Indi-GASS Manual
Contents
1. Unpack your equipment Visually inspect the outside of your equipment for any damage If there is any damage contact the carrier immediately Generally a carrier must be notified within 24 hours of the delivery to make a hidden damage claim Save the packing material in the event a damage claim must be verified by the carrier Items in the carton include 1 Indi GASS sampling system 1 Heated line seal fitting 1 User s Manual If any of the above parts are missing or damaged call the helpline at 800 337 3762 ext 149 5 Page b PERMA PURE LLG A HALMA COMPANY Caution Statement Thank you for purchasing sample gas conditioning equipment from Perma Pure LLC We want your new sample gas conditioning equipment to operate safely Anyone who installs or uses this equipment should read this publication before installing or operating this equipment To minimize the risk of potential safety problems you should follow all applicable local and national codes that regulate the installation and operation of your equipment These codes vary from area to area and usually change with time It is your responsibility to determine which codes should be followed and to verify the equipment installation and operation is in compliance with the latest revision of these codes At a minimum you should follow all applicable sections of the National Fire Code National Electrical Code and the codes of the National Electrical Manufacturer s Associa2. b PERMA PURE LLG A HALMA COMPANY e Allow the system to heat for about Y hour The filter and dryer will heat to the factory set point temperature The controllers will maintain this temperature as long as power is applied o Check the filter heater temperature top controller Proper operation temperature is 85 10 C o Check the dryer heater temperature by placing a thermocouple at the test location 1 8 hole Proper operation temperature is 95 10 C The Automatic filter drain is controlled by a repeat cycle timer that operates a solenoid valve Two DIP switches are located on the timing device to control drain and cycle times located on backside of control panel Standard factory setting is to drain for 0 1 minute six seconds once every 1 0 1 minutes 1 switch on all others off Drain Time left DIP switch to 102 3 minutes all switches on 1 hour 1 switch on all others off Cycle Time right DIP switch to 1023 hours all switches on hour Filter drain cycle timer e Check the on timer by briefly cycling the system power off then back on This will reset the timer and cause it to restart If the switches are set as Stated above the drain valve will energize for 0 1 minutes followed by one hour off 19 Page OI PERMA PURE LLC A HALMA COMPAN Maintenance Filter Eductor e Refer to the exploded view drawing and parts list below for identification of parts required for
3. Pressure regulator for Drain valve compressed air timer to eductor nozzle Pressure regulator for instrument air purge air inlet Heatless dryer for Instrument air Purge air metering High pressure air line supply to eductor pressure regulator and heatless air drver High pressure Instrument air from heatless dryer Dry sample gas outlet Compressed air Power terminal Electrical inlet block hub MiPage OI PERMA PURE LLC A HALMA COMPANY System Enclosure The system enclosure is constructed of fiberglass It is UL amp C UL listed and certified to NEMA 4 4X standards UL 508 The system is designed to be wall mounted vertically with the filter section at the top Mounting the system in this orientation is required since it allows for the gravity draining of condensate that may collect in the sample gas filter FILTER SYSTEM ENCLOSURE 1 14 COMPRESSION AAA i A FITTING a r RE mm 1 A a CT FILTER J FILTER DRAIN p I a SOLENOID O ot THERMOCOUPLE VALVE i x 3 OPTIONAL 8 1 DIFFERENTIAL 3 PRESSURE i Fa N ER GAUGE FOR gt r Pi CAP A SETUP ONLY PURGE EXHAUST a 1 t HEATER V FILTER DRAIN e i pas pr u 1 4 NPT MALE BS a i x ET Fl A u a 1 AA 3 u a HEATER m EDUCTOR 1 on I 3 EDUCTOR E P PRESSURE es os B EGULAT lt os E u RETER nn TEMPERATURE r vases mr I DRYER a DATES A J THERMOCOUPLE
4. across the outside surface of the tubes The purge gas flow rate is controlled by the pressure regulator orifice tube combination located between the heatless dryer outlet and membrane dryer purge inlet As mentioned above the purge air exhaust is connected to the eductor suction port Because the sample gas is under vacuum and the Nafion membrane tubes are very thin walled they will eventually collapse and block the sample flow if allowed to operate under vacuum for an extended period of time TO block prevent this the purge exhaust pressure is reduced by the eductor to a level that is slightly below sample gas pressure The dry purge air is 3 supplied to the membrane dryer via the heatless PD Nation stream Drying is accomplished by a number of small diameter hollow fiber tubes extruded from a unique polymer called Nafion While essentially a modified Teflon material Nafion retains all of the chemical resistance and inertness of Teflon but has additional properties that allow it to remove water vapor without otherwise altering the gas composition This makes Nafion the ideal material for drying analytical sample gases To ensure the water present in the sample gas remains in the vapor phase the membrane dryer is mounted in a heated aluminum block The temperature is controlled by a simple analog temperature controller that is factory set at 100C As the sample gas flows through the hollow fiber Nafion tubes the water
5. can collapse and fail to perform if the pressure difference is not properly adjusted o Condensate in the filter may not drain if the pressure difference is not properly adjusted e An air flow meter for measuring the exhaust flow from the membrane dryer o The membrane dryer requires a dry air flow to purge the moisture from the dryer after it has been extracted from the sample gas e A temperature meter to measure the filter and dryer heater temperatures 33 Page
6. procedures These procedures represent the MINIMUM requirements to operate the equipment safely It is the ultimate responsibility of the operator to ensure proper safety practices are utilized at the point of operation This equipment is NOT designed to operate in a wet environment Condensate is potentially dangerous NEVER handle drain lines or any other item that may have come in contact with the gas stream or any hazardous material without adequate personal protective equipment ALWAYS assume that any liquid present is hazardous Sample gas is potentially dangerous A leak test is recommended at initial startup and as often as necessary to maintain a safe working environment around the equipment The gas stream exhaust must exit away from all personnel to prevent dangerous exposure NEVER operate the equipment with any part of the enclosure unsecured All operated doors and covers must be in place and secured prior to operation Electrical current may be present behind covers or doors even if tools are not necessary to access these components NEVER attempt service on this equipment without first disconnecting all energy sources Repair of this equipment should only be done by properly trained personnel that are familiar with the potential risks involved with servicing of the equipment NEVER replace fuses with types other then the sample specification of type and current Do not bypass this or any other safety device NEVER operate this
7. 0C sample inlet temperature 25C Ambient Temperature 5 Ipm sample gas flow m 40C Ambient Temperature 10 0 Typical operating range for TE coolers running under optimal conditions of 20C ambient E le a 3 a O o gt b 3 I Yo D O 174 Ly 6 Q a el wn T T T 6 0 8 0 10 0 Sample Gas inlet Humidity H20 by vol Heatless Purge Air Dryer Section e A heatless air dryer is designed into the Indi GASS to provide a supply of dry air to purge the membrane dryer e Oil free compressed air is required and must be connected to the port labeled Compressed Air Inlet Electrical e Voltage 115VAC 10 or 230VAC 10 as specified by customer e Frequency 50 60Hz e Protected from overcurrent by an inline fuse at 2A 1A 26 Page PERMA PURE LLC A HALMA COMPANY Utility Requirements Summary Compressed Air 60 100psig Oil free noncondensing 3 scfm Drain exhaust Drain exhaust location capable of accepting 3 scfm of air with entrained acid mist Electrical 115VAC 10 230VAC 10 50 60Hz 2 1A 27 Page PERMA PURE LLG A HALMA COMPANY APPENDIX B Drawings GM 1024 03 01 Cutsheet Specifications Flow diagram GM 1024 03 01 Assembly GM 1024 04 01 Electrical Diagram Attach drawings here 29lPage b PERMA PURE LLC HALMA COMPAN APPENDIX C Warranty and disclaimers Perma Pure LLC Perma Pure Seller warrants tha
8. 7 HEATER 102783 GROMMET 1 2 ID b PERMA PURE LLC A HALMA COMPANY Nafion Membrane dryer Under normal conditions Perma Pure dryers require no maintenance and can last for years However if there is no pre filter and the tubing becomes clogged with particulate matter or saturated with water the dryer may require repair or replacement Refer to the appendix for PD dryer element replacement DESCRIPTION 1 100268 _ Elbow Fitting Kynar 1 8 Tx1 8 NPT 3 4 oos ELBOMAATXVBNPT KYNAR DRYER SELECTION TABLE GM 1024 02 08 N on 21lPage OI PERMA PURE LLC A HALMA COMPANY Heatless purge air dryer Under normal conditions the heatless purge air dryer requires no maintenance and can last for many years However if the compressed air is being generated by an oil lubricated compressor and there is no oil mist filter upstream of the system the desiccant in the dryer will become coated with oil This will cause an eventual loss in drying performance that may cause the system to fail Because of this the customer supplied oil mist filter must be maintained as per the manufacturer s instructions ax 2 tao o 1 a r 1 N A gt ss LS UT 18 8 18 Er ro e az D A i Y VOLTAGE OPTION TABLE 1 1A 100044 1 2A 100593 GM 1024 02 10 PartNo DESCRIPT
9. ION 100775 MALE ELBOW BRASS 1 8 MPT 102774 SCREW 10 32 X 1 2 L SS FLAT HEAD 100581 PLUG PIPE 1 8 316SS HEX 100268 Elbow Fitting Kynar 1 8 Tx1 8 NPT HD 2000 02 10 SHUTTLE VALVE BRASS 102182 Pipe Nipple 1 8 Kynar 100682 REGULATOR PRESSURE SEE TABLE VALVE SOLENOID 3 WAY SS 120 60 100119 TUBING 30455 25 0D X 035 WALL SEAMLESS 100119 TUBING 304SS 25 0D X 035 WALL SEAMLESS 100119 TUBING 304SS 25 OD X 035 WALL SEAMLESS 100119 TUBING 304SS 25 OD X 035 WALL SEAMLESS 100119 TUBING 304SS 25 OD X 035 WALL SEAMLESS 1 100119 TUBING 304SS 25 0D X 035 WALL SEAMLESS 100413 ADAPTER BRASS 1 4 TX1 8 MPT 100486 CONNECTOR 316SS 1 4 TX1 8 MPT 100590 TEE UNION 1 4 X1 4 BRASS 100779 ELBOW 316SS 1 4 Tx1 8 MPT HD MOUNTING PLATE HD 2000 03 02 HEATLESS DRYER CANISTER ASSEMBLY PERMA PURE LLC A HALMA COMPANY Fuse Replacement The standard fuse is a BUSS type AGC or equivalent Replace with a 2A fuse if the system operates at 115VAC or a 1A fuse if the system operates at 220VAC 23lPage NY PERMA PURE LLC HALMA COMPAN APPENDIX A Specifications and Features Ambient Conditions e 20 C to 40 C ambient temperature 0 95 RH non condensing Enclosure Rating e CUL 4 UL listed and certified to NEMA 4 4X standards UL 508 Outdoor with shed protection suggested to prevent overheating due to direct sunlight Sample Gas Conditioning and Handling e Inlet
10. Indi GASS Module Model GM 1024 Sample Conditioning System featuring Nafion Membrane Drying Technology User Manual PERMA PURE LLG A HALMA COMPAN 8 Executive Drive Toms River NJ 08755 732 244 0010 800 337 3762 fax 732 244 8140 www permapure com info permapure com b PERMA PURE LLG A HALMA COMPAN Table of Contents VINN ae 5 Important safety WarningQS 22susnnnnnn nun nn nun nun nn nenn nun nenn nun 9 Indi GASS System General Description axrurnnnannnnennnnennn 11 System Component Layout Diagram rrsevrvsevresevrrseverseverseverseverseverseverseverseversesersesersesersesersesersesersesenn 11 System Enclosure csccccscsscscssssssscsssscsssscsssscsssscsssscsssscssssssssscsssssesssassssesessssscasssssssassssssseassscassecssesaees 12 Mi 13 Nafion NR A 14 Heatless purge air AN 15 Installation 2susssunnunnnnn nn nn nun nn nn nun nn nun nn nn nun nn nn nn nn nn 16 Mn 16 Plumbing and Electrical Connections nsrvrnsrvrnsevrrsevrnsevrssevrrsevresevreseveesevresereeseveesereesereeseveesereesereeseneenn 16 System CommiISSIOnNIing rrxxrrrnannrennrrnennnnennrnnnrrnnnnnnennne 18 Start up Check Indi GASS commissioning troubleshooting kit req d ooooccccccncnnnnnnnos 18 MENE NE ee 20 Filter Te UN CGO EEE 20 Nafion NR te renvnsnvenevevevenenerersrsesesenenevenenererersrsrsesesevenesesesesesssssesesesenenessne 21 Heatless purge air Uryer c c cccccsssc
11. csssccsseccsscsesseccssescsscsssscecsscscsscessscessseetsseetsscessseatsseansseatseatssestsseatsees 22 APPENDIX AS rare 25 Specifications and Features uanasaansanesnennenennennnnennnnennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnennnnnnnnnnnennneenenn 25 OI PERMA PURE LLC A HALMA COMPAN Utility Requirements Summary ueeesssssssssssssseesnnnnnnnnnnssnnennnnnnnnnnsnnnnnnnnnnnnsnsnssennnnennnnsssssnssssnnnnsssssssnn 27 APPENDIX Diididedutadudadddddadddadddadddedddedutaddtadddadadddadddadadedaaa 29 A REE EE EE EE 29 APPENDIX ee 31 VAN 31 APPENDIX DE sar nas 33 Indi GASS Commissioning troubleshooting Klt occcccccnoononnccnnnnnnnnnononanncnnnnnnnnnnnnnononcnnnnnnnnnnnannnnnss 33 4lPage N PERMA PURE LLC A HALMA COMPAN Unpacking Perma Pure has made every effort to ship you a high quality product that has been thoroughly inspected and tested It has been carefully packed to ensure that it arrives at your facility in good condition Even though every effort has been made to prevent damage during transportation damage can occur by the carrier This is out of Perma Pure s control and is the responsibility of the carrier to ensure that your equipment arrives intact and undamaged Inspect outside packaging If there is any visible damage inform the carrier at the time of delivery This inspection is important Once the package is signed for responsibility for any visible damage then transfers to the consignee
12. equipment if it is visibly damaged or the possibility exists that it may have been damaged The use of components that have not been purchased through an authorized Perma Pure dealer or directly from Perma Pure may compromise the safety of the operator Additionally use of non authorized components may change the operating characteristics of this equipment Any changes to the equipment that modify its operation in any way are dangerous and are strictly prohibited Read the entire operating manual before attempting to set up or operate the equipment Please heed all warning labels that are on the equipment They are there to remind you of possible hazardous conditions Verify the integrity of any mechanical and or electrical connections that are made to the unit Verify that the unit is connected to the proper rated power for the system Verify that the unit is plumbed properly 9 Page b PERMA PURE LLG A HALMA COMPANY Indi GASS System General Description System Component Layout Diagram Sample gas inlet Sample filter Umbilical line sealing Filter heating sleeve Filtered sample gas line to dryer Drain line Membrane dryer from filter to valve purge exhaust line Filter drain to eductor suction Eductor Membrane dryer Drain line Membrane from valve to dryer heating eductor suction Filter temperature Compressed air line to eductor Dryer nozzle temperature Heatless dryer control
13. he others ensures that the protective earth conductor is the last to take the strain if the wires are pulled Brown Connect Line L1 here Green yellow Connect earth ground here Blue Connect neutral or Line L2 here System Commissioning Start up Check Indi GASS commissioning troubleshooting kit req d Check that the electrical compressed air sample gas inlet and outlet and purge exhaust filter drain connections have been made and that the proper voltage pressures etc are present It is helpful but not absolutely necessary to have the Indi GASS commissioning troubleshooting kit available to check some of the parameters in the following start up sequence All operating parameters are set and the system is fully tested at the factory If electrical and compressed air utilities are properly provided these checks should be unnecessary Refer to the appendix for information about this kit and its contents e Turn on compressed air to the system o Check for purge exhaust airflow Air should be exiting the Exhaust Drain port at a flow of about 45 10 Ipm If the airflow is outside this range check for proper compressed air pressure at the inlet to the system Otherwise consult the troubleshooting guide e Turn on power to the system o Check the purge exhaust airflow The purge exhaust airflow will increase by about 30 Ipm If no change in flow occurs check the system supply voltage and the inline fuse 18 Page
14. ine to the 1 4 female NPT inlet port labeled Compressed Air Inlet If the air supply contains oil which is typical of compressed air where the source is an oil lubricated compressor a high quality oil mist vapor filter capable of removing oil mist and aerosols to 99 9 and particles sized down to 0 3um is required Compressed Air Inlet Membrane dryer purge air exhaust filter drain To vent the exhaust to a remote location connect a line to the 1 4 Male NPT fitting labeled Exhaust Drain Port For runs ED under 10 ft Ya pipe is acceptable For runs 10 40 ft 3 8 pipe is recommended and the number of elbows should be kept to a minimum Electrical connections Indi GASS model 1024 is intended to be hard wired via a customer supplied disconnect switch and wire capable of supplying the required current Check local regional electrical codes The external disconnect switch must be installed in close proximity to the equipment within easy reach of the operator and shall be clearly marked as the disconnecting device for the Indi GASS Electrical Hub 17 Page VI PERMA PURE LLC A HALMA COMPAN Connect the AC power wires to the terminal block mounted on the inside bottom of the enclosure near the Y conduit hub inlet Adhere to all electrical code requirements in effect at the installation site Cutting the conductors so that the ground wire is an inch or two longer that t
15. o Temperature range 1 to 150C o Pressure range 5 hg vacuum to 5 psig o Water content max 20 vol 76 C DP o Flow rate max 5 lpm o 1 4 OD tube compression connection e Outlet o Water content max 0 8 vol 4 C DP o 1 4 tube connection e Drying Performance o Performance based on 20 inlet water content 4 C outlet 5 lpm Lower flow rates or water inlet content will yield dryer samples see performance chart in this appendix Filter Eductor Section e Element Inspection and replacement o Located at the top of the system the filter element can be inspected or replaced without disturbing the inlet sample line or opening the system enclosure e Automatic Drain Control o A solenoid valve mounted near the filter is controlled by a factory set and also user adjustable timer e Temperature Control o Factory set digital proportional temperature controller with thermocouple temperature sensor e Purge Drain Vacuum Eductor o Integral to the filter body and consumes 1 5 scfm of compressed air when operated at 60psig Dryer Section e Purge flow controlled by pressure regulator and metering tube e Temperature Control 25lPage OI PERMA PURE LLC A HALMA COMPAN o Factory set digital proportional temperature controller with thermocouple temperature sensor e Sample Gas Drying Performance Indi GASS Drying Performance Operating Conditions 35 Ipm purge air flow ambient temperature 12
16. olenoid valves Eductor air pressure regulator installation location the ambient air may be corrosive and if allowed to enter could cause damage This cycle repeats indefinitely as long as the AC power and air utilities are available Refer to Appendix A for details on compressed air requirement Purge air pressure regulator Desiccant cylinders Compressed air inlet 15 Page HI PERMA PURE LLC A HALMA COMPANY Installation Mounting Place mounting feet on each corner of enclosure Drop mounting screw in from top and tighten into foot Install the Indi GASS system on vertical surface with the filter compartment located at the top Plumbing and Electrical Connections Heated umbilical line entry Heated sample inlet and dry sample outlet Install heated line sealing fitting by threading hub into sleeve while making sure o ring seal is installed on outside of enclosure between sleeve enclosure wall Run the heated sample line through entry seal and into enclosure and connect the sample tubing to compression fitting port labeled Wet Sample Inlet Shrink entry seal tubing around sample heated sample line with heat gun to provide a water tight seal Connect the Indi GASS system to the sample gas analyzers or sample pump via the port labeled Dry Sample Outlet Sample Gas l6lPage Outlet P PERMA PURE LLC A HALMA COMPANY Compressed air supply Connect a 60 100 psig oil free compressed l
17. r properties of the product may be affected by the processing treatment handling and or manufacturing of the product by Buyer or others and Seller takes no responsibility for he nature or consequence of such operations or as to the suitability of the product for the purposes intended to be used by Buyer or others after being subjected to such operations SELLER MAKES NO OTHER WARRANTY EXPRESS OR IMPLIED OF THE PRODUCT SUPPLIED HEREUNDER INCLUDING WITHOUT LIMITATION IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR PARTICULAR PURPOSE AND ALL SUCH WARRANTIES ARE HEREBY EXPRESSLY EXCLUDED SELLER SHALL HAVE NO LIABILITY FOR LOSS OF PROFITS OR SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES UNDER ANY CIRCUMSTANCES OR LEGAL THEORY WHETHER BASED ON NEGLIGENCE BREACH OF WARRANTY STRICT LIABILITY TORT CONTRACT OR OTHERWISE SELLER SHALL IN NO EVENT BE LIABLE IN RESPECT OF THIS ORDER AND OR PRODUCT DELIVERED ON ACCOUNT OF THIS ORDER FOR ANY AMOUNT GREATER THAN THAT PAID TO SELLER ON ACCOUNT OF THIS ORDER 311Page PERMA PURE LLG A HALMA COMPAN APPENDIX D Indi GASS Commissioning troubleshooting kit When commissioning the system or in a situation where troubleshooting is required it is helpful to have this kit It is comprised of three components e A differential pressure gauge for measuring the pressure difference between the sample gas and the membrane dryer purge air This is important for two reasons o The membrane tubes
18. regular maintenance of the filter section of the system The parts highlighted below may require regular replacement o The filter element will require regular monitoring and replacement The time interval for this will need to be determined from experience under the customer s specific operating conditions To check the filter unscrew the cap element holder from the top of the Indi GASS system The element holder nut can then be unscrewed from the cap which will free the element from the holder o The o rings should not require replacement on a regular basis but they should be inspected for signs of wear on small nicks or cuts that could cause leaks whenever the element is inspected o The balance of the parts shown is for repair purposes only 20 Page ITEM NO NMA 2 Uy ED P ag ap d 0 0 j PartNo 102778 DESCRIPTION RETAINING RING 2 EXT SS 100504 BOLT HASTELLOY GS 2040 02 24 NOZZLE SS 102781 100171 100268 100269 100581 GM 1024 02 03 GM 1024 02 04 PIN DOWEL 316SS 3 32 D X 1 4 L CONNECTOR 1 8 NPT X 1 4 T KYNAR ELBOW FITTING KYNAR 1 8 Tx1 8 NPT ELBOW KYNAR 1 4 T X 1 8 MPT PLUG PIPE 1 8 316SS HEX HOUSING FILTER FILTER CAP GM 1024 02 05 SLEEVE FILTER HEATER GM 1024 03 06 NUT FILTER ELEMENT 102782 __NIPPLE PIPE 1 4 MPT X 4 L CPVC THREADED BOTH ENDS 102776 THERMISTOR 10277
19. t product supplied hereunder shall at the time of delivery to Buyer conform to the published specifications of Seller and be free from defects in material and workmanship under normal use and service Seller s sole obligation and liability under this warranty is limited to the repair or replacement at its factory at Seller s option of any such product which proves defective within one year after the date of original shipment from seller s factory or for a normal usable lifetime if the product is a disposable or expendable item and is found to be defective in material or workmanship by Seller s inspection Buyer agrees that 1 any technical advice information suggestions or recommendations given to Buyer by Seller or any representative of Seller with respect to the product or the suitability or desirability of the product for an particular use or application are based solely on the general knowledge of Seller are intended for information guidance only and do not constitute any representation or warranty by Seller that the product shall in fact be suitable or desirable for any particular use or application 2 Buyer takes sole responsibility for the use and applications to which the product is put and Buyer shall conduct all testing and analysis necessary to validate the use and application to which Buyer puts the product for which Buyer may recommend the use or application of the product by others and 3 the characteristics specifications and o
20. than the vacuum inside the filter is required Integral to the filter body and below the filter bowl is n eductor section By passing compressed air through an orifice the Venturi effect generates a vacuum in the eductor An Filter element adjustable regulator controls pressure to the eductor Extraction of the collected liquid from the filter is accomplished in a controlled manner by an adjustable cycle timer that operates a Kynar solenoid valve The valve connects the sump b ker area of the filter to the vacuum of the eductor When open the liquid flows through the valve and back to the eductor section where it combines with the eductor exhaust and exits the system In addition to the drain function of EDUCTOR PRESSURE REGULATOR the eductor the membrane dryer Kynar exhaust also connects to the eductor solenoid valve suction port More information on for periodic this is located in the membrane evacuation of moo dryer description section coalescing filter 13 Page Y PERMA PURE LLC HALMA COMPANY Nafion Membrane dryer Consisting of a PD series membrane dryer and a heated mounting block assembly Its sole purpose is to remove water vapor from the sample gas DRYER HEATER DRYER THERMOCOUPLE MEMBRANE DRYER Nafion material Water vapor is thereby drawn out of the sample gas into the walls of the hollow fiber tubes and evaporates into the dry purge air that sweeps
21. tion NEMA There may be local regulatory or government offices that can also help determine which codes and standards are necessary for safe installation and operation Equipment damage or serious personal injury can result from the failure to follow all applicable codes and standards We do not guarantee the products described in this publication are suitable for your particular application nor do we assume any responsibility for your system design installation or operation This product should not be operated in any manner that is inconsistent with its intended use If you have any questions concerning the installation or operation of this equipment or you need additional information please call us at 1 800 337 3762 This publication is based on information that was available at the time it was printed At Perma Pure we constantly strive to improve our products and services so we reserve the right to make changes to the products and or publications at any time without notice and without any obligation This publication may also discuss features that may not be available in certain revisions of the product Copyright 1996 2012 Perma Pure LLC All Rights Reserved Trademarks Nafion Viton and Teflon are registered trademarks of El DuPont de Nemours Kynar is a registered trademark of Arkema Inc 71 Page N PERMA PURE LLC HALMA COMPANY Im ortant safety warnings Please be sure to review the following basic safety
22. u FM 4 MEMBRANE DRYER n j u u Cae ES A TEMPERATURE p eg B CONTROLLER HE a COOL ZONE J u SS ORIFICE TUBE gt u lt PURGE MEMBRANE E E PRESSURE DRYER REGULATOR u u Q a Um mo AAA oo HEATLESS DRYER COMPRESSED AIR INLET EXHAUST AIR VENT SAMPLE OUTLET 60 100 PSIG 1 8 FEMALE NPT 1 4 COMPRESSION 1 4 FEMALE NPT NO EXTERNAL CONNECTION FITTING 12 Page PERMA PURE LLG A HALMA PANY Filter Eductor Consisting of parts machined from solid Kynar PVDF fluoro polymer the filter body is designed to hold a standard size coalescing filter element for COALESCING the purpose of removing particulate matter and high boiling point liquids like sulfuric acid To 1 COMPRESSION SYS prevent water from condensing in the filter and sit FE ae a causing the possible loss of water soluble analyte lt re 7 gases the filter is surrounded by a heated F aluminum sleeve The temperature is controlled SOLENOID 4 by a simple analog temperature controller that is OPTIONAL factory set at 80C The particulate matter is removed by collection on the filter element and PURGE EXHAUST any liquids are removed by first coalescing on EE u FNPTMALE N the filter element and then collecting at the bottom of the filter bowl Since the Indi GASS system is typically located upstream of the sample pump the sample gas in the system is under slight vacuum In order to remove the liquid a vacuum higher
23. vapor contained in the Sample gas reacts chemically with the surface of the Heating mounting dryer subassembly described below dryer 14 Page b PERMA PURE LLC A HALMA COMPANY Heatless purge air dryer Consisting of twin desiccant columns solenoid valves and electronic timing controls the heatless purge air dryer is a point of use self regenerating compressed air dryer It l I ia 2 fot T ORIFICE TUBE is located in the lower A Ali part of the enclosure NY PRESSURE and provides dry purge REGULATOR air to the Nafion Y membrane sample gas sca a E ES dryer The heatless dryer operates on the HEATLESS DRYER pressure swing COMPRESSED AIR INLET EXHAUST AIR VENT adsorption principle 60 100 PSIG 1 18 FEMALE NPT a ind 1 4 FEMALE NPT NO EXTERNAL CONNECTION where one cylinder acts to dry the air under pressure while the second is regenerated with a small portion of the dry air supplied from the first cylinder On a fixed time cycle the valves switch the drying function to the second cylinder and the first cylinder is regenerated by a small portion of the air dried in the second cylinder A burst of air can be PY GNP heard on a 30 second cycle x when the valves switch This is normal Venting this air directly into the enclosure creates a small positive pressure which will prevent the entry of ambient air into the enclosure ri Depending on the system s Pr SO S
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