Hach 900 manual

Catalog Number 8544 Sigma 900 Composite Sampler INSTR UMENT MANU AL © Hach Company , 2003. All rights reserved. Printed in the U .S.A. eac 07/0 3 2ed[...]

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Pag e 3 8544T OC.fm T able of Contents Ta b l e o f C o n t e n t s Section 1 Specifications ............ ............. ................ ................ ............. ................ ................. ............ ................. . 5 Section 2 General Inf ormation ..................... ................ ................ ............. ...........[...]

Pag e 4 T able of Conten ts 8544T OC.fm T able of Contents Section 5 Maintenance ........... ............. ................ ................ ............. ................ ................ ............. ................ ... 33 5.1 Cleaning the Sampler ... ................ ................. ............ ................. ................ ...........[...]

Pag e 5 8544specs.fm Specifications Section 1 Specifications Specifications are subject t o change without notice . Contr oller Dimensions Height: 34 cm (13.5 in.), Width 28 cm (11 in.), Depth 20.3 cm (8 in.) without wall brac ket, 33 cm (13 in.) deep with wall brac ket Pump/Controller Housing High impact injection molded ABS: submersi ble , water [...]

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Pag e 7 8544intro .fm General Inf ormation Section 2 General Inf ormation 2.1 Instrument Description The instrument is desig ned to automatical ly collect and preserve samples from a liquid so urce. The sampler is s uit able f or collection of con ventional and to xic pollutants and suspen ded solids. The sampler collects samples on either a ti med[...]

Pag e 8 Front P anel 8544intro .fm Section 2 Figure 1 Interface Con nector s 2.3 Fr ont P anel The front panel cons ists of the k eypad , liquid cr ystal displa y , and the internal case humidity indicator ( Figure 2 ). 2.3.1 Ke ypad and Display The sampler controlle r is equipped with a 24 char acter alphanumeric liquid cr ystal displa y which aut[...]

Section 2 Pag e 9 8544intro .fm Safety Information Figure 2 900 Composite Sampler 2.4 Safety Inf ormation Please read th is entire man ual before unpa ck ing, setting up , or oper ating this instru ment. P ay particular attention to all danger a nd caution statemen ts. F ailure to do so could result in serious injury to the operator or dam age to t[...]

Pag e 1 0 Safety Info rmation 8544intro .fm Section 2 2.4.1 Use of Hazard Information If multiple hazards e xist, this manu al will use the signal word (Danger , Caution, Note) correspo nding to the gr eatest hazard. DA N G E R Indicates a potentiall y or imminently hazar dous si tuation whic h, if not a voided, could res ult in death or serious in[...]

Section 2 Pag e 1 1 8544intro .fm Safety Information D ANGER Bien que certains produits Hac h soient conçu s et certifiés pour être in stallés dans des endroits dangere ux tels que définis par l e National Electric Code , de nombreux produits Hach ne con viennent pa s pour de tels endroits. Il relève de la responsabilité des personnes q ui p[...]

Pag e 1 2 Safety Info rmation 8544intro .fm Section 2 2.4.5 Definition of Confined Space A Confined Space is an y location or enclosure t hat presents or has the immediate p otential to present on e or more of the following conditions: • An atmosphere with less tha n 19.5% or greater than 23.5% o xygen and/or more th an 10 ppm Hydrogen Sulfide (H[...]

Pag e 1 3 8544install.fm Installation Section 3 Installation D ANGER Only qu alified per sonnel should conduct the install ation tasks described in t his section of the manual 3.1 Unpac king the Instrument Remov e the samp ler from th e shipping car t on and inspec t it for any damage. Contact Hach Cust omer Service at 1-800-227-4224 if an y items [...]

Pag e 1 4 Mounting the Sampler 8544install.f m Section 3 Figure 4 W all Mount Brack et 3.3 Mounting the Sampler Attach the w all mount brack et to a stable pane l or wall ( Figure 4 ). Mount the brac ket so the sample displa y and ke ypad are easily accessible . Mount the sampler to the w all brac ket using the f our screws prov ided. 3.4 Attac hin[...]

Section 3 Pag e 1 5 8544install.fm Setting Up the Intake Line and Strainer 4. Slide the tubing clamp ov er the silicone tubing until it is ov er the stainless steel fitting on t he liquid sensor . Tighten to secu re. 5. Repeat the proced ure f or the intake st rainer . 3.5 Setting Up the Intake Line and Strainer F or each sampling locati on, the in[...]

Pag e 1 6 Pow e r C o n n e c t i o n s 8544install.f m Section 3 Figure 5 Full Bottle Shut-off 3.8 P ower Connections The sampler controlle r operated on 12 V dc which is supplied by an optional ac/dc pow er con v er ter and/or battery . Note: Make sure both rubber hold- downs are attached to the clips at each end of the power supply . The pow er [...]

Section 3 Pag e 1 7 8544install.fm 12 V dc • Bef ore performing an y maintenance , disconnect the sampler fro m the pow er source. • Do not attempt to mak e any connection or othe rwise handle the electrical components of the sampler wh en connected to ac line po wer if the immediate a rea is wet, or if hands or c lothing ar e wet. • If the c[...]

Pag e 1 8 A uxiliary Connection 8544install.f m Section 3 Contact Closures The sampler controlle r is capab le of accum ulating 1 to 99 99 contact clo sures. Each contact closure out put from a flo w meter represent s a specific flow vo l um e . Note: The sampler provides 12 V dc on Pin A of the A uxi liar y Receptacle and this voltage is pulsed ba[...]

Section 3 Pag e 1 9 8544install.fm A uxiliary Conne ction Figure 6 4–20 mA Interface and Pu lse Duration Input F or details o n progr amming the sample r f or flow propor tional oper ation, ref er to SECTION. Splitter Interface This splitter interf ace (Cat. No . 939) can be used if access to mo re than one of the A uxiliar y Receptacle functions[...]

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Pag e 2 1 8544operation s.fm Operation Section 4 Operation 4.1 Ke ypad and Key Functions Figure 8 shows the 18-p osition k eyp ad and 24-char acter alphan umeric displa y . Button Function ON Energiz es Sampler OFF De-energizes sampler and halts program in progress ST ART PR OGRAM Initiates the sampling program and resets all counts to zero (includ[...]

Pag e 2 2 Tips and T echniques for Programming the Instrume nt 8544operations .fm Section 4 Figure 8 Front P anel 4.2 Tips and T echniques for Pr ogramming the Instrument • The instrument beeps each time a k ey is pressed. • After the ON button is presses, t he displa y will show one of the follo wing messages: "Program Halted", "[...]

Section 4 Pag e 2 3 8544operation s.fm Setting the Ti me and Da te 4.3 Setting the Time and Date Bef ore programming t he sampler f or the first time, check the real time cloc k and date setting s. Note: When setting the time and date, the * ke y causes the display to back up to the pre viously fl ashing character . 1. Chec k the real-time cloc k a[...]

Pag e 2 4 Explanations of Pr ogram Messages 8544operations .fm Section 4 4.5 Explanations of Pr ogram Messages Item Number Message Descr iption of Message 1 READ Y T O ST ART Indicates that a program is ready to star t. T o star t, press ST ART PROGRAM . 2 PROGRAM HAL TED Indicates the sampling program has been interrup ted. 3 PROGRAM RUNNING Indic[...]

Section 4 Pag e 2 5 8544operation s.fm Data Logg ing 4.6 Data Logging The sampler records the tim e and date that each sa mple was collecte d, up to 400 samples. It also records the time and da te of up to 2 4 missed sa mples. 1. T o access information, the sample r must be in the "Program Halted " or "Program Complete" standby [...]

Pag e 2 6 Measurements T riggered by Liquid Le vels or Flow 8544operations .fm Section 4 5. T o e x it the man ual mode, pre ss CLEAR ENTR Y . This retur ns the sampler to the standb y state. While the sampler is in standb y , a samp le cyc le can be initiated by pressing the T AKE SAMPLE key . 4.8 Measurements T riggered by Liquid Le vels or Flow [...]

Section 4 Pag e 2 7 8544operation s.fm Pr ogramming the Sampler for Le vel Contro l 4.9 Pr o gramming the Sampler f or Level Contr ol Put the sampler in a standb y state (i.e. "Prog ram Halted", "Ready T o Star t" or "Program Complete") hold CLEAR ENTR Y fo r two seconds. This will cause the displa y to read " Lev[...]

Pag e 2 8 Flow Proportional Operation 8544operations .fm Section 4 4.11 Flo w Pr oportional Operation 4.11.1 Ho w to Calculate Pulses/Counts 4.11.1.1 Flo w Propo rtional Sampling Intervals—Using External Pulses The samp ler is equipp ed to rece ive either a momentar y dr y cont act closur e or a +5 to +12 V dc pulse from a flow meter , wh ere eac[...]

Section 4 Pag e 2 9 8544operation s.fm Flow Pr oporti onal Operati on 1. Determine the flo w increment between samples: 2. Multiply the flow increment, f , by the pu lse frequency output o f the flo w meter . Theref ore, the v alue fo r INTV = _ _ _ _ CNTS is 71. Example 3 Y ou want t o collect 48 sample s ov er a 16-hour period. The to tal e xpect[...]

Pag e 3 0 Flow Proportional Operation 8544operations .fm Section 4 Use the f ollowing e xamples to help you dete r mine the v alue that you need to enter when prog ramming f or sampling based on counts . Example 1 Y ou want to collect 24 samples o ver a 24-hour period on a 4–20 mA flo w propor tional basis . A verage Flow Rate = 3.5 mgd (a verage[...]

Section 4 Pag e 3 1 8544operation s.fm Flow Pr oporti onal Operati on 2. Calculate t . 3. Multiply Q x t . Theref ore, the v alue entered f or INTV = _ _ _ _ CNTS is 4. Example 4 Y ou want to collect 32 samples o v er an 8-hour period. A verage Flow Rate = 70 gpm (av erage flow rate ov er the 8-hour per iod) Maximum Flo w Rate = 210 gpm a = 480 min[...]

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Pag e 3 3 8544Maintenance .fm Maintenance Section 5 Maintenance D ANGER Only qu alified per sonnel should conduct the install ation tasks described in t his section of the manual 5.1 Cleaning the Sampler 5.1.1 Cleaning the Sampler Housing The interior and e xterior sampler housing ma y be cleaned with a damp sponge and mild deter gent. Do not use a[...]

Pag e 3 4 Re-installing the Bottom Panel 8544Maintenance .fm Section 5 4. Place the controller , face do wn, on a cloth-cov ered workbench to pre vent scratching the front panel. 5. Inside the Center Sec tion, remove the f our screws that fasten the Controller . 6. Lift the Center Section off the controller . 7. Remove the 17 sc rews from aroun d t[...]

Section 5 Pag e 3 5 8544Maintenance .fm Internal Desiccant Module 5.8 Internal Desiccant Module The Internal Desiccant Module (Cat. No . 787) consists of a moisture-a bsorbent m ater ial inside a poly bag. If the hu midity indic ator on the front panel turns pink, replace the module and the bac k panel perimeter gask et. The desiccant module is loc[...]

Pag e 3 6 Motor/Gear Bo x 8544Maintenance .fm Section 5 5.10 Motor/Gear Bo x The motor/gear bo x requires no regular ma intenance . The special f or mulation gears are self lubricating and requir e no oil or grease . 5.11 Internal Case Humidity Indicator After replacing t he desiccant module and re-sealin g the case, t he Internal Case Humidity ind[...]

Contact Inf ormation for U .S.A. & Outside Eur ope Pag e 3 7 Section 6 Contact Inf ormation for U .S.A. & Outside Europe Or dering Inf ormation f or the U .S.A. Informa tion Required Or dering Inf ormation f or Outside the U .S.A. and Europe Hach Company mainta ins a worldwide network of dealers and distributo rs. T o locate the representat[...]

Contact Inf ormation for Eur ope Pag e 3 8 Section 7 Contact Inf ormation for Eur ope F or technical suppo r t, repair ser vice, and ordering inf or mation please ref er to the contact inf or mation below f or your specific country . F or additional inf ormation, visit www .hach-lange .com. Au st r i a Dr . Bru no Lange Ges. MBH Industriestraße 12[...]

Limited W arranty Pag e 3 9 Section 8 Limited W arranty Hach Company w arrants its products to the original purchaser against an y def ects that are due to fau lty material or workmanship for a period of *one year* from date of shipment unless ot herwise noted in the product man ual. The sc100 Controller is warr anted for tw o years from the date o[...]

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Pag e 4 1 8544parts.fm P ar ts and Accessories Section 9 P ar ts and Accessories Description Pa r t N u m b e r 3-wa y Splitter Assem bly ......... ................. ................ ............. ................ ................ ................ . ............ ............. ....... 939 4–20 mA Interface, 10 ft Cab le......... ................ .[...]

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Pag e 4 3 8544apdx_pulsecounts .fm Programming Flo w Chart Appendix A Pr ogramming Flow Char t Pr ogram Flow Chart Ready to St art Program Halted Program Complete Bottle Setup - Press Enter units for bottle volume (ML or Gal) Enter bottle volume (in specified units) If previously entered parameters are desired for another (new) program, it is not[...]

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Pag e 4 5 8544apdx_batteries. fm Batteries and Chargers Appendix B Batteries and Char gers Lead-Acid (Gel Cell) Batteries Lead-acid batte ries are designed to pre vent electro lyte leakage from t he ter minals or c ase. The electrol yte is suspende d in a gel, which ensu res safe , efficient operation in any position. Gel cells are classified as ?[...]

Pag e 4 6 Batteries and Chargers 8544apdx_batteries .fm Appendix B Nic kel-Cadmium Batteries Nick el-cadmium batter ies provide superi or power capabilities when used at low temper atures. The y also perfo rm a higher number of charge/dischar ge cycles than lead-a cid batteries. Maintenance Nick e l-cadmium cells are of a se aled constr uction. The[...]

Pag e 4 7 8544apdx_engdra w .fm Exploded View Drawings Appendix C Exploded Vie w Drawings Exploded Vie w (1 of 6) Item Number Description QTY Pa r t N u m b e r 1 Pump Assemb ly 1 1075 2 Ov erlay 1 90 6 3 Pump T ube Inser t 1 2441 4 He x Nut 4 SE 403 5 Threadlock 4 SE 957 6 Flat W asher 4 SE 400 1 2 3 4-5 6[...]

Pag e 4 8 Exploded Vie w Draw ings 8544apdx_engdra w .fm Appendix C Exploded Vie w (2 of 6) Item Number Description QTY Pa r t N u m b e r 1 Latch 1 2279 2 K eypad Cable Assemb ly 1 8586 3 Screw 6 SE 340 4 CPU PCB Assembly 1 8921 5 900 Controller Cov er 1 8611 6 PCB Shield Plate 1 8624 1 2 3 4 5 6[...]

Appendix C Pag e 4 9 8544apdx_engdra w .fm Exploded View Drawings Exploded Vie w (3 of 6) Item Number Description QTY Pa r t Number Item Number Description QTY Pa r t Number 1 900 Controller Case 1 8619 16 O-ring Lubricant 1 SE 1048 2 He x Nut 4 SE 701 17 M ounting Pl ate 1 2547 3 Screw/Threadloc k (SE 957) 2 SE 747 18 A uxiliar y Cab le Assembly 1[...]

Pag e 5 0 Exploded Vie w Draw ings 8544apdx_engdra w .fm Appendix C Exploded Vie w (4 of 6) Item Number Description QTY Pa r t Number Item Number Description QTY Pa r t Number 1 5 Amp Fuse Label 1 8537 6 He x Nut (tighten to 16 in./lb) 17 SE 301 2 Ov erlay 1 8807 7 Distributor Cab le Assembly 1 8539 3 Screw 1 SE 343 8 900 Controller Cov er 1 8611 4[...]

Appendix C Pag e 5 1 8544apdx_engdra w .fm Exploded View Drawings Exploded Vie w (5 of 6) Item Number Description QTY Pa r t Number Item Number Description QTY Pa r t Number 1 Gearbo x Assembly 1 8910 12 Screw 1 SE 214 2 Motor Cable Assem bly 1 8859 13 Lock W asher 1 SE 208 3 Screw 1 SE 229 14 Desiccant Card Brac ket 1 2594 4 Internal Po wer Cab le[...]

Pag e 5 2 Exploded Vie w Draw ings 8544apdx_engdra w .fm Appendix C Exploded Vie w (6 of 6) Item Number Description Pa r t N u m b e r 1 CPU PCB Assembly 8921 2 Distributor (J5) — 3 Auxiliary (J6) — 4 Pin 2 (J3) — 5 P ower (J2) — 6 Cable Assemb ly Fu se Holder 3146 7 Fuse Holder , 5 x 20 mm 3320 8 Gearbox Assemb ly 8910 9 Motor Cable Assemb[...]