Micro purge MP15, User Manual

Page 1: ... USA 1 800 624 2026 FAX 734 995 1170 info qedenv com www qedenv com 1133 Seventh Street Oakland CA 94607 2601 1 800 537 1767 FAX 510 444 6789 QED ENVIRONMENTAL SYSTEMS Ground Water Sampling Remediation Leachate and Condensation Pumps Floating Layer Recovery Systems Air Strippers The World Leader in Air Powered Pumps For Remediation Landfills and Ground Water Sampling ...

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Page 3: ...P15 On Opening Display MicroPurge Mode Using CPM Sampling Use with the MP30 Level Sensing Water Level Meter ID Mode User Time Set MN Mode MP15 Battery CO2 Cylinder Refilling Troubleshooting MP15 Specifications QED Service Contacts QED Warranty Appendix 1 ID Data Table Appendix 2 Purge Capacity 1 1 3 4 7 9 9 10 10 12 14 16 17 18 19 20 21 21 22 24 25 ...

Page 4: ...IRECT DISCHARGE OF THE CYLINDER CONTENTS DO NOT TRANSPORT OR STORE A COMPRESSED CO2 CYLIN DER OR OPERATE THE MP15 CONTROLLER IN THE PASS ENGER SPACE OF A VEHICLE IN A CONFINED ROOM OR IN ANY CONFINED SPACE OR PIT ALWAYS KEEP THE CO2 CYLINDER VALVE CLOSED WHEN THE MP15 IS NOT BEING OPERATED Do not over pressurize your controller Failure to operate the controller within the pressure limits could res...

Page 5: ...with care protected from impact during transport and handling and has the valve closed at all times except when properly connected to the MP15 and in use Keep the cylinder valve closed at all other times Make sure that the MP15 is never operated in a confined space such as the passenger compartment of a vehicle building or a pit or well in which the heavier than air car bon dioxide can collect Und...

Page 6: ...ing supply shops and industrial gas supply out lets It is recommended that a phone call be made first to verify avail ability and whether that facility can refill your own cylinder while you wait Some firms can only exchange pre filled cylinders for empty ones which will commonly mean that you will receive a heavier steel cylinder in place of the original aluminum Fire extinguisher service and bev...

Page 7: ...entions used in the Text MP15 Overview Diagram CO Regulator 2 ON OFF Switch Control Port CO Valve 2 Throttle Gauge Auxiliary Gas Supply Fitting Quick Connect for Pump Compressed Gas Supply Fitting 4 DIAGRAMS CONVENTIONS ...

Page 8: ... LevelShutoff CYCLE I I MODE CPM Value Flow Value Flow Value Hold Sample Cycle Start Stop ID MN MP Battery Mode CPM ID Time Refill Discharge 00 1 103 10 0 MP CPM4 05 0 D D E E CYCLE In MP Mode Cycle Per Minute key Changes cycle per minute Scrolls cursor Faster key Speeds up flow Slower key Slows down flow Pause key Pauses flow for sampling Mode key Selects the operation mode Also battery check Cyc...

Page 9: ... 1 MP CPM4 05 0 103 10 0 Discharge time setting in seconds Indicates if pump is Refilling or Discharging Cycles per minute setting The mode the controller is in Refill time setting in seconds Time remaining in the cycle ID for time settings ...

Page 10: ... optional MP30 MicroPurge Drawdown Water Level Meter plugs into the MP15 to provide water level feedback The MP30 uses a stan dard conductivity probe to detect the ground water surface and a marked tape allowing the user to measure the depth When the meter is set in MicroPurge mode the probe is lowered a specific distance below the static water level and fixed in this position During well sampling...

Page 11: ...tinue purge flow or use key to directly control sample flow and pause 8 INTRODUCTION QUICK START Quick Start Open the CO valve and supply up to 125 psi compressed air or gas to the controller Turn the controller throttle until the gauge reads the approximate depth of the sample pump Follow instructions on the battery panel Move Red ON OFF toggle switch up to turn power ON Select desired Cycles Per...

Page 12: ...er down so make sure the Red power toggle is turned Off down position during storage Opening Display The opening display is shown for 5 seconds and displays the controller name the version number and the battery voltage as shown in Figure 1 Figure 1 shows that the battery is GOOD that the battery voltage is 4 20 volts and that the software version in the cont roller is 1 0 Battery voltage must be ...

Page 13: ...mode Figure 2 MP15 MicroPurge Mode Using CPM The MP15 introduces a revolutionary simpler way to con trol bladder pump flow rate and achieve the low flow method used by experts Up down arrow keys are used to adjust pump flow even at very low rates with excellent control and repeatability 10 OPERATION With previous bladder pump controllers a leading low flow technique called for selecting the number...

Page 14: ...played in the lower left corner of the display indicates Micro Purge mode The default CPM setting of 4 cycles per minute is a good starting point for wells with depths from 25 100ft MicroPurge mode starts at a time setting of 10 seconds refill and 5 seconds discharge close to optimal for many wells This startup settings corresponds to a 4 cycles per minute setting CPM4 and an ID setting of 103 Usi...

Page 15: ...the pump fills and waits Pressing the PAUSE key a second time causes the controller to immediately enter the Sample state Drive air is directed to the pump causing the pump to discharge its volume of liquid Bladder pumps typically hold 400 500ml of liquid so use of the Hold and Sample states allow the full volume of the pump to be discharged into a sample container Pressing PAUSE once again return...

Page 16: ...This allows easy adjustment of the 2 throttle giving pressures that will produce gentle non turbulent flow normally 10 20 Feet H O deeper than pump depth For traditional 2 high volume purging pressure may be increased with the throttle to maximize pump flow during well purging Use with the MP30 Automatic Drawdown Control The MP15 may optionally be used with the MP30 MicroPurge Drawdown Water Level...

Page 17: ...0 MP CPM4 05 0 D D E E CONTROLLER MP15 MicroPurge Mode Quick Guide 3 AA BATTERIES INSIDE MODEL 1 Turn power switch ON 2 Select desired Cycles Per Minute CPM with the key default value is 4 CPM 3 Turn throttle to set depth on gauge to 10 20 feet deeper than the pump location in the well 4 Press CYCLE to START pumping 5 When water discharge begins adjust throttle until a slow steady flowstream is ac...

Page 18: ...P30 sig nals the MP10 to resume pump operation The MP15 resumes by start ing in the refill leg of the pump cycle The normal operating mode for using the MP30 with the MP15 is 1 Use the MP30 in standard WLM mode to determine the static water level in the well 2 Decide what the maximum drawdown for that well is during samp ling 3 Lower the probe to the maximum drawdown level 4 Switch the MP30 into D...

Page 19: ...he lowest desirable pump flow rate more drawdown may be required to attain equilibration or a passive sampling approach may be required In passive sampling used where well recovery is extremely slow sam ples are taken after just a few pump strokes sufficient to purge the pump and tubing volumes Additional information on the MP30 is given in the MP30 O M manual ID Mode Figure 6 shows an example of ...

Page 20: ...CPM setting as you press the UP or DOWN keys As you change IDs you will see the CPM change and the refill and discharge time setting change Note changes in time settings that are entered while the controller is cycling are ref lected on the next cycle change so a long refill time of 15 seconds will time out before a new refill time becomes valid User Set Mode A final controller mode User Set mode ...

Page 21: ...zes battery life A fresh set of AA batteries will provide more than 100 hours of controller operation at normal operating temperatures As ambient temperatures drop below 15 20F 9C to 6C the ability of the alkaline batteries to deliver energy is affected Continuous operation may be difficult in extremely cold conditions Once the batteries and MP15 warm additional cycle capacity will be regained fro...

Page 22: ...at can be expected for the conditions shown which are influenced most by pump depth and secondarily by liquid flow rate The actual number of wells which can be purged and sampled with a single charge of the CO2 cylinder will depend on the purge and sample procedures followed at each well Actual initial charge level ambient temperature and the volume of the air hose and tubing will also affect CO2 ...

Page 23: ...merged when in MP mode Temperature below 10F Warm controller Air not cycling through controller Throttle turned too low Turn throttle clock wise to produce pressure Air source not delivering air Verify air source Pump not pumping Throttle turned too low Turn throttle clock wise to produce pressure Time settings not correct Try different CPM settings lower CPM for deeper wells and or different refi...

Page 24: ...es intr oduced from improper battery installation or switch connections LCD display 32 character 2 lines 16 charact ers each Non glare double hardened optical acrylic Sealed NiCd battery pack and 3 user replace able AA alkaline cells Worst case 6 years unit still operational with AA cells 3 6Vdc 600 mA hr Unit off 2mA Unit on 4mA Valve Cycle 6mA 100 hours operating time 1sec 1sec cycles with fresh...

Page 25: ...he defective product with a comparable new unit at no charge to the Buyer or to refund the full purchase price In no event shall such allegedly defective products be returned to QED without its consent and QED s obligations of repair replacement or refund are conditioned upon the Buyer s return of the defective product to QED IN NO EVENT SHALL QED ENVIRONMENTAL SYSTEMS INC BE LIABLE FOR CONSEQUENT...

Page 26: ...ge If the return of a component is determined to be necessary QED will authorize the return of the component at owner s expense If the product proves not be defective within the terms of this warranty then all costs and expenses in connection with the processing of the Purchaser s claim and all costs for repair parts and labor as authorized by owner hereunder shall be borne by the Purch aser RESPO...

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Page 28: ... 100 200 300 400 400 500 600 700 125 150 150 120 175 200 200 225 Pump Depth ft Pump Depth ft Purge Time min ge i mi Pur T me n MP15 Purge Capacity Purge times based on 200 ml min flow rate full 5 LB CO2 cylinder consult QED for more detail 25 ...