Sensidyne AP-20S Gas Pump Kit User Manual
Contents
1. Cylinder Handle e Replacing The Rubber Tube Connector If the rubber tube connector appears cracked or deteriorated remove the connector holder and replace it with new one Rubber Tube Holder Rubber Tube Connector Gas Detection Pump 8 Doc No 360 0027 01 OPERATING PROCEDURE O READ THESE NOTES PRIOR TO USING PUMP O e The operating procedure varies from one detector tube to another Before proceeding read carefully the individual instruction sheets provided in each box e Some detector tubes require temperature and or humidity correction using tables provided in the instruction sheets Be sure that the tube temperature has reached equilibrium with the sample area before drawing the sample e When using detector tubes at pressure other than normal atmospheric pressure correction of the reading is necessary Refer to the section MEASUREMENT AND OPTIONS UNDER SPECIAL CONDITIONS e To read the tube scale directly it is necessary that the pressure of the sample gas is equal to that of the pump eWhen sampling high pressure systems first collect the sample in a gas sampling bag non adsorbent material then use the pump to draw the sample from the bag e Taking a Measurement note O Always perform a leak check on the pump page 7 before taking a sample Cut both ends of the detector tube Insert the tip of a fresh gas detector tube into the tip cutter Score the tip by rotati2. 10 Doc No 360 0027 01 Reading The Gas Concentration For direct reading tubes read the gas concentration from the printed scale at the maximum end of the stain Two special cases are described below Faint Discoloration and a Slanted Stain e Faint Discoloration Feathering For a faintly discolored feathered stain read the gas concentration at the maximum end of the stain Discolored Layer N for q LIO Use This Reading e Slanted Stain For a slanted stain read the gas concentration at the middle of the slanted layer Discolored Layer B N or q LO Use This Reading e Using A Conversion Chart Align the zero end of the detecting reagent inlet side of the tube with the O O line on the concentration chart Align the other end of the same layer exit side or pump side of the tube with the X X line respectively Read the gas concentration at the maximum end of the stain against the scale on the card If the end is slanted read at the middle point of the slanted stain WRONG RIGHT i i End Plug X L100 Glass Analyzer em Layer xA ae ee 70 End of Stain A See ee el pe Reading ne 160 of 62 ppm ea 60 of 50 25 25 10 10 O Stained Analyzer M Layer a U i End Plug 2003 Sensidyne Inc 11 TEMPERATURE CORRECTION The temperature of concern i
3. Dini DIA IGE Model AP 20S Gas Detection Pump Instruction Manual Made in Japan for Sensidyne by Komyo Rikagaku Kogyo K K Sensidyne Document No 360 0027 01 Revision A Table of Contents FORO WONG A EE E E E 3 o For Safe and Correct Use ccesecseesessseseseeeseeeeaes 3 COUMONG i a a A AAA 3 NOUS ee eee 4 AP 20S Pump Accessories cscccsscssssteessesseeeesenenssnensseenens 5 AP 20S Pump Components s sssesseessuennunnnnnnnunnnnnnnnnnnnnnnnnnnnnnn 5 Detector Tube Components sss ssssssssssunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 6 Performing the Leak Test cccccssccssceesseeesseesseesseesseeeees 7 IVIAIILC TIAN GS dine 8 o Lubricating the PUMP ccccccsesssessssessseeeeseeeeees 8 e Replacing the Rubber Tube Connector cesce 8 Operating Procedure csccssessserscrssseesserseerssseesserseetssseess 9 Reading the Gas Concentration cscssssseseessesseeseess 11 e Faint Discoloration Feathering c e 11 SIAMIEG Sdi iren n a 11 e Using a Conversion Chart esseen 11 Temperature Correction c ccssscssssessssessssessssessseesseneeseners 12 Using a Correction Table cccceccssesseesseesseeeeeees 12 e Using a Correction Coefficient cccceceseseseeeeeees 12 Measurement Under Special Conditions cc cseseseees 13 Remote Measurement 13 e High Temperature Gas Measurement 0 000 13 e High Concentration Gas Measu
4. Temp C 0 1 2 3 4 0 1 68 1 23 0 87 10 20 30 0 62 12 Doc No 360 0027 01 Measurement under Special conditions e Remote Measurement A rubber extension hose shown below is used for remote detection of potentially harmful gases prior to entering a confined space such as a manhole or tank The extension hose is placed between the de tector tube and the pump to eliminate the need for purging The rub ber extension hose is available in lengths of 5 or 10 meters RUBBER DETECTOR EXTENSION HOSE GAS DETECTION TUBE PUMP Fi Detector Extension Tube Sampling Rod Gas Detection Pump e High Temperature Gas Measurement The allowable temperature range for detector tubes is generally 0 to 40 C When measuring gases at temperatures outside of 0 to 40 C collect a volume of gas into a container transport it to a moderate area i e indoors and allow it to equilibrate Then draw the sample from the container Care must be taken to choose a container of a material that is compatible with the target gas e g A glass syringe of 100cc or 200cc or a Tedlar bag of 1 to 2 liters is a suitable con tainer When flue gas or other high temperature gas is sampled use the Hot Air Probe E T E rai 2003 Sensidyne Inc 13 Measurement under Special conditions e High Concentration Gas Measurement High concentration gas ex ceeding the measuring range of the
5. is a vacuum pump only and it cannot be used for specialized detector tubes that require sample entry by pressure Oxygen Hydrogen Propane etc DISPOSAL OF DETECTOR TUBES A detector tube contains a chemical reagent which reacts with the target gas The chemical reagents used vary among different types of detector tubes and may include substances regulated by laws for proper disposal When discarding used detector tubes dispose of them in accordance with local disposal regulations For further information contact your local distributor or the manufacturer s head office or branches Doc No 360 0027 01 AP 20S Pump Accessories Gas Detection Pump Hand Strap Grease 10g 55 LAA m Rubber Tube Connectors 3 pcs Carrying Case Instruction Manual AP 20S Pump Components Cylinder RER ead case Flow IF Indicator Rubber Tube Connector inside Connector IRI Holder 2003 Sensidyne Inc DETECTOR TUBE COMPONENTS Dual Tube Single Stage Tube Sample Sample Gas Gas Flow Direction Pre Treat Tube Rubber Tube Connector Flow Flow Direction Direction Detector Tube Sample Volume J Sample Volume Pump Doc No 360 0027 01 Performing The Leak Test note O A leaking aspirating pump may cause lower readings or no response at all Always perform a leak check before usi
6. BA Analysis Kit PN 7015406 al lows anyone to simply quickly and quantitatively measure the qual ity of their compressed breathing air Easy to use the CBA Kit is an accurate and precise method for detecting carbon monoxide PN 600SP carbon dioxide PN 601SP oil mist PN 602SP oxy gen PN 604SP and water vapor PN 6003SP specific tubes not included The CBA Kit measures all four of the common contami nants in breathing air plus oxygen deficiency Tube Tip Breaker Cutter The Tube Tip Breaker Cutter PN 7013601 is a convenient container for cutting and breaking detector tubes 2003 Sensidyne Inc 15 Proudly Distributed By ISO 9001 sira Certification Service Certificate No 970084 Gl Tm Tae Dm oan lay DEV DIELS Y IVE The Standard for Professionals 16333 Bay Vista Drive Clearwater Florida 33760 USA 800 451 9444 e 727 530 3602 Fax 727 539 0550 www sensidyne com info sensidyne com
7. detector tube may be sampled as follows Collect a volume of sample gas into a glass syringe and dilute with fresh air See photograph The tube reading is then mul tiplied by the ratio of dilution to determine the actual con centration Example Draw 50cc of sample gas into a 100cc syringe Complete the syringe draw with fresh air Take a reading and multiply by 2 e Atmospheres With Non ambient Pressure If 100cc of gas is collected at a pressure that is two times atmospheric pressure it is equivalent to 200cc of gas col lected at normal atmospheric pressure When measuring at pressures other than normal atmospheric pressure a pres sure correction is required A true concentration can be obtained by the following equa tion However if the tube s concentration scale is nonlinear a correction error is produced Therefore it is recommended to collect the sample in a gas sampling bag then measure it at normal atmospheric pressure for more accurate readings When collecting gas in a high pressure atmosphere please note that the bag can be ruptured by the expansion of the sample gas Corrected value Reading value on detector tube x 760 mmHg Atmospheric pressure in the measuring place mmHg 14 Doc No 360 0027 01 Options amp accessories Hazardous Material Detection Kit The Hazmat Ill Kit PN 7013627 is a portable hazardous material detection kit that is lightweight rugged and capable of on the spot det
8. ection of numerous airborne contaminants The kit utilizes a unique two step approach and a special color chart to determine nearly 70 compounds in as little as 2 3 minutes The kit requires no electrical power or user calibration and comes with a hard shell corrosion resistant polyethylene case One Hand Adapter The one hand adapter for the Sensidyne Model AP 20S Pump is ideal for one hand sampling from a ladder or into hard to reach places With the adapter installed and a tube inserted the pump handle can be drawn and locked without actually taking a sample The pump can then be extended into the sampling area and activated with one hand Extension Hose An extension hose of either 5 meters PN 830 1001 01 or 10 meters PN 830 1002 01 in length is available for use in confined space entry as well as a rigid telescoping extension probe with up to 10 working feet of length PN 830 1003 01 The design of the tube holder at the free end of the hose permits a gas tight fitting Since the detector tube is located at the sampling end of the hose there is no need to allow for the volume of air in the hose line Hot Probe The Hot Probe PN 7013602 allows sampling of gases at elevated temperatures up to 250 C 482 F for applications such as auto exhaust or stack emissions testing The Hot Probe rapidly cools the gas before it enters the detector tube Compressed Breathing Air Analysis Kit The Compressed Breathing Air C
9. ft e Broken glass tube tips can fall from the tip cutter or storage area when using the pump To prevent glass contamination in restricted area e g food processing plants use the optional Deluxe Tip Cutter PN 7013601 e Normal use of detector tubes requires the handling of broken glass tubes Safety glasses and protective gloves are recommended e Avoid skin and eye contact with the internal chemical reagents e f the reagent is completely discolored i e the detector tube is over ranged after measuring a high concentration toxic gas e g a process measurement the possibility exists for harmful gas residue inside the cylinder This gas will exhaust from the back of the cylinder when the handle is pulled out for the next pump stroke Whenever the tube has fully discolored purge the air inside the cylinder by pulling and pushing the handle several times in a well ventilated area 2003 Sensidyne Inc 3 CY nots O lf the proper detector tube for a particular application is not chosen correct readings cannot be obtained Choose detector tubes carefully using the tube selection guide and pay strict attention to chemical names and measuring ranges When gases other than the target gas are also suspected refer to the tube instructions for a list of known interfering compounds and their relative affect on the reading Consult the tube selection guide or handbook for tubes that can monitor those gases A detector t
10. ng the tube one revolution Pull the tube toward you at an angle to break the tip Repeat this for the tip at the other end of the tube The glass tip can be disposed by removing the tip cutter cap 2003 Sensidyne Inc 9 OPERATING PROCEDURE Insert detector tube Insert the gas detector tube into the rubber tube connector in the pump Make sure the tube s arrow is pointing toward the pump Pull the handle Align the two red marks on the pump and shaft handle Pull the pump handle to its full 100cc locking position for a full stroke or to the 50cc locking position for a half stroke Draw the sample gas Take a sample for the specified time at the desired sampling point as shown in the tube instructions The sample is complete when the flow finish indicator appears Return the handle When the sample is complete turn the handle 1 4 turn 90 to unlock the handle Confirm that the handle remains extended If the handle returns part way the Sample is incomplete causing a low reading If the detector tube requires more than one stroke push back the handle and repeat the operation as many times as required O Read the concentration After the prescribed sample volume has been drawn remove the tube from the pump Read the concentration and perform any temperature corrections as described on page 12 and in the tube instructions
11. ng the pump Insert a sealed unbroken detector tube into the rubber tube connector Align the red lines on the pump and shaft handle and pull the handle to z full stroke locked position Wait one minute Unlock the handle by turning it 1 4 turn 90 Hold the cylinder and handle securely while allowing the handle to slowly return to its initial position The pump passes the leak test If the handle returns completely to its Original position If the red line on the pump shaft is visible the pump has failed A caution A When the lock is released under full vacuum the handle tends to snap back quickly lf the pump fails the leak test the following are possible causes A A loose inlet connector holder B Cracks and deterioration of the rubber tube connector C Deterioration of the grease To correct a leaking pump consult the MAINTENANCE section 2003 Sensidyne Inc MAINTENANCE e Lubricating The Pump Pull the handle part way and turn the bottom case counterclockwise to remove it Pull the piston out from the cylinder Wipe off the old grease and dirt from the piston and inside the cylinder using a clean paper towel Apply a thin coat of grease to the rubber gasket of the piston When wiping off the old grease be careful not to scratch the inside walls of the cylinder Reassemble pump Head Case T Piston a Rubber Gasket
12. rement 0008 14 e Atmospheres with Non ambient Pressure 14 Options amp Accessories sccssccsssssssseesseesseessenssesssesesees 15 2 Doc No 360 0027 01 FOREWORD Thank you for purchasing the Model AP 20S sampling pump The Model AP 20S pump is designed specifically for use with Kitagawa detector tubes This system with the available Sensidyne Kitagawa detector tubes can detect the presence of more than 300 airborne gases and vapors FOR SAFE AND CORRECT USE e Read carefully both this instruction manual and the instruction sheets for the individual detector tubes prior to use of this product e Ensure that this instruction manual is stored in a convenient location for easy reference at all times e lf you have any questions regarding this manual please contact your local distributor or manufacturer representative The following symbols are used in this manual CAUTION Failure to observe this instruction can result in possible personal injury or damage to property NOTE Indicates instruction or advice for the correct use of the product to prevent problems with the product GY cautions ZY e With a detector tube inserted and the handle drawn back the pump cylinder is under a high vacuum If the handle lock is released under vacuum conditions it will pull back suddenly Holding the pump by the extended shaft can lead to injury Always hold the pump by the cylinder never by the sha
13. s that of the detector tube usually the temperature of the sample gas e USING A CORRECTION TABLE Example When the tube reading is 550 ppm at 25 C the true concentration is found by interpolating between the concentra tions listed for 20 and 30 In this example the corrected value is 560 ppm Temperature Correction at 20 C Scale Reading _ True Concentration of Carbon Monoxide ppm ppm 0 C 10 C 20 C 30 C 40 C 1000 870 930 1000 1030 1060 900 780 840 900 930 960 800 690 750 800 830 860 700 610 660 700 720_ 740 600 520 560 s 500 430 470 400 350 370 300 260 280 200 180 190 100 90 100 Scale readings C 20 C 05 C 30 C 700 700 710 720 600 600 610 620 550 560 560 570 500 500 510 520 400 400 405 410 e USING A CORRECTION COEFFICIENT Example When the detector tube reading is 0 4 mg at 23 C the true concentration of water vapour is 0 36 mg by the following calculation 0 4 mg X 0 90 0 36 mg Temp C 0 1 2 3 4 5 6 7 8 9 0 1 85 1 81 1 77 1 72 1 68 1 63 1 59 1 54 1 49 1 45 10 1 40 1 36 1 31 1 27 1 23 1 19 1 15 1 11 1 07 1 03 20 1 00 0 96 0 93 0 90 0 87 0 84 0 81 0 78 0 76 0 73 30 0 71 0 68 0 66 0 64 0 62 0 60 0 58 0 56 0 55 0 53 40 10 51
14. ube is designed for a single use do not re use detector tubes A detector tube should be used immediately after breaking the ends Detector tubes exposed to the air for a long time after breaking the ends will give erroneous readings and may not respond to the target gas at all Read the concentration immediately after completion of measurement If not read immediately the stain may lengthen or fade which can lead to erroneous readings A leaking pump will produce low readings Always check the pump for leakage before use in accordance with section CHECKING PRIOR TO USE The temperature range for use of detector tubes in general is 0 to 40 degrees C When using detector tubes at temperatures outside of the above range refer to the section MEASUREMENT UNDER SPECIAL CONDITIONS Do not drop or strike the pump If the cylinder is dented it will impede the handle operation and possibly cause leakage Should the pump be disassembled hand tighten only on re assembly Over tightening can damage threads Clean the pump only with a dry paper towel Do not use water or solvents Do not store the pump in the areas of high temperature or high humidity Do not store with the handle extended as the pump shaft is susceptible to bending under stress It is recommended that service repair be done only by authorized service centers Any service or repair must be followed by a leak check prior to field use Note that the AP 20S pump
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