed to accept a 2 x 10 5 1cm x 25 4cm nominal transition adapter See Chapter 7 for ordering accessory transition adapters Labconco manufactures transition adapters for either top or bottom exhaust and for both 5 dia hose or 6 dia duct Review Chapter 2 for remote blower and FilterMate Portable Exhauster exhaust prerequisites and review Chapter 7 for ordering blower exhaust equipment For your convenience several exhaust options are shown in Figures 3 2 3 3 3 4 3 5 and 3 6 Consult Labconco Customer Service should you require help sizing your blower for the exhaust volume and system static pressure loss Chapter 3 Getting Started SS SS SS SSS SSS SS a gt M H M PPn MMae 6 03 ID Exhaust Transition Adapter Figure 3 2 Top Connection to Outside Exhaust 11 Chapter 3 Getting Started To Outside Exhaust Figure 3 3 Side View of Bottom Connection to Outside 12 a a Chapter 3 Getting Started Exhaust Transition Adapter Accessory Fluorescent Light Fl Accessory Airflow Monitor 5 ID Hos
9. For 115V operation the alarm unit is powered by plugging the power supply into the factory prepared digital airflow monitor socket For 230V operation the alarm is powered by plugging the power supply into a building outlet The alarm has Enter and buttons to program the monitor There is also a green LED SAFE yellow LED CAUTION and red LED LOW with audible alarm for airflow conditions The audible alarm can be permanently muted if desired The Guardian Digital 1000 Airflow Monitor displays a face velocity value provides an RS232 communications port to a PC or building computer system can be configured for external input connections such as night setback or external alarm and provides up to three output relays that can be configured For complete detailed information please refer to the separate Guardian 1000 Alarm User s Manual provided with the enclosure Guardian Digital 1000 Installation Procedure 1 The hood comes prepared to except the Guardian 1000 Digital Airflow Monitor 2 First remove the large 1 19 dia gray hole plug and two 78 32 x 0 50 self tapping Phillips screws from the hood Keep 33 paa a a SS ER Chapter 6 Maintaining Your Protector Demonstration Hood the screws for step 3 See Figure 6 2 See Figure 6 5 only to reference internal assembly of the airflow monitor 3 Secure the Guardian Digital Monitor to the enclosure with the two 8 32 x 0 50 screws remove
10. If an alarm is present the button will silence the audible alarm 5 Adjustment for This potentiometer is used to set the low flow indicators for Alarm Set Point the alarm It is adjusted with a small screwdriver GUARDIAN AIRFLOW MONITOR SYSTEM LABCONCO Figure 6 1 Guardian Jr Components Chapter 6 Maintaining Your Protector Demonstration Hood Guardian Jr Installation Procedure 1 The hood comes prepared to except the Guardian Jr airflow monitor system First remove the small 0 50 dia gray hole plug and two 78 32 x 0 50 self tapping Phillips screws from the hood Keep the screws for step 5 See Figure 6 2 See Figure 6 3 for steps 3 through 9 Open the top monitor cover by removing the two 78 32 x 38 lg Phillips screws to access the tube stem and clear plastic tubing Temporarily remove the tube stem Item 1 in Figure 6 3 and clear plastic tubing Item 2 Without the tube stem and clear plastic tubing attached mount the Guardian Jr alarm module to the hood with the two 48 32 X 0 50 screws removed in step 2 Install the tube stem by tapping the non serrated end of the tube stem into the 0 50 hole on the enclosure Silicone sealant may be applied between the tube stem and the hood Route the clear plastic tubing without kinks between the rubber elbow tubing connector on the back of the Guardian Jr alarm module and the tube stem This completes the airway passage between the alarm m
11. for any blockage to ensure that the enclosure is maintaining proper airflow e All weekly activities Annually e Have the hood validated by a qualified certification technician See Validating the Hood in Chapter 3 e All monthly activities Calibration and Operation of Airflow Monitors Guardian Jr Airflow Monitor The Guardian Jr Airflow Monitor is designed to continuously monitor airflow through hoods This permanently installed device provides both visual and audible alarms to alert the user of abnormal airflow conditions A green light on the front of the monitor indicates normal flow conditions When flow conditions lower than the set point are encountered a red light is activated along with an audible alarm A test button is provided at the front of the monitor to allow the user to check the operation of the alarm To temporarily mute the audible alarm press and release the test reset button 27 28 Chapter 6 faintaining Your Protector Demonstration Hood Guardian Jr Component Identification 1 Air Inlet A portion of the air coming into the hood passes through the air inlet and across the flow sensors 2 Normal Flow This green light indicates normal flow conditions Indicator 3 Alarm Indicator This red light is activated approximately 6 seconds after the low flow set point is reached 4 Test Reset Button If no alarm is present this button will cause the red lamp to light and the audible alarm to sound
12. included Chapter 1 Introduction provides a brief overview of the hood explains the organization of the manual and defines the typographical conventions used in the manual Chapter 2 Prerequisites explains what you need to do to prepare your site before you install the hood Electrical and service requirements are discussed Chapter 3 Getting Started contains the information you need to properly unpack inspect install and certify the hood Chapter 4 High Performance Features and Safety Precautions explains how the Protector Demonstration Hood operates and the appropriate precautions you should take when using the hood Chapter 5 Using Your Protector Demonstration Hood discusses the basic operation of how to prepare use and shut down your hood Chapter 6 Maintaining Your Protector Demonstration Hood explains how to perform routine maintenance on the hood Chapter 7 Accessorizing Your Protector Demonstration Hood explains acceptable modifications to the hood or how to add accessories Chapter 8 Troubleshooting contains a table of problems you may encounter while using the hood including the probable causes of the problems and suggested corrective actions Chapter 1 Introduction Appendix Components contains labeled diagrams of all of the components of the Protector Demonstration Hoods Appendix B Dimensions contains comprehensive diagrams showing all of the dimensions for the hoods Appendix Specific
13. you need to prepare your site for installation Carefully examine the location where you intend to install the hood You must be certain that the area 15 level and of solid construction In addition dedicated source of electrical power should be located near the installation site to power the accessory FilterMate Portable Exhauster or other apparatus Carefully read this chapter to learn the requirements for your installation site The support requirements The location and air current requirements The exhaust and blower requirements The electrical power requirements The space requirements Refer to Appendix B Dimensions for complete Protector Demonstration Hood dimensions Refer to Appendix C Specifications for complete electrical and environmental conditions specifications and requirements Chapter 2 Prerequisites Support Requirements At a minimum the supporting structure usually consists of a base cabinet or a base stand and chemically resistant work surface When setting up a chemical station a mobile stand or cart is allowable Labconco manufactures a mobile cart with work surface specifically designed to support the Protector Demonstration Hood and FilterMate Portable Exhauster The cart is supplied with the Mobile Protector Demonstration Hood or can be ordered separately as an accessory See Chapter 7 for accessories Location and Air Current Requirements The Protector Demonstration Hood has been designe
14. 0 cfm for combination HEPA Carbon filtration when connected to the hood See Chapters 2 3 and 7 Mobile Demonstration Hood includes FilterMate Portable Exhauster Demonstration Hood work surface and mobile cart to allow easy transport throughout the facility See Figure 3 6 Mobile cart can be ordered separately as shown in Chapter 7 Safety Precautions Although the hood has been engineered to maintain optimum operator safety caution should always be used while working Prior to using the hood check to make sure that the exhaust blower is operating and that air is entering the hood at its specified face velocity The use of an airflow monitor is recommended to alert the user if there 15 problem with airflow Use good housekeeping in the hood at all times Clean up spills immediately Periodically clean enclosure interior Do not overload the work surface with apparatus or work material The safe operation of the hood is based upon having proper airflow through the structure Do not place large bulky objects such as block heaters directly on the work surface Instead elevate the object 3 4 on blocks to allow flow of air under the object and into the rear baffle exhaust slots Ensure blocks are level and secured in place Blocking large portions of the rear baffle will change the airflow pattern in the hood causing turbulence Do not store containers ES Chapter 4 High Performance Features and Safety
15. 3908801 Guardian Digital 1000 Airflow Monitor 230V 50 Hz 3 Fluorescent Lights A fluorescent light which rests on the top of the hood is available Catalog Description 3909200 18 25 W x 10 12 D x 3 00 H Light 115V 60 Hz 3909201 18 25 W x 10 12 D x 3 00 H Light 230V 50 Hz Chapter 7 Accessorizing Your Protector Demonstration Hood 4 Exhaust Transition Adapters Adapter connects to the hood from either the top or the bottom of the rear plenum so the duct can be routed either up or down respectively The transition is available for either 5 00 ID hose or 6 OD duct The 5 00 ID hose lower connection is included with the FilterMate supplied with the mobile cart Catalog Description Material 3912400 Upper connection 5 Hose Epoxy Coated Steel 3912401 Upper connection 6 Duct Epoxy Coated Steel 3912402 Lower connection 5 Hose Epoxy Coated Steel 3912403 Lower connection 6 Duct Epoxy Coated Steel 5 Remote Blowers Has a 1 4 hp direct drive motor and corrosion resistant phenolic coated steel housing and wheel with blower inlet of 6 00 ID Outlet dimensions are 4 25 x 7 38 OD CFM Static Pressure Inches of HO S P 0 0 0 125 0 25 0 50 0 75 0 87 CFM 595 560 515 420 300 167 TOS Shipping Wt Catalog Description Ibs kg 4863500 Remote Blower 115 V 60 Hz 4
16. ECLARATION OF CONFORMITY 31 33 33 33 33 35 37 39 39 39 40 40 41 41 42 43 43 44 46 50 53 56 59 CHAPTER 1 INTRODUCTION Congratulations on your purchase of a Protector Demonstration Hood Your high performance enclosure is designed to protect you by providing superior containment while conserving energy at OSHA approved low flow velocities as low as 60 feet per minute It is the result of Labconco s more than 50 years experience in manufacturing fume hoods The Protector Demonstration Hood has been engineered to provide maximum containment It will effectively contain toxic noxious or other harmful materials when properly installed The Protector Demonstration Hood offers many unique features to enhance safety performance and energy savings To take full advantage of them please acquaint yourself with this manual and keep it handy for future reference If you are unfamiliar with how the Protector Demonstration Hood operates please review Chapter 4 High Performance Features and Safety Precautions before you begin working in the hood Even if you are an experienced user please review Chapter 5 Using Your Demonstration Hood which describes the features so that you can use the hood efficiently Chapter 1 Introduction About This Manual This manual is designed to help you learn how to install use and maintain your hood Instructions for installing optional equipment on your hood are also
17. Protector Demonstration Hoods Models 3944300 3944301 3945000 3945001 3945020 3945021 Protecting vour MW laboratory environment For more information please contact us E mail sales expotechusa com Website www ExpotechUSA com The information contained in this manual and the accompanying product is copyrighted and all rights are reserved by Labconco Corporation Labconco Corporation reserves the right to make periodic design changes without obligation to notify any person or entity of such change Protector amp Demonstration Hood Warranty Labconco provides a warranty on all parts and factory workmanship The warranty includes areas of defective material and workmanship provided such defect results from normal and proper use of the equipment The warranty for all Labconco products will expire one year from date of installation or two years from date of shipment from Labconco whichever is sooner except the following e Purifier amp Delta Series Biological Safety Cabinets and PuriCare Procedure Stations carry a three year warranty from date of installation or four years from date of shipment from Labconco whichever is sooner e FlaskScrubber amp SteamScubber and FlaskScrubber Vantage Series Glassware Washers carry two year warranty from date of installation or three years from date of shipment from Labconco e Carts carry a lifetime warranty e Glass is not warranted from breakage due to accident or misha
18. ations contains the electrical requirements for Protector Demonstration Hoods Wiring diagrams are also included Appendix D References lists the various resources available that address laboratory ventilation Typographical Conventions Recognizing the following typographical conventions will help you understand and use this manual e Book chapter and section titles are shown in italic type e g Chapter 3 Getting Started e Steps required to perform a task are presented in a numbered format e Comments located in the margins provide suggestions reminders and references e Critical information is presented in boldface type in paragraphs that are preceded by the exclamation icon Failure to comply with the information following an exclamation icon may result in injury to the user or permanent damage to the enclosure e Critical information is presented in boldface type in paragraphs that are preceded by the wrench icon A trained certifier or contractor should only perform these operations Failure to comply with the information following a wrench icon may result in injury to the user or permanent damage to your hood e Important information is presented in capitalized type in paragraphs that are preceded by the pointer icon It is imperative that the information contained in these paragraphs be thoroughly read and understood by the user CHAPTER 2 PREREQUISITES Before you install the Protector Demonstration Hood
19. ceptacle Clip on 21 1 3943000 Shelf Demo Cart 22 4 8009501 Caster 4 w Brake Demo Cart Figure 1 Appendix A Replacement Parts Figure A 1B APPENDIX Dimensions See the following dimensions 50 Appendix B Dimensions TAL eer mu RE enr n Figure B 1 Protector Demonstration Hood Dimensions 51 Appendix B Dimensions Figure B 2 Protector Mobile Demonstration Hood Dimensions 52 PPENDIX C SPECIFICATIONS Electrical Specifications 115V 60 Hz Mobile Demonstration Hood 10 Amps Max 230V 50 60 Hz Mobile Demonstration Hood 5 Amps Max Environmental Conditions e Indoor use only e Maximum altitude 6562 feet 2000 meters e Ambient temperature range 41 to 104 F 5 to 40 e Maximum relative humidity 80 for temperatures up to 88 F 31 C decreasing linearly to 50 relative humidity at 104 F 40 C e Main supply voltage fluctuations not to exceed 10 of the nominal voltage e Transient over voltages according to Installation Categories II Over voltage Categories per IEC 1010 Temporary voltage spikes on the AC input line that may be as high as 1500V for 115V models and 2500V for 230V models are allowed e Used in an environment of Pollution degrees 2 i e where normally only non conductive atmospheres are present Occasionally however a temporary conductivity caused by condensation must be expected in accorda
20. d from step 2 4 The airway passage between the alarm module and the hood is now complete 5 Locate the 15VDC power supply transformer One end should already be connected to the two pin connector labeled 15 VDC on the back of the alarm module and through the strain relief bushing If disconnected then reconnect to power the airflow monitor Plug the 115V power supply into a 115V duplex receptacle the back of the accessory FilterMate Portable Exhauster or the back of the accessory fluorescent light For 230V plug an adapter or add an extension cable for connection to the FilterMate It is recommended that the airflow monitor be connected directly to the FilterMate switched auxiliary outlet so the airflow monitor is powered at the same time 6 Installation is now complete Display Digital 1000 Monitor Sensor Figure 6 5 Guardian Digital 1000 Monitor Details 34 Chapter 6 Maintaining Your Protector Demonstration Hood Guardian Digital 1000 Calibration 1 Calibrate the airflow monitor according to the monitor User s Manual that comes with the kit and follow the instructions below To successfully calibrate it will be necessary to change the face velocity by adjusting the airflow exhaust volume The exhaust volume can be adjusted with the speed control on the FilterMate or by using an adjustable damper on the exhaust blower Typical calibration conditions are set at face velocity air sample differences of at least
21. d to contain hazards by negating typical cross drafts and movements within the opening As precautionary measure it is recommended that the enclosure be placed in such an area away from e High traffic areas where walking might cause an air disturbance e Overhead or wall HVAC diffusers fans radiators or other lab equipment producing air currents e Next to doorways or windows that may be opened Exhaust and Blower Requirements The exhaust connection has been designed to accept a 2 x 10 5 1 x 25 4cm nominal exhaust collar The Protector Demonstration Hood has two possible exhaust connections with either the top exhaust open and the bottom exhaust closed or vice versa The bottom exhaust connection is primarily used in installations where the hose or ductwork will be concealed The bottom exhaust is used on the Mobile Protector Demonstration Hood to conceal the exhaust and facilitate connection to the FilterMate Portable Exhauster Labconco offers accessory Transition Adapters for the top or bottom exhaust connection to either a 5 hose or 6 duct See Chapter 7 for ordering any of these accessories Only one exhaust connection is required The mobile Protector Demonstration Hood includes the lower 5 hose exhaust transition FilterMate Portable Exhauster 5 hose mobile cart and work surface Data for the exhaust volume and enclosure Chapter 2 Prerequisites static pressure loss are listed for each model at face velocitie
22. de use the Guardian Digital 1000 Monitor User s Manual and enter CALIBRATION mode on the display from the SETUP menu 7 Follow the instructions on the display and alter the low exhaust volume with the speed control on the FilterMate or exhaust damper Measure the average face velocity and enter the low value on the display Be careful not to block the opening The low exhaust volume calibration will take about 5 seconds 8 Now alter the high exhaust volume with the speed control on the FilterMate or exhaust damper Measure the average face velocity and enter the high value on the display The high value must be at least 20 fpm greater than the low value The high exhaust volume calibration will take about 5 seconds 9 Enter DONE after successfully completing the low and high calibration set points 10 Once calibration is completed go to RUN and press ENTER The value should read close to the high calibration set point 11 To lower the face velocity to the operating point simply alter the exhaust volume with the speed control on the FilterMate or exhaust damper Then recheck the face velocity with an anemometer to confirm the display on the digital airflow monitor Accessory Light Demonstration Hood Airflow Monitor we Installed Figure 6 6 Guardian Digital 1000 Monitor Installed on Demonstration Hood 36 CHAPTER 7 ACCESSORIZING YOUR PROTECTOR DEMONSTRATION Hoop There are sev
23. e included with FilterMate FilterMate Portable Exhauster Figure 3 4 Top Connection to FilterMate Portable Exhauster Chapter 3 Getting Started To Outside Exhaust Via Thimble Connection 6 nominal Figure 3 5 Bottom Connection to FilterMate With Outside Thimble Exhaust Connection Chapter 3 Getting Started Accessory Fluorescent Light Accessory Airflow Monitor FilterMate Portable Exhauster Back of Demonstration Hood Lower 5 ID Hose Exhaust Transition Adapter Back of FilterMate Portable Exhauster Figure 3 6 Connection to FilterMate on Mobile Cart Chapter 3 Getting Started 16 Connecting the Electrical Supply A standard duplex receptacle should be nearby for connecting the FilterMate Portable Exhauster airflow monitor and accessories Please review Chapter 2 for electrical prerequisites All wiring for the building duplex outlets SHOULD be performed licensed electrician and conform to all local codes Sealing to the Work Surface When the hood has been set in place ducted and wired it may be sealed at the work surface to prevent spilled materials from collecting under the walls bead of silicone sealant is recommended to seal the hood to the work surface Validating the Hood The exhaust damper exhaust blower or FilterMate gives you the flexibility to change the airflow at the sash opening of your enclosure Determine
24. e of enclosure CAUSE Improper user techniques for the enclosure Restriction of the baffle air slots or blockage of the exhaust outlet External factors are disrupting the hood airflow patterns or acting as a source of contamination Hood has improper face velocity CORRECTIVE ACTION See Certifying the Hood Chapter 3 and Safety Precautions Chapter 4 sections in the manual Ref Appendix D Remove obstruction to ensure that all air slots and the exhaust outlet are unobstructed See Location Requirements Chapter 2 Certifying the Hood Chapter 3 and Safety Precautions Chapter 4 sections of this manual Ref Appendix D Have hood certified and check exhaust system Check FilterMate filters for loading Adjust FilterMate speed control Hood should have average face velocity of 60 100 fpm Chapter 8 Troubleshooting PROBLEM CAUSE CORRECTIVE ACTION Airflow monitor No power Power supply is not plugged into malfunction No lights proper voltage plug in power No display supply Verify that airflow monitor interface cables are connected Check fuses on FilterMate or accessory light No audible alarm Alarm has been temporarily silenced using test reset or enter buttons Wrong alarm set point Airflow monitor was not properly adjusted Repeat calibration steps outlined in the airflow monitor manual Constant audible alarm Check ai
25. en the airflow monitor may be connected to the switched auxiliary outlet on the accessory fluorescent light kit The fluorescent light kit auxiliary outlet can be used for any accessory under 8 amps Space Requirements The dimensions for the different models are shown in Appendix B Dimensions CHAPTER 3 GETTING STARTED Now that the site for your Protector Demonstration Hood is properly prepared you are ready to unpack inspect install and validate your hood system Read this chapter to learn how to Unpack and move the hood Set up the hood with the proper supporting structure and work surface Connect to an exhaust system Connect the electrical supply Seal the hood to the work surface Arrange validation for the enclosure Depending upon which model you are installing you may need common plumbing and electrical installation tools in addition to wrenches ratchets sockets nut driver set flat blade screwdriver Phillips screwdriver and carpenter level to complete the instructions in the chapter The hoods weigh either 100 or 120 Ibs each 45 to 54 kg The shipping container allows for lifting with mechanical lift truck or floor jack If you must lift the hood manually follow safe lifting guidelines Do not lift by the front air foil Chapter 3 Getting Started The United States Interstate Commerce Commission rules require that claims be filed with the delivery carrier withi
26. eral ways to accessorize the hood for your individual requirements These include the addition of accessory work surfaces airflow monitors fluorescent lights exhaust transition adapters hoses remote blowers exhaust dampers FilterMate Portable Exhausters filters storage cabinets and mobile carts 37 Chapter 7 Accessorizing Your Protector Demonstration Hood Optional Equipment for the Demonstration Hood 5 Remote Blower Not Shown 6 Exhaust Damper Not Shown 9 Mobile Cart Not Shown Figure 7 1 38 Chapter 7 Accessorizing Your Protector Demonstration Hood 1 Work Surfaces An optional dished work surface is available to attach to the hood Dished work surfaces are contoured to fit the dimensions of the hood to contain spills Epoxy is chemical resistant Catalog Description Dimensions W x D x H 3908402 Black 4 foot wide 48 x 26 66 x 1 3908405 Gray 4 foot wide 48 x 26 66 x 1 2 Guardian Digital 1000 and Guardian Jr Airflow Monitors pe The Guardian Digital 1000 Airflow Monitor or Guardian Jr am Airflow Monitor allows you to continuously monitor airflow through the hood The rear exhaust plenum is factory prepared to mount either monitor Catalog Description 3908700 Guardian Jr Airflow Monitor 115V 60 Hz 3908701 Guardian Jr Airflow Monitor 230V 50 Hz 3908800 Guardian Digital 1000 Airflow Monitor 115V 60 Hz
27. et 7 1 6916500 Latch Sash 7D 2 1893206 Screw 28 32 x 38 Phil SS Type 7E 1 6916501 Latch Sash Tall TF 1 3925300 Latch Bracket Tall 8 1 3905201 Sash Assembly 3 Short 8B 1 3925201 Sash Assembly 3 Tall 9A 1 3907400 Bracket Air Foil Right 9B 1 3907401 Bracket Air Foil Left 9C 2 1932401 Washer Shoulder Plastic 9D 2 1912108 Washer 194 ID x 38 OD x 03 thick plastic 9E 2 1909217 Cap Nut 10 24 SS 10 1 3905601 Air Foil 3 11 1 3905301 Header 3 12 1 3913100 Cover Plate Exhaust or Bottom 13A 1 3912400 Upper Exhaust Transition 5 Hose 13B 1 3912401 Upper Exhaust Transition 6 Duct 13C 1 3912402 Lower Exhaust Transition 5 Hose 13D 1 3912403 Lower Exhaust Transition 6 Duct 14A 1 1934601 Bushing Heyco with Flex Shutter 1 50 dia 14B 1 1936800 Bushing Closed 1 50 dia 15 2 7868402 Spacer Bushing 15B 2 1912108 Washer 194 ID x 38 OD x 03 T Plastic 15C 2 1889316 Screw 10 24 x 1 00 PH SS 16A 2 3915400 Side Air Foil Short 16B 2 3915401 Side Air Foil Tall 16C 4 1889912 Screw 6 32 x 75 PH Type F Oval Head 17 1 1595619 Hole Plug 500 dia Gray 18 1 1595621 Hole Plug 1 187 dia Gray 19 1 3941900 Label Protector Demonstration Hood 47 48 Appendix A Replacement Parts Item Qty Part Number Description 20A 1 3942500 Baffle Assy Short 20B 1 3941700 Baffle Assy Tall 20C 2 1914200 Captive Screw Baffle 20D 2 1923900 Re
28. hood The mobile Demonstration Hood features a work surface attached to the cart R pu M M a M Chapter 3 Getting Started Mn A Work Surface Specifications The work surface should be smooth rigid and durable such as a chemically resistant epoxy resin The surface should be non porous and resistant to the acids solvents and chemicals used in conjunction with the Protector Demonstration Hood The work surface should also contain a dished recessed area for containing primary spills Work Surface and Hood Installation 1 Level the base cabinets and the work surface Work surface should be placed flush with the front of the base cabinet as shown in Figure 3 1 2 Position the work surface in its intended location and with the front of the work surface wide flange towards you 3 Secure the work surface to the base cabinet with a structural adhesive or silicone sealant 4 Insert the supplied mounting screws in the four holes Allow a minimum of 1 8 clearance under the head of the screw for positioning the enclosure 5 Place the hood on the work surface and slide the rear flange and front air foil flanges under the mounting screw heads 6 Tighten the four screws to complete the installation SHES SOP GP ST Side View of Typical Installation Figure 3 1 Chapter 3 Getting Started
29. inated chamber 5 Side Entry Air Foils allow turbulence free air to enter the hood from the sides and allow clean air to sweep the interior walls 6 Ergonomic Slope provides maximum visibility and comfort reduces glare thereby minimizing operator fatigue 7 10 11 12 13 14 Chapter 4 High Performance Features and Safety Internal Depth of 23 provides necessary space to support equipment without extending outside the hood or resting on the lower air foil Two Heights available as standard enclosures in 22 75 or 32 Taller height Demonstration Hoods are typically used for pipet operations titration or taller auxiliary equipment Unique Flush Sash with Spring Loaded Latch has wiping seal to contain contaminants and features spring loaded latch for loading auxiliary equipment The sash pivots down for normal operation Electrical Pass through Iris allows electrical cords and data cords to pass through the back of hood without leaving a large hole for contaminants to escape The hood ships with solid plugs and the iris plugs are included with the instruction manual for your convenience Shipped fully assembled to eliminate the need for costly onsite assembly Accessories such as the exhaust transition connections work surfaces airflow monitors and fluorescent light kits are easily installed Accessory Exhaust Connections The Protector Demonstration Hoods feature two exhaust locations One is l
30. ke sure that monitor and power supply are properly installed Allow 10 minutes for the monitor to warm up once power has been connected Determine the low flow set point for your monitor This is the value where the monitor will first indicate a low flow condition The red light will be on for this value Refer to your industrial hygiene officer for the proper low flow set point or consult the table to follow Adjust your hood airflow to the low flow set point as previously determined The exhaust flow can be lowered by adjusting the speed control on the FilterMate or by using an adjustable damper on the exhaust blower Typical alarm conditions are set at face velocities of 10 to 20 feet per minute below the normal operating conditions due to supply air and exhaust air fluctuations as well as room air cross drafts Using a properly calibrated thermoanemometer determine the velocity through the face of the hood by taking a detailed velocity traverse Divide the face area into equal increments One reading per square foot of face area is normally recommended for an accurate traverse Compute the average velocity for this area If the red light alarm is on slowly turn the adjustment screw counterclockwise until the green light is activated If the green light is on slowly turn the adjustment screw clockwise until the red light comes on Slowly turn the adjustment screw back until the red light is activated It is important that these adj
31. le Tracer gas release 4 liters per minute e Rated As Manufactured AM As Installed AI and As Used AU American Society of Heating Refrigerating and Air Conditioning Engineers 1791 Tullie Circle N E Atlanta GA 30329 404 636 8400 www ashrae org ANSI Z9 5 1993 Laboratory Standard Covers entire laboratory ventilation system e Vertical stack discharge a 2000 3000 fpm e New and remodeled hoods shall have a monitoring device e Ductless hoods should only be used with non hazardous materials e Fume hood face velocities between 80 120 American Industrial Hygiene Association 2700 Prosperity Avenue Suite 250 Fairfax VA 22031 703 849 8888 www aiha org SEFA 1 2002 e Fume hood face velocities based on toxicity levels of chemicals Class A 125 to 150 fpm Class B 80 to100 fpm Class C 75 to 80 e Test method face velocity profile and smoke generation Scientific Equipment amp Furniture Association 1028 Duchess Drive McLean VA 22102 703 538 6007 www sefalabs com 45 2002 Fire Protection for Laboratories Using Chemicals Laboratory hoods should not be relied on for explosion protection Exhaust air from fume hoods should not be recirculated Services should be external to the hood Canopy hoods only for non hazardous applications Materials of construction should have flame spread of 25 or less 80 to 120 fpm to prevent escape NFPA 30 2000 Flammable and Combustible Liquids
32. n fifteen 15 days of delivery Unpacking the Hood Carefully remove the shrink wrap or carton on the hood and inspect it for damage that may have occurred in transit If damaged notify the delivery carrier immediately and retain the entire shipment intact for inspection by the carrier DO NOT RETURN GOODS WITHOUT THE PRIOR AUTHORIZATION OF LABCONCO UNAUTHORIZED RETURNS WILL NOT BE ACCEPTED IF ENCLOSURE WAS DAMAGED IN TRANSIT YOU MUST FILE CLAIM DIRECTLY WITH THE FREIGHT CARRIER LABCONCO CORPORATION AND ITS DEALERS ARE NOT RESPONSIBLE FOR SHIPPING DAMAGES Do not discard the packing material until you have checked all of the components and tested the unit We recommend that you do not remove the hood from its shipping container until it is ready to be placed into its final location Move the unit by placing a flat low dolly under the shipping skid or by using a floor jack Do not move the hood by tilting it onto hand truck Installing the Hood Supporting Structure and Work Surface When installing the hood onto chemically resistant work surface or benchtop ensure that the structure can safely support the combined weight of the hood and any related equipment The work surface should be at least as wide as the hood to properly support it The front of the hood should be aligned within 1 8 of the front of the work surface Mounting holes are provided in Labconco accessory work surfaces to secure the
33. nce with IEC 664 53 Appendix C Specifications AVHIVIG ONIMIM 09NO98V1 54 Appendix Specifications AVSDVIO ONIMIM OJNOODEVT 55 56 D REFERENCES Many excellent reference texts and booklets are currently available The following is a brief listing Laboratory Ventilation Standards Federal Register 29 CFR Part 1910 Non mandatory recommendations from Prudent Practices e Fume hoods should have a continuous monitoring device e Face velocities should be between 60 100 linear feet per minute Average 2 5 linear feet of hood space per person Occupational Health and Safety U S Department of Labor 200 Constitution Avenue N W Washington DC 20210 202 523 1452 www osha gov Industrial Ventilation ACGIH Fume hood face velocities between 60 100 Ifpm Maximum of 125 Ifpm for radioisotope hoods Duct velocities of 1000 2000 fpm for vapors gasses and smoke Stack discharge height 1 3 2 0 x building height Well designed fume hood containment loss lt 0 10 ppm Industrial Ventilation Manual of Recommended Practice 24 Edition 2001 American Conference of Governmental Industrial Hygienists 1330 Kemper Meadow drive Cincinnati OH 45240 1634 513 742 2020 www acgih org Appendix D References ASHRAE 110 1995 Method of Testing Performance of Fume Hoods Evaluates fume hood s containment characteristics e Three part test Smoke generation Face velocity profi
34. ndling This limited warranty covers parts and labor but not transportation and insurance charges In the event ofa warranty claim contact Labconco Corporation or the dealer who sold you the product If the cause is determined to be a manufacturing fault the dealer or Labconco Corporation will repair or replace all defective parts to restore the unit to operation Under no circumstances shall Labconco Corporation be liable for indirect consequential or special damages of any kind This statement may be altered by a specific published amendment No individual has authorization to alter the provisions of this warranty policy or its amendments Lamps and filters are not covered by this warranty Damage due to corrosion or accidental breakage is not covered Limitation of Liability The disposal and or emission of substances used in connection with this equipment may be governed by various federal state or local regulations All users of this equipment are required to become familiar with any regulations that apply in the user s area concerning the dumping of waste materials in or upon water land or air and to comply with such regulations Labconco Corporation is held harmless with respect to user s compliance with such regulations Part 43943400 Rev ECO C399 TABLE CONTENTS CHAPTER 1 INTRODUCTION About This Manual Typographical Conventions CHAPTER 2 PREREQUISITES Support Requirements Location and Air Current Requirements
35. ng Check the baffle air slots for obstructions Allow the enclosure to operate unobstructed for I minute Wear a long sleeved lab coat and rubber gloves Use protective eyewear Wear a protective mask if appropriate Consult your Safety Officer for additional personal protective equipment recommendations Loading Materials and Equipment e Only load the materials required for the procedure Do not overload the hood e Do not obstruct the air foil or rear baffle slots e Large objects should not be placed close together and should be elevated above the work surface to permit airflow to sweep under the equipment 24 Chapter 5 Using Your Protector Demonstration Hood Work Techniques e Keep all materials inside the lower air foil and perform all contaminated operations as far to the rear of the work area as possible e Segregate all clean and contaminated materials in the work area e Avoid using techniques or procedures that disrupt the airflow patterns of the hood Final Purging e Upon completion of work the hood should be allowed to operate for two to three minutes undisturbed to purge airborne contaminants from the work area before shutting down the blower Unloading Materials and Equipment e Objects in contact with contaminated material should be surface decontaminated before removal from the hood e All open trays weigh vessels or chemical containers should be covered before being removed from the hood Shutdo
36. ocated on the top of the rear plenum and the other is located on the bottom of the rear plenum The bottom exhaust incorporates a tissue screen to prevent debris from clogging the exhaust blower Exhaust transition connectors are available for either 6 OD outside exhaust or 5 ID hose All exhaust transition connectors are illustrated in Chapters 2 and 3 and accessories listed in Chapter 7 The lower 5 ID hose exhaust connection is used with the mobile cart for connection to the FilterMate Portable Exhauster which rests on the lower shelf Accessory Guardian Airflow Monitor or Guardian Jr Monitor continuously monitors airflow An audio visual alarm alerts the user to low airflow conditions The Guardian 1000 Digital Airflow Monitor also displays a face velocity value provides an RS232 output a night setback mode and several auxiliary relay ports See Chapter 7 for ordering information Accessory Fluorescent Light Kits provide excellent illumination with an auxiliary outlet plug for supplying power to auxiliary equipment such as a balance or printer See Chapter 7 for ordering information 21 22 Chapter 4 High Performance Features and Safety 15 16 17 Accessory Roof Mounted Blower sized to provide adequate airflow to Protector Demonstration Hoods when used with an exhaust damper See Chapters 2 3 and 7 Accessory FilterMate Portable Exhauster provides up to 280 cfm for HEPA or Carbon filtration or up to 22
37. odule and the hood Locate the 9VDC power supply transformer which should already be connected to the back of the alarm module through the strain relief bushing If disconnected then reconnect to the airflow monitor Plug the 9VDC power supply into a 115V duplex receptacle the back of the accessory FilterMate Portable Exhauster or the back of the accessory fluorescent light For 230V plug the power supply into an adapter or add an extension cable for connection to the FilterMate It is recommended that the airflow monitor be connected directly to the FilterMate switched auxiliary outlet so the airflow monitor is powered at the same time Finish the installation by re attaching the top monitor cover with two 78 32 x 38 lg Phillips screws from step 3 29 30 Chapter 6 Maintaining Your Protector Demonstration Hood 48 32 x 50 Self Tapping Phillips Screws Small 0 50 Dia Hole Plug s M ee Large 1 19 Dia IT Hole Plug Figure 6 2 Hole Plug Location amp Mounting Screws Airflow Monitor Rubber Elbow Clear Plastic Tubing Item 2 Tube Stem Item 1 Figure 6 3 Guardian Jr Details Chapter 6 Maintaining Your Protector Demonstration Hood Guardian Jr Calibration Procedure Each Guardian Jr alarm module and hood is unique and needs to be individually calibrated in the field The procedure for the adjustment is as follows l Double check the installation instructions to ma
38. oors 36 w Self Closing Doors 30 w Self Closing Doors 24 w Self Closing Doors 24 ADA 9904000 9904300 24 ADA w Self Closing Doors 18 ADA 9904100 9904400 12 ADA 9904200 9904500 42 Chapter 7 Accessorizing Your Protector Demonstration Hood 9 Mobile Cart 8026000 Provides mobile cart and dished solid epoxy work surface for supporting the Protector Demonstration Hood 10 Hoses Hose Clamps and Hose Kits Provides alternatives for ducting Catalog Description 4868600 8 Feet of 5 ID gray flexible polypropylene hose included with FilterMate General purpose chemical resistant hose suitable in pharmaceutical applications 1921000 5 T Bolt Hose Clamp two included with FilterMate 3927500 8 Feet of 5 ID clear smooth bore static dissipation hose with two hose clamps Suitable in clean rooms or pharmaceutical applications 3927600 8 Feet of 6 ID black thermoplastic hose with two 6 09 ID cuffs Include two 6 hose clamps Suitable for connection to house exhaust in pharmaceutical applications 1921500 6 T Bolt Hose Clamp 43 44 CHAPTER 8 TROUBLESHOOTING Refer to the following table if your Protector Demonstration Hood fails to operate properly Ifthe suggested corrective actions do not solve your problem contact Labconco for additional assistance PROBLEM Contaminants outsid
39. rflow and calibration of airflow monitor Continuous alarm Check the face velocity of the enclosure as the airflow may have changed If face velocity is correct calibrate the airflow monitor as outlined in the User s Manual Monitor alarms air way to airflow monitor sensor is Lightly clean the airway with clean air Be careful not to touch sensitive electrical components blocked by insects dust or debris Audible disable An alarm condition must be will not stay ON continuously present before the audible alarm can be silenced If flow conditions fluctuate near the alarm set point the airflow monitor will automatically reset itself Action should be taken to bring the hood airflow into proper operating parameters or adjust the alarm set point lower 45 46 APPENDIX REPLACEMENT PARTS The following illustrations indicate the replacement parts Appendix A Replacement Parts Item Qty Part Number Description 1 1 3906500 Glass Side Short 1 1 3926500 Glass Side Tall 2 1 3906801 Glass 3 1 3906101 Glass Sash 3 Short 3B 1 3926101 Glass Sash 3 Tall 4 1 3907601 Foil Sash 3 5 2 3 Ft 6913700 Wiper Sash 6 1 3907500 Stop Right Sash 6B 1 3907501 Stop Left Sash TA 1 1927403 Spring Compression Sash Latch 7B 1 3906700 Latch Brack
40. s of 60 80 and 100 fpm Demo Demo Face Exhaust Static Hood Hood Velocity Volume Pressure Loss Width Height Model Description fpm CFM in w g 3 22 75 Demonstration 60 110 04 Hood w 8 sash 80 145 06 opening 100 185 10 3 32 Demonstration 60 140 06 Hood w 10 sash 80 185 10 opening 100 230 157 Proper blower selection can be determined from these exhaust requirements and the total system static pressure loss The enclosure must be connected to either dedicated blower house exhaust system or a dedicated filtered exhauster such as a Labconco FilterMate Portable Exhauster Labconco offers three accessory remote blowers listed in Chapter 7 Electrical Requirements Standard duplex electrical receptacles should be nearby for connecting the Demonstration Hood FilterMate Portable Exhauster an airflow monitor accessory Fluorescent Light or other equipment For your convenience both the accessory FilterMate and accessory fluorescent light kit have auxiliary outlet receptacles 1 required that the airflow monitor be connected directly to the auxiliary switched outlet on the rear of the FilterMate so the airflow monitor 15 ON when the blower is ON The FilterMate auxiliary switched outlet is rated for 8 amps For other blower exhaust systems it is recommended that the airflow monitor be switched by the same circuit as the exhaust blower If this is not possible th
41. t OSHA approved low flow velocities as low as 60 feet per minute The Protector Demonstration Hood has been designed to effectively contain toxic noxious or other harmful materials when properly installed and operated What makes the Protector Demonstration Hood so unique is the revolutionary way it directs air into and through the contaminated air chamber Labconco engineered the hood to minimize the effects of turbulence The containment enhancing and aerodynamic designs of the upper sash foil side air foils lower air foil upper dilution air supply and rear baffle all work in concert to produce airflow patterns that significantly reduce both powder and chemical concentrations through the work area The Protector Demonstration Hood incorporates unique 360 visibility which is useful in laboratory demonstrations and visibility across classrooms 17 Chapter 4 High Performance Features and Safety Figure 4 1 18 Chapter 4 High Performance Features and Safety 1 Aerodynamic Clean Sweep Air Foil has a unique low profile shape that allows air to sweep the work surface for maximum containment The Clean Sweep openings create a constant protective barrier from contaminants In addition should the operator inadvertently block the airflow entering the air foil air continues to pass under the air foil and through the Clean Sweep openings See Figure 4 2 Figure 4 2 i Fi HF i HJ i gt
42. the actual face velocity at the sash opening by taking airflow velocity readings These should be taken across the sash opening of the enclosure in accordance with the Industrial Ventilation Manual See Appendix D The average face velocity is achieved by taking readings in two rows across the enclosure with the readings 6 from the ends and evenly spaced every 12 the first row is 3 down from the upper sash foil and the second row is 3 up from the work surface Labconco recommends an average face velocity at the sash opening of 60 to 100 feet per minute for Protector Demonstration Hoods Refer to Chapter 2 for proper airflow volumes for your particular model Your Protector Demonstration Hood has been tested at the factory per ASHRAE 110 1995 All enclosures achieve an as manufactured rating of less than 0 05 part per million ppm at 4 liters per minute Ipm AM 0 05 Consult Labconco for individual ratings For field use ASHRAE testing contact Labconco for a certified on site contractor NOTE Face velocity profiles and smoke testing should be performed frequently per your organization s quality system to ensure safe performance CHAPTER 4 HiGH PERFORMANCE FEATURES ND SAFETY PRECAUTIONS High Performance Features The patented U S Patent No 6 461 233 Protector Demonstration Hood is designed to meet the needs of a variety of laboratory applications and provide superior containment while conserving energy a
43. uide to Hazardous Chemicals in the Workplace Van Nostrand Reinhold 1987 Schilt Alfred A Perchloric Acid and Perchlorates The G Frederick Smith Chemical Company Columbus OH 1979 Steere Norman CRC Handbook of Laboratory Safety 2 Edition CRC Press 1971 DECLARATION OF CONFORMITY Application Council Directive s 73 23 EEC 89 33 amp EEC Standardis to which conformity is declared EN61010 ENS5022 ENS00E2 Manufacturer s Name Labconco Corporation Manufacturer s Address 8811 Proapect Avenue Kansas City MO 64132 USA Importers Name See Shipping Customs Documents Importer s Address Sec Shipping Customs Documents for your equipment Type of Equipment Laboratory Equipment Protector Demonstration Hois XXI Series X Demonstration Hoods 3945000 Series 3 Mabile Demanserateon Hoods Serial No Various See Individual Declaration Year of Manufacture 2004 and subsequent I the undersigned hereby declare that the equipment specified above conforms to the above Directive s and Standards See individual Declaration of Conformity which will be signed by the importer for your country Signature Full Mame Position tAn individual version of this declaration is included with your shipping custarms documentation Labconco P N 36960 55 REV 59 For more information please contact us E mail sales expotechusa com Website www ExpotechUSA com
44. ustments be done in small increments at intervals about 10 seconds apart to allow for delayed reaction of the alarm itself The alarm low flow set point should now be set and the red light activated Readjust the hood airflow to its normal operating levels The green light should now be activated Calibration is now complete 31 p EE Chapter 6 Maintaining Your Protector Demonstration Hood Enclosure Operating In Alarm Condition Set Flow Speed Point Speed 100 fpm 80 90 fpm 80 fpm 60 70 fpm 60 fpm 40 50 fpm Accessory Light Airflow Monitor Installed Enclosure Figure 6 4 Guardian Jr Installed 32 Chapter 6 Maintaining Your Protector Demonstration Hood Guardian Jr Alarm Activation The audio and visual alarm will activate approximately six seconds after an alarm condition is detected To temporarily mute the audible alarm press and release the test reset button NOTE After an alarm condition has been detected the red light will stay on The audible alarm will remain muted until airflow returns to normal levels Guardian Jr Alarm Test When no alarm is present the alarm can be tested by pressing the test reset button While the button is pressed the alarm light and audible alarm will be activated Guardian Digital 1000 Airflow Monitor Operation The Guardian Digital Airflow Monitor consists of the airflow sensor the alarm and the 15 VDC power supply
45. wn e Turn off the exhaust system and accessory light if provided CHAPTER 6 MAINTAINING YOUR PROTECTOR DEMONSTRATION Hoop Now that you have an understanding of how to work in the hood we will review the suggested maintenance schedule and the common service operations necessary to maintain your hood for peak performance Only trained and experienced certification technicians should perform some of the service operations after the hood has been properly decontaminated DO NOT attempt to perform these operations if you are not properly trained The wrench icon precedes the service operations that require qualified technicians Routine Maintenance Schedule Weekly e Clean the hood interior appropriate for the application Operate the exhaust system noting the airflow velocity through the enclosure using a source of visible smoke Airflow alarms are recommended for constant monitoring 26 Chapter 6 Maintaining Your Protector Demonstration Hood Monthly or more often as required e Determine the actual face velocity through the sash opening of the hood where the average reading should be at the specified velocity Use calibrated thermal anemometer or other approved apparatus Airflow alarms are recommended for constant monitoring e Usinga cloth and glass cleaner clean the exterior surfaces of the hood particularly the front of the hood to remove any accumulated dust e The hood rear baffle should be checked
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