Labconco 3940200 - Manuals

4 Chapter 1: Introduction Appendix C: Specifications contains the electrical requirements for filtered enclosures. Wiring diagrams are also included. Appendix D: Quick Chart provides an airflow table and test data for the filtered enclosures. Appendix E: References lists the various resources availa...

6 Chapter 2: Prerequisites Support, Vibration and Movement Requirements At a minimum, the supporting structure usually consists of a base cabinet and chemical-resistant work surface. The ability for analytical balances to accommodate vibration varies with type and brand. More advanced balances have ...

8 Chapter 2: Prerequisites The ability of a material to become polarized is a property known as permittivity . On highly insulative materials like acrylic, ions or charged molecules are strongly bound to the surface by polarization forces. The higher the force, the higher is the permittivity value o...

9 Chapter 2: Prerequisites The HEPA-filtered exhaust air can be recirculated into the laboratory or exhausted outside with the addition of the exhaust connection kit and remote blower listed in Chapter 7. The XPert Filtered Balance Station does not include the motorized impeller and must be exhauste...

10 Chapter 2: Prerequisites Proper blower selection can be determined from these exhaust requirements and the total system static pressure loss. For outside exhaust, the enclosure must be connected to either a dedicated blower or a house exhaust system. Labconco offers accessory remote blowers liste...

12 Chapter 3: Getting Started Unpacking the Enclosure Carefully remove the shrink-wrap or carton on the enclosure 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 N...

13 Chapter 3: Getting Started 0.36" of the front of the work surface. Mounting holes are provided in the Labconco accessory work surfaces to secure the enclosure. Work Surface Specifications The work surface should be smooth, rigid, and durable, such as a chemical-resistant epoxy resin. The surf...

14 Chapter 3: Getting Started Figure 3-1 Filtered Enclosure Installation

17 Chapter 3: Getting Started Figure 3-3 Exhaust Duct Connection Kit shown installed on XPert Filtered Balance System (Optional) Kit #3924400 (2'), 3924401 (3'), and 3924402 (4')

18 Chapter 3: Getting Started Installation of HEPA Filters and Accessory Odor Control Carbon Filters HEPA Filters HEPA filters are shipped installed with the gasket on the downstream side. The HEPA filters are leak checked at Labconco. A second leak check is recommended before using the enclosure an...

19 Chapter 3: Getting Started Filter Type Appropriate Use HEPA 2' 3707900 3' 3707901 4' 3707902 HEPA filters are high-efficiency particulate air filters having a particulate removable efficiency of 99.99% for particles with a diameter of 0.3 micron. Organic Vapor Activated Carbon 2' 3937200 3' 39373...

20 Chapter 3: Getting Started The maximum circuit load for the electrical relay is 6 amps. Only the remote blower wiring is connected inside the electrical junction box. The lights and airflow monitor are powered from a standard duplex electrical receptacle located nearby for connecting the power co...

21 Chapter 3: Getting Started 230V Models The same procedure applies for the 230V except it is shipped without a plug. Install the appropriate plug for your electrical specifications per local codes. Set the Face Velocity with the Speed Control Adjustment For XPert Filtered Balance Systems, adjustme...

24 Chapter 4: High Performance Features and Safety These concentrations of materials are predominantly removed on the “first pass” of airflow through the chamber resulting in high performance containment. The plenum and the HEPA filter are jacketed by negative pressure. Should a leak occur in the fi...

26 Chapter 4: High Performance Features and Safety Figure 4-2 HEPA Filtered Enclosure Airflow Diagram

27 Chapter 4: High Performance Features and Safety 1. Aerodynamic Clean-Sweep™ Air Foil has a unique shape that allows air to sweep the work surface for maximum containment. The Clean-Sweep™ openings create a constant protective barrier from contaminants. Should the operator inadvertently block the ...

31 Chapter 4: High Performance Features and Safety Safety Precautions 1. Although the enclosure has been engineered to maintain optimum operator safety, caution should always be used while working. Prior to using the enclosure, check to make sure that the exhaust blower is operating and that air is ...

34 Chapter 4: High Performance Features and Safety 29. Use the smallest possible quantity of chemical(s) within the enclosure and never exceed the amount, which can be effectively adsorbed by the Odor Control carbon filter before breakthrough. 30. For weighing procedures, adjust face velocity betwee...

35 C C H H A A P P T T E E R R 5 5 A A P P P P R R O O P P R R I I A A T T E E A A P P P P L L I I C C A A T T I I O O N N S S F F O O R R Y Y O O U U R R F F I I L L T T E E R R E E D D E E N N C C L L O O S S U U R R E E Now that the installation of your filtered enclosure is completed, you are re...

36 Chapter 5: Using Your Filtered Enclosure and Appropriate Application • Arrange for minimal disruptions, such as room traffic or entry into the room while the enclosure is in use. Start-up • Turn on exhaust system and accessory light. • Only raise the sash for loading and cleaning. • Check the baf...

37 Chapter 5: Using Your Filtered Enclosure and Appropriate Application Shutdown • Turn off the exhaust system and light. Suitable Applications NIOSH (National Institute for Occupational Safety and Health, USA) has established guidelines for chemical cartridge and HEPA filtered respirators. Suitable...

38 Chapter 5: Using Your Filtered Enclosure and Appropriate Application • The HEPA filter will gradually accumulate airborne particulate matter from the room and from work performed in the enclosure. The rate of accumulation will depend upon the cleanliness of the room air, the amount of time the en...

39 Chapter 5: Using Your Filtered Enclosure and Appropriate Application PRODUCT. IT IS THE USER’S RESPONSIBILITY TO BECOME AWARE OF LOCAL REGULATIONS GOVERNING THE SAFE USE AND DISPOSAL OF CHEMICALS, CARBON AND HEPA FILTERS. KNOWLEDGE OF ESTABLISHED SAFE EXPOSURE LEVELS IS IMPERATIVE TO THE PROPER U...

41 Chapter 5: Using Your Filtered Enclosure and Appropriate Application user continues to operate the enclosure with any of the following conditions present a potentially hazardous condition will exist: 1. The inlet concentration of vapors is greater than the TWA. 2. The carbon filter becomes satura...

43 C C H H A A P P T T E E R R 6 6 M M A A I I N N T T A A I I N N I I N N G G Y Y O O U U R R F F I I L L T T E E R R E E D D E E N N C C L L O O S S U U R R E E Monitoring airflow and changing the filters is the primary maintenance required. Decontamination may be required and is reviewed in Chapt...

44 Chapter 6: Maintaining Your Filtered Enclosure Routine Maintenance Schedule Weekly • Wipe down the interior surfaces of the enclosure with a disinfectant or cleaner, depending upon the usage of the unit and allow to dry. • Using a damp cloth, clean the exterior surfaces of the enclosure, particul...

45 Chapter 6: Maintaining Your Filtered Enclosure Annually • Replace the fluorescent lamps. • Have the enclosure validated by a qualified certification technician. See Certification and Recertification in Chapter 6 . • All monthly activities. Decontamination When used in conjunction with biohazards,...

47 Chapter 6: Maintaining Your Filtered Enclosure 9. Carefully fold and roll the new bag in four-inch pleats and push the bag into the access port. Reinstall the retaining strap and bungee cords. Turn the enclosure ON to draw a vacuum on the bag. Reinstall the front panel. Figure 6-1 Bag-In-Bag-Out ...

48 Chapter 6: Maintaining Your Filtered Enclosure Apparatus 1. An aerosol photometer ATI model 2D, 2E, 2G or equivalent . Air Techniques Hamilton Associates inc. 11403 Cron Ridge Dr. Owings Mills, MD 21117 2. One aerosol generator of the Laskin nozzle(s) type . An aerosol of mineral oil or suitable ...

50 Chapter 6: Maintaining Your Filtered Enclosure Calibrate and Operate the Airflow Monitors Guardian Airflow Monitor (LED Monitor) Refer to Figure 6-2 for operation and calibration. Labconco Airflow Monitor / Airflow Switch Operation The Guardian Airflow Monitor (LED) consists of a circuit board an...

51 Chapter 6: Maintaining Your Filtered Enclosure • External Alarm allows an external signal to sound the alarm, such as a sash open switch, or a “fail” signal from the building airflow system. • Alarm Disable allows an external signal to prevent a “low” airflow alarm from occurring. • Night Setback...

52 Chapter 6: Maintaining Your Filtered Enclosure Figure 6-2 Guardian Airflow Monitor (LED) with Airflow Switch Guardian Digital 1000 Airflow Monitor Refer to Figure 6-3 for operation and calibration. Refer to the separate Labconco 1000 Alarm Manual for detailed information. Option

53 Chapter 6: Maintaining Your Filtered Enclosure Operation The Guardian Digital Airflow Monitor consists of the airflow sensor, the Alarm Unit, and the 15 VDC power supply. For 115V operation the alarm unit is powered by plugging the power supply into the factory-prepared digital airflow monitor so...

54 Chapter 6: Maintaining Your Filtered Enclosure To start the calibration, use the Labconco 1000 Manual and enter the “CALIBRATIION” mode on the display. Follow the instructions on the display and alter the low and high exhaust volumes with the speed control. The following suggested inflow face vel...

55 Chapter 6: Maintaining Your Filtered Enclosure Figure 6-3 Guardian Digital 1000 Airflow Monitor

56 Chapter 6: Maintaining Your Filtered Enclosure Determination of When to Replace Odor Control Carbon Filters and How to Replace The carbon filters MUST be replaced when any one of the following two conditions are met: 1. The filtered enclosure outlet (exhaust) concentration approaches the inlet co...

57 Chapter 6: Maintaining Your Filtered Enclosure syringe represents a 100-ml sample and corresponds to the number of strokes necessary to give the indicated color changes. Due to the wide variety of organics and varying TWA’s, it is recommended that specific detector tubes be purchased directly fro...

58 Chapter 6: Maintaining Your Filtered Enclosure 3. Re-install the new carbon filter with the gasket down. Replace the upper diffuser screen, clips and two screws. 4. The weight of the carbon filter with the gasket down will compress the gasket. Calculating Odor Control Carbon Filter Life Labconco ...

59 Chapter 6: Maintaining Your Filtered Enclosure Formaldehyde only For formaldehyde, use 10% of the impregnated carbon weight. Formalin is 37% formaldehyde by weight. The density of formalin is 1.08 g/ml. Model Size Filter Size Pounds of Formasorb Carbon Adsorbed weight of Formaldehyde Adsorption V...

60 Chapter 6: Maintaining Your Filtered Enclosure • Measure of Line Voltage and Current • Smoke Test to determine proper airflow patterns • Lighting Intensity Test (when appropriate) • Noise Level Test (when appropriate) • Vibration Test (when appropriate) Fluorescent Light Replacement 1. Disconnect...

61 Chapter 6: Maintaining Your Filtered Enclosure 6. Reassemble the new motorized impeller by reversing the assembly steps. Figure 6-4 Motorized Impeller Replacement

62 Chapter 6: Maintaining Your Filtered Enclosure Speed Control Replacement 1. Remove the bracket that the speed control is attached to. See Figures 6-1, 6-2 and 6-3. 2. Remove the two screws holding the speed control using a Phillips screwdriver. Refer to Appendix A for Replacement Parts Diagram. 3...

64 Chapter 7: Accessorizing and Modifying your Filtered Enclosure 2. Guardian™ 1000 Digital Airflow Monitor or Guardian™ LED Airflow Monitor The Guardian Digital 1000 Airflow Monitor or Guardian LED Airflow Monitor allows you to continuously monitor airflow through the enclosure. Either monitor is u...

65 Chapter 7: Accessorizing and Modifying your Filtered Enclosure Order the following: Part Description 3924400 2' Exhaust Transition Kit 3924401 3' Exhaust Transition Kit 3924402 4' Exhaust Transition Kit 4. Remote Blowers Has a 1/4 hp direct drive motor and corrosion-resistant epoxy-coated steel h...

66 Chapter 7: Accessorizing and Modifying your Filtered Enclosure 5. Exhaust Dampers Exhaust dampers allow adjustments required to maintain proper airflow for roof-mounted blowers or house exhaust systems. This would primarily be useful only for the XPert Filtered Balance Station, which does not hav...

67 Chapter 7: Accessorizing and Modifying your Filtered Enclosure 7. Storage Cabinets 8. Utility Shelf Kit Labconco offers a utility shelf kit part number 3925000 consisting of three shelves to hold items inside the enclosure. One shelf may be used for the printer, one shelf for spatulas and weigh b...

70 Chapter 8: Troubleshooting PROBLEM CAUSE CORRECTIVE ACTION Blower won’t operate. Unit not plugged into outlet. Plug the enclosure into appropriate electrical service. Circuit breaker(s) or Ground Fault Interrupter. Reset circuit breaker. Blower wiring is disconnected. Inspect blower wiring. Blowe...

71 Chapter 8: Troubleshooting PROBLEM CAUSE CORRECTIVE ACTION Airflow Monitor Malfunction (Continued) Wrong alarm set point. Airflow monitor was not properly adjusted. Repeat calibration steps outlined in this manual in Chapter 6 or in the supplied Digital 1000 Monitor Manual. Constant audible alarm...

72 Chapter 8: Troubleshooting Service Operating Record Log Customer Name Model Number Date Installed Serial Number Unit Location Date Comments

74 Appendix A: Replacement Parts Item Qty. Part Number Description 1 1 3911000 Glass, Side 2A 1 3911900 Glass, Sash 2' 2B 1 3911901 Glass, Sash 3' 2C 1 3911902 Glass, Sash 4' 3A 1 3911800 Sash Assembly, 2' 3B 1 3911801 Sash Assembly, 3' 3C 1 3911802 Sash Assembly, 4' 4A 1 3905600 Lower Air Foil, 2' ...

75 Appendix A: Replacement Parts Item Qty. Part Number Description 17A 1 3918500 Wiring Harness Main, 115V 17B 1 3918600 Wiring Harness Main, 230V 18A 1 3811500 Guardian Airflow Monitor Printed Circuit Board 18B 2 1885405 Screw Mach #6-32 x .31 PH Phil. S.S. 19 1 3926800 Label, Front XPert 20A 1 391...

76 Appendix A: Replacement Parts Item Qty. Part Number Description 30B 2 1893708 Screw, #10 x .50 PH Phil. Thd. Forming 31A 2 1881196 Capscrew, 3/8 –16 x 6.0 Lg. Hx. Hd. 31B 2 1924403 Sealing Washer 3/8 32A 1 3707900 HEPA Filter (2') 18 x 18 x 3.32 w/ Gasket 32B 1 3707901 HEPA Filter (3') 30 x 18 x ...

77 Appendix A: Replacement Parts Use for XPert System and XPert Station 32 35 31 33 Placed on ledge above HEPA filter 7 23 34 24 25 26 28 29 30 36 16 9 11 1 10 6 2 3 4 5 12 20 14 13 40 19 18 22 17 21 8

78 Appendix A: Replacement Parts Use for XPert System, XPert Station, Digital Monitor and Bag 37 38 37 8 37 39 Needs to be sealed on XPert Station 37 19 Ships uninstalled as shown 20 18 23 32 42 Location only Not shown 41, Location only Not shown

80 Appendix B: Dimensions and Exhaust Options Figure B-1 XPert Filtered Balance System

81 Appendix B: Dimensions and Exhaust Options Figure B-2 XPert Filtered Balance Station

82 Appendix B: Dimensions and Exhaust Options Figure B-3 Exhaust Duct connection Kit (Optional Installation on Integral Blower Models such as the XPert Filtered Balance System)

83 A A P P P P E E N N D D I I X X C C F F I I L L T T E E R R E E D D E E N N C C L L O O S S U U R R E E S S P P E E C C I I F F I I C C A A T T I I O O N N S S This Appendix contains technical information about all the XPert Filtered Enclosures including electrical specifications, environmental o...

84 Appendix C: Filtered Enclosure Specifications • 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 accordance with IEC 664.

89 A A P P P P E E N N D D I I X X D D Q Q U U I I C C K K C C H H A A R R T T F F O O R R T T H H E E F F I I L L T T E E R R E E D D E E N N C C L L O O S S U U R R E E S S *excludes XPert Filtered Balance Station, since it has no integral blower. To determine the actual face velocity at the sash ...

90 A A P P P P E E N N D D I I X X E E R R E E F F E E R R E E N N C C E E S S O O N N V V E E N N T T I I L L A A T T I I O O N N , , S S A A F F E E T T Y Y , , O O C C C C U U P P A A T T I I O O N N A A L L H H A A Z Z A A R R D D S S , , B B I I O O S S A A F F E E T T Y Y A A N N D D D D E E C...

91 Appendix E: References 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 lfpm • Maximum of 125 lfpm for radioisotope hoods • Duct velocities ...