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INST

RUCT

MANUAL

CVS4200 / BVS4300

Stationary Samplers

Revision: 6/16

C o p y r i g h t © 2 0 1 1 - 2 0 1 6

C a m p b e l l S c i e n t i f i c , I n c .

Содержание CVS4200

Страница 1: ...INSTRUCTION MANUAL CVS4200 BVS4300 Stationary Samplers Revision 6 16 C o p y r i g h t 2 0 1 1 2 0 1 6 C a m p b e l l S c i e n t i f i c I n c ...

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Страница 3: ...le and exclusive remedy under this warranty The Customer assumes all costs of removing reinstalling and shipping defective Products to CSI CSI will return such Products by surface carrier prepaid within the continental United States of America To all other locations CSI will return such Products best way CIP port of entry per Incoterms 2010 This warranty shall not apply to any Products which have ...

Страница 4: ... address is CAMPBELL SCIENTIFIC INC RMA _____ 815 West 1800 North Logan Utah 84321 1784 For all returns the customer must fill out a Statement of Product Cleanliness and Decontamination form and comply with the requirements specified in it The form is available from our website at www campbellsci com repair A completed form must be either emailed to repair campbellsci com or faxed to 435 227 9106 ...

Страница 5: ...e beginning work Wear a hardhat and eye protection and take other appropriate safety precautions while working on or around tripods and towers Do not climb tripods or towers at any time and prohibit climbing by other persons Take reasonable precautions to secure tripod and tower sites from trespassers Use only manufacturer recommended parts materials and tools Utility and Electrical You can be kil...

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Страница 7: ...list 7 5 Product Overview 7 5 1 Components 9 5 1 1 BVS4300 Sampler Components 9 5 1 2 CVS4200 Sampler Components 11 5 1 3 Sampler Vacuum System Components 13 5 2 Sample Container Options 15 5 3 Discrete and Composite Overview 15 5 3 1 Discrete Sampling 15 5 3 2 Composite Sampling 16 5 4 Sinker Strainer 16 5 5 Special Systems 17 5 5 1 5 8 in Systems 17 5 5 2 Sanitary Systems Teflon and Glass 18 5 5...

Страница 8: ...TART DELAY using External Contact 43 7 6 4 6 START DELAY using Level Control 44 7 6 5 Programming SAMPLE INITIATION 46 7 6 5 1 SAMPLE INITIATION Overview 46 7 6 5 2 SAMPLE INITIATION using Interval Time 47 7 6 5 3 SAMPLE INITIATION using Pulse Input 48 7 6 5 4 SAMPLE INITIATION using 4 20mA Input 50 7 6 5 5 SAMPLE INITIATION using External Contact 51 7 6 6 Programming PROGRAM TYPE 52 7 6 6 1 PROGR...

Страница 9: ...e tray 24 bottles 16 5 5 Composite two gallon bottle with lid 16 5 6 3 8 inch intake hose with lead sinker pn 27949 17 5 7 Stainless steel strainer pn 28442 17 5 8 Vertical loop for pressurized source 19 5 9 Flow through chamber for pressurized source 20 7 1 Battery performance curve 32 Tables 5 1 BVS4300 Component Descriptions 10 5 2 CVS4200 Sampler Component Descriptions 12 5 3 Vacuum System Com...

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Страница 11: ... water sampler please study Section 2 Precautions p 1 Section 3 Initial Inspection p 2 Section 4 QuickStart p 2 2 Precautions A noise free or clean line from primary power is highly recommended to supply the sampler Never run the sampler s power wiring in conduit containing phone lines or power wiring of other devices If possible site the sampler away from ac power lines Use a BVS4300 with a facto...

Страница 12: ...Adverse Conditions p 27 for more information 3 Initial Inspection Upon receipt of the CVS4200 or BVS4300 inspect the packaging and contents for damage File damage claims with the shipping company Immediately check package contents against the shipping documentation Contact Campbell Scientific about any discrepancies 4 QuickStart Please refer to Section 7 1 Use in Adverse Conditions p 27 if the sam...

Страница 13: ...using the quick deploy connector b Otherwise place the hose in warm water for a few minutes Slip the hose over the volume control tube and secure the hose using the clamp 2 Route the hose so that it has a near continuous slope from the sampler to the source liquid This keeps hose clear and fully drained 3 Place sinker strainer in source liquid The sinker strainer needs to be placed at a depth in w...

Страница 14: ...FIGURE 5 2 If the sampler has been provided with a refrigerator the power plug is also located here 2 Route cabling from external devices through the clearance holes and connect to the terminal block see FIGURE 4 2 Use shielded cables for wiring remote external functions and terminate the shield at the AC ground terminal on the sampler main terminal block or at the remote site but not both 3 Bring...

Страница 15: ...k or at the remote site but not both 5 Bring power from main distribution panel along a path that does not parallel any existing power wiring to motors solenoids or contactors When sampler power lines must cross existing power lines do so at right angles 6 Ensure that the wiring harness will not rub or catch in the slide mechanisms before sliding the instrument section back into the cabinet 7 Repl...

Страница 16: ...ich parameter you would like and adjust settings see Section 7 6 6 Programming PROGRAM TYPE p 52 Options COMPOSITE MULTI COMPOSITE CONSECUTIVE DAILY CYCLE TIMED STEP override Press ENTER twice PURGE TIME set how long sampler will purge between samples minimum of 10 seconds Using keys enter the purge time needed for application e g 100 ft draw at 5 ft sec 20 sec Press ENTER Press RESTART twice Samp...

Страница 17: ...Section 7 1 Use in Adverse Conditions p 27 5 Power requirements Check terminal strip connections Test all outside sources of sampler controls 5 Product Overview The BVS4300 and CVS4200 Stationary Samplers are automatic liquid samplers for water and wastewater applications CVS BVS Samplers are capable of gathering fluid automatically from a variety of sources including containers open channels sewe...

Страница 18: ...pler from another datalogger and is useful when full external control is desired Level control is the option to choose when the application has starts and stops for example using a float switch to trigger sampling when water is present then stop sampling when the water drops below the set level When sampling is initiated liquid travels through the intake tube into the metering chamber The amount o...

Страница 19: ...CVS4200 BVS4300 Stationary Samplers 9 5 1 Components 5 1 1 BVS4300 Sampler Components FIGURE 5 1 Diagrams of the BVS4300 basic unit 63 0 1600 mm ...

Страница 20: ...cial lid provided fastens the discharge tube to the sample container Weight prevents tube dislocation 10 Sample Container s The container s that the sample is deposited in can be made from a variety of materials shapes and sizes In discrete samplers there is a distributor arm that deposits samples into multiple containers 11 Cabinet Circulation Fan Optional fan for hot weather climates prolongs th...

Страница 21: ...CVS4200 BVS4300 Stationary Samplers 11 5 1 2 CVS4200 Sampler Components FIGURE 5 2 Diagrams of the CVS4200 basic unit ...

Страница 22: ...ocation 9 Sample Container The container that the sample is deposited into can be made from a variety of materials shapes and sizes Standard bottles are 2 or 5 gallon high density polyethylene HDPE 10 Instrumentation Section All instrumentation and wiring including pump are located in this section of the sampler protected from outside elements 11 Field Wiring Terminals Terminal block for field wir...

Страница 23: ...CVS4200 BVS4300 Stationary Samplers 13 5 1 3 Sampler Vacuum System Components FIGURE 5 3 Diagram of the CVS BVS vacuum system ...

Страница 24: ... the two rods it signals the controller to stop sampling and begin purging 9 Barrier Valve Prevents metering chamber overflow in case the liquid sensing rod fails for example completely coated with oils grease 10 Volume Control Tube Mechanically set the volume required for sample by using a wrench on the fitting at the base of this stainless steel tube 11 Metering Chamber Sample is drawn into cham...

Страница 25: ...with and without overflow 9 liter 2 3 US gallon Nalgene 9 liter 2 3 US gallon Nalgene with overflow 20 liter 5 US gallon Nalgene 20 liter 5 US gallon Nalgene with overflow 5 3 Discrete and Composite Overview 5 3 1 Discrete Sampling Discrete sampling is sampling wherein samples are taken into more than one container Inside of the refrigerator or cooling chamber on portable sampler units is a steppe...

Страница 26: ...fluent in one location It is also significantly less expensive than discrete sampling FIGURE 5 5 Composite two gallon bottle with lid 5 4 Sinker Strainer The intake hose includes either a lead sinker or stainless steel sinker strainer The sinker or sinker strainer is intended to keep the sample line fully submerged in the source liquid The stainless steel sinker strainer should be used in samples ...

Страница 27: ...e source liquid a 5 8 in ID system will help prevent clogging The added diameter adds 66 more volume to the entire system For a sampler to increase to a 5 8 in ID the following parts and components are changed to allow for more volume intake tube volume control tube all fittings metering chamber metering chamber lid discharge tube sample container cover and sinker or strainer The 5 8 in system is ...

Страница 28: ...ings Brass Stainless Steel Metering Chamber Acrylic Pyrex Metering Chamber Cover Delrin Teflon with Steel Bracing Ring Discharge Tube Latex Silicone Sample Container s HDPE or polypropylene PP Glass O Rings Buna N or Viton Silicone 5 5 3 Pressurized Source Special care must be taken in applications with back pressure so that the sampler does not become flooded Options for pressurized situations in...

Страница 29: ...urized line to a wet well or secondary pool and attach this component to it as shown in FIGURE 5 9 4 Configuring a Combination of Valves Using a combination of valves such as pressure reducing valves and ball valves previous customers have successfully managed to take samples under a certain amount of pressure without flooding the system ...

Страница 30: ...CVS4200 BVS4300 Stationary Samplers 20 FIGURE 5 9 Flow through chamber for pressurized source FLOW THROUGH CHAMBER MUST BE INSTALLED BELOW ELEVATION OF METERING CHAMBER TO AVOID FLOODING OF SAMPLER ...

Страница 31: ...d and viewable on a 2 by 16 character backlit LCD Vacuum technology benefits over peristaltic pump samplers o Accurate sample volumes o Rapid transport velocities mean more representative samples o Less disturbance of sample o Minimal wear on the tubing resulting in less frequent maintenance o Reduced cross sample contamination Compatible Dataloggers CR6 CR200 X series CR800 series CR1000 CR3000 C...

Страница 32: ...wder paint for corrosion resistance and lockable door with one set of keys Cold Weather Option Insulation with thermostatically controlled forced air heater Hot Weather Option Cabinet circulation fan s prolong life expectancy of refrigerator in hot settings Power Requirements Sampler DC Output 13 6 V 10 A AC Input 88 to 264 Vac 50 60 Hz 2 5 A max 3 A Refrigerator 115 Vac 60 Hz Small Fridge 1 3 A L...

Страница 33: ...enclosure upper control section only with polyester based powder paint for corrosion resistance Power Requirements Sampler DC Output 13 6 V 10 A AC Input 88 to 264 Vac 50 60 Hz 2 5 A max 3 A Refrigerator 115 Vac 60 Hz Small Fridge 1 3 A Large Fridge 2 A Operating Temperature 10 to 50 C 50 to 122 F Storage Temperature 30 to 60 C 22 to 140 F 6 3 Controller Specifications TABLE 6 3 Controller Specifi...

Страница 34: ...me setting or until liquid contacts level electrode in metering chamber Vacuum System pressure range is 14 to 20 psi which can be shown on the Optional Pressure Gauge ALARM OUTPUTS Independent Container Full Latched Any key resets NPN Sample Fault Latched Any key resets NPN Cycle Abandoned Pulsed NPN NPN sinking see Appendix A Principles of Operation p A 1 for details STATUS OUTPUTS Independent Sa...

Страница 35: ...316 stainless steel Intake Hose Material Nylon Reinforced PVC Discharge Hose Material Latex Refrigerator Small composite 4 4 cu ft adjustable to 4 C optional Large discrete 5 8 cu ft adjustable to 4 C glass door digital display optional 6 5 Sample Transport Velocity TABLE 6 6 Vertical Velocity System Size Height 0 m 0 ft 1 5 m 5 ft 3 1 m 10 ft 4 6 m 15 ft 5 5 m 18 ft 6 1 m 20 ft 6 7 m 22 ft 7 6 m ...

Страница 36: ... ft 76 2 m 250 ft 3 8 inch 2 16 m s 1 7 1 ft s 1 1 89 m s 1 6 2 ft s 1 1 71 m s 1 5 6 ft s 1 1 52 m s 1 5 ft s 1 1 22 m s 1 4 ft s 1 1 13 m s 1 3 7 ft s 1 0 79 m s 1 2 6 ft s 1 5 8 inch composite samplers only 1 52 m s 1 5 ft s 1 1 43 m s 1 4 7 ft s 1 1 31 m s 1 4 3 ft s 1 1 28 m s 1 4 2 ft s 1 1 13 m s 1 3 7 ft s 1 1 01 m s 1 3 3 ft s 1 0 73 m s 1 2 4 ft s 1 ...

Страница 37: ...rawing a sample above 0 6 m s 1 2 ft s 1 at 6 1 m 20 ft of vertical At 7 m 23 ft of vertical with 61 m 200 ft of intake tubing sampling may or may not be successful depending on altitude and other factors For more detailed information for your specific application please contact Campbell Scientific 7 Operation 7 1 Use in Adverse Conditions 7 1 1 Exhaust When the sampling sequence is in the suction...

Страница 38: ...d and or heated If the hose is positioned mostly vertical the most prone point of freezing is where the hose enters the frozen water source 7 2 Power Line Wiring Considerations A noise free or clean line from primary power is highly recommended to supply the CVS BVS sampler Never run wiring in the same conduit as the aforementioned or together with any telephone line s Bring power from main distri...

Страница 39: ...he pre purge cycle the system converts to a vacuum state drawing the sample through the intake hose into the metering chamber The system then pressurizes ejecting excess fluid back through the intake line until the predetermined sample volume is achieved The sample is then deposited under pressure into the sample container while the post purge again clears the intake line of any residual liquid Sh...

Страница 40: ...and charge level of either battery The frequency and the length of each sample cycle will also have an impact on how long the batteries will last 7 4 Operating Instructions 7 4 1 Sample Volume Adjustments Setting the desired sample volume is accomplished by adjusting the height of the volume control tube within the metering chamber The tube is mounted through the top of the chamber with a gland nu...

Страница 41: ...with an O ring surrounding the pressure vacuum port sealing the entry to the tubing and the pump where the fluid may cause serious damage This O ring Barrier Valve should be inspected regularly and replaced as necessary Due to the restriction of Wetted Materials such as stainless steel glass and fluorocarbons etc some models of the sampler do not contain this barrier valve In these units a seconda...

Страница 42: ...battery and can be maintained for many years under normal circumstances The battery is located on the top left hand side of the controller It is accessible by the removal of the clear cover and should be changed under powered conditions Since the controller is a low power device this uncovering can be safely done taking care that no conductive implement contacts sensitive circuit components If the...

Страница 43: ... arrow keys to be pressed to scroll through available options A single flashing digit prompts for a numeric key to be pressed When the desired option or number is shown on the display press the ENTER key 7 6 1 2 Real Time Clock The controller has two basic timing modes The simplest of these requires no maintenance it simply provides a heartbeat for various timed functions The other timing mode is ...

Страница 44: ...t on the program being executed at the time until the RESTART key is pressed twice To leave a programming sequence before entering it in memory press SET or VIEW and the sequence is aborted The ENTER key is used to complete either a VIEW or SET sequence where sub menu items are available Under the control of the VIEW key parameters are scrolled onto the display changing with each use of the ENTER ...

Страница 45: ...PLE INITIATION VIEW SET A sample program may be initiated and controlled by various internal and external parameters These parameters determine how the program will begin its actions and how the results will be recorded Options DISABLE INTERVAL TIME PULSE INPUT 4 20mA INPUT EXTERNAL CONTACT PROGRAM TYPE VIEW SET A sample program can be made to collect samples in a fixed style so that the results a...

Страница 46: ...erms Many of the functions available on the Touchpad have a variety of options to enhance their capabilities These options are programmable from the Touchpad and require only that the sampler have the correct equipment configuration to utilize them DISABLE The display showing disabled will reflect the status of any function not being used TIME DAY The basis for several timed functions is the Real ...

Страница 47: ...ELAY is not a single timed event The operation of the sampler after the level signal is verified will be controlled by whatever function is set in the SAMPLE INITIATION It will continue until the level drops or the function is terminated by the controller If the level drops before the function is finished any sample cycle already in progress will be completed and then the system will shut down unt...

Страница 48: ...ammed Timed interval has elapsed the controller will Step to a new container The Timed Step can be set for any interval up to 99 hours 59 minutes Progress of the step timer can be viewed by selecting View Program Type and pressing ENTER twice Thus you may view the REMAINING TIME or the step timing 7 6 4 Programming START DELAY 7 6 4 1 START DELAY Overview START DELAY is the function which will del...

Страница 49: ...ct to activate a sample program on demand This will generally be when external conditions have caused a relay to close requiring a sample program be started at that time This option is a special case of the external contact option The key difference is that the contact closure must be present for a pre programmed time thus enabling verification of the signal This will accommodate fluctuations as s...

Страница 50: ...press ENTER Any wrong entries will require re entry There are two methods of correcting a mistake The digit flashing wraps around and begins again at which time the correct entry may be pressed Alternately the arrow keys can be used to reposition the flashing prompt over the error which can then be replaced with the correct value The flashing prompt advances to the AM PM indicator Press the ARROW ...

Страница 51: ...ELAY using Pulse Input The following sequence of entries are made on the Touchpad to create a future starting time for the operation of the Sampler The ACTIVE SETTINGS are not being altered 1 Press the SET key 2 Press the START DELAY key 3 Press an ARROW key Continue until Pulse Input is shown on the display 4 Press the ENTER key The display will show a new screen containing the option title PULSE...

Страница 52: ...en a new value for START DELAY The new values reside in the NEW ENTRIES area of the controller memory To make these changes active press the RESTART key press it again to confirm your choice The controller will then wait until the required pulses have been received before starting its sampling program Summary of Sequence SET START DELAY ARROW S ENTER ENTER RESTART RESTART 7 6 4 4 START DELAY using...

Страница 53: ...eplace digits as required then press ENTER The display will echo the last entry with ENTERED Any wrong entries will require re entry If ENTER has not been pressed reposition the flashing prompt over the incorrect digit and replace it After ENTER has been pressed the entire entry must be redone from the beginning press SET The controller has now been given a new value for START DELAY The new values...

Страница 54: ...e new value resides in the NEW ENTRIES area of the controller memory To make this change active press the RESTART key press it again to confirm your choice The controller will then wait until it receives a contact closure at the External Start inputs on the terminal block before starting its sampling program Summary of Sequence SET START DELAY ARROW S ENTER RESTART RESTART 7 6 4 6 START DELAY usin...

Страница 55: ...shing prompt to the next digit Press a second number key 0 9 Repeat this procedure if number is wrong until desired time is displayed Press the ENTER key The display will echo the last entry with START DELAY ENTERED The controller has now been given a new value for START DELAY The new values reside in the NEW ENTRIES area of the controller memory To make these changes active press the RESTART key ...

Страница 56: ...mming will be the first to appear on the display The display showing disabled will reflect the fact that the function is not being used Sampler operation can be started at uniform intervals This option allows an interval time to be set between sample cycles This option will allow the controller to determine the SAMPLE INITIATION based on external pulses Pulses fed to an internal accumulator in the...

Страница 57: ...termine the time from the start of a sample cycle to the start of the next sample cycle No time is lost during the actual sample cycle The ACTIVE SETTINGS are not being altered 1 Press the SET key 2 Press the SAMPLE INITIATION key 3 Press an ARROW key Continue until Interval Time is shown on the display 4 Press the ENTER key When setting the time a flashing digit prompts for input from a numeric k...

Страница 58: ...side in the NEW ENTRIES area of the controller memory To make these changes active press the RESTART key press it again to confirm your choice The controller will then wait the designated time before taking a sample Summary of Sequence SET SAMPLE INITIATION ARROW S ENTER ENTER RESTART RESTART 7 6 5 3 SAMPLE INITIATION using Pulse Input The following sequence of entries are made on the Touchpad to ...

Страница 59: ...Replace digits as required then press ENTER The display will echo the last entry with ENTERED Any wrong entries will require re entry If ENTER has not been pressed reposition the prompt over the incorrect digit and replace it After ENTER has been pressed the entire entry must be redone from the beginning press SET The controller has now been given a new value for SAMPLE INITIATION The new values r...

Страница 60: ...hown on the display 4 Press the ENTER key The display will show a new screen containing the option title 4 20mA INPUT on the top line and a 7 digit number with the leftmost digit flashing as a prompt for input The 4 20mA input will be converted by the controller to pulses proportional to the span of the input at the rate set in the specifications To set the number of pulses required to be input be...

Страница 61: ...es active press the RESTART key press it again to confirm your choice The controller will then wait until the required pulses have been received before taking a sample Summary of Sequence SET SAMPLE INITIATION ARROW S ENTER ENTER RESTART RESTART 7 6 5 5 SAMPLE INITIATION using External Contact The following sequence of entries are made on the Touchpad to form a basic operating parameter for operat...

Страница 62: ...ram A variety of options are available These options are programmable from the Touchpad and require only that the sampler have the correct equipment configuration to utilize them The basic function of the PROGRAM TYPE is to determine the movement of the distributor The program option which determines that all the samples that are gathered will be placed in a single container The sampler program te...

Страница 63: ...mming is done This option will cause the sampler to step to a new container regardless of the status of the SAMPLE INITIATION setting For example the actual sampling may be under the control of a flowmeter and taking samples based on the flow rate as determined by pulses or 4 20mA input to the controller When the user programmed timed interval has elapsed the controller will step to a new containe...

Страница 64: ...ompt by using the digits 0 9 on the Touchpad Each new entry will automatically advance the prompt to the next location In this way the entire 7 digit number can be changed The ARROW keys can be used to skip already correct digits in either direction When the 9 digit number is correctly entered press ENTER The display will echo the last entry with PROGRAM TYPE ENTERED The controller has now been gi...

Страница 65: ... on the display for storage in a single container or a multiple container 4 Press the ENTER key The display will respond with the message DAILY CYCLE Total Bottles nn The two digits will be flashing as a prompt they can be changed using the arrow keys Press ENTER The second line of the display will change to show a day of the week The first day displayed will be the day the programming is being do...

Страница 66: ...he Total bottles 00 entry The display will echo the last entry with PROGRAM TYPE ENTERED The controller has now been given a new value for PROGRAM TYPE The new value resides in the NEW ENTRIES area of the controller memory To make these changes active press the RESTART key press it again to confirm your choice The controller will then be set to perform as a Daily Cycle Sampler in conjunction with ...

Страница 67: ...o show a day of the week The first day that shows will be the day the programming is being done Following the day of the week will be a flashing single digit which is the prompt for a numeric input Using the number keys 0 9 enter the number of bottles to be utilized on the first day In this application this will be set to 2 Press ENTER This will register the value for the displayed day and change ...

Страница 68: ...it again to confirm your choice The controller will then be set to perform as a Dual Station Sampler in conjunction with the parameters programmed under the START DELAY and SAMPLE INITIATION variables Summary of Sequence SET PROGRAM TYPE ARROW S ENTER ARROW S ENTER ENTER ENTER ENTER ENTER ENTER ENTER ENTER RESTART RESTART 7 6 6 5 PROGRAM TYPE Consecutive The following sequence of entries are made ...

Страница 69: ...er the first digit is entered the second digit will flash prompting for the remaining digit of the entry The sampler will repeat this quantity each time the sampling is initiated until the Total Bottles setting is reached Press ENTER The display now reads PROGRAM TYPE ENTERED The controller has now been given a new value for PROGRAM TYPE The new value resides in the NEW ENTRIES area of the control...

Страница 70: ...Bottles nn The two digits nn will be flashing indicating they can be changed by scrolling with the arrow keys Press ENTER The display now reads nn Cycles per bottle A previously set value is displayed One of the digits is flashing prompting for a numeric entry Using the number keys 0 9 select the number of times the same bottle will be used at the times determined by the programming enter the numb...

Страница 71: ...ion with the parameters programmed under the START DELAY and SAMPLE INITIATION variables Summary of Sequence SET PROGRAM TYPE ARROW S ENTER ENTER ENTER RESTART RESTART 7 6 6 7 PROGRAM TYPE Timed Step The following sequence of entries are made on the Touchpad to describe how the Sampler controller is to store the samples it takes in the hardware specified in its configuration The ACTIVE SETTINGS ar...

Страница 72: ...LE INITIATION settings The program will repeat this action at the set interval except during an ongoing sample cycle when it will advance the stepper after the sample cycle is complete Press ENTER The display now reads PROGRAM TYPE ENTERED The controller has now been given a new value for PROGRAM TYPE The new value resides in the NEW ENTRIES area of the controller memory To make these changes acti...

Страница 73: ... a Pinch Valve that squeezes shut the discharge tube even during an inactive state this model is termed as normally closed Should the tubing be shut only when the Pinch Valve is energized it is termed normally open This is the ONLY setting for the PVS samplers This feature will enable or disable the ability of the controller to cease operations when it encounters repeated difficulties in the drawi...

Страница 74: ...The position information is relative to the original position of the arm at the beginning of the program start Note There is no physical Bottle 1 any bottle can be determined to be 1 at the beginning of a sample program The following selections are all available under the maintenance heading and are all for VIEWing only To check any of these values or perform any tests press VIEW then OTHER OPTION...

Страница 75: ...a time date response in the form of 01 23 AM SUN 01 Jan 92 The flashing digits are changed if necessary by use of the number keys 0 9 in the same manner as a standard watch in the HH MM format Maximum values are 01 12 for the hours pair and 00 to 59 for the minutes However each digit is set separately Press ENTER The display will shift its flashing prompt to the AM PM pair Since both characters ar...

Страница 76: ... The date as entered is now checked by the internal clock An invalid date will return the prompt to the beginning of the date setting after an error message is displayed It can then be corrected and re entered The display now reads CLOCK ENTERED The controller has now been given a new value for the REAL TIME CLOCK The new value is in use immediately once set Summary of Sequence SET OTHER OPTIONS A...

Страница 77: ...n seconds that will represent the basic purge time Multiples of this time may be used by the controller to facilitate the removal of obstructions in the inlet hose Press ENTER The display now reads PURGE TIME ENTERED The controller has now been given a new value for PURGE TIME The new value resides in the NEW ENTRIES area of the controller memory To make these changes active press the RESTART key ...

Страница 78: ...bar determining vacuum pressure modes in the sampler operation This is a factor usually set at the factory because it relates directly to the equipment specification It is alterable only to facilitate the use of the controller in plants that have a variety of equipment configurations The display will show the response PINCH VALVE Normally Open Closed All the characters on the bottom line are flash...

Страница 79: ...tings Summary of Sequence SET OTHER OPTIONS ARROW S ENTER ARROW S ENTER RESTART RESTART 7 6 7 5 OTHER OPTIONS Fault Shutdown The following sequence of entries are made on the Touchpad to describe how the Sampler controller is to operate some of the hardware specified in its configuration The ACTIVE SETTINGS are not being altered 1 Press the SET key 2 Press the OTHER OPTIONS key 3 Press an ARROW ke...

Страница 80: ...e controller has now been given a new value for FAULT SHUTDOWN The new value resides in the NEW ENTRIES area of the controller memory To make these changes active press the RESTART key press it again to confirm your choice The controller will then be set to perform in conjunction with the parameters programmed under the START DELAY SAMPLE INITIATION and PROGRAM TYPE settings Summary of Sequence SE...

Страница 81: ...VIEW START DELAY ENTER ENTER SAMPLE INITIATION Press the VIEW key Press the SAMPLE INITIATION key Sequence VIEW SAMPLE INITIATION ENTER ENTER PROGRAM TYPE Press the VIEW key Press the PROGRAM TYPE key Sequence VIEW PROGRAM TYPE ENTER ENTER OTHER OPTIONS Press the VIEW key Press the OTHER OPTIONS key Use ARROW keys to navigate to desired option on the flashing display Press ENTER to view Available ...

Страница 82: ...display will show the START DELAY programming Continuously pressing the ENTER key will display all of the active program selections and return to the original display Sequence VIEW ACTIVE SETTINGS ENTER S NEW ENTRIES Press the VIEW key Press the NEW ENTRIES key If no NEW ENTRIES have been made the display will show No New Entries View Active Set If new parameters have been set but the unit hasn t ...

Страница 83: ...ow a countdown of incoming pulses decreasing from the programmed value Only available when either START DELAY or SAMPLE INITIATION are using their Pulse Input options or pulses generated by the 4 20mA input option The information is updated continuously and can be left on the display as a progress indicator Sequence VIEW REMAINING PULSES REMAINING TIME Press the VIEW key Press the REMAINING TIME k...

Страница 84: ...amples taken should read 0 b Remaining time should be counting down from 2 minutes 6 Sampling should begin when remaining time indicator reaches 0 7 Upon completion of sample view the following displays a Samples taken should read 1 b Remaining time should be counting down from 5 minutes 8 Press MANUAL PURGE Press again to confirm 9 Press MANUAL ADVANCE Press again to confirm 10 Press MANUAL SAMPL...

Страница 85: ...ive PURGE CYCLE OPERATIVE NO SUCTION Pinch valve may not be closing the discharge hose with sufficient force to ensure an adequate seal Increase tension by tightening the lock nuts on the pinch valve tension springs and or replace discharge hose a Check air lines metering chamber O rings and fittings for leakage b Solenoid valve clogged or not working c Intake tube not below water level SAMPLER HA...

Страница 86: ...lution of two tablespoons of baking powder per quart of water Rinse and wipe dry Do not use soaps detergents scouring powder spray cleaners or the like on the interior liner as it may cause odors in the refrigerator compartment 4 Wipe the exterior surface with a soft cloth dampened with soapy water and then dry with another soft cloth Common appliance spray cleaner may be used for exterior only Us...

Страница 87: ... connector with care 3 Locate the battery holder on the normal left side of the circuit board The battery is a 1 2 cylinder about 1 in length The positive end of the battery has a raised button Note the button s relative position in the holder It should be pointing away from the display side of the board 4 Place new battery in holder noting position of button with respect to the polarity indicator...

Страница 88: ...CVS4200 BVS4300 Stationary Samplers 78 ...

Страница 89: ...rs to the type of transistor used to act as a switch in this type of solid state sensor Switching Methods Sourcing PNP The Sourcing method connects or switches one side of the load to the positive side of the power supply The negative side is connected directly to the other side of the load as shown PNP refers to the type of transistor used to act as a switch in this type of solid state sensor Sen...

Страница 90: ......

Страница 91: ...ard 3 8 in ID per foot 26926 PVC Standard 5 8 in ID per foot INTAKE TUBE WITH SINKER STRAINER 27949 26 02 01 PVC 3 8 in ID 25 ft with Lead Sinker 26925 L50 E1 26 02 01 050 PVC 3 8 in ID 50 ft with Lead Sinker 26925 L100 E1 26 02 01 100 PVC 3 8 in ID 100 ft with Lead Sinker 26925 L150 E1 26 02 01 150 PVC 3 8 in ID 150 ft with Lead Sinker 26926 L25 E1 26 02 02 PVC 5 8 in ID 25 ft with Lead Sinker 26...

Страница 92: ...06 Metering Chamber Cover 3 8 Teflon 28394 50 21 07 Metering Chamber Cover 5 8 Teflon 26919 23 03 04 Volume Control Tube 5 8 System 0 5 L 27939 23 37 02 Liquid Sensing Rod for Metering Chamber 1 L 26908 28 05 02 O ring Metering Chamber Buna N 26910 28 05 03 O ring Barrier Valve Viton VACUUM PUMP 28333 32 01 01 Vacuum Pump 12 Vdc 28009 32 02 05 Pump Assembly including solenoids and fixtures 12 Vdc ...

Страница 93: ...12 Vdc 28012 50 02 13 Pinch Valve Assembly 12 Vdc All Systems 27826 28 11 41 Quick Connector Assembly 3 8 in System 27998 28 11 42 Quick Connector Stem SS 1 2 in MANUAL Hard Copy of Manual 26950 Battery 12 Vdc 17 Ah Sealed Rechargeable 28337 55 15 23 Power Supply 13 6 Vdc 10 5 A 110 to 240 Vac ...

Страница 94: ...Appendix B Parts List B 4 ...

Страница 95: ...lowing formula 1 Calculate Q Q Average flow rate divided by the maximum flow rate Rate Flow Maximum Rate Flow Average Q 2 Calculate t minute per volume Average samples between Volume t t is the number of minutes per sample you would like for an average flow rate Either choose how long between samples you d like for average flow or calculate based on volume above 3 Multiply Q x t x 100 100 pulses a...

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Страница 98: ...Rua Apinagés nbr 2018 Perdizes CEP 01258 00 São Paulo SP BRASIL www campbellsci com br vendas campbellsci com br Campbell Scientific Canada Corp 14532 131 Avenue NW Edmonton AB T5L 4X4 CANADA www campbellsci ca dataloggers campbellsci ca Campbell Scientific Centro Caribe S A 300 N Cementerio Edificio Breller Santo Domingo Heredia 40305 COSTA RICA www campbellsci cc info campbellsci cc Campbell Sci...

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