Manual - Equipco
Contents
1. HydroScout Karl Fischer HydroScout results converted to w using sample density Analysis of Used Oil Certified Reference Materials on Programs A and B CRM Certified Value wt HydroScout wt Karl Fischer wt ERM 36 10 30 0 53 10 3 0 43 HydroScout results converted to w using sample density 2 ERM 34 to 41 Water Content in Used Oil Mixtures from Environmental Reference Materials Inc Analysis of Low Levels of Water in Turbine and Gear Oils Using Program C Oil Type Karl Fischer HydroScout ug mL ng mL Exxon Teresstie Twine Oil GT32 187 0o OM f o l __ __ __ 404 Mobil DTE Turbine Oil Light Shell Turbo T32 Ideal Turbine Oil AW 32 Renolin Turbine Oil T 32 Dupont Diamond Class Turbine Oi132 Diamond Class Turbine Oil 32 Texaco Havoline 80W 90 Gear Oil Temm as a a i RIS gt l l l l N IA v CO 10 Analysis of Water Content in Various Fluids Using Program D Fluid Type Karl Fischer g mL HydroScout g mL NAPA Non Detergent SAE 30 0 17 073 1401 1497 041 Oilzum Non DetergentSAESO o w os 89 126 024 177 212 11 Analysis of Various Fluids Using Program E Fluid Type Karl Fischer ug mL ug mL Exxon Superflo 10W 30 89 195 076 Analysis of Various Soil Types Using Program F Soil Type Spiked Water Content Average HydroScout Result wt CV wt Composite Sandy Clay Loam 13 Appendix B M2. Choosing the Correct Program The HydroScout meter is programed with six unique measurement programs The specific applications for each of the programs are tabulated below Before beginning any measurements choose the correct measurement program for the sample matrix and measurement range Read throughly the specific instructions for the appropriate program to determine what specific reagents and preparation steps are necessary Selecting the desired program is described below Table 1 HydroScout Analysis Program Information Program Sample Matrix Units MDL Maximum Reagents Needed Sample Types Tested Size Used Oil Liquid Volume 0 15 v v 20 v v Standard HS ORP 0 25 mL Used Oil Chemtool 250 Paint Waste Percent Used Oil Liquid Volume 5 v v 100 v v Standard Dilution Vial 0 25 mL Used Oil Chemtool 250 Paint Waste Percent HS ORP HS DVP S mL Light Oil Liquid ug mL 50 ug mL 10 000 ug mL PPM Reagents Exxon Terestic GT32 Mobil DTE Light HS LRP Shell Turbo T32 Ideal AW 32 Renolin T 32 Dupont Diamond Class 32 Texaco Havoline 80W 90 Gear Oil Cc Medium Oil Liquid ug mL 50 ug mL 10 000 ug mL PPM Reagents NAPA Non Det SAE 30 Amalie Non HS LRP Det SAE 30 Valvoline Non Det SAE 30 Oilzum Non Det SAE 50 Gunk Heavy Duty Brake Fluid Shell Diala A Heavy Oil Liquid ug mL 50 ug mL 10 000 ug mL PPM Reagents Exxon Superflo 10W 30 Mobil 1 10W HS LRP 30 Quaker State Proline 10W 40 Valvolin
3. ampule from the cardboard carton and insert it fully into the top of the protective ampule sleeve containing the grayish white ampule Do not replace the protective ampule sleeve into the tube at this time SAMPLING Using a clean polyethylene sampling pipette pipette 5 mL of the oil to be tested into the reaction tube e g up to 5 mL line marked on side of the reaction tube NOTE The protective ampule sleeve is not to be in the tube at this time Insert the protective ampule sleeve into the reaction tube with the grayish white ampule on the bottom Replace the black septum hole on top by pressing down on the septum with your thumb while gripping the reaction tube firmly using a uniform pressure along the side of the tube and supporting the bottom NOTE Squeezing the tube to cause a deformation in the sides of the tube will result in an artificially low result Replace the white cap TIGHTLY NOTE A homogeneous representative sample of the oil being tested must be used to obtain accurate results REACTION Break the bottom grayish white ampule in the reaction tube by compressing the sides of the tube Mix thoroughly by shaking the reaction tube vigorously for 30 seconds Allow the reaction to proceed for a total of 4 minutes The mixture will bubble and perhaps foam during this time DO NOT BREAK THE GREEN AMPULE NOTE Some oils require a longer reaction time to achieve complete reaction This is especially true for oils run on program C If
4. is programed to report the result in micrograms per milliliter and displayed as ppm If a result is to be reported as a weight weight value divide the HydroScout result by the density of the oil sample Water in Oil ug g R d where R Meter reading in ug mL d Density of oil in g mL Program F gt Procedure for the Analysis of Water in Soils and Solids Reagent Systems HS SEV 1 PREPARATION Remove a sampling syringe and a white capped reaction tube from the reagent box and the extraction solvent ampule from the colored capped soil extraction tube Check the contents to ensure that all items are present and intact Remove the white cap and black septum from the reaction tube Carefully remove a green water ampule from the cardboard carton and insert it fully into the top of the protective ampule sleeve containing the grayish white ampule Return the protective ampule sleeve to the reaction tube with the grayish white ampule on the bottom place the reaction tube into the reagent box 2 SAMPLE EXTRACTION Remove the colored cap from the soil extraction tube and tare on an electronic scale Weigh 5 10 grams of soil to be tested into the soil extraction tube and record the weight Add the contents of one break top ampule of extraction solvent white polypropylene top to the soil extraction tube re cap and shake for 1 minute Allow soil in the soil extraction tube to settle for 2 minutes 3 SAMPLING EXTRACTED SAMPLE Work the plun
5. this is the case shake the reaction tube again for 30 seconds and let stand for an additional 4 minutes ANALYSIS Press the lt ON gt key once to activate the meter Ensure the meter is set for the correct program C D or E for the sample matrix being tested See Selecting a Program for instructions on how to change programs Once the meter displays tUbE insert the reaction tube into the opening at the bottom of the meter The hole in the white cap must be lined up with the metal pin extending from the inside of the hole of the meter Push the reaction tube all the way into the meter Press the lt READ gt key on the face of the meter The display will flash the word CALC and the results will be inmicrograms of water per milliliter of sample displayed as ppm Record the results KEEP THE METER AND REACTION TUBE UPRIGHT AT ALL TIMES DISPOSAL Carefully remove the reaction tube from the meter Vent the reaction tube by inserting it completely into the specially designed venting cap unit and remove REACTION TUBE AND CAP MUST BE UPRIGHT AND POINTED AWAY FROM USER AND BYSTANDERS Tap the reaction tube on a hard surface to shake any loose glass to the bottom of the tube then break the top green ampule in the reaction tube by compressing the sides of the reaction tube Shake the tube for 15 seconds After 5 minutes vent the tube again Discard the reaction tube as laboratory waste DO NOT REMOVE WHITE CAP CALCULATION The meter
6. ENT IS MADE INVERTING THE METER WHILE A TUBE IS INSERTED CAN CAUSE DAMAGE TO THE PRESSURE TRANSDUCER Selecting a Program To select a new program press the lt ON gt key once the meter has completed a reading or after the meter has been turned on and has completed all QC checks display reads tUDE The display will change to the next program in the list after displaying the current program e g b 1 100 indicating that Program B has been selected Press the lt ON gt key to scroll through the available programs from A to F followed by OFF and then back to A 0 20 again Press the lt READ gt key at any point to fix the selection at the displayed program or to turn the meter off when OFF is displayed To begin using the selected program press the lt READ gt key and the meter will reset to zero and display tUbE The meter is now ready to read a sample NOTE AN ERROR WILL RESULT IF THE METER IS TURNED ON OR THE PROGRAM IS CHANGED WHILE A REACTION TUBE IS IN THE METER Turning the Meter Off The HydroScout meter will turn off automatically after 5 minutes of non use To turn off manually push the lt ON gt key until the meter displays OFF and then push the lt READ gt key Error Codes The HydroScout performs several QC checks each time the unit is turned on and during each reading to verify that the displayed result is valid Each time the meter is turned on the pressure transducer output is
7. ON Remove a sampling syringe and a white capped reaction tube from the reagent box Check the contents to ensure that all items are present and intact Remove the white cap and black septum from the reaction tube Carefully remove a green water ampule from the cardboard carton and insert it fully into the top of the protective ampule sleeve containing the grayish white ampule Return the protective ampule sleeve to the reaction tube with the grayish white ampule on the bottom and place the tube into the reagent box 2 SAMPLE INTRODUCTION Work the plunger of the empty sampling syringe a few times to ensure that it slides easily Place the tip of the syringe into the oil sample to be tested sample must be well mixed and representative and slowly pull back on the plunger until it reaches the stop and cannot be pulled further When drawing up the sample make sure there are no air bubbles in the syringe If not free of air bubbles depress the plunger again and draw a second sample slowly Remove the syringe from the oil sample and wipe any excess oil from the outside of the syringe with a tissue wipe Insert the sampling syringe into the reaction tube and dispense the oil sample by depressing the plunger Replace the black septum hole on top by pressing down on the septum with your thumb while gripping the reaction tube firmly using a uniform pressure along the side of the tube and supporting the bottom NOTE Squeezing the tube to cause a deformation in t
8. Operation The HydroScout meter is fully factory calibrated and is ready to operate Each time the meter is turned on the micro processor recalibrates the pressure transducer to zero and performs a QC check on the output voltage While these checks are being preformed relevant information on the meter will be displayed such as the software version loaded into memory and the current selected measurement program The meter also has other built in QC checks to verify measurement integrity see Error Codes below Turning the Meter On Press the lt ON gt key to turn the meter on The software version will then be displayed for 5 seconds E28 E30 etc followed by the currently selected measurement program A 0 20 b 1 100 c ind etc When the meter has completed all QC checks the display reads tUbE indicating that the meter is ready to read a sample NOTE It may take a few seconds to zero the sensor and for the display to read tUbE Making a Measurement The factory default program is Program A To make measurements using the default program or the currently selected program insert the reaction tube into the bottom of the meter until it seats firmly press the lt READ gt key and allow the meter to stand upright until the result is displayed The results are displayed in the units appropriate to the selected program preceded by the program letter NOTE THE METER MUST BE KEPT UPRIGHT WHEN A MEASUREM
9. Remove the screw cap from the dilution vial Insert the sampling syringe into the dilution vial and dispense the oil sample by depressing the plunger Proceed to mix the solution thoroughly by repeated drawing and re dispensing of the solution into the dilution vial with the syringe 3 or 4 times Using the same sampling syringe draw up a sample from the diluted solution wiping any excess liquid from the outside of the syringe Dispense the sample into the reaction tube Replace the black septum hole on top by pressing down on the septum with your thumb while gripping the reaction tube firmly using a uniform pressure along the side of the tube and supporting the bottom NOTE Squeezing the tube to cause a deformation in the sides of the tube will result in an artificially low result Replace the white cap TIGHTLY 4 REACTION Break the bottom grayish white ampule in the reaction tube by compressing the sides of the tube Mix thoroughly by shaking the reaction tube vigorously for 30 seconds Allow the reaction to proceed for a total of 2 minutes DO NOT BREAK THE GREEN AMPULE 5 ANALYSIS Press the lt ON gt key and make sure the meter is set for b 1 100 NOTE If changing the program see Selecting a Program in the manual Once the meter displays tUbE insert the reaction tube into the opening at the bottom of the meter The hole in the white cap must be lined up with the metal pin extending from the inside of the hole of the
10. ST CONTAINS FLAMMABLE SOLVENTS AND PRODUCES HYDROGEN GAS KEEP AWAY FROM OPEN FLAME MAKE SURE THE BLACK SEPTUM IS FULLY INSERTED INTO THE NECK OF THE TEST TUBE AND THE WHITE CAP IS SCREWED ON TIGHTLY SHAKE THE TUBE WHILE POINTING IT AWAY FROM YOURSELF AND BYSTANDERS WHEN CRUSHING THE GLASS AMPULE PRESS FIRMLY IN THE CENTER OF THE GLASS AMPULE NEVER ATTEMPT TO RECRUSH BROKEN GLASS AS IT CAN PENETRATE THE PLASTIC TUBE AND CUT FINGERS THE GRAY AMPULE IN THE TUBES CONTAINS CALCIUM HYDRIDE WHICH IS A FLAMMABLE SOLID AND IS WATER REACTIVE IN CASE OF ACCIDENTAL BREAKAGE OR SPILLAGE ONTO SKIN OR CLOTHING WASH IMMEDIATELY WITH LARGE AMOUNTS OF WATER DO NOT TAKE INTERNALLY ALL OF THE CONTENTS ARE POISONOUS KEEP OUT OF THE REACH OF CHILDREN READ MATERIAL SAFETY DATA SHEETS BEFORE PERFORMING TEST MANUFACTURER S WARRANTY This kit is warranted to be free of defects in material and workmanship until the expiration date stamped on the box Manufacturer s sole and exclusive liability under this warranty shall be limited to replacement of any kit that is proved to be defective Manufacturer shall not be liable for any incidental or consequential damages Reliable test results are highly dependent upon the care with which the directions are followed and consequently cannot be guaranteed Table of Contents Introductions gc fved fee as Bo aie be hae Re ee ee ae Baa Saas 1 Choosing the Correct Programs 2 05 04 02e eG a hodae eda ewe
11. action tube into the opening at the bottom of the meter The hole in the white cap must be lined up with the metal pin extending from the inside of the hole of the meter Push the reaction tube all the way into the meter Press the lt READ gt key on the face of the meter The display will flash the word CALC and the results will be displayed in milligrams of water in the sample Record the results KEEP THE METER AND REACTION TUBE UPRIGHT AT ALL TIMES 6 DISPOSAL Carefully remove the reaction tube from the meter Vent the reaction tube by inserting it completely into the specially designed venting cap unit and remove REACTION TUBE AND CAP MUST BE UPRIGHT AND POINTED AWAY FROM USER AND BYSTANDERS Tap the reaction tube on a hard surface to shake any loose glass to the bottom of the tube then break the top green ampule in the reaction tube by compressing the sides of the tube Shake the tube for 15 seconds After 5 minutes vent the tube again Discard the reaction tube and soil extraction tube as laboratory waste DO NOT REMOVE WHITE CAP 7 CALCULATION The meter is programed to display the weight of the water in milligrams contained in the sample Calculate the water content in weight percent using the following equation Water in Soil wt percent R 10S where R Meter reading in milligrams of water S Weight of soil sample in grams Appendix A Comparison Data Determination of Water in Used Oil on Program A and B w w
12. be Shake the tube for 15 seconds After 5 minutes vent the tube again Discard the reaction tube as laboratory waste DO NOT REMOVE THE WHITE CAP Program B gt Procedure for Testing Water Content up to 100 Reagent Systems HS ORP HS DVP 12 1 PREPARATION Remove a screw capped dilution vial from the fluted cardboard carton a sampling syringe and a white capped reaction tube from the reagent box Check the contents to ensure that all items are present and intact Remove the white cap and black septum from the reaction tube Carefully remove a green water ampule from the cardboard carton and insert it fully into the top of the protective ampule sleeve containing the grayish white ampule Return the protective ampule sleeve to the reaction tube with the grayish white ampule on the bottom and place the reaction tube into the reagent box 2 SAMPLE INTRODUCTION Work the plunger of the empty sampling syringe a few times to ensure that it slides easily Place the tip of the syringe into the oil sample to be tested sample must be well mixed and representative and slowly pull back on the plunger until it reaches the stop and cannot be pulled further When drawing up the sample make sure there are no air bubbles in the syringe If not free of air bubbles depress the plunger again and draw a second sample slowly Remove the syringe from the oil sample and wipe any excess oil from the outside of the syringe with a tissue wipe 3 SAMPLE DILUTION
13. ckage This sample is then processed under the basic test procedure The results for the method is displayed in volume volume percent Programs C D and E gt Low Level Water in Oil Measurement Range 50 g mL to 10 000 ng mL Sample Matrix Lube Oils Hydraulic Oils Brake Fluids Fuels Typical Application Condition monitoring for low levels of water in in service oils Programs C D and E are set up to measure low levels of water in an oil liquid matrix using a 5 mL sample The results for programs C D and E are reported in ug mL displayed as ppm since the samples sizes are determined by volume The overall efficiency of the CaH reaction has been determined to be less than 100 with certain oil types due to viscosity and solubility effects However since the pressure function is a linear parameter the meter response value can be corrected to produce accurate results on all oil types The HydroScout response on low water level oils has been documented for a number of these oil types See Appendix A There are three major response groups among the oils tested The recoveries for the lighter non additive oils such as turbine oils and diesel fuel are 100 and should be run on program C Non detergent motor oils brake fluids and gear oils average approximately 87 recovery and should be run on program D Multi viscosity detergent motor oils and hydraulic fluids with polar additives average 63 recovery and should be run on program E The result
14. e Ree skeen 9 Water in Used Oil Programs A amp B 1 eects 9 Used Oil CRMs Programs A amp B 6 3 4 d 0 fay one a hove bod eM RV AR ees 9 Low Levels in Turbine and Gear Oil Program C 0 2 eee 10 Low Level Water in Other Oils Program D 6 2 00 eee ee 11 Low Level Water in Other Oils Program E 0 2 0 cee eee 12 Water in Soil Program F poe ese teal eae Sp cee yok a eine a ee sa are 13 Appendix B Meter Specifications 44 v4 2 4 4 42 ox Yay dae ee eee ewes Rs 14 Introduction The HydroScout system is designed to accurately and quickly measure the water content in a number of sample matrices The test uses a specially formulated calcium hydride CaH reagent to quantitatively convert all the water contained in the sample to hydrogen gas H The reaction is carried out in a sealed tube and the generated pressure is measured using a specially designed meter Internal software converts the pressure into water content and the results are displayed directly in the appropriate units The HydroScout meter is programed with six different programs which are easily selected using the program menu Each program is setup to cover a specific analysis range and matrix combination Built into each program are all of the conversions necessary to convert the measured pressure into water content The measurement programs compensate for sample size dilutions extractions reaction efficiencies and conversion to the correct units
15. e SAE 50 John Deere Hydraulic Fluid Soil Solids mg H O 0 25 100 w w Standard Extraction Sand Sandy Clay Loam Sea Sediment w w HS SEV Topsoil Georgia Clay Alabama Clay Compost Plant Material For comparison data see Appendix A Using a 1 gram sample Method Detection Limit determined using procedure outlined in 40 CFR Ch 1 Pt 136 App B Programs A and B gt Mid to High Range Water in Oil Measurement Range 0 15 to 100 Sample Matrix Used Oil or Liquids Typical Application Used oil where moderate to high levels of water are expected Programs A and B are used for measuring water content in an oil liquid matrix using a 0 25 mL sample Program A covers the range from 0 15 to 20 water content When an ERROR Code of Err 4 occurs when testing oil samples under this program the water content is over 20 v v and the sample must be retested as a diluted sample using Program B The results for the method is displayed in volume volume percent Program B is used for oil liquid samples with water concentrations in the 10 to 100 range If a sample has previously tested to be over 20 v v or is suspected to contain over 20 v v water it must be run using a dilution solvent vial and Program B This procedure entails adding an initial 0 25 mL sample to the dilution solvent vial mixing thoroughly and introducing a 0 25 mL sample of this mixture into a second sample tube which is part of the basic Reagent pa
16. e a ht oka te wee ees 1 Table 1 HydroScout Analysis Program Information 0 0020 e ee 1 Programs A amp B For Mid to High Range Water in Oil 2005 2 Programs C D amp E For Low Level Water in Oil 1 2 0 2 2 ee eee eee 2 Program F For Water in Soils and Solids 0 0 00 0 cece eee eee eee 2 Meter Operation srs neis ie ob actos Pah nes Fore hand Del Pile nang eae os Paes 4 ee 3 Porm the Meter OW s4 6 vi a face Gu Reta oe Gee OS eS GW SON oR i 3 Making a Measurement 2 4 54445 cag ade es dy abe e Habe eee e ee eae Laaune 3 Selecting Program op i phe a iy aly Sa nag NW Glee Gh E E E a 3 T ming the Meter Off Te tee ie aie ei Ree AEE E Oke See eke es 3 Error Codes viesis garenn ie eed des See ee eee nt eee enta dass 3 Table 27 Error Codes caca n yon e Oke oleae lyin ess bee Ga wae 4 IMIStierences a2uride bow S54 eee ee eee ene Gow BSS a anne EA 4 Step by Step Instructions for Meter Operation 0 0 0 0 cece eee eee 5 Analysis Instructions for Each Sample Type and Analysis Program 20000 5 Program A Procedure for Testing Water Content up to 20 5 Program B Procedure for Testing Water Content up to 100 6 Program C D amp E Procedure for Low Levels of Water 5 mL Sample Size 7 Program F Procedure for the Analysis of Water in Soils and Solids 8 Appendix A Comparison Data 20265 bue8 dhe nerd Gb he bend
17. eter Specifications A D Resolution 12 bit Measurement Range Program and analyte dependant Program MDL Max Linear Range A 0 15 v v 20 v v B 5 v v 100 v v C D amp E 50 ug mL 10 000 ug mL F 0 25 wt wt 100 wt wt Using a 10 gram sample Using a 1 gram sample Program Storage Non Volatile Display 4 Digit 0 35 inch LCD with Program Indicator Battery One 9V Lithium included Use only Alkaline or Lithium Battery Life 10 000 measurements or 10 year shelf life using 1200 mAh lithium battery Operating Temperature 4 C to 40 C Dimensions length 5 9 150 mm width 3 2 81 mm height 1 8 46 mm Weight 9 2 oz 261 g 14
18. ger of the empty sampling syringe a few times to ensure that it slides easily After soil has settled draw up a sample from the extract layer with the sampling syringe ensuring that there are no air bubbles in the syringe If not free of air bubbles depress the plunger again and draw a second sample slowly Wipe any excess solvent from the outside of the syringe with a tissue wipe and dispense the sample into the reaction tube Replace the black septum hole on top by pressing down on the septum with your thumb while gripping the reaction tube firmly using a uniform pressure along the side of the tube and supporting the bottom NOTE Squeezing the tube to cause a deformation in the sides of the tube will result in an artificially low result Replace the white cap TIGHTLY 4 REACTION Break the bottom grayish white ampule in the reaction tube by compressing the sides of the tube Mix thoroughly by shaking the reaction tube vigorously for 30 seconds The mixture will bubble and perhaps foam during this time Allow the reaction to proceed for 1 5 minutes Shake the reaction tube again for 30 seconds and let stand for an additional 30 seconds DO NOT BREAK THE GREEN AMPULE 5 ANALYSIS Press the lt ON gt key once to activate the meter Ensure the meter is set for the F SoiL program for the sample matrix being tested See Selecting a Program for instructions on how to change programs Once the meter displays tUbE insert the re
19. he sides of the tube will result in an artificially low result Replace the white cap TIGHTLY 3 REACTION Break the bottom grayish white ampule in the reaction tube by compressing the sides of the tube Mix thoroughly by shaking the reaction tube vigorously for 30 seconds Allow the reaction to proceed for a total of 2 minutes DO NOT BREAK THE GREEN AMPULE 4 ANALYSIS Press the lt ON gt key and make sure the meter is set for A 0 20 NOTE If changing the program see Selecting a Program in the manual Once the meter displays tUbE insert the reaction tube into the opening at the bottom of the meter The hole in the white cap must be lined up with the metal pin extending from the inside of the hole of the meter Push the reaction tube all the way into the meter Press the lt READ gt key on the face of the meter The display will flash the word CALC and the results will be displayed in volume percent v v Record the results KEEP THE METER AND REACTION TUBE UPRIGHT AT ALL TIMES 5 DISPOSAL Carefully remove the reaction tube from the meter Vent the reaction tube by inserting it completely into the specially designed venting cap unit and remove REACTION TUBE AND CAP MUST BE UPRIGHT AND POINTED AWAY FROM USER AND BYSTANDERS Tap the reaction tube on a hard surface to shake any loose glass to the bottom of the tube then break the top green ampule in the reaction tube by compressing the sides of the reaction tu
20. hydr oscout For the Determination of Water Content User s Manual Version E32 Copyright Notice HydroScout User s Manual and other documentation copyright 2001 2003 Dexsil Corporation All rights reserved Disclaimer Dexsil Corporation makes no representations or warranties with respect to the contents hereof and specifically disclaims any implied warranties of merchantability or fitness for any particular purpose Further Dexsil Corporation reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation of Dexsil Corporation to notify any person of such revision or changes Trademarks HydroScout and Dexsil are registered trademarks of Dexsil Corporation DEXSIL Corporation One Hamden Park Drive Hamden Ct 06517 Tel 203 288 3509 Fax 203 248 6523 http www dexsil com HYDROSCOUTManualE32 RV0 wpd Version E32 Rev0 February 2006 WARNING READ ALL CAUTIONS BEFORE USING THIS TEST ONCE THE TEST IS INITIATED CONTENTS OF THE TUBES ARE UNDER PRESSURE SAFETY GLASSES MUST BE WORN AT ALL TIMES WHILE PERFORMING TESTS DO NOT REMOVE THE WHITE CAP AFTER THE TEST HAS BEEN PERFORMED DO NOT USE THIS TEST ON CONCENTRATED ACIDS THE EXCESSIVE HEAT GENERATED MAY LEAD TO TUBE FAILURE DO NOT USE 5 ML SAMPLES OF PHOSPHATE ESTER BASED HYDRAULIC FLUIDS GASOLINE OR SOLVENTS SUCH AS ACETONE THESE SAMPLES WEAKEN THE TUBES WHICH MAY RESULT IN TUBE FAILURE THE TE
21. measured and compared to acceptable values A high voltage causes an Err code to be displayed indicating that a tube has been left in the meter while turning it on An Err displayed with no tube in place indicates that the transducer has been damaged A low voltage causes an Err 2 code to be displayed indicating that the pressure transducer has been damaged and must be serviced If the voltage is acceptable the meter then sets zero and is ready to take readings by displaying the word tUbE During readings of samples the pressure is measured a number of times and the trends are analyzed If the readings are trending upward the pressure is remeasured and re analyzed If this pattern continues an Err 3 code is displayed indicating that the reaction is not complete and the reading should be repeated If the pressure is trending downward an Err 5 code is displayed indicating that the tube is leaking and that the sample testing should be re run from the start Once a reading has stabilized the result is calculated and displayed If the pressure is outside of the linear range an Err 4 code will be displayed indicating that the sample should be rerun using a smaller sample size or a dilution technique and a different program See Table 1 Table 2 Error Codes Explanation Zero voltage too high Zero voltage too low Pressure readings trending up Reading outside of linear range Pressure too low du
22. meter Push the reaction tube all the way into the meter Press the lt READ gt key on the face of the meter The display will flash the word CALC and the results will be displayed in volume percent v v Record the results KEEP THE METER AND REACTION TUBE UPRIGHT AT ALL TIMES 6 DISPOSAL Carefully remove the reaction tube from the meter Vent the reaction tube by inserting it completely into the specially designed venting cap unit and remove REACTION TUBE AND CAP MUST BE UPRIGHT AND POINTED AWAY FROM USER AND BYSTANDERS Tap the reaction tube on a hard surface to shake any loose glass to the bottom of the tube then break the top green ampule in the reaction tube by compressing the sides of the reaction tube Shake the tube for 15 seconds After 5 minutes vent the tube again Discard the reaction tube and dilution vial as laboratory waste DO NOT REMOVE WHITE CAP Programs C D amp E gt Procedure for Testing Low Levels of Water in Oil Using a 5 mL Sample Size Reagent System HS LRP WARNING DO NOT USE 5 ML SAMPLES OF PHOSPHATE ESTER BASED HYDRAULIC FLUIDS GASOLINE OR SOLVENTS SUCH AS ACETONE THESE MATERIALS WEAKEN THE REACTION TUBES WHICH MAY RESULT IN TUBE FAILURE 1 PREPARATION Remove a sampling syringe and a white capped reaction tube from the reagent box Check the contents to ensure that all items are present and intact Remove the white cap and black septum from the reaction tube Carefully remove a green water
23. nd acids have been found to produce a positive result Ethylene glycol responds at approximately 7 of the volumetric equivalent Step by Step Instructions for Meter Operation Step 1 Press the lt ON gt Key SCREEN E30 is displayed followed by the currently selected program i e A 0 20 then flashes bL and then tUbE E31 is the current software version and bL indicates the instrument is undergoing internal calibration Step 2 If Program A is not the desired program press the lt ON gt key to change it by following the procedure described in Selecting a Program Step 3 With the meter held upright Insert the reaction tube into the bottom of the meter until it seats firmly Step 4 Press the lt READ gt Key SCREEN CALC flashes then SCREEN A XXXX Where A is the letter designating the current program and XXXX is the reading in the units appropriate for the current program Step 5 Record result remove reaction tube and insert new sample Step 6 Press the lt READ gt key Step 7 Repeat steps 3 6 until all samples have been read Step 8 Turn off meter manually or meter will turn off automatically after 5 minutes of non use NOTE Meter is off when screen is blank Analysis Instructions for Each Sample Type and Analysis Program Program A gt Procedure for Testing Water Content up to 20 Reagent System HS ORP 1 PREPARATI
24. ring sample reading Low Battery Interferences Likely Cause Reaction tube in place when turning meter on or switching programs Excessive drift in transducer output caused by damage Reaction has not gone to completion Water content greater than 20 v v Leaking tube or cap Tube squeezed while inserting gray stopper Low Battery Remove tube and re select program Call for service Wait another minute and re read Re run sample using dilution vials and Program B Re run sample using new reaction tube If problem persists call for assistance Remove four screws Replace battery with 9V alkaline or lithium only In addition to the testing the effectiveness of the HydroScout system in a number of matrices extensive testing has also been conducted to document possible interferences and or cross reactivities due to additives or components in a sample matrix The following compounds have been found to produce no measurable response to the HydroScout system and therefore cause no interference at levels up to 40 Ethanol Methanol Acetone Methyl ethyl ketone Tetrahydrofuran Diethylene glycol dimethyl ether Ethylene glycol Diethylene glycol 0 25 mL sample size program A and B Dipropylene glycol Stearic acid 2 Ethyl hexanoic acid Lead oxide II and III Aluminum oxide Brockman I When using the 5 mL sample size programs i e programs C D or E ethylene glycol a
25. s obtained when using programs D and E are automatically corrected to yield accurate results that correlate with Karl Fischer NOTE Phosphate ester based hydraulic oils and gasoline should be run using Programs A amp B only If the oil sample is a listed oil type the corresponding program can be used for analysis The correct program for oils not listed can be determined by comparing the meter response on program C with a Karl Fischer analysis on the same oil sample The ratio of the HydroScout result to the Karl Fischer result will determine the correct program to use for future measurements NOTE The HydroScout reports results in volume percent Be sure to use the same units when comparing HydroScout results to Karl Fischer results If the ratio is near 1 divide the Hydroscout program C result by Karl Fischer result continue using program C for ratios between 0 95 and 0 85 use program D and for ratios near 0 6 use program E For further assistance in determining the correct program contact Dexsil Program F gt Water in Soil and Solids Measurement Range 0 25 to 100 Sample Matrix Soils and Extractable Solids Typical Application Moisture content monitoring in agricultural soils Program F should be used to measure moisture content in soils This analysis requires that the soil solid be extracted using the HydroScout extraction solvent The extract is then sampled using a standard sampling syringe and analysis procedure Meter
Download Pdf Manuals
Related Search