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Hach SIGMA 900 User's Manual

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1. 1 Ken MANUEL T ED CORE Toe d NI j o cm EL 0 A 10 C 20 C 30 C 40 C 3 6 9 12 15 18 0 0 8544apdx_batteries fm Storage Time months Page 45 Batteries and Chargers Appendix B Table 3 Lead Acid Battery Storage Recommendations Storage Temperature Maximum Recommended Storage Time 0 to 20 C 12 months 21 to 30 C 9 months 31 to 40 C 5 months 41 to 50 C 2 5 months Nickel Cadmium Batteries Nickel cadmium batteries provide superior power capabilities when used at low temperatures They also perform a higher number of charge discharge Note The use of chargers other than those provided by the manufacturor for use with these batteries is not recommended and may damage the battery or shorten its life Page 46 Batteries and Chargers cycles than lead acid batteries Maintenance Nickel cadmium cells are of a sealed construction They contain no free electrolyte and in most cases require no service or maintenance other than recharging Charging Charge new nickel cadmium batteries prior to use due to their self discharge rate Nickel cadmium cells are designed to be fully charged using a nickel cadmium battery charger within 14 to 16 hours Do not exceed 16 hours or you may damage or shorten the life of the battery The charge rate is 400 mA dc Storage At room temperature the self discharge rate of nickel
2. Fax 31 0 3 44 63 11 50 info O hach lange nl Spain Portugal Hach Lange S L U c Araba 45 Apdo 220 E 20800 Zarauz Guipuzcoa Tel 34 9 43 89 43 79 Fax 34 9 43 13 02 41 info O hach lange es Sweden Hach Lange AB Vinthundsv gen 159A S 128 62 Sk dal Tel 46 0 8 7 98 05 00 Fax 46 0 8 7 98 05 03 info O hach lange se Switzerland Dr Bruno Lange AG Juchstrasse 1 CH 8604 Hegnau Tel 41 0 1 9 45 66 10 Fax 41 0 1 9 45 66 76 info O hach lange ch Section 8 Limited Warranty Hach Company warrants its products to the original purchaser against any defects that are due to faulty material or workmanship for a period of one year from date of shipment unless otherwise noted in the product manual The sc100 Controller is warranted for two years from the date of shipment In the event that a defect is discovered during the warranty period Hach Company agrees that at its option it will repair or replace the defective product or refund the purchase price excluding original shipping and handling charges Any product repaired or replaced under this warranty will be warranted only for the remainder of the original product warranty period This warranty does not apply to consumable products such as chemical reagents or consumable components of a product such as but not limited to lamps and tubing Contact Hach Company or your distributor to initiate warranty support Products may not be returned without authorization
3. Tips and Techniques for Programming the Instrument 85440perations fm Section 4 4 3 Setting the Time and Date Before programming the sampler for the first time check the real time clock and date settings Note When setting the time and 1 date the key causes the display to back up to the previously flashing character 4 4 Bottle Setup Mode Check the real time clock and date settings by pressing TIME READ The display will show the time and date for several seconds 10 35 AM 240CT00 If the time or date are not correct press TIME SET The time and date will appear on the display with the hour flashing Press the appropriate numerical key s for the correct hour When the correct hour flashes on the display press YES This will cause the minutes to flash on the display Using the same procedure select the correct minutes and press YES The am pm indicator will flash If the desired indicator is flashing on the display press YES If the desired indicator is not flashing press NO This will cause the other indicator to flash Press YES The month will begin to flash Select the correct day month and year using the same procedure as you used to set the time After the correct year has been entered the display will read Synchronize Time enter at Time Pressing YES will start the clock The display will read Clock is Now Set When programming the sampler for the first time you must first access the bottle set
4. 900 Composite Sampler is not approved for use in hazardous locations as defined in the National Electrical Code DANGER Although some Hach products are designed and certified for installation in hazardous locations as defined by the National Electrical Code many Hach products are not suitable for use in hazardous locations It is the responsibility of the individuals who are installing the products in hazardous locations to determine the acceptability of the product for the environment Additionally to ensure safety the installation of instrumentation in hazardous locations must be per the manufacturer s control drawing specifications Any modification to the instrumentation or the installation is not recommended and may result in life threatening injury and or damage to facilities Safety Information 8544intro fm 2 4 4 Confined Space Entry 8544intro fm Section 2 DANGER Bien que certains produits Hach soient concus et certifi s pour tre install s dans des endroits dangereux tels que d finis par le National Electric Code de nombreux produits Hach ne conviennent pas pour de tels endroits Il rel ve de la responsabilit des personnes qui placent les produits dans des endroits dangereux de d terminer s ils sont adapt s cet environnement En outre des fins de s curit le placement de machines dans des endroits dangereux doit s effectuer dans le respect des consignes des sch mas de contr le du fabricant Toute modif
5. Always note each connector location before unplugging anything Re installing a plug into the wrong connector can cause extensive damage Note The front panel gasket has a light coating of grease to help assure a watertight seal Do not contaminate the grease or gasket area with dirt or debris during servicing Always replace the gasket if it is damaged or missing Never reassemble the case without the gasket properly installed 5 7 Re installing the Bottom Panel Note Always follow the procedure below when re installing the 900 bottom panel Improper panel installation may result in damage to the instrument 1 Hand tighten each nut until it makes contact with the panel 2 Tighten the nuts in sequence shown in Figure 9 to 5 in Ib 0 56 N m 3 Repeat the tightening procedure in the same sequence to 10 in Ib 1 13 N m Figure 9 Tightening the Nuts on the Bottom Panel 1 10 O 9i OIN _ 90 17 M 16 0 7 15 6 14 Page 34 Re installing the Bottom Panel 8544Maintenance fm Section 5 5 8 Internal Desiccant Module The Internal Desiccant Module Cat No 787 consists of a moisture absorbent material inside a poly bag If the humidity indicator on the front panel turns pink replace the module and the back panel perimeter gasket The desiccant module is located under the CPU board Note The desiccant module cannot be recharged by heating Do not attempt to bake the desiccant module in an oven
6. START If you press YES the sampler operates as described in Mode 1 If you press NO the display shows item number 4 3 LEVEL START STOP If you press YES the sampler operates as described in Mode 2 If you press NO the display shows item number 5 4 SAMPLE ON LEVEL If you press YES the sampler operates as described in Mode 3 If you press NO the display shows item number 1 Note In addition to the liquid level actuator a Multi purpose Half cable Cat No 941 or 541 may be used to connect the sampler to any controlling device which produces a dry contact closure upon a predetermined conditions For example a pH meter with adjustable high low set points can be used to control sampler operation in any of the three level auxiliary control modes 4 10 Other Displayed Messages Message Description of Message YES NO or TO BACKUP This message appears if a key other than YES or NO is pressed and the displayed message is followed by a question mark while in the Parameter Entry Programming Running or Time Set modes WHILE RUNNING KEY 0 1 20NLY This message appears if a key other than 0 1 or 2 is pressed while the program is running The program must be halted press the 2 key before any manual operations are performed such as Bottle Advance Pump Purge Take Sample New Program etc REVIEW RESULTS This message appears if DISPLAY FEEDBACK is pressed and the sample program has been halted A YES resp
7. Section 3 Figure 6 4 20 mA Interface and Pulse Duration Input To Auxillary Connector 2021 02022 02023 For details on programming the sampler for flow proportional operation refer to SECTION Splitter Interface This splitter interface Cat No 939 can be used if access to more than one of the Auxiliary Receptacle functions is required simultaneously Connecting the interface to the 6 pin connector on the sampler provides three additional connectors for use Two or more interfaces may be connected in series to allow for as many connections as desired Figure 7 Splitter Interface Page 19 8544install fm Auxiliary Connection Visit http www hach com Section 4 Operation 4 1 Keypad and Key Functions Figure 8 shows the 18 position keypad and 24 character alphanumeric display Button Function ON Energizes Sampler OFF De energizes sampler and halts program in progress Initiates the sampling program and resets all counts to zero including datalogger When the START PROGRAM button is pressed all recorded data program entries and collected sample times dates are erased from memory Always download recorded data
8. before pressing START PROGRAM NEW PROGRAM Allows input of new sample program programming choices appear on display START PROGRAM Causes a positive response when a question appears on display accepts new programmed YES ENTER 5 value or previously entered value Causes a negative response when a question appears on display in standby state the NO PASS software revision number is displayed Erases program value shown on display when held for two seconds permits enable disable a ENTRY of level actuation auxiliary control DISPLAY FEEDBACK Displays program status and a review of the program Stops sampler program and places in standby state When started press this key prior to CHANGEMALT making any program change and before pressing keys 4 5 6 7 8 9 and NEW PROGRAM RESUME PROGRAM Causes the program to continue from the point at which it is halted BOTTLE ADVANCE Feature not available with this model PUMP Manual Mode Pumps sample liquid pump forward when held Pump stops when released PURGE Manual Mode Purges sample liquid pump reverse when held Pump stops when released Stops pump when using PUMP LOCK see When held for 3 seconds with sampler in a STOP PUMP Manual Mode standby state permits selection of other languages TAKE SAMPLE Initiates sample cycle independent of program TIME SET Allows setting real time and date Causes real time and date to appe
9. cadmium batteries can be as high as 2 per day When charged cells have been stored for a long period of time or at an elevated temperature a change starts to take place in the negative probe The structure changes so that it is less reactive than a fresh cell This structure will return to normal after one or two charge discharge cycles Batteries that have been stored for extended periods of time longer than one week should be fully charged prior to use Nickel cadmium cells can be stored for extended periods of time in either a charged or discharged condition without significant degradation in their performance However after long storage periods the battery pack may require a few charge discharge cycles to restore its full capacity Table 4 Nickel Cadmium Battery Storage Recommendations Storage Temperature Maximum Recommended Storage Time 20 to 30 C 9 months 30 to 40 C 5 months over 40 C 3 months 8544apdx_batteries fm Appendix C Exploded View Drawings Exploded View 1 of 6 8544apdx_engdraw fm 4 5 Item Number Description QTY Part Number 1 Pump Assembly 1 1075 2 Overlay 1 906 3 Pump Tube Insert 1 2441 4 Hex Nut 4 SE 403 5 Threadlock 4 SE 957 6 Flat Washer 4 SE 400 Page 47 Exploded View Drawings Appendix C Exploded View 2 of 6 6 Item Number Description QTY Part Number 1 Latch 1 2
10. controller operated on 12 V dc which is supplied by an optional ac dc power converter and or battery Note Make sure both rubber hold The power supply or battery is placed in the compartment located directly downs are attached to the clips at behind the controller Pull the rubber hold downs up and over the clips at each each end of the power supply end of the power supply or battery to hold it in place The short 2 pin cable on the power supply or battery connects the controller receptacle labeled 12 V dc Batteries available from the manufacturer include a lead acid gel battery and nickel cadmium Ni Cad battery Cat No 1416 The 120 V ac to 12 V dc power converter Cat No 1440 includes a built in lead acid battery charger The Power Converter Cat No 1443 contains a charger for Ni Cad batteries 230 V ac and 12 V dc power converters Cat No 1441 are also available but do not come equipped with a built in battery charger Stand alone wall mount chargers are also available See APPENDIX for details on batteries and battery charging Important Whenever electricity is present there is a possibility of electrical shock Before connecting the sampler to an ac power source the following safety precautions should be taken e Check the power source to make sure that it satisfies the ac power requirements of the sampler e Make sure that all electrical installations and connections are in accordance with national and local
11. electrical codes Page 16 Power Connections 8544install fm 3 9 12 Vdc Section 3 e Before performing any maintenance disconnect the sampler from the power source Do not attempt to make any connection or otherwise handle the electrical components of the sampler when connected to ac line power if the immediate area is wet or if hands or clothing are wet e Ifthe circuit breaker or fuse in the ac power source is tripped determine the cause before restoring power to the sampler e Make sure the power circuit is grounded and protected with a Ground Fault Interrupter GFI This connection is for supplying power to the sampler controller electronics Power is normally supplied to the sampler controller electronics from either a battery or a power supply located in the pocket directly behind the sampler controller housing In the event of a power outage an optional 12 V dc battery backup is available Cat No 1803 This power backup maintains power to the sampler when ac power fails Table 1 12 V dc Connector Pin Assignments Pin Signal Description A ground B 12 to 17 V dc unregulated 3 10 Auxiliary Connection The auxiliary interface connector is a general purpose input output port Each signal is described in Table 2 Table 2 Auxiliary Pin Assignments Pin Signal Description Wire Color Purpose Rating This pin can be used to power an external device o
12. routine lubrication Do not lubricate the pump tube with petroleum jelly silicone grease oil or any other lubricant as this will substantially reduce the life of the pump tube and roller assembly 5 2 Pump Tubing Maintenance 5 3 Upgrades Repairs General Maintenance 5 4 Electrostatic Discharge ESD Considerations 5 5 Internal Maintenance Items The following item requires access to the inside of the case for repairs e Internal desiccant module RAM memory battery 5 6 A Removing and Opening the Controller CAUTION To remove the controller from the controller center section Always power the unit OFF and then disconnect all cables from 1 Turn the unit off by pressing the OFF key the 900 Composite sampler before removing the controller 2 Disconnect and remove all cables to the controller housing including the distributor full bottle shutoff cable 3 Disconnect all tubing Page 33 8544Maintenance fm Maintenance Section 5 4 Place the controller face down on a cloth covered workbench to prevent scratching the front panel 5 Inside the Center Section remove the four screws that fasten the Controller 6 Lift the Center Section off the controller 7 Remove the 17 screws from around the perimeter of the controller back panel 8 Carefully pull open the bottom panel and let the attached connectors swing out of the way 9 If necessary for the repair being performed unplug the appropriate connectors
13. to remove the moisture as this could be a fire hazard 5 9 Circuit Board Identification Figure 10 shows the 900 Composite Sampler circuit board including Placement of all connectors EPROM location Lithium Memory Battery Desiccant Module installation Figure 10 Circuit Board Description 4 LY oO O O Em CO 900 Main Circuit Board elo N 4 O GN Q 0 OM a a e N as La Q fy T 2 Kae le SE O on e Q O O e 8544Maintenance fm Page 35 Internal Desiccant Module Section 5 Lithium Memory Battery 5 10 Motor Gear Box 1 Desiccant module slides under circuit board 6 J5 Distributor Full Bottle Shut off 2 J8LCD Display 7 J212Vdc 3 J6 Auxiliary 8 J3Fuse 4 J1 Liquid Sensor 9 J4 Motor 5 10 J9 Keypad The motor gear box requires no regular maintenance The special formulation gears are self lubricating and require no oil or grease 5 11 Internal Case Humidity Indicator After replacing the desiccant module and re sealing the case the Internal Case Humidity indicator disc Cat No 2660 should return to its original blue color Replace the indicator disc if it fails to return to blue after replacing the desiccant module To replace the indicator disc remove the bottom panel that is held in place by a small clip and scr
14. 000 gallons of flow etc while others have a fixed output In either case the contact closure signal is sent more frequently for high flow rates and less frequently for low flow rates The sample frequency will increase as the flow rate increases and likewise will decrease as the rate of flow decreases thus taking samples in proportion to flow rate To connect the sampler to a flow meter use Signal Cable Cat No 940 or 540 To connect another brand of flow meter use the Open ended Signal Cable Cat No 941 or 541 A contact closure input signal corresponds to Pins A and C on the Flow Meter Auxiliary receptacle and signal cable connector The signal cable wires are white and yellow respectively Polarity is not important unless the same closure signal is sent to more than one sampler 4 20 mA Input An optional interface unit is available Cat No 2021 which converts a 4 20 mA flow meter output into a 12 V dc pulses At 20 mA 100 flow rate the interface sends ten pulses per minute at 4 mA 0 flow rate the interface sends zero pulses The interface has a 0 9 m 3 ft cable with connector on one end and a 3 m 10 ft cable with two open wire leads on the other Insert the connector into the sampler receptacle labeled AUXILIARY located on the left side of the control housing For the 3 m 10 ft cable the wire with clear insulation is POSITIVE and the wire with black insulation is NEGATIVE 8544install fm
15. 279 2 Keypad Cable Assembly 1 8586 3 Screw 6 SE 340 4 CPU PCB Assembly 1 8921 5 900 Controller Cover 1 8611 6 PCB Shield Plate 1 8624 Page 48 Exploded View Drawings 8544apdx_engdraw fm Exploded View 3 of 6 OPEN HOLES TO 0 265 THRU 4 PCS Appendix C 8544apdx_engdraw fm 11 10 TUN Description org SC M Description QTY as 1 900 Controller Case 1 8619 16 O ring Lubricant 1 SE 1048 2 Hex Nut 4 SE 701 17 Mounting Plate 1 2547 3 Screw Threadlock SE 957 2 SE 747 18 Auxiliary Cable Assembly 1 8913 4 PCB Assembly 1 8538 19 Connector Cap 1 2859 5 Screw 2 SE 747 20 Screw 12 SE 229 6 Threadlock 2 SE 957 21 Slow Blow Fuse 5A 250 V 1 8753 7 Ultrasonic Sensor Gasket 1 8609 22 O ring 1 3321 8 Retainer Plate 1 2548 23 Fuse Holder 5 x 20 mm 1 3320 9 Retainer Plate Gasket 1 2550 24 O ring 1 3319 10 Hex Nut 1 SE 701 25 Fuse Mounting Plate 1 8540 11 Humidity Indicator Overlay 1 4319 26 Mounting Plate Gasket 1 2556 12 Retainer Plate 1 2554 27 O ring Lubricant 1 SE 1048 13 O ring Lubricant 1 SE 1048 28 Mounting Plate 1 2555 14 Retainer Plate Gasket 1 2557 29 Fuse Holder Cable Assy 1 3146 15 Mounting Plate 1 2549 Page 49 Exploded View Drawings Appendix C Exploded View 4 of 6 8611 ORILL FIXTURE FOR DISTRIBUTOR CABLE LOCATION DRILL 4 687 HOLE AT LOCATION C ON MUS Description QTY u D
16. 48 hour period Maximum Flow Rate 1 cfs a 2 880 minutes 1 Calculate Q Average Flow Rate _ 0 25 cfs _ 0 25 cfs Maximum Flow Rate 1 cfs 2 Calculate t t 2 _ _2 880 min n 30 samples 3 Multiply Q x t 96 min sample 0 25 cfs x 96 min sample 24 Therefore the value entered for INTV2 CNTSis 24 You will notice from the previous five examples that the average and maximum flow rate can be expressed in any units i e mgd gpm cfs etc However express the average and maximum flow rate in the same units for any given situation Page 31 Flow Proportional Operation Visit http www hach com Section 5 A Maintenance DANGER Only qualified personnel should conduct the installation tasks described in this section of the manual 5 1 Cleaning the Sampler 5 1 1 Cleaning the Sampler Housing The interior and exterior sampler housing may be cleaned with a damp sponge and mild detergent Do not use abrasive cleaners 5 1 2 Cleaning the Sample Bottles Clean the bottles using a brush and water with mild detergent followed by a fresh water rinse and a diluted water rinse Glass bottles may also be autoclaved 5 1 3 Cleaning the Intake Tubing and Pump Tubing Clean the tubing by pumping water with mild detergent or other cleaning solution through the tubing using the peristaltic pump in Manual Pump Mode Press the MANUAL MODE soft key 5 1 4 No Lubrication Required The 900 Composite Sampler does not require
17. D Catalog Number 8544 Sigma 900 Composite Sampler INSTRUMENT MANUAL Hach Company 2003 All rights reserved Printed in the U S A eac 07 03 2ed Visit http www hach com Table of Contents Section 1 Specifications a o cada p aA 5 Section 2 General Information oomen te einen 7 2 1 Instrument RT de ue 7 2 2 InterfaGe Connectors Lt 7 2 2 1 Receptacle Caps A 7 2 3 Frorit TR 8 2 9 1 Keypad and Display coca et eee be o il ense vtile eina dde eta 8 2 3 2 Humidity Indicators visa nada es 8 2 4 Safety Informatico A A te 9 2 4 1 Use of Hazard Intormaton nen 10 2 4 2 Precautionary Labels A DER ved te ee Er 10 2 4 3 Hazardous Localtions ur ee E 10 2 4 4 Confined Space Entry ricino 11 2 4 5 Definition of Confined Space A 12 Section 3 Installati n srn Eu 13 3 1 Unpacking the Instrument ie ctt ei HE Ee re eR ved evel gua ada 13 3 2 Selecting the Installation Gite 13 3 3 Mounting the Sampler ecce erreur A teen Ea pe a 14 3 4 Attaching the Intake Linaro uc oce a ete dt eee drip ones 14 3 4 1 Vinyl Intake T bihg 3 5 per or em E REED Ep EIS 14 3 4 2 Teflon Lined Polyethylene Intake Line A 14 3 5 Setting Up the Intake Line and Strainer sssssssssssssseseeeeeeeeee nennen nennen nnne nnns nennen 15 3 6 Choosing Bottles iii cscs erit A tec eh Ee Vene E gei AA Ede dee aa ee I ave ee 15 3 7 Installing the Full Bottle ShU On 15 93 8 Powet COMMECTIONS x intet t ten p eb EH a EL eh
18. Flow Rate 3 mgd a 1440 minutes 1 Calculate Q _ Average Flow Rate _ 1 75 mgd _ 0 583 mad 2 Maximum Flow Rate 3 mgd 9 2 Calculate t t 2 _ 1440 min n 48 samples 3 Multiply Q x t 0 583 mgd x 30 min sample 17 5 30 min sample Therefore the value entered for INTV2 CNTS is 18 Example 3 You want to collect 96 samples over a 24 hour period on a 4 20 mA flow proportional basis Average Flow Rate 0 52 mgd average flow rate over the 24 hour period Maximum Flow Rate 2 mgd a 1440 minutes 1 Calculate Q _ Average Flow Rate _ 0 52 mgd _ 0 26 mad ms Maximum Flow Rate 2 0 mgd ES Page 30 Flow Proportional Operation 85440perations fm 8544operations fm Section 4 2 Calculate t t 2 _ 1440 min n 96 samples 3 Multiply Q x t 15 min sample 0 26 mgd x 15 min sample 3 9 Therefore the value entered for INTV CNTS is 4 Example 4 You want to collect 32 samples over an 8 hour period Average Flow Rate 70 gpm average flow rate over the 8 hour period Maximum Flow Rate 210 gpm a 480 minutes 1 Calculate Q _ Average Flow Rate _ 70 gpm Maximum Flow Rate 210gpm pm 2 Calculate t a 480 min t oS camps 5 min sample 3 Multiply Qx t 0 33 mgd x 15 min sample 4 9 Therefore the value entered for INTV CNTS is 5 Example 5 It is desired to collect 30 samples over a 2 day period Average Flow Rate 0 25 cfs average flow rate over the
19. ID vinyl to 9 5 mm 3 8 in ID Teflon lined polyethylene with protective outer cover Intake Strainers Choice of Teflon and 316 stainless construction and all 316 stainless steel in standard size and low profile for shallow depth applications Power Requirements 12 V dc supplied by optional ac power converter or battery Average current draw with pump running 2 25 amps dc without pump running 4 mA dc ac Power Backup Rechargeable 6 amp hour gel lead acid battery takes over automatically with ac line power failure Integral trickle charger maintains battery at full charge Internal Battery 1 5 V ge lithium battery maintains program logic and real time clock for five years Internal battery current draws less than 40 micro amps Overload Protection 5 amp dc line fuse ac power pack internal 1 amp ac line fuse Temperature Range General use 0 to 50 C 32 to 122 F LCD display operated from 10 to 70 C Storage 40 to 80 C 8544specs fm Page 5 Specifications Visit http www hach com Section 2 General Information 2 1 Instrument Description The instrument is designed to automatically collect and preserve samples from a liquid source The sampler is suitable for collection of conventional and toxic pollutants and suspended solids The sampler collects samples on either a timed cycle basis or in proportion to flow when used in conjunction with a flow meter flo
20. M Month Day Year to start here NO Timed Mode NO Flow Mode YES YES Set Time Interval Between Samples Set Flow Interval Between Samples Other Changes YES Set up Complete Ready To Start Composite Mode YES Continuous Mode NO M YES Set of Samples Change Volume Liquid Level Control YES Float switch across pins B 8 D on the AUX connector Sample Volume XXXX YES Ready to Program Program NO Start Halted Complete YES NO Press and hold the Ready to Pump CLEAR ENTRY key for 5 seconds Level Control Y N YES Stop at Mark Try Again NO v Enter 1 D XXXX Set up Complete Ready To Start Page 43 8544apdx pulsecounts fm Programming Flow Chart Visit http www hach com Appendix B Batteries and Chargers Lead Acid Gel Cell Batteries Note The use of chargers other than those provided by manufacturor for use with these batteries is not recommended and may damage the battery or shorten its life Lead acid batteries are designed to prevent electrolyte leakage from the terminals or case The electrolyte is suspended in a gel which ensures safe efficient operation in any position Gel cells are classified as Non Spillable and meet all requirements of the International Air Transport Association Maintenance These lead acid batteries are maintenance free Charging The lead acid cells are designed to be fully charged in 22 to 24 ho
21. Module ceat tette ete maii e chy id 2471 elle Ju lu e e ET 2660 Instrument dE Le ENEE 8837 Lid Assembly with Lati el ia ee O eee RR dis 8968 Multi purpose Full Cable 10 ft raten its 940 Multi purpose Full Cable 25 ft reiten rp ez ARA ae eu daria 540 Multi purpose Half Cable 10 fl iei ete te Re ebat nt t eH Bc e t e Re dera ees 941 Multi purpose Half Cable 2pn nennen nnne a aae a a a aAa A Aa A AS oTa ren inneren 541 ASS NN 8606 Pump Tubing 15 ft For all distributors and 800 series peristaltic pumps ooocnnoccccconanaccccnonanancnncnanancnnnnnnns 3866 15 Pump Tubing 50 ft For all distributors and 800 series peristaltic pumps ooocnnocccccnnanccccnconananccncnanancnninanns 3866 50 Strainer All 316 Stainless Steel 6 0 in long x 0 406 in OD 2071 Strainer All 316 Stainless Steel 7 94 in long x 1 0 in OD 2070 Strainer Stainless Steel 3 9 in long x 0 406 in OD 4652 Strainer Teflon Stainless Steel 5 5 in long x 0 875 in OD 926 Strainer Teflon Stainless Steel 11 0 in long x 0 875 in OD 903 Synchronizing Sampling for 25 ft Cable eene enne nennen nenne nnns enn nennen rnnt 2818 Jeflon Eined Connection Kil iioii eio iic etiaro xt ERR pn PARE Fes e EC NR RARE CA ENSE o CE FEE RA EYED Re Lue DENS RE EXE EE ARE Cerea 2186 Teflon lin d Tubinga ius ett Ce eee rt ero cde ene e de 921 Teflon lin d Tubing 9 8 ML fL cn ie toten eee ie o ker rm pm ba e Te EET RE dz 922 Teflonslined Tubi
22. O A E do w el Ter gem ye Di Rn Wo El TS x 8 3 7 6 5 Item Number Description Part Number 1 CPU PCB Assembly 8921 2 Distributor J5 3 Auxiliary J6 4 Pin 2 J3 5 Power J2 6 Cable Assembly Fuse Holder 3146 7 Fuse Holder 5 x 20 mm 3320 8 Gearbox Assembly 8910 9 Motor Cable Assembly 8859 10 Keypad J9 Page 52 Exploded View Drawings 8544apdx engdraw fm
23. RR e EE tee ERA 16 EE 17 3 10 Auxiliary Connection REM 17 Section 4 Operation een 21 4 1 Keypad and Key Functions usssnsennsnnnnnennnnnnnnnennnnnnnnennnnnnnnnennnnnnnnnennennnnnennnnnnnnnnnnennnnennennnnennnnnnnen ERANT EAA 21 4 2 Tips and Techniques for Programming the Instrument 22 4 3 Settingithe Time and Date etri ein 23 4 4 Bottle Setup M Ode oscar 23 4 5 Explanations of Program Messages AA 24 4 6 DataLoggltig ette E TANE t teet ttp tipi TEE Inte etie E tue tne ier etras ore tere 25 4 7 Manual Mode rtt ota tia 25 4 7 1 Manually Operating the Sample PUMP ener n nnns nnns entren rennen 25 4 8 Measurements Triggered by Liquid Levels or Flow enm nennen nnne nnns 26 4 9 Programming the Sampler for Level Control eene een nennen nennen nennen nnns nennen nnns 27 4 10 Other Displayed Messages A 27 4 11 Flow Proportional Operation 28 4 11 1 How to Calculate Pulses Counts nennen ennemis nnns sen nnn sen nnr nennen enne 28 Page 3 8544TOC fm Table of Contents Table of Contents Se ction 5 Maintenance miniran e a r as Statin Naa talon ath E 33 Bal Cleaning the SAM tete tete bae dtd eta cepa oi Pei D nte tetti etra 33 5 1 1 Cleaning the Sampler Housing nn 33 5 1 2 Cleaning the Sample Bottles ooooonocccnnnccinnnccconncccnnnoccnoncnnnonono nono cn nennen enne nnnne nnns sen rnn nennen nnns innen 33 5 1 3 Cleaning the Intake Tubing and Pump Tubing sssssssseseseeeeneeneee nennen nnne nnne n
24. and ordering information please refer to the contact information below for your specific country For additional information visit www hach lange com Austria Dr Bruno Lange Ges MBH IndustriestraBe 12 A 3200 Obergrafendorf Tel 43 0 27 47 74 12 Fax 43 0 27 47 42 18 info O hach lange at Belgium Dr Lange Motstraat 54 B 2800 Mechelen Tel 32 0 15 42 35 00 Fax 32 0 15 41 61 20 info O hach lange be Denmark Dr Lange Danmark A S Jernhoolmen 34 40 DK 2650 Hvidovre Tel 45 0 36 77 29 11 Fax 45 0 36 77 49 11 info O hach lange dk France Hach Lange Hach SAS 33 Rue du Ballon F 93165 Noisy Le Grand Tel 33 0 1 48 15 80 80 Fax 33 0 1 48 15 80 00 info O hach lange fr Germany Dr Bruno Lange GmbH amp CO KG Willst tterstr 11 D 40549 Dusseldorf Tel 49 0 2 11 52 88 0 Fax 49 0 2 11 52 88 143 info O hach lange de Great Britain Hach Lange LTD Lennox Road Basingstoke Hampshire RG22 4AP Tel 44 0 12 56 33 34 03 Fax 44 0 12 56 33 07 24 info O hach lange co uk Contact Information for Europe Page 38 Italy Dr Bruno Lange s r l Via Riccione 14 1 20156 Milano Tel 39 02 39 23 14 1 Fax 33 02 39 23 14 39 info O hach lange it Poland Hach Lange sp zo o ul Opolska 143 a PL 52 013 Wroclaw Tel 48 71 3 42 10 81 Fax 48 71 3 42 10 79 info O hach lange pl The Netherlands Dr Lange Nederland B V Laan an Westroijen 2a NL 4003 AZ Tiel Tel 31 0 3 44 63 11 30
25. ar on display When held for 3 seconds display indicated time and date each sample was taken or missed TIME READ During programming causes program to back step After CHANGE HALT allows altering of bottle parameters container volume etc After CHANGE HALT provides review of asterisk parameters i e number of bottles volume of bottle s line length etc After PUMP PURGE manual mode activates PUMP LOCK Pump runs forward KEY 5 or reverse KEY 6 without holding key KEY 7 stops the pump Page 21 8544operations fm Operation Section 4 Figure 8 Front Panel NEW CLEAR PROGRAM ENTRY 4 2 Tips and Techniques for Programming the Instrument e The instrument beeps each time a key is pressed e After the ON button is presses the display will show one of the following messages Program Halted Program Running Program Complete or Ready to Start e The program status changes to Program Complete when sampling is complete and there are no samples to be taken or the optional full bottle shut off is actuated e When the program is stopped an no changes to the program settings were made while it was stopped pressing the START PROGRAM key will prompt to resume the previously running program an retain all logged data or Start From Beginning and clear all logged data e When programming the instrument pressing the key causes the display to back up to the previous field Page 22
26. e total number of samples to be collected 29 n 2 Multiply the flow increment between samples f by the pulse frequency output of the flow meter i e 1 pulse per 100 gallons 1 pulse per 1 000 gallons etc If the pulse frequency output of the flow meter is not known consult the flow meter manufacturer Note The final result is not necessarily a whole number You must round off the result to the nearest whole number Example 1 You want to collect 35 samples over a 24 hour period The total expected flow over this period is 235 000 gallons The flow meter pulse frequency is one pulse for every 100 gallons 1 Determine the flow increment between samples f Q _ 235 000 gallons _ 6 714 gallons sample n 35 samples 2 Multiply the flow increment f by the pulse frequency output of the flow meter 1 pulse _ 6 714 gallons sample x 100 gallons 67 14 pulse sample Therefore the value for INTV CNTS is 67 67 14 is rounded off to 67 Example 2 You want to collect 24 samples over an 8 hour period The total expected flow over this 8 hour period is 85 000 gallons The flow meter pulse frequency output is one pulse for every 50 gallons 8544operations fm Section 4 1 Determine the flow increment between samples f Q 85 000 gallons _ 5 542 gallons sample n 24 samples 2 Multiply the flow increment f by the pulse frequency output of the flow meter 1 pulse _ 3 542 gallons sample x 50 gallons 70 84 pulse sa
27. e when it is air purged before and after each sample and will help to prevent cross contamination of the individual samples e Complete drainage is important in freezing conditions as any liquid slugs that remain could freeze and plug the line Place the sample intake and strainer in the mainstream of the sampling source in an area of turbulent and well mixed flow Also take in account the vertical location of the intake A position too near the surface may yield excess lighter materials while a position too near the bottom may yield excess heavy materials The constituents of interest must be considered when positioning the intake strainer A broad range of bottle configurations are available for the 900 Composite Sampler Refer to Size Material 9 5 L 3 gal Polyethylene 11 4 L 2 5 gal Glass 15 1 4 gal Polyethylene 20 1 L 5 5 gal Polyethylene 22 7 L 6 gal Polyethylene 3 7 Installing the Full Bottle Shut Off 8544install fm Install the optional full bottle shut off into the bottle cap using the attached rubber grommet Install the full bottle shut off connector to the mating plug which is attached tot he sampler back panel Insert the sample tubing into the cap of the bottle Page 15 Setting Up the Intake Line and Strainer Section 3 Figure 5 Full Bottle Shut off e 3 t 1 Sample Tubing 2 Full Bottle Shut off 3 8 Power Connections The sampler
28. ech Description QTY NL 1 5 Amp Fuse Label 1 8537 6 Hex Nut tighten to 16 in Ib 17 SE 301 2 Overlay 1 8807 7 Distributor Cable Assembly 1 8539 3 Screw 1 SE 343 8 900 Controller Cover 1 8611 4 Desiccant Bag 1 8849 9 Lock Nut 1 8783 5 Lock Washer 17 SE 302 10 O ring Main Seal 1 8606 Page 50 Exploded View Drawings 8544apdx engdraw fm Appendix C Exploded View 5 of 6 L__18 Be i Description org ium Fus um Description QTY o 1 Gearbox Assembly 1 8910 12 Screw 1 SE 214 2 Motor Cable Assembly 1 8859 13 Lock Washer 1 SE 208 3 Screw 1 SE 229 14 Desiccant Card Bracket 1 2594 4 Internal Power Cable Assy 1 8917 15 Humidity Indicator Card 1 2660 5 Connector Mounting Plate 1 2555 16 Retainer Plate Gasket 1 2557 6 Mounting Plate Gasket 1 2556 17 Retainer Plate 1 2554 7 O ring Lubricant 1 SE 1048 18 Adhesive 1 SE 1062 8 Screw 4 SE 244 19 Screw 4 SE 738 9 Bracket 1 8898 20 Threadlock 4 SE 957 10 Display Assembly 1 8911 21 Connector Cap 1 2660 11 Screw 4 SE 105 22 Threadlock 1 SE 957 e Pages 8544apdx_engdraw fm Exploded View Drawings Appendix C Exploded View 6 of 6 Insert wires into motor terminals from BK gearbox side Solder DOS wires directly to motor terminals snip any excess wire as necessary 2 PLCS Dee ooo d b Soor oi On w om 1 G O es 8 0 uf
29. en interrupted Indicates that a program is in process Keys 0 1 and 2 are the only active keys while a 3 PROGRAM RUNNING program is running If running halt the program press HALT PROGRAM before entering a new program This message is displayed after program completion To repeat the program press 1 PROGRAM COMPLETE START PROGRAM Press NEW PROGRAM to enter a different program 5 RE ENTER PROGRAM When the sampler is on this message will appear if the sampler was turned off during DEPRESS program entry This is the first message in the programming sequence If selected the sampler will 6 PROGRAM DELAY start only after the delay period elapses A YES response causes message 6a to appear on the display i A time and date are displayed when YES is pressed in response to message 6 The sa 10 95 AM 230UEQA example to the left signifies 10 35 in the morning on October 24 2000 If selected the sampler will operate on a timed cycle basis Press YES to prompt the 7 TIMED MODE user to enter the number of minutes desired for the time interval between samples Press NO to prompt the question described in item 8 7a INTV MIN Enter the value for the interval between samples in minutes Press YES the cause the sampler to operate on a flow proportional basis It will prompt 8 FLOW MODE the you to enter the number of flow signals that you want the sampler to count down between samples Press NO to prompt the question in item 7 Enter the value for t
30. ew 5 12 Internal Case Humidity Indicator 5 13 Memory Battery Page 36 Motor Gear Box The humidity indicator is located on the left front side of the controller If the humidity indicator is blue the desiccant is dry If the indicator turns pink or white inspect the electronics housing for seal failure and replace the desiccant module Random Access Memory RAM is a very reliable data storage medium for microprocessor applications However RAM requires power at all times If power is removed the data stored in the RAM chip is lost Therefore you cannot power the RAM chips from the 900 Composite Sampler power supply because you would lose data and program settings every time you unplugged the power cord A separate battery located inside the sampler controller is provided to power the RAM chips and the real time clock The memory battery keeps the program entries and logged sample data alive inside the RAM memory when the main power fails or is removed for transport or replacement The 900 Composite Sampler memory battery consists of a 1 5 V dc Lithium cell The battery is soldered to the main circuit board Should the memory battery voltage fall too low to properly maintain the program settings a warning MEMORY POWER LOW will alert you to replace the battery The 900 Composite Sampler utilizes a very small amount of energy from the memory battery during normal operation The service life of the batteries in this application is typ
31. f purchase price as stated above are the exclusive remedies for the breach of this warranty On the basis of strict liability or under any other legal theory in no event shall Hach Company be liable for any incidental or consequential damages of any kind for breach of warranty or negligence Limited Warranty Page 39 Visit us at www hach com Section 9 Parts and Accessories Description Part Number 3 way Splitter Assembly 5 5 orent ie PG or dd n aa edi cta diarias 939 4 20MA Interface ET Cable anne fan D E v ep b Eb COT TRUE 2021 900 Series Peristaltic Pump Tubing 15 ft oocnicccnnncicinnnccnnncccnnnncnnanccnnnnn nn nano conan cara nennen nennen nnne nnne nnns enn 4600 15 900 Series Peristaltic Pump Tubing POP 4600 50 900 Series Peristaltic Pump Tube Insert eene nennen nnne nnns entren etnies 8888 All Weather Refrigerated Cabinet 115 V ac 3548 Anchor LEE 8935 Cascade Sampling for 25 ft Cables nennen nnne nnne eterne renes nnns enn tenent nnne renes 2817 Desiccant Bag cl PIIIOW 2 44 CER EE Rp ea Re er RO eet ias 8849 Distributor Arm 2 and 4 bottle Sampling cnn n cc nennen nnne nennen nennen rennen nnne nns 8846 Distributor Arm 8 bottle Sampling oooonncccinncininncccnnnccnnonccnnonancnono canon nn ronca nnne nennen entren nnn rra rra entren 8845 Distributor Arm 24 bottle Sampling nennen nennen nnnm r trennt reset rennen nnns 8844 Door Assembly e e EORR RERUM EUER RR RERUM Ee ER 8702 Flowstliru
32. from Hach Company Limitations This warranty does not cover e Damage caused by acts of God natural disaster labor unrest acts of war declared or undeclared terrorism civil strife or acts of any governmental jurisdiction Damage caused by misuse neglect accident or improper application or installation e Damage caused by any repair or attempted repair not authorized by Hach Company e Any product not used in accordance with the instructions furnished by Hach Company e Freight charges to return merchandise to Hach Company e Freight charges on expedited or express shipment of warranted parts or product e Travel fees associated with on site warranty repair This warranty contains the sole express warranty made by Hach Company in connection with its products All implied warranties including without limitation the warranties of merchantability and fitness for a particular purpose are expressly disclaimed Some states within the United States do not allow the disclaimer of implied warranties and if this is true in your state the above limitation may not apply to you This warranty gives you specific rights and you may also have other rights that vary from state to state This warranty constitutes the final complete and exclusive statement of warranty terms and no person is authorized to make any other warranties or representations on behalf of Hach Company Limitation of Remedies The remedies of repair replacement or refund o
33. he number of pulses counts that you want to accumulate between 8a INTV CNTS samples To determine the appropriate number refer to the programming instructions for flow proportional operation in section 4 11 Press NO to retain the previously entered program entries for all remaining programming 9 OTHER CHANGES steps and return to the Ready to Start standby state Press YES to change the previously programmed entries for all items 10 through 16 This message appears if only one bottle is entered for the total number of bottles in the parameter entry mode Press YES to the Continuous Mode prompt to take samples at 10 COMPOSITE MODE the programmed interval The program will terminate only with a full bottle when using CONTINUOUS MODE the full bottle float switch Cat No 8847 Press NO to cause the display to read samples 2 _ _ This permits you to enter the desired number of samples after which the program will terminate 11 CHANGE VOLUME Press NO to retain the sample volume from the previous program programming items 13 a h are skipped and the display will prompt the message in item 14 12 SAMPLEVOL __ Enter the desired sample volume in mL to be delivered to the sample container each time a sample is initiated This message appears after you enter sample volume If greater volume accuracy is 2 5 CALIBRATE NOE desired press YES Press NO to skip the calibration and go to the next step When YES is pressed the sampler will pum
34. health and safety of workers in confined spaces Page 11 Safety Information Section 2 2 4 5 Definition of Confined Space A Confined Space is any location or enclosure that presents or has the immediate potential to present one or more of the following conditions e An atmosphere with less than 19 5 or greater than 23 5 oxygen and or more than 10 ppm Hydrogen Sulfide H2S e An atmosphere that may be flammable or explosive due to gases vapors mists dusts or fibers e Toxic materials which upon contact or inhalation could result in injury impairment of health or death Confined spaces are not designed for human occupancy They have restricted entry and contain known or potential hazards Examples of confined spaces include manholes stacks pipes vats switch vaults and other similar locations Standard safety procedures must always be followed prior to entry into confined spaces and or locations where hazardous gases vapors mists dusts or fibers may be present Before entering any confined space check with your employer for procedures related to confined space entry Page 12 Safety Information 8544intro fm Section 3 A Installation DANGER Only qualified personnel should conduct the installation tasks described in this section of the manual 3 1 Unpacking the Instrument Remove the sampler from the shipping carton and inspect it for any damage Contact Hach Customer Service at 1 800 227 4224 if any items are
35. ically five years 8544Maintenance fm Section6 Contact Information for U S A amp Outside Europe Ordering Information for the U S A By Telephone 800 635 4567 By Fax 970 461 3915 Ordering information by E mail orders hach com Information Required e Hach account number if available e Your name and phone number e Purchase order number e Brief description or model number By Mail Hach Company P O Box 389 Loveland Colorado 80539 0389 U S A Billing address Shipping address Catalog number Quantity Ordering Information for Outside the U S A and Europe Hach Company maintains a worldwide network of dealers and distributors To locate the representative nearest you send E mail to intl hach com or visit www hach com Technical Support Technical and Customer Service Department personnel are eager to answer questions about our products and their use In the U S A call 1 800 635 1230 Outside the U S A and Europe send E mail to intl 4 hach com Repair Service Authorization must be obtained from Hach Company before sending any items for repair Please contact the Hach Company Service Center serving your location Hach Company P O Box 389 Loveland Colorado 80539 0389 U S A Telephone 1 800 635 1230 or 970 669 3050 Fax 970 669 2932 Contact Information for U S A amp Outside Europe Page 37 Section 7 Contact Information for Europe For technical support repair service
36. ication apport e aux machines ou tout d placement de celles ci est d conseill car susceptible de provoquer des accidents mat riels et ou corporels PELIGRO Aunque algunos productos Hach est n disenados y homologados para su instalaci n en entornos peligrosos entendidos stos conforme a la definici n del National Electrical Code Reglamento El ctrico Nacional muchos de los productos Hach no son aptos para su utilizaci n en lugares peligrosos Es responsabilidad de quienes instalen los productos en entornos peligrosos el asegurarse de la idoneidad de dichos productos para este tipo de entorno Adem s para garantizar la seguridad la instalaci n de los instrumentos en lugares peligrosos deber realizarse conforme a las especificaciones del plano del fabricante Se desaconseja cualquier modificaci n de los instrumentos o de la instalaci n ya que podr a provocar lesiones corporales graves e incluso fatales y o danos materiales a los equipos GEFAHR Einige Hach Produkte sind f r den Einbau in explosionsgef hrdeten Bereichen gem den Festlegungen des National Electrical Code speziell gepr ft und zugelassen Dies gilt jedoch keineswegs f r das gesamte Hach Produktangebot Die Entscheidung ob ein Produkt f r den Einsatz in explosionsgef hrden Bereichen geeignet ist oder nicht bleibt in die Verantwortung des jeweiligen Installateurs gestellt Im Interesse der Sicherheit ist es zudem erforderlich dass ein etwaiger Einba
37. icator turns pink See to section 5 8 on page 35 for details 8544intro fm Section 2 Figure 2 900 Composite Sampler 2 D e Internal Humidity es M t Replace Desiccant When Pink O O O em 1639 1 Function Key 5 Power On Indicator LED 2 Peristaltic Pump 6 Desiccant Indicator 3 Peristaltic Pump Tubing 7 24 character Alphanumeric Liquid Crystal Display 4 Tubing Clamp 2 4 Safety Information Please read this entire manual before unpacking setting up or operating this instrument Pay particular attention to all danger and caution statements Failure to do so could result in serious injury to the operator or damage to the equipment To ensure the protection provided by this equipment is not impaired do not use or install this equipment in any manner other than that which is specified in this manual Page 9 8544intro fm Safety Information Section 2 2 4 1 2 4 2 Use of Hazard Information If multiple hazards exist this manual will use the signal word Danger Caution Note corresponding to the greatest hazard DANGER Indicates a potentially or imminently hazardous situation which if not avoided could result in death or serious injury CAUTION Indicates a potentially hazardous situation that may result in minor or moderate injury NOTE Information that requires special emphasis Precautionary Labels Read al
38. l labels and tags attached to the instrument Personal injury or damage to the instrument could occur if not observed This symbol if noted on the instrument references the instruction manual for operation and or safety information This symbol when noted on a product enclosure or barrier indicates that a risk of electrical shock and or electrocution exists and indicates that only individuals qualified to work with hazardous voltages should open the enclosure or remove the barrier This symbol when noted on the product identifies the location of a fuse or current limiting device This symbol when noted on the product indicates that the marked item can be hot and should not be touched without care This symbol when noted on the product indicates the presence of devices sensitive to Electro static Discharge and indicates that care must be taken to prevent damage to them A A p A des A 9 This symbol when noted on the product identifies a risk of chemical harm and indicates that only individuals qualified and trained to work with chemicals should handle chemicals or perform maintenance on chemical delivery systems associated with the equipment This symbol if noted on the product indicates the need for protective eye wear This symbol when noted on the product identifies the location of the connection for Protective Earth ground a 4 2 4 3 Page 10 Hazardous Locations The
39. llects a sample within the first minute that liquid rises to the predetermined level After the first sample is taken the sample interval automatically resets to the programmed interval The sample program ends if liquid falls below the predetermined level If the liquid again rises to the predetermined level a sample is taken within the first minute and the interval automatically resets to the programmed time or flow interval Mode 3 When the liquid rises to a predetermined level a sample is not taken immediately A sample is taken only when liquid is at or above the predetermined level and after the programmed sample interval has elapsed The interval between samples counts down and resets even when the liquid level is below the predetermined actuation level This mode is used to synchronize sample collection with a real time clock when sampling in the time mode Measurements Triggered by Liquid Levels or Flow 8544operations fm Section 4 4 9 Programming the Sampler for Level Control Put the sampler in a standby state i e Program Halted Ready To Start or Program Complete hold CLEAR ENTRY for two seconds This will cause the display to read Level Control The following messages may be displayed in the level control program Item RU Number Message Description of Message 4 LEVEL CONTROL If you press NO SPECIAL OUTPUT will appear on the display If you press YES the display shows item 2 2 LEVEL
40. m to the sample container thereby keeping solids in suspension 2 2 Interface Connectors 2 2 1 Receptacle Caps 8544intro fm The interface connectors are located on the left side of the controller housing The sampler comes standard with two interface receptacles e 12V dc Power Input e Auxiliary Multi purpose input output port Interface receptacles are covered with push on receptacle caps These caps protect the connector pins from dirt and moisture and should be attached to any receptacle not in use Page 7 General Information Section 2 Figure 1 Interface Connectors 1 NA 2 Auxiliary 2 3 Front Panel 2 3 1 Keypad and Display 2 3 2 Humidity Indicator Page 8 Front Panel The front panel consists of the keypad liquid crystal display and the internal case humidity indicator Figure 2 The sampler controller is equipped with a 24 character alphanumeric liquid crystal display which automatically steps the user through the program settings The internal case humidity indicator Cat No 2660 turns pink when the internal case humidity exceeds 60 percent The sampler is equipped with an internal desiccant module Cat No 8849 to absorb any humidity trapped in the case during final assembly Under normal operating conditions this desiccant provides long term protection against condensed moisture inside the case Replacement of the internal desiccant module is only necessary if the ind
41. missing or damaged 3 2 Selecting the Installation Site The sampler is completely self contained and may be located indoors or outdoors without protection between 0 to 50 C 32 to 120 F Follow the guidelines below and Figure 3 to allow complete drainage of the intake line and prevent cross contamination between samples Install the sampler as close to the source as site conditions permit This will increase pump tube life and optimize overall sampler performance Mount the sampler to a stable flat surface using the wall mounting bracket Cat No 3596 Figure 4 Install the sampler above the sample source with the intake tubing sloping downward to the sample Make sure the tubing is free of kinks or loops Figure 3 Placement of the Sampler 1 Slope tubing down to source no loops kinks or excess tubing 2 Locate strainer in an area of turbulent and well mixed flow 8544install fm Page 13 Installation Section 3 Figure 4 Wall Mount Bracket 3 3 Mounting the Sampler Attach the wall mount bracket to a stable panel or wall Figure 4 Mount the bracket so the sample display and keypad are easily accessible Mount the sampler to the wall bracket using the four screws provided 3 4 Attaching the Intake Line 3 4 1 Vinyl Intake Tubing Push one end of the clear flexible PVC vinyl tube to the tapered end of the intake strainer until the tube is within 0 635 cm in of the solid
42. mple Therefore the value for INTV _____ CNTS is 71 Example 3 You want to collect 48 samples over a 16 hour period The total expected flow over this period is 1 750 000 gallons The flow meter pulse frequency output is one pulse for every 1 000 gallons 1 Determine the flow increment between samples f Q _ 1 750 000 gallons _ 36 458 gallons sample n 48 samples 2 Multiply the flow increment f by the pulse frequency output of the flow meter 1 pulse 36 458 gallons sample x 1 000 gallons 36 458 pulses sample Therefore the value for INTV2 CNTSis 36 Flow Proportional Sampling External Using 4 20 mA Signal Converted to Pulses Flow Signal Interface 85440perations fm The Flow Signal Interface Cat No 2020 is an optional 4 20 mA interface that converts 4 20 mA current signals from a flow meter to 12 V dc pulses At 20 mA the interface transmits ten 12 volt pulses per minute As the current signal decreases the 12 V pulses decrease proportionally Typically users collect a certain number of samples over a given period of time when sampling in proportion to the flow rate To calculate the number of 12 V dc output pulses between samples determine the total number of samples represented by n in the following examples that you want to collect and the period of time over which you want to collect them Use the three step method presented below to determine the Total Count value that you will enter while prog
43. ng 9 8 in Oasis a me eaten n i ne nete cetur ehe 925 Vinyl Intake Tubing 3 8 ihs EE 920 Vinyl Intake T bing SN 100 fL ote rb ne De Ele 923 Vinyl Intake Tubing 3 8 in SOOT 924 Part Number Sampler Bottle Type Full Bottle Tube Extension Bottle Bottle Shut Off Support Tube Tray Positioner Retainer Distributor 2 5 gal Glass 6559 8847 8838 3527 N A N A N A Composite 3 gal Poly 1918 8847 8838 3527 N A N A N A 6 gal Poly 6494 8847 8838 N A N A N A N A 24 1 L Poly 737 N A N A N A 1511 1322 8841 24 350 ml Glass 732 N A N A N A 1511 1056 8841 8 2 3 L Poly 657 N A N A N A 1511 1322 8842 Multiple 8 1 9 L Glass 1118 N A N A N A 1511 1322 8842 Bottle 4 3 gal Poly 2315 N A N A N A N A N A 8843 4 2 5 gal Glass 2317 N A N A N A N A N A 8843 2 2 5 gal Glass 2318 N A N A N A N A N A 8843 2 3 gal Poly 2316 N A N A N A N A N A 8843 Page 41 8544parts fm Parts and Accessories Visit http www hach com Appendix A Programming Flow Chart Program Flow Chart Ready to Start Program Halted Bottle Setup Press Enter units for bottle volume ML or Gal Program Complete Press Enter bottle volume in specified units NEW If previously entered parameters are desired for another new program it is not PROGRAM necessary to re enter the parameters Simply press the NEW PROGRAM key and start k ey here Program Delay ves Set Hour Minute AM P
44. nns enne 33 5 1 4 No Lubrication Required ieo ncini aoni i NEEE eene nennen nnn ENE EEE AES A NE A E ETA 33 52 Fump Tubing Maintenance ciet reet eek ts 33 5 3 Upgrades Repairs General Maintenance 33 5 4 Electrostatic Discharge ESD Considerations sss eene enne nennen 33 5 5 Internal Maintenance ltemMS ooonooccccnnnnocccccnnonnccnnnnnnnncnnnnnnrn cnn cnn nn rn nr nn rn rre ran enn nennen nnnrnnr nennen rrr nnne nnne nnns 33 5 6 Removing and Opening the Controller nennen nnne eene e nennen nnns nennen nennen nennen 33 5 7 Re installing the Bottom Panela ities e e naa RAES aa E nennen nennen nennen nnne nene nien nnne nnn nnne nnne nnns 34 5 8 Internal Desiccant Module AA 35 5 9 Circuit Board Identification AAA 35 5 10 Motor Gear BOX iate ce er ale 36 5 11 Internal Case Humidity Indicator A 36 5 12 Internal Case Humidity Indicator A 36 SIS Memory Balen e anten EET e ION te ERR ET Oti Dn AREE 36 Section 6 Contact Information for U S A amp Outside Europe 37 Section 7 Contact Information for Europe 38 Section 8 Limited Warranty demon debe p b dae oda editi t Eu RM ede geen 39 Section 9 Parts and Accessories A 41 Appendix A Programming Flow Chatten pneter ed ee is nd seid umero ioa mr tuo eite us 43 Program Flow Chatter o ee d dede ume bn exa tiu En batis 43 Appendix B Batteries and Chargers sss eene nennen nennen nenne nnne nennt nnne nnns 45 Lead Acid Gel Cell Batteries nennen nennen nnns en nnn seines en nnn rne n esee nnns
45. onse will cause the sample program results to appear A NO response causes REVIEW PROGRAM to appear REVIEW PROGRAM If you press the YES key all programmed settings will appear on the display Pressing the NO key will place the sampler back into the standby state LOW BATTERY This message indicates that the external battery is low and requires recharging MEMORY POWER LOW This message indicates that the internal lithium battery is low and needs to be replaced PROGRAM STOPPED DUE TO FULL BOTTLE During composite mode this message appears upon a full bottle condition The program cannot be restarted until the composite container is emptied and the float switch is in the lowered position BOTTLE IS FULL If your instrument is programmed for single container composite sampling this message appears if the START PROGRAM key is pressed and the float switch is not in the lowered position Because the same circuit path is used for the composite full bottle float switch composite mode and 1 bottle indicator multiple bottle mode this message will also appear if the START PROGRAM key is pressed with the sampler programmed for single container composite with the distributor assembly in place and the arm in the 1 bottle position To correct this situation remove the distributor install the composite container retainer and press the START PROGRAM key FULL BOTTLE or PROGRAM HALTED DUE TO FULL BOTTLE 85440pe
46. p to collect one sample The pump will first 13a READY TO PUMP pre purge ine intake line draw sample liquid and inam pest purge Before pressing YES pull the pump tubing off of the fitting where it enters the sampler housing and place a graduated cylinder at the sample discharge point After pressing YES in response to item 13a the pump will pre purge the intake line and begin pumping liquid into the graduated container When the desired volume has been 13b STOP AT MARK delivered press STOP PUMP The pump will then purge the intake tubing The sampler will hold the time to deliver the desired sample volume in memory This timed volume is repeated for subsequent samples Page 24 Explanations of Program Messages 85440perations fm Section 4 Item da Number Message Description of Message 13c TRY AGAIN If STOP PUMP was pressed before or after the desired rinse time press YES to initiate another rinse cycle Press NO to view item 16 14 ENTER ID Enter an optional identification number if desired This message indicates that all programming steps have been completed Press START PROGRAM to begin The display will read Program Running To review the program 15 SETUP COMPLETE operating status press DISPLAY FEEDBACK READY TO START When you press START PROGRAM all recorded data are erased from memory Always download recorded data before pressing START PROGRAM 4 6 Data Logging 4 7 Man ual Mode The sampler
47. ple Volume Repeatability From 0 3 to 6 7 m 1 to 22 ft vertical lift 5 mL typical for a 100 mL sample 5 Sampling Modes Supports 1 bottle Composite Time Composite Flow and Level Actuation Interval Between Samples Selectable in single increments from 1 to 9999 flow pulses momentary contact closure 25 msec or 5 12 V dc pulse 4 20 mA interface optional or 1 to 9999 minutes in one minute increments Intake Purge Air purged automatically before and after each sample duration automatically compensated for varying intake line lengths Control Panel 18 key 31 function membrane switch keypad with 18 character alphanumeric liquid crystal display Self prompting menu driven program Internal Clock Indicated real time and date 0 007 time base accuracy Programmable Delay Programmable sampler start time date Manual Sample Initiates a sample collection independent of program process Data Logging Records program start time and date stores up to 400 sample collection times dates all program entries operational status including number of minutes or pulses to next sample bottle number number of samples collected number remaining sample identification number Automatic Shutdown Composite Mode After preset number of samples have been delivered to composite container from 1 to 9999 samples or upon full container Intake Tubing 6 4 mm 1 4 in and 9 5 mm 3 8 in
48. r flow meter Must A 12 V dc While be used in conjunction with Pin B ground 13 8 V dc Connected to dc ground and is isolated from the earth ground found nominal B ground Blue in the ac power line With the sampler is in Flow Proportional mode and connected to an external flow meter a 5 to 12 V dc input pulse lasting at least 25 milliseconds will cause the sampler to decrement one count The 5 to 17 V dc sampler is capable of accumulating from 1 to 9999 input pulses pulse with C Flow Pulse Input Yellow The 12 V dc line found on Pin A can be used directly with a simple duration of contact closure to Pin C or an external 5 to 12 V dc pulse may be at least applied providing the ground side of the external signal is connected 25 ms to the sampler ground at Pin B This count is actuated at the beginning of the input signal the leading edge of the pulse Page 17 8544install fm 12 V dc Section 3 Table 2 Auxiliary Pin Assignments Pin Signal Description Wire Color Purpose Rating Liquid Level D Actuator Auxiliary Control Input Black This line is held at 5 V dc inside the sampler When shorted to ground Pin B a signal is sent to the microprocessor inside the sampler causing it to wake up and begin or resume the sampling program It can be used in conjunction with a simple level float switch to actuate the sampler when liquid id present or to take over after a second sampler had finished its program It may al
49. ramming the Setup section of the sampler 1 Calculate Q where Q is the average flow rate during the sampling program divided by the maximum flow rate The maximum flow rate corresponds to the 20 mA output of the flow meter 2 Calculate t where t is defined as a n nis the total number of samples collected over a given period of time and a represents time in minutes over which n samples are collected 3 Multiply Q x t Enter the result in the programming step INTV CNTS Note The product of Q x t is not necessarily a whole number You must round off the result to the nearest whole number Page 29 Flow Proportional Operation Section 4 Use the following examples to help you determine the value that you need to enter when programming for sampling based on counts Example 1 You want to collect 24 samples over a 24 hour period on a 4 20 mA flow proportional basis Average Flow Rate 3 5 mgd average flow rate over the 24 hour period Maximum Flow Rate 10 mgd a 1440 minutes 1 Calculate Q Q Average Flow Rate _ 3 5 mgd Maximum Flow Rate 10mgd 099 mgg 2 Calculate t a 1440 min 2 2 O I t TEE 60 min sample 3 Multiply Q x t 0 35 mgd x 60 min sample 21 Therefore the value entered for INTV CNTS is 21 Example 2 You want to collect 48 samples over a 24 hour period on a 4 20 mA flow proportional basis Average Flow Rate 1 75 mgd average flow rate over the 24 hour period Maximum
50. rations fm The full bottle float switch is in the raised position due to a full composite container To resume the program exchange the full container with an empty one With the float switch in the lowered position the program will resume within one minute Page 27 Programming the Sampler for Level Control Section 4 4 11 Flow Proportional Operation 4 11 1 How to Calculate Pulses Counts 4 11 1 1 Flow Proportional Sampling Intervals Using External Pulses Page 28 Flow Proportional Operation The sampler is equipped to receive either a momentary dry contact closure or a 5 to 12 V dc pulse from a flow meter where each pulse represents a known flow increment For example if the flow meter is set to send a flow pulse for every 1000 gallons of measured flow and the sampler can count 1 to 9999 flow pulses between sample intervals the sampler can be programmed to receive 10 pulses between samples to take one sample for every 10 000 gallons of liquid flow To determine the number of flow pulses between sample intervals determine the total number of samples represented by n in the following examples to be collected and the period of time over which they are to be collected Also know the total flow Q during the sampling program The following two step method should be useful for determining the value for INTV ____ CNTS during setup 1 Determine f where frepresents the flow increment between samples and n represents th
51. records the time and date that each sample was collected up to 400 samples It also records the time and date of up to 24 missed samples 1 To access information the sampler must be in the Program Halted or Program Complete standby state 2 Press TIME READ for two seconds The display will read Samples Taken 3 To display the time date for each sample press YES To advance to the next sample time date press YES again and so forth until all are given 4 To exit this routine press NO The time and date of any missed samples are displayed after collected samples The sampler memory incorporates the wrap around method of data storage That is when the memory becomes full the oldest stored data sample number time date are dropped as new data are received The data logger retains the 400 most recent times dates for the collected samples 4 7 4 Manually Operating the Sample Pump 85440perations fm 1 To manually operate the pump place the sampler in standby state The sampler is in standby state when the display reads Ready to Start Program Halted or Program Complete 2 To operate the pump press either the PUMP or PURGE key This will cause Manual Mode Pump Purge Clear to appear on the display Pressing the PUMP key causes the pump to run in the forward sample direction as long as the key is held Pressing the PURGE key causes the pump to run in the reverse purge direction 3 Torun the pump contin
52. retener 45 Nickel Cadmi urri Batteries ico HI Dre ii te lee tat ede 46 Appendix C Exploded View Drawings s ns ee 47 Exploded View TOD eerie Seas er tite tec ee pe e ete adipe pee eC eae 47 Exploded View 2 Of 6 E 48 Exploded View 3 Of 6 49 Exploded View 4 Of B LEN 50 Exploded View 5 08 6 22 iki det gen e a 51 Exploded View e mias a diia 52 Page 4 Table of Contents 8544TOC fm Section 1 Specifications Specifications are subject to change without notice Controller Dimensions Height 34 cm 13 5 in Width 28 cm 11 in Depth 20 3 cm 8 in without wall bracket 33 cm 13 in deep with wall bracket Pump Controller Housing High impact injection molded ABS submersible watertight dust tight corrosion and ice resistant NEMA 4X 6 High speed peristaltic dual roller with 9 53 ID x 15 9 mm OD 3 8 in x 5 8 in Sample Pump medical grade silicone rubber pump tube Pump Body Impact corrosion resistant glass reinforced Delrin Vertical Lift 8 23 m 27 ft maximum Remote pump option recommended for lifts from 6 7 to 10 7 m 22 to 35 ft Sample Transport Velocity 61 mm sec 2 ft sec minimum at 4 6 m 15 ft vertical lift in a 3 8 in ID intake tube Pump Flow Rate 60 mL sec at 0 91 m 3 ft vertical lift in a 3 8 in ID intake tube Sample Volume Programmed in milliliters in one mL increments from 10 to 9999 mL Sam
53. so be used with any device such as pH meter which produces a dry contact output to control the sampler in response to some user defined condition i e high or low pH must be used in conjunction with Pin B ground 24 V de max at 100 mA max E Special Output Red Normally at O V dc this line switches to 12 V dc upon any of the selected event described in SECTION PROGRAMMING NA Program Complete Output Green Normally an open circuit this line switches to ground for 90 seconds at the conclusion of the sampling program Used to wake up another sampler to take over sampling or to signal an operator or datalogger upon the completion of the sampling program N A Note The sampler provides 12 V dc on Pin A of the Auxiliary Receptacle and this voltage is pulsed back to Pin C each time the contact closes on the external flow meter The external flow meter must provide a dry contact closure Note Older model 4 20 mA interfaces Cat No 913 require correct loop polarity to properly work The newer generation Cat No 2020 series interfaces are not sensitive to loop polarity Page 18 Auxiliary Connection Contact Closures The sampler controller is capable of accumulating 1 to 9999 contact closures Each contact closure output from a flow meter represents a specific flow volume Some flow meters have an adjustable output i e one contact closure for every 100 500 1000 10
54. u des Ger ts in explosionsgef hrdeten Bereichen genau nach den Steuerungsanlagen Zeichnungen des Herstellers erfolgt Von der Vornahme von nderungen an meB bzw regeltechnischen Ger ten bzw abweichender Installation wird dringend abgeraten da hierdurch lebensbedrohliche Personen und oder Sachsch den verursacht werden k nnen PERICOLO Nonostante alcuni prodotti Hach siano predisposti e certificati per l installazione in ambienti pericolosi come previsto dal Codice Normativo Nazionale che concerne l elettricit sconsigliabile utilizzare prodotti Hach in ambienti considerati pericolosi E diretta responsabilit della persona che installa lo strumento in un luogo ritenuto pericoloso appurare se lo strumento e compatibile con tale ambiente Inoltre per maggior sicurezza l installazione dello strumento in ambienti pericolosi deve seguire le specifiche di progettazione del produttore Si deve evitare qualunque manomissione allo strumento o all installazione tali modifiche possono rappresentare una minaccia per la vita delle persone e creare guasti Important Note The following information is provided to guide users of 900 Composite Samplers on the dangers and risks associated with entry into confined Spaces On April 15 1993 OSHA s final ruling on CFR 1910 146 Permit Required Confined Spaces became law This new standard directly affects more than 250 000 industrial sites in the United States and was created to protect the
55. uously in either direction without having to hold down the PUMP or PURGE keys press the key This will cause Lock Pump Purge to appear on the display Then press either PUMP or PURGE 4 To stop the pump press STOP PUMP or turn the sampler off with the OFF key Pressing STOP PUMP returns the display to Pump Purge Clear Page 25 Data Logging Section 4 5 To exit the manual mode press CLEAR ENTRY This returns the sampler to the standby state While the sampler is in standby a sample cycle can be initiated by pressing the TAKE SAMPLE key 4 8 Measurements Triggered by Liquid Levels or Flow Page 26 The sampler can operate in any one of three control modes using an external controlling device i e Liquid Level Actuator Cat No 943 or an external flow meter In any of the three modes the sampler remains in a standby state until liquid at the sample source reaches a predetermined level This feature may be also used to access the setup of the storm water monitoring program First Flush The three modes are described below Mode 1 The instrument collects a sample within the first minute that the liquid rises to the predetermined level After the first sample is taken the sample interval automatically resets to the programmed interval If the liquid falls below the predetermined level the sampler continues to collect samples at the programmed time or flow interval until the program ends Mode 2 The instrument co
56. up mode which contains set up information such as the units for bottle volume milliliters and gallons and the bottle volume To access the Bottle Setup Mode the sampler must be in standby state the program cannot be in progress or running The sampler is in standby state when the display indicated any one of the following Ready to Start Program Complete or Program Halted If the display reads Program Running press the CHANGE HALT key This will halt the program thus placing the sensor in the Program Halted standby state 1 5 With the sampler in standby state press the key The display will read Enter units for bottle volume milliliters Press NO to cause other volume units to appear When the desired units appear on the display press YES The display will show Volume _ mL or Volume Gallons whichever was chosen in the previous step Enter the volume for the individual sample bottle by pressing the numerical keys Press YES to accept the volume This completes the bottle setup entries and the sampler is ready to program 8544operations fm Page 23 Setting the Time and Date Section 4 4 5 Explanations of Program Messages Item E Number Message Description of Message 1 READY TO START Indicates that a program is ready to start To start press START PROGRAM 2 PROGRAM HALTED Indicates the sampling program has be
57. urs using a lead acid battery charger Do not exceed 24 hours or you may damage or shorten the life of the battery The charge rate is 500 mA dc Temperature At higher temperatures the electrical capacity that can be taken out of a battery increases At lower temperatures the electrical capacity that can be taken out of a battery decreases However excessive heat destroys batteries Avoid placing batteries near heat sources of any kind To maximize battery life operated the battery at an ambient temperature of 20 C 70 F The permissible operating temperature range is 15 to 50 C however use in the 5 to 35 C temperature range is recommended Storage Store lead acid batteries in a cool dry place Their low self discharge rate and excellent charging characteristics permit storage for up to one year without loss of efficiency or appreciable deterioration of battery performance At room temperature the self discharge rate of lead acid batteries is approximately 3 of rated capacity per month The self discharge rate will vary as a function of ambient storage temperature Figure 1 on page 45 shows the storage self discharge characteristics of lead acid batteries at various ambient temperatures Table 3 on page 46 shows recommended storage times for lead acid batteries Figure 1 Battery Discharge Characteristics 80 60 40 Remaining Capacity 20 Gel Cell Self Discharge Characteristics
58. w meter connected to the auxiliary connector In the timed cycle mode the interval between samples is controlled by an integral quartz crystal clock The sample interval may be set from 1 to 9999 minutes in one minute increments In the flow proportional mode via an external flow meter the interval between samples may be set from 1 to 9999 flow pulses in one pulse increments where each pulse represents a specific flow volume interval The number of minutes or flow intervals remaining unit the next sample is shown on the control display The program can be delayed by entering the desired starting time and date on the sampler keypad The sampler utilizes a high speed peristaltic pump for collection of the sample liquid The pump body is constructed of impact and corrosion resistant plastic Tubing is held firmly in place by the pump body haves no clamps are required The intake line is air purged before and after each sample The duration of the pre and post sample purge automatically compensates for different intake line lengths The pump tubing is 0 95 cm 3 8 in ID X 0 32 cm 1 8 in wall medical grade silicone rubber Although the pump is capable of vertical lifts up to 8 2 m 27 ft lifts greater than 6 7 m 22 ft are not recommended unless the Remote Pump option is utilized The pump produces a sample transport velocity of 1 mps 3 3 fps at 1 m 3 ft vertical lift The sample is under pumped flow at all times from the source strea
59. white Teflon strainer body Push the other end of the vinyl tube on to the stainless steel fitting connector end that points away from the pump control housing 3 4 2 Teflon Lined Polyethylene Intake Line The Connection Kit for Teflon lined Tubing Cat No 2186 contains two identical assemblies one for connecting the Teflon lined tubing to the stainless steel tubing connector and the other for connecting the intake Page 14 Mounting the Sampler strainer 1 Place the stainless steel hose clamp over the stainless steel fitting until it abuts the shoulder of the tubing connector Secure with a tubing clamp 2 Push the stainless steel fitting into the Teflon lined tubing until it abuts the shoulder of the stainless steel fitting 3 Slide the stainless steel hose clamp over the silicone tubing then push the silicone tubing over the stainless steel fitting on the liquid sensor 8544install fm Section 3 4 Slide the tubing clamp over the silicone tubing until it is over the stainless steel fitting on the liquid sensor Tighten to secure 5 Repeat the procedure for the intake strainer 3 5 Setting Up the Intake Line and Strainer 3 6 Choosing Bottles For each sampling location the intake line should be as short as practical and be free of any sharp bends coils or loops Install the intake line with a downward slope from the sampler to the sample source because e This will assure the complete drainage of the intake lin

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