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Page 142
Service Menus

UVTOCTroubleshooting and Service.fm

Section 8

8.6.4 IR Cal

IR gas calibration should be performed only when you believe the IR is out of 
calibration. The IR calibration procedure is covered in 

section 7.9 on 

page 121

.

Table 15 Default Bubble Thresholds

Analyzer Part Number

Range in mg/L

Sparger Threshold 

(bubbles/minute)

UV Threshold (bubbles/minute)

011664 UV Block

7121900 UV Block

Low Range

4195 -

1010

5

12

27

7

4195 -

1020

10

12

27

7

4195 -

1030

25

12

25

11

4195 -

1040

50

14

29

6

4195 -

1050

100

13

27

7

4195 -

1060

200

13

25

11

4195 -

1070

500

13

29

6

High Range

4195 -

2000

100

12

48

37

4195 -

2010

200

12

48

37

4195 -

2020

500

14

55

38

4195 -

2030

1000

14

54

39

4195 -

2040

1000

13

48

37

4195 -

2050

2000

13

48

37

4195 -

2060

5000

16

55

38

4195 -

2070

10000

13

54

39

4195 -

2080

20000

16

54

39

I R   c a l

I R   c a l

50 .4 C

7   p p m

0. 25 V

Содержание 1950Plus

Страница 1: ...Catalog Number 4195M0040 1950Plus UV Process TOC Analyzer Instrument Manual 8 06 3ed Hach Company 2002 2003 2006 All rights reserved Printed in the U S A te kt...

Страница 2: ...Page 2 4195M0040title page fm...

Страница 3: ...ns 15 1 3 Major Components 15 1 3 1 Liquids Enclosure 17 1 3 2 Electronics Enclosure 17 1 3 3 Front Panel 20 1 4 Analysis Process 20 1 5 Installation 21 1 6 Start up and Operation 21 1 7 Calibration 2...

Страница 4: ...m Configuration 63 5 1 Setup Menu Structure 63 5 2 Setup Menu 63 5 2 1 Level Criteria Screen 63 5 2 2 Auto Options Screen 68 5 2 3 Timing Screen 69 5 2 4 Periods Screen 72 5 2 5 Time Date screen 74 5...

Страница 5: ...n 108 6 12 9 Reboot System 108 6 13 Manual Control for Selecting Stream 1 or 2 108 Maintenance 109 Section 7 Maintenance 111 7 1 Electrostatic Discharge ESD Considerations 111 7 2 Cleaning 111 7 3 Per...

Страница 6: ...on 144 8 7 Fault Maintenance Event Codes 145 8 8 Fault ID Codes 145 Appendix A TC Conversion 147 TC Conversion No Dilution 147 TC Conversion With Dilution 149 Appendix B Analyzer Pump Configurations 1...

Страница 7: ...ution 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 potent...

Страница 8: ...branchements lectriques faire tr s attention aux points suivants This symbol if noted on the instrument references the instruction manual for operation and or safety information This symbol when note...

Страница 9: ...Precautions Section 3 4 page 50 contains a list of compounds approved as standards appropriate for the analyzer Some of these compounds are toxic Take appropriate precautions when handling these chem...

Страница 10: ...viter tout risque d accident Pour transporter les conteneurs de gaz utiliser des chariots ou les transpalettes Fixer les conteneurs de gaz en toute s curit pendant leur stockage et leur transport Ne...

Страница 11: ...with all appropriate national and local environmental and hazardous material laws and regulations limination des lampes UV us es Les lampes UV contiennent du mercure Les lampes UV doivent tre jet es...

Страница 12: ...Page 12 Safety Precautions UVTOCSafety Precautions fm...

Страница 13: ...Environmental Conditions Indoor use Temperature 5 40 C 41 104 F Maximum relative humidity 80 for temperatures up to 31 C decreasing linearly to 50 relative humidity at 40 C Mains supply voltage fluctu...

Страница 14: ...h selectable 115 or 230 V ac 10 50 60 Hz Wire size information Rigid solid 0 2 4 mm2 flexible stranded 0 2 2 5 mm2 AWG 24 12 Maximum power consumption 300 VA Installation Category II Fuses AC mains fu...

Страница 15: ...ysis analyzer validation and analyzer calibration The analyzer is capable of local 4 20 mA optional RS232 CSV data logging and ModBUS communication The analyzer is designed to facilitate customer main...

Страница 16: ...Components UVTOCIntroduction fm Section 1 Figure 1 Major Components 1 Electronics Enclosure 2 Liquids Enclosure 3 Display Keypad The optional dilution configuration is shown in illustrations througho...

Страница 17: ...ge 18 Flow detection is available as sample and reactor flow using bubble detection which is fed into the electronic assembly for appropriate action 1 3 2 Electronics Enclosure This enclosure contains...

Страница 18: ...as Waste Vent 6 Sparger Manifold and Pressure Gauge 2 Condenser 7 Persulfate and Resample Pump 3 Gas Liquid Separator GLS 8 Reactor Manifold 4 Sample Inlet Manifold 9 UV Lamp Assembly 5 Acid and Sampl...

Страница 19: ...fm Major Components Figure 3 Electronics Enclosure 1 Infrared IR Bench 4 8000 Display Controller Printed Circuit Board Assembly 2 8001 I O Termination Printed Circuit Board Assembly 5 Surge Suppressor...

Страница 20: ...the software state Figure 4 Front Panel 1 4 Analysis Process The analysis takes place in a two stage process First the Total Inorganic Carbon TIC is removed by acidification prior to the analysis lea...

Страница 21: ...he system is in Section 4 on page 55 Analyzer operation is covered in Section 5 on page 63 1 7 Calibration Section 6 10 on page 96 has procedures for calibrating the system in Auto or Manual modes Acc...

Страница 22: ...ory of the Stream 1 TOC values The pass or fail criteria is based on the manually entered incoming water alkalinity value and the analyzed incoming source water TOC concentration TOC1 A pass fail can...

Страница 23: ...tted entry port can be connected to a pressurized source of up to 6 bar 87 psi with a control valve needle valve placed on the inlet to throttle down the flow to between 20 and 200 mL min The calibrat...

Страница 24: ...Page 24 EPA Mode UVTOCIntroduction fm...

Страница 25: ...de alertas notas y precauciones a tomar Lea y siga cuidadosamente estas instrucciones a fin de evitar accidentes personales y da os al instrumento Las tareas de instalaci n y mantenimiento descritas e...

Страница 26: ...Page 26 Installation UVTOCInstallation Stopper fm...

Страница 27: ...the sample source as possible to reduce analysis delay Select a location close to a drain and to the carrier gas source Select a location where the ambient temperature is within the range of 5 to 40 C...

Страница 28: ...Page 28 Unpacking and Installation UVTOCUnpacking Installation Setup fm Section 2 Figure 6 Analyzer Dimensions...

Страница 29: ...g Installation Setup fm Unpacking and Installation Figure 7 Door Clearance Dimensions 101 6 mm 4 0 inches 190 5 mm 7 5 inches 210 0 mm 8 30 inches 220 0 mm 8 70 inches 300 0 mm 11 81 inches 600 0 mm 2...

Страница 30: ...ernal wiring terminations and telltale LEDs This PCB is mounted on the rear panel of the electronics cabinet All customer wiring should be routed through the customer connection gland plate using seal...

Страница 31: ...let Ports 5 Recommended ac Power Connection 2 Waste Gas Vent 28 NPT 6 Condenser Fan 3 Sample Inlet Block 7 Fluid Connection Label 4 Electronic Conformance Rating Label 8 Gas and Liquid Service Connect...

Страница 32: ...rcuit Board Assembly 6 User Power Connections 2 RS485 Expansion Ports not for customer use 7 Analog Output 1 and Analog Output 2 3 Power Supply Cover 8 Location for optional serial communications netw...

Страница 33: ...o indicate heat cycle 4 24V Power Input Connection 5 JP1 Pins 2 and 3 are jumpered when optional RS422 485 network card is installed section 2 5 on page 41 6 Sparger Flow Bubble Detector LED Flashes o...

Страница 34: ...nnection gland plate in the upper left side of the instrument enclosure Choose the knockouts carefully and remove only those that are needed Wire the instrument for power alarms and relay connections...

Страница 35: ...7 or Figure 16 on page 37 3 If using double insulated wire strip the outside insulation back 2 5 cm 1 inch Strip the outside insulation of each individual wire back 1 cm inch Refer to Technical Specif...

Страница 36: ...17 on page 38 8 Supply power to the instrument after completion of all auxiliary wiring and after upper door is secured Figure 13 Locating and Removing the Customer Access Covers Figure 14 Electrical...

Страница 37: ...Connections Permanent Conduit Connection Figure 16 User Power Connections Power Cord on dedicated 15 amp circuit if allowed by local code 1 Isolation Switch or Circuit Breaker 3 Strain relief 2 Condu...

Страница 38: ...her 115 V ac or 230 V ac 50 to 60 Hz Make sure the instrument power is off before selecting or changing voltage settings Change the settings using the two switches that are located inside the electric...

Страница 39: ...contains relays designed for use with either high voltage or low voltage see Technical Specifications on page 13 but not a combination of both high and low voltage Wire gauge should be determined by...

Страница 40: ...Wire Preparation and Insertion 1 Strip the insulation on each wire back inch 2 Loosen the screws in the top of the connector 3 Insert the wire ends into the connector until the insulation seats again...

Страница 41: ...allow the analyzer to be set for 0 10 V output or 4 20 mA output with I connected to ground PE These settings are also detailed on the I O PCB 2 5 Serial Data Connections Connection cables are user s...

Страница 42: ...ndoffs into the communications interface circuit board see Figure 20 3 Insert the short side of the double ended header pins into the communications interface circuit board header plugs 4 Locate the t...

Страница 43: ...Holes on the I O PCB Assembly for the Standoffs Table 5 Data Communication Connections Network Line Number RS232 Connections RS422 485 Connections1 1 Install a jumper from JP1 2 to JP1 3 lower two pi...

Страница 44: ...etup fm Section 2 Figure 22 RS232 Connection to Remote Device PC Figure 23 RS422 Connection to Remote Device Important Note Install a jumper from JP1 2 to JP1 3 lower two pins on the I O pcb 130143 fo...

Страница 45: ...4 V dc maximum 500 mA to a valve on an extended blowback filter system This output may be configured for separate ON and OFF periods The ON period is configurable between 1 and 100 seconds and the OFF...

Страница 46: ...te of 25 60 mL minute Carrier gas and fluid connections are made on the lower left hand side of the analyzer Refer to Figure 27 on page 48 After connections are made ensure that they are leak free On...

Страница 47: ...t be determined by the user and dealt with appropriately based on type of gas and its occupational threshold limits 2 8 1 Dual Stream Option Danger Depending on the user s sample composition waste gas...

Страница 48: ...9 Span Standard 4 L bottle 3 Sample Inlet Manifold 10 Zero Standard 4 L bottle 4 PTFE Tubing 0 063 inch ID Cat No 026009 11 Persulfate 5 gal bottle 5 PTFE Tubing 0 031 inch ID Cat No 026067 12 Acid 5...

Страница 49: ...ill enhance the accuracy and repeatability of the analyzer All chemicals should be of ACS grade or better 3 2 Recommended Tools and Materials Volumetric glassware made of borosilicate glass such as Py...

Страница 50: ...ing Phosphoric Acid Solution Example Prepare 20 L of 0 6M H3PO4 see Table 7 Caution Phosphoric acid is a strong and corrosive reagent Handle with appropriate care Eye protection is required when handl...

Страница 51: ...t Tables UV 4195 6195 1010 3010 1020 3020 1030 3030 1040 3040 1050 1050 1060 3060 1070 3070 2000 4000 TOC Range mg L 5 10 25 50 100 200 500 100 Sodium Persulfate Molarity 0 2 0 4 0 6 0 6 0 4 0 5 0 6 0...

Страница 52: ...the container making sure that the tube reaches the bottom of the container Only use the molarity of persulfate specified in the table in section 3 5 on page 50 High molarities of persulfate will gen...

Страница 53: ...one UV lamps OFF If a cleaning agent has been used in another application containing the same substances found in the sample s that cleaning agent can usually be applied in this analyzer Take caution...

Страница 54: ...Page 54 Storage and Handling Tips UVTOCReagents and Standards fm...

Страница 55: ...us sections 1 Power up the analyzer if necessary After a start up period that includes an identification of your analyzer type the unit will display Purging At this time confirm that the analyzer has...

Страница 56: ...carrier gas should descend to less than 20 ppm Check it as follows a Stop the analyzer by selecting Stop Analyzer in the Main Menu or by simply entering the SERVICE MENU b The carrier gas will continu...

Страница 57: ...tandard 2 Verify that the Flow Meter is indicating the approximate correct flow This reading is range dependant Refer to Table 9 for the correct value 3 Press the UP key twice from the main screen to...

Страница 58: ...low no lower than 30 cc min and no higher than 150 cc minute Ensure that the gas concentration remains in this range for a minimum of 5 minutes 7 Enter the Primary Span calibration and follow the prom...

Страница 59: ...me and advance to the final screen 12 Go back to the Main screen 13 Connect the sample stream line to the sample source 14 Set up the local parameter settings such as Auto cal Auto clean Relays Analog...

Страница 60: ...Page 60 Analyzer Adjustments UVTOCCommissioning fm...

Страница 61: ...peligrosa Revise las fichas de seguridad de materiales y familiar cese con los procedimientos de seguridad antes de manipular productos qu micos GEFAHR Das Arbeiten mit chemischen Proben Standards und...

Страница 62: ...Page 62 Operation UVTOCOperation Stopper fm...

Страница 63: ...with the analyzer 5 2 Setup Menu The Setup screens are normally only used during commissioning to make minor changes for your application such as new alarm settings or range settings Under Setup the f...

Страница 64: ...rising level unlatched alarm Like Alarm 1 level Alarm level 2 goes into an active state when the mg L concentration exceeds the setpoint To access the Alarm 2 level screen press the UP button Set the...

Страница 65: ...e Inhibit level screen 2 To modify the Range change press ENTER 3 Asterisks will flash on either side of the displayed value Use the UP and DOWN buttons to change the value 4 Press ENTER when the desi...

Страница 66: ...ter the Autorange screen from the Range change screen by pressing the UP button If you choose to autorange map one of the analog outputs to one of the three TOC output options and the other to Range I...

Страница 67: ...in memory 5 2 1 5 Selecting Output Ranges Allowing the analog output scaling to change effectively allows intermediate ranges to be presented to a DCS or monitoring system Selecting output ranges refe...

Страница 68: ...old If the value of TOC exceeds this of the analyzer s range the analyzer will go offline for the selected spill recovery time refer to section 5 2 2 4 This is to allow the analyzer to return to onlin...

Страница 69: ...e cleaning solution such as bleach could produce toxic vapors such as chlorine gas If Yes is detected in the Clean before cal screen a cleaning operation will always occur before an autocalibration Cl...

Страница 70: ...are three ways which this auto operation schedule may be set up Beginning at a specific time and repeating the operation at set intervals Interval Mode Performing the operation at one specified time...

Страница 71: ...erval is set to zero and all the daily entries Sunday through Saturday are set to No there will be no occurrences of that operation 5 2 3 3 Blowback Off The optional Blowback valve forces compressed a...

Страница 72: ...eriods of operation screen allows entry into a set of menus that control the time periods associated with phases of the analyzer Enter the Periods screen by pressing the UP DOWN button while in the Ti...

Страница 73: ...etting Use the UP or DOWN buttons to increase or decrease the setting 1 to 60 minutes 4 When the desired delay time is displayed press ENTER to place the value in memory 5 2 4 4 Purge Period The Purge...

Страница 74: ...clude the purge period 5 2 5 Time Date screen The current Time Date setup screen is entered from the Periods screen by pressing the UP button 5 2 5 1 Set Time 1 Press the ENTER button The Set time scr...

Страница 75: ...rect year the same way the month was entered When finished press ENTER 5 2 5 5 Date Format This allows setting the date format to either USA format mm dd yy or international format dd mm yy for displa...

Страница 76: ...trument is taken offline Zero mg L 1 Zero mg L forces all output to zero when offline Tracks TOC when online Gas ppm The CO2 gas ppm may be output from zero to full scale linearized and the IR cell te...

Страница 77: ...UP button The screen to map the Channel 2 outputs is displayed 6 Press the UP or DOWN button to scroll through the options presented above 7 An asterisk will be blinking on either side of the displaye...

Страница 78: ...mapped to an output relay the Online status allows DCS systems to determine that the 4 20 mA is representative of the current TOC reading This is necessary because if the analyzer is not currently me...

Страница 79: ...efers to the coil of a relay If an event is mapped to a relay selection of energized means that a relay coil is energized when the event occurs 1 Press ENTER 2 Asterisks flash on either side of Yes To...

Страница 80: ...enable this function enable the SW1 in the Service Menu 5 2 7 Serial Menu This option requires an optional communication module be installed in the analyzer See section 2 5 on page 41 1 Enter the Seri...

Страница 81: ...yed 2 To change the displayed setting press ENTER 3 Asterisks will flash on either side of the setting 4 Use the UP or DOWN buttons to set the desired setting Press ENTER accept the selection and plac...

Страница 82: ...at This menu allows selection of the word order used by ModBus to represent real numbers floating point numbers Table 10 Communication Settings Baud 9600 Parity none Number of data bits 8 Stop bit 1 T...

Страница 83: ...button while in the Zero tolerances screen The Span tolerance screen is displayed Table 12 Modbus Registers Register address Function 40001 2 Live output in mg L single precision IEEE float 40003 4 G...

Страница 84: ...on page 132 for a detailed discussion of maintenance event codes 5 2 8 4 Fault Pri Screen This percentage value is used as a fault event threshold indicating change in analyzer performance to indicate...

Страница 85: ...ing damaged by the corrosive liquids in the analyzer This is the threshold above which the maintenance event for reactor pressure will occur 5 2 8 7 Fault Pressure This is the threshold above which th...

Страница 86: ...ons to scroll through the various model numbers 4 When your analyzer model is displayed press ENTER This places your selection in nonvolatile storage and will reboot and load the default settings for...

Страница 87: ...eria in compliance with the EPA regulation see Table 1 on page 22 5 2 12 Stream Screens The number of analysis streams may be selected as Single or Dual 5 2 13 Loss of Flow If a loss of flow occurs th...

Страница 88: ...lyzer the replacement pump kit catalog numbers the IR ranges and flow rates Pump flow rates are all calculated for 60 Hz 5 4 Application Screens USP EP is not a valid selection for standard UV analyze...

Страница 89: ...Figure 30 Figure 30 Analyzer Front Panel Display and Controls 6 2 Display See Appendix C on page 161 for a list of abbreviations acronyms and definitions used in this manual A 2 line by 16 character...

Страница 90: ...ter Enter Enter Enter Enter Enter Enter Enter Enter Enter Enter Enter Enter Enter Enter Enter Enter Enter Enter Enter Enter Enter Enter Enter Enter Enter Enter Enter Enter Calibration Enter Enter Ente...

Страница 91: ...eypress press and hold the CTRL button before pressing any other button If the CTRL button is not pressed first the function of the other button will supersede the dual button press For example the co...

Страница 92: ...The analyzer s operating status Purging An event such as M04 may replace R4 M04 indicates a maintenance request ID of 04 An event such as F04 may replace R4 F04 indicates a fault ID of 04 Fault and m...

Страница 93: ...us Current Calibration screen displays the ratio between the current calibration and the primary calibration Refer to section 6 10 1 on page 96 Status Screen This screen details the TOC reading in mg...

Страница 94: ...calibration procedures which are explained in section 6 10 on page 96 6 7 4 4 Grab Sample The Grab Sample menu allows the operator to analyze a specific sample other than the online stream The grab sa...

Страница 95: ...tion Menu Assess the validity of the current calibration by performing a validation of a known TOC standard This function may be initiated manually or automatically scheduled After the TOC value of th...

Страница 96: ...below 6 10 Calibration Menu 6 10 1 Calibration Overview and Options The analyzer supports primary calibration manual calibration automatic calibration and multi point calibration Primary and Manual ca...

Страница 97: ...peristaltic pump tubing and also the aging of the UV lamps Following any manual calibration or auto calibration this aging can be identified by the in the Pri v cal screen see section 6 7 3 1 on page...

Страница 98: ...auto calibration data set A successful auto calibration will become the active calibration Multi point calibrations The three forms of multi point calibrations are detailed in section 6 10 7 on page 1...

Страница 99: ...alues displayed the current readings for zero 19 ppm and span 950 ppm Press ENTER again to select the calibration options 6 10 3 Manual Zero Calibration Press ENTER while in the Calibration menu The f...

Страница 100: ...that the zero is sufficiently stable to proceed A longer exposure to DI water creates a better zero calibration This is especially true when the analyzer has been exposed to high concentrations of TO...

Страница 101: ...prompts to press ENTER when stable For an accurate calibration high range analyzers benefit from long exposure to the span standard The stability is tested before determining the result however the us...

Страница 102: ...the displayed value Use the UP or DOWN buttons to change the value 3 Press ENTER when the desired value is displayed to enter the value in memory 6 10 7 Multi point Calibrations This is an advanced u...

Страница 103: ...TOC added calibration are analyzed after the calibration online the TOC reported will be offset by the reagent water blank When this option is selected the multi point zero is not used Only the non ze...

Страница 104: ...st 10 different from an existing entry Points may be entered in any order Following a successful calibration of a point the entry is added to the calibration set and ordered from low to high Multi poi...

Страница 105: ...e screen sequence is similar to the manual calibration Multi point zero This procedure allows the zero in the multi point calibration set to be established for segmented and fitted Active Cal selectio...

Страница 106: ...ENTER A prompt screen is now displayed 3 Place the Calibration Port tube in the sample to be measured Press ENTER and the Grab Sample analysis screen is displayed As the analysis progresses the TOC v...

Страница 107: ...go online 6 12 2 Initiate Calibration Press ENTER to initiate an automatic calibration A cal confirmation screen is briefly displayed After an auto calibration the analyzer will go online 6 12 3 Initi...

Страница 108: ...librations as the current basis for calculation of TOC Manual Primary Auto cal Segmented TOC added and Fitted To change the displayed selection press ENTER See section 6 10 on page 96 6 12 9 Reboot Sy...

Страница 109: ...as notas y precauciones a tomar Lea y siga cuidadosamente estas instrucciones a fin de evitar accidentes personales y da os al instrumento Las tareas de mantenimiento descritas en la presente secci n...

Страница 110: ...Page 110 Maintenance UVTOCMaintenance Stopper fm...

Страница 111: ...be accomplished by touching an earth grounded metal surface such as the chassis of an instrument or a metal conduit or pipe To reduce static build up avoid excessive movement Transport static sensiti...

Страница 112: ...is not necessary or possible substitute DI water for sample in the analyzer Table 14 Maintenance Tasks and Schedule Maintenance Task Daily Monthly Quarterly Annually Check for alarms X X X X Check fo...

Страница 113: ...German or Italian translations Refer to Figure 37 on page 115 when replacing pump tubes You will need a flat blade screwdriver and tubing loading key to mount the pump head To replace the pump head 1...

Страница 114: ...the rotor shaft Twist the shaft to align the tang on the rotor shaft with the slot in the motor drive shaft Shift the pump head housing around until it drops over the alignment pins if present Figure...

Страница 115: ...nt Figure 36 Pump Components Figure 37 Turning the Loading Key to Insert the Tubing 1 End Bell 3 Rotor Shaft 5 Tubing Loading Key 2 Rotor 4 Tubing Grooves 1 Hold the tubing in the groove as shown 2 Tu...

Страница 116: ...t free cleaning tissues Long cotton swabs Cutting pliers to cut the tie wrap holding the thumb latch to allow the cell assembly to be removed from the IR bench 1 Refer to Figure 39 on page 117 and rem...

Страница 117: ...located between the cell and the bench assembly so that it can be cleaned 9 Inspect the O ring to verify that it is free of damage and deterioration The smallest debris particle on the O ring seat can...

Страница 118: ...intenance fm Section 7 Figure 40 Cleaning the Interior Wall of the Cell Assembly Figure 41 Cleaning the Sapphire Window that Protects the Parabolic Mirror in the IR Cell Figure 42 Cleaning the Sapphir...

Страница 119: ...nt to back If they do the cell O rings are providing a sufficient seal Failure of this test may also indicate a cracked condenser or leaking GLS fitting Figure 43 IR cell plugged during the leak test...

Страница 120: ...of the cell and mirror assembly See Figure 46 on page 121 5 If necessary adjust the piston length and repeat step 4 Refer to Figure 44 6 When the pressure is satisfactory hold the piston with a inch o...

Страница 121: ...R If relay contacts are connected to ac line voltage remotely disconnect the power before opening the upper enclosure door of the analyzer See section 7 1 on page 111 before performing this procedure...

Страница 122: ...uld result however you could not be certain if the gas ppm reading was zero or below zero The slight gas ppm increment above zero ensures that you are in a positive range Figure 47 Adjusting the Zero...

Страница 123: ...accumulated sediment by inverting the GLS Flush with a DI water from a squeeze bottle if necessary Remove algae accumulations with a cotton swab and DI water 7 11 Replacing a UV Lamp Caution If the a...

Страница 124: ...ng 7 Close the enclosure door and resupply power Do not supply power to the UV lamp while the enclosure door is open Figure 48 UV Lamp Position in the Analyzer Figure 49 UV Lamp Assembly Access Cover...

Страница 125: ...nd the ground lead to TP3 b Set the display to 1 volt per division Using a Volt meter a Connect the positive lead to TP5 and the negative lead to TP3 b Set the volt meter to ac The ac signal at TP5 al...

Страница 126: ...TP2 Source Voltage 1 7V 4 Zero and Span Adjustment 12 Adjustment for source voltage to 1 7V 5 TP3 Analog Ground V 13 LK4 OUT Stepper Inputs 6 LK2 IN AGC Setup 14 TP6 Digital 0V 7 TP1 INT Output 15 LK...

Страница 127: ...uit boards or their components without wearing a properly grounded wrist strap See Electrostatic Discharge ESD Considerations on page 111 DANGER For continued protection against fire hazard replace th...

Страница 128: ...Page 128 Replacing the Fuses UVTOCMaintenance fm...

Страница 129: ...n the U tube from front to back Liquid tests requiring changes to the plumbing should be done following an analyzer flush to avoid contact with samples and reagents 2 Ensure that the overflow portion...

Страница 130: ...m the pump because undetected downstream blockages not in the flow path could affect the results 8 2 2 Instrument is Unstable or Drifts 1 Check for proper installation of electrical input wiring 2 Che...

Страница 131: ...TION CAUTION CAUTION Persulfate Pump Sample Pump Dilution Pump Acid Pump Optional Dual Stream Valve V4 NC NO Stream 2 Stream 1 Sparger IR Bench GLS Sparger Orifice V3 V2 V1 NC NC NC NO NO NO Span Acid...

Страница 132: ...ant pressure The DI water is varying in purity or is not of constant supply Verify the purity of the DI standard and replace if necessary Ensure peristaltic pumps are currently operating Verify the ca...

Страница 133: ...Poor IR cell heater control Verify cell temperature is constant 49 C 1 C Increase span size M04 Span level In order to pass an autocalibration it is necessary to achieve 65 of the theoretical CO2 for...

Страница 134: ...move the cause of the restriction Possible causes are 1 UV manifold crystal buildup in the UV block Clean the UV manifold 2 Blocked UV reactor Disassemble the reactor and flush with water If the block...

Страница 135: ...re versions this may require setting the flow failure thresholds to 0 Ensure no leaks in acid line due to either tubing or fittings Verify sample is flowing to the analyzer F02 No UV lamp flow In case...

Страница 136: ...ssure threshold Setup Tolerances The reactor is blocked Locate and remove blockage Possible causes are 1 UV manifold crystal buildup in the UV block Clean the UV manifold 2 Blocked UV reactor Disassem...

Страница 137: ...Section 8 Page 137 UVTOCTroubleshooting and Service fm Service Menu Structure 8 5 Service Menu Structure...

Страница 138: ...st menu is displayed 8 6 1 Relay Test Activating relays may activate an alarm system connected to the relays The Relay test menu allows toggling of the status of the five relays S1 S5 and the blowback...

Страница 139: ...ily disabled when V1 is switched on 4 Press ENTER to toggle between ON OFF status The displayed selection is saved when you exit the screen Each time the UP button is pressed the Clean valve V2 STD va...

Страница 140: ...n press the CTRL then ENTER buttons You will be returned to the Input status menu 8 6 3 1 Sparger and UV Flow Detection The TOC analyzer is exposed to widely varying sample compositions Bubbles optica...

Страница 141: ...still running and the UV lamps off While Offline if the analyzer detects a bubble count per minute less than the threshold the analyzer will enter a Purge Period then return to Online mode If the bub...

Страница 142: ...arger Threshold bubbles minute UV Threshold bubbles minute 011664 UV Block 7121900 UV Block Low Range 4195 1010 5 12 27 7 4195 1020 10 12 27 7 4195 1030 25 12 25 11 4195 1040 50 14 29 6 4195 1050 100...

Страница 143: ...span with the DCS loop load resistor is in place If the jumper configuration is changed recalibration may be required For wiring details and jumper configuration see section 2 4 on page 41 For electr...

Страница 144: ...8 6 6 Setting the Elevation This menu allows the IR to be calibrated at a different elevation and thus different atmospheric pressure to the final operating elevation of the analyzer It will normally...

Страница 145: ...cel the event from the event list See Section 7 Maintenance on page 111 8 8 Fault ID Codes Table 16 Maintenance and Fault Event Codes ID Text CSV M01 Zero stability 1 M02 Zero level 2 M03 Span stabili...

Страница 146: ...Page 146 Fault ID Codes UVTOCTroubleshooting and Service fm...

Страница 147: ...rbs and replace with 28 blank plugs from the start up kit 3 Remove 28 blank plug 4 Remove barb fitting and install 28 blank plug 5 Connect the re sample pump tube to the port labeled 3 6 Remove flow e...

Страница 148: ...tro CAUTION CAUTION CAUTION Persulfate Pump Sample Pump Acid Pump Optional Dual Stream Valve V4 NC NO Stream 2 Stream 1 Sparger IR Bench Some analyzers may have one lamp and a mixer volume GLS Sparger...

Страница 149: ...rewing in the luer adapter see Figure 57 on page 151 5 Remove 28 blank plug 6 Create a new overflow tube from the spare parts in the start up kit a Using the PFA pipe with the larger 1 5 mm 0 06 in bo...

Страница 150: ...CAUTION Persulfate Pump Sample Pump Dilution Pump Acid Pump Optional Dual Stream Valve V4 NC NO Stream 2 Stream 1 Sparger IR Bench GLS Sparger Orifice V3 V2 V1 NC NC NC NO NO NO Span Acid Persulfate...

Страница 151: ...Tubing 2 Locking Ring 5 Chamfered End of Locking Ring 3 28 Flangeless Nut 6 Flat End of Locking Ring see Detail B A Detail B A 3 4 5 5 6 6 1 2 1 Breather Gelman 0 2 m 2 Fitting Male Lock Luer x 28M PP...

Страница 152: ...Page 152 TC Conversion UVTOC_TC_conversion fm...

Страница 153: ...pump maintenance information Figure 59 Pump Kit 200117 Figure 60 Pump Kit 200118 200117 1 Instrument Configuration Left Side 4 13 Tubing Cat No 026043 2 Instrument Configuration Right Side 5 0 102 in...

Страница 154: ...Barb 2x Cat No 014038 2 Instrument Configuration Right Side 6 14 Tubing Cat No 026044 3 15 Head Cat No 024507 7 0 129 in Barb 2x Cat No 013828 4 15 Tubing Cat No 026045 200120 1 Instrument Configurat...

Страница 155: ...Configuration Left Side 5 1 8 x in Barb 2x Cat No 013831 2 Instrument Configuration Right Side 6 14 Tubing Cat No 026044 3 24 Head Cat No 024538 7 0 129 in Barb 2x Cat No 013828 4 24 Tubing Cat No 026...

Страница 156: ...00140 1 Instrument Configuration Left Side 4 1 8 x in Barb 2x Cat No 013831 2 24 Head Cat No 024538 5 14 Tubing Cat No 026044 3 24 Tubing Cat No 026071 6 0 129 in Barb 2x Cat No 013828 200141 1 Instru...

Страница 157: ...ation Right Side 4 15 Tubing Cat No 026045 2 0 129 in Barb 2x Cat No 013828 5 1 8 x 3 16 in Barb 2x Cat No 014038 3 15 Head Cat No 024507 6 14 Tubing Cat No 026044 5414700 1 Instrument Configuration R...

Страница 158: ...5787000 5789700 1 Instrument Right Side Configuration 4 1 8 x in Barb Cat No 013831 2 0 129 in Barb Cat No 013828 5 24 Head Cat No 024538 3 14 Tubing Cat No 026044 6 24 Tubing Cat No 026071 5787000 1...

Страница 159: ...00117 13 200117 13 200117 14 200118 Flow mL min 0 12 0 12 0 12 0 12 0 12 0 12 0 12 0 42 RPM 2 2 2 2 2 2 2 2 4195 2010 4010 2020 4020 2030 4030 2040 4040 2050 4050 2060 4060 2070 4070 2080 4080 TOC Ran...

Страница 160: ...Page 160 Analyzer Pump Configurations UVTOC_PumpConfiguration fm...

Страница 161: ...pplied to relay mapping energized refers to the coil of a relay If current is mapped to a relay selection of energized means that a relay coil is energized when the event occurs EPA Environmental Prot...

Страница 162: ...hind the movement psig pounds per square inch gauge measurement 1 psig 0 068 bar 6 85 kPa purge gas the gas used to move samples or reagents through in the analyzer also called carrier gas sparge remo...

Страница 163: ...ossary zero water water to be used for the preparation of standard solutions It should be distilled deionized and acidified with phosphoric acid to a pH of 2 or less and purged sufficiently with CO2 f...

Страница 164: ...Page 164 Glossary UVTOCGlossary fm...

Страница 165: ...nalyzers 011664 Mixer Assembly TOC UV 120228 Motor Pump 2 RPM TOC Analyzers 024102 01 Motor Pump 6 RPM TOC Analyzers 024102 02 PCB Display 8000 Assembly 130135 PCB Flow Assembly 130137 PCB Termination...

Страница 166: ...sulfate Solution 0 4 Molar 20 Liter 58452 00 Sodium Persulfate Solution 0 6 Molar 20 Liter 58453 00 Sodium Persulfate Solution 0 8 Molar 20 Liter 58454 00 Sodium Persulfate Solution 1 0 Molar 20 Liter...

Страница 167: ...3861 Fitting 1 8 NPT x 1 8T BL 2 each 013858 Fuse 1 A 5 x 20 Antisurge 2 each 015804 Fuse 4 A 5 x 20 Antisurge 4 each 015806 Kit Bottle 1 each 200129 Label 115 V 60 HZ 2 each 013221 Label 230 V 50 HZ...

Страница 168: ...FE P354 5 each 013848 O Ring 009 Silicon 70 DURO 2 each 020141 O Ring 013 Silicone 70 DURO 2 each 019507 O Ring 012 Silicon 70 DURO 2 each 020123 Plug 28 4 each 014659 Switch Pressure 15 60 PSI Manifo...

Страница 169: ...Barb Adaptor 28 x 0 102 13 4 each 013829 Barb Adaptor 28 x 0 129 14 10 each 013828 Barb Adaptor 28x 0 164 16 10 each 013827 Barb Reducer 1 8 in x in 16 x 24 mm 5 each 013831 Barb Reducer 1 8 in x 3 16...

Страница 170: ...00 Nut Flangeless 1 8 in ETFE P354 4 each 013848 Reagent Storage Tray 1 each 54131 00 Kit Kalrez O ring includes 6948600 Diaphragm Simriz Burkert 1 each 6019100 O Ring 009 Kalrez 4079 5 each 6019200 O...

Страница 171: ...m element 4200 1003 PS200 Blowback Filter FM with 25 m element 4200 1004 For Class 1 Div 2 Operation Item Cat No Purge Gas generator Pneumatic AAS300 4300 0003 Kit Dual Stream FM 6023800 Z PURGE Anal...

Страница 172: ...Page 172 Replacement Parts UVTOCReplacement Parts fm...

Страница 173: ...usual operating condition that may be encountered When reporting a problem fill in the form completely and mail or fax them to your local technical support representative or to Hach Company PO Box 389...

Страница 174: ...___________________________________ __________________________________________ Enter values shown on the Last versus Primary Screen __________________________________________ _________________________...

Страница 175: ...r service is an important part of every product we make With that in mind we have compiled the following information for your convenience Page 175 UVTOCGeneral Information Stopper fm General Informati...

Страница 176: ...Page 176 General Information UVTOCGeneral Information Stopper fm...

Страница 177: ...resentative nearest you send e mail to intl hach com or contact Hach Company World Headquarters Loveland Colorado U S A Telephone 970 669 3050 Fax 970 669 2932 Technical and Customer Service U S A onl...

Страница 178: ...h Drive Loveland CO 80539 0389 Telephone 800 227 2648 Fax 970 461 3924 In Canada Hach Sales Service Canada Ltd 1313 Border Street Unit 34 Winnipeg Manitoba R3H 0X4 800 665 7635 Canada only Telephone 2...

Страница 179: ...installation Damage caused by any repair or attempted repair not authorized by Hach Company Any product not used in accordance with the instructions furnished by Hach Company Freight charges to retur...

Страница 180: ...dards include IEC 1000 4 2 1995 EN 61000 4 2 1995 Electrostatic Discharge Immunity Criteria B IEC 1000 4 3 1995 EN 61000 4 3 1996 Radiated RF Electro Magnetic Field Immunity Criteria A IEC 1000 4 4 19...

Страница 181: ...nterference that may cause undesired operation Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user s authority to operate the equip...

Страница 182: ...Page 182 4195M0040Certification fm Certification...

Страница 183: ...persulfato pueden salpicar al ser desconectados los tubos para el mantenimiento de tubos y bombas Emplear sumo cuidado Attention Si l analyseur n a pas t rinc l eau distill e durant 45 minutes il subs...

Страница 184: ...ase austreten Diese m ssen gefahrlos an die Au enluft abgef hrt werden Pericolo In funzione della composizione del campione lo scarico potrebbe generare dei vapori pericolosi che devono essere sfiatat...

Страница 185: ...ing the cleaning solution Advertencia Llevar gafas y guantes al preparar la soluci n limpiadora Attention Portez des lunettes et des gants pour pr parer la solution nettoyante Achtung Bei der Herstell...

Страница 186: ...sodio un forte agente ossidante Tenerlo lontano da forti agenti di inibizione Indossare occhiali protettivi e dopo averlo maneggiato lavarsi accuratamente le mani Grattarsi o il contatto con la pelle...

Страница 187: ...EPA Pass Fail Criteria 22 F Fault Codes 135 Flow Adjustment 58 Fluid Connections 46 Fluid flow 17 Fluids used 49 Front panel 20 Fuses 14 Fuses Replacing 127 G Grab Sample 106 H hard wired electrical a...

Страница 188: ...on 52 Sparger Manifold 18 sparger manifold 17 Specifications 13 Start up 55 Status Indicators 91 T Test points UV Lamp 126 Troubleshooting 129 U Use of metal conduit 34 UV Lamp Replacement 123 V Valid...

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