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2020e • Code 1979-EPA

2020i • Code 1979-ISO

Version 1.5 • Code 1979-MN • 12-07

Содержание 2020e

Страница 1: ...2020e Code 1979 EPA 2020i Code 1979 ISO Version 1 5 Code 1979 MN 12 07 e i...

Страница 2: ......

Страница 3: ...WARNING This set contains chemicals that may be harmful if misused Read cautions on individual containers carefully Not to be used by children except under adult supervision...

Страница 4: ...aging 11 12 Setting Date Time 12 13 Selecting a Language 14 Setting Auto Shutdown 15 Data Logging 16 17 Tube Positioning Ring 18 Analysis Calibration 18 Analysis 19 21 Dilution Procedures 22 Preparati...

Страница 5: ...l 38 General Information 39 Packaging and Delivery 39 General Precautions 39 Safety Precautions 39 Limits of Liability 39 Specifications 40 Statistical and Technical Definitions Related to Product Spe...

Страница 6: ...n limit of the 2020 allow very accurate readings for such calibrations The meter also allows the user to choose the units of measure for expressing turbidity While nephelometric turbidity unit NTU has...

Страница 7: ...stability and minimize calibration drift The 2020 also has a signal averaging option to improve the stability of readings on low turbidity samples The 2020 has two different turbidity calibrations fo...

Страница 8: ...test result of the diluted sample should be multiplied by four OPTIONS SET UP FACTORY DEFAULT SETTINGS Settings that have user options have been set at the factory to default settings The factory def...

Страница 9: ...05 5 Scroll down and then press IOK to select units Available units are NTU Nephelometric Turbidity Units FNU Formazin Nephelometric Units ASBC American Society of Brewing Chemists EBC European Brewer...

Страница 10: ...its Calibration 16 02 19 01 04 05 5 Scroll down and then press IOK to select a Calibration curve Select a calibration option based on the composition of the standards that will be used to calibrate th...

Страница 11: ...the user to average multiple readings This option will improve the accuracy of samples with readings that may tend to drift with time When the two five or ten reading options have been selected the me...

Страница 12: ...enu or make another menu selection or press OFF to turn the meter off Note When the Averaging option is selected it will take longer to get the final result and more power will be used SETTING THE DAT...

Страница 13: ...ss IOK to accept the value and move to the next value Set Date 01 0 4 05 q p 16 02 19 01 04 05 Set Date 01 04 05 q p 16 02 19 01 04 05 Set Date 01 04 05 q p 16 02 19 01 04 05 When choosing a date form...

Страница 14: ...d then press IOK to select Language Options Averaging Turbidity Date Time Language 16 02 19 01 04 05 4 Scroll down and then press IOK to select a language Available languages are English French Spanis...

Страница 15: ...sure Data Logging Options 16 02 19 01 04 05 3 Scroll down and then press IOK to select Auto Shutdown Options Turbidity Date Time Language Auto Shutdown 16 02 19 01 04 05 4 Scroll up and then press IOK...

Страница 16: ...data point that was logged Data Logging View Stop Erase 16 02 19 01 04 05 4 Press or to scroll through the saved data points 304 304 1 58 NTU Turbidity F 16 26 58 09 11 04 16 02 19 01 04 05 Note If t...

Страница 17: ...scroll down and press IOK to select Erase to empty all logged data points from the memory Data Logging View Stop Erase 5 Press OFF to turn the meter off or press to exit to a previous menu or make an...

Страница 18: ...To remove a ring invert the uncapped tube on a soft surface such as a paper towel Press down on the ring with equal pressure distributed around the ring ANALYSIS CALIBRATION The default units are NTU...

Страница 19: ...s with the blank For the most accurate results use the same tube for the blank and the sample 4 Fill the tube to the fill line with the blank Pour the blank down the inside of the tube to avoid creati...

Страница 20: ...19 01 04 05 8 Rinse a clean tube 0290 or the same tube three times with the water to be tested Avoid spilling water on the outside of the tube IMPORTANT While the tube is inverted wipe the lip of the...

Страница 21: ...mple q 16 02 19 01 04 05 14 Press OFF to turn the meter off or press to exit to a previous menu or make another menu selection Note The meter will remember the last scanned blank reading It is not nec...

Страница 22: ...water is often called low turbidity water and assigned a value of 0 01 or 0 02 NTU However because this water is used as a baseline to compare to sample water the difference between the sample and th...

Страница 23: ...step is required to prevent rupturing the filter by the vacuum that would be created when the plunger is removed 4 Replace the filter and repeat step 2 for a second rinse of the syringe and storage c...

Страница 24: ...Motte Company 1480 0 NTU Standard 60 mL EPA and ISO 1484 1 NTU Standard 60 mL EPA 1481 1 NTU Standard 60 mL ISO 1485 10 NTU Standard 60 mL EPA 1482 10 NTU Standard 60 mL ISO 1486 100 NTU Standard 60 m...

Страница 25: ...tube Wipe the tube thoroughly again with a lint free cloth 6 Open the meter lid Insert the tube into the chamber Align the index notch on the positioning ring with the index arrow on the meter Close...

Страница 26: ...iquid from being trapped under the ring when the tube is returned to an upright position 9 Fill the tube to the fill line with the standard Pour the standard down the inside of the tube to avoid creat...

Страница 27: ...ty F 0 54 N T U Calibrate q 16 02 19 01 04 05 15 Use the or to change the highlighted digits on the display to match the concentration of the turbidity standard Press IOK to accept a digit and move to...

Страница 28: ...is Press OFF to turn the meter off or press to exit to a previous menu or make another menu selection Note The meter will remember the last scanned blank reading It is not necessary to scan a blank ea...

Страница 29: ...ample will absorb light and cause low readings 11 Excessive color in a sample will absorb light and cause low readings The user should verify if a certain level of color will cause a significant error...

Страница 30: ...factor Blank meter Err6 Internal mathematical error Re blank the meter and rescan the sample Err7 Configuration error Call LaMotte Tech Service Meter may have to be returned for repairs low battery L...

Страница 31: ...asurements The microprocessor and optics enable a dynamic range and auto ranging over several ranges Energy efficient LED light sources are used for ISO turbidity EPA turbidity uses a tungsten filamen...

Страница 32: ...32 GENERAL OPERATING INFORMATION Top View Bottom View Serial Number Battery Compartment ON OFF OK L Mott 2020...

Страница 33: ...ed on the display The Keypad This button will scroll down through a list of menu selections IOK This button is used to select menu choices adjacent to the in a menu viewed in the display This button w...

Страница 34: ...enu choices are connected in a loop Scrolling down past the bottom of the menu will lead to the top of the menu Scrolling up past the top of the menu will lead to the bottom of the menu Header Menu Ti...

Страница 35: ...r Shows current time and date Negative Results There are always small variations in readings with analytical instruments Often these variations can be observed by taking multiple readings of the same...

Страница 36: ...ion After a tube has been filled and capped it should be held by the cap and the outside surface should be wiped with a clean lint free absorbent cloth until it is dry and smudge free Handling the tub...

Страница 37: ...onnection 8 pin mini DIN 9 pin F D submin Order Interface Cable Code 1772 BATTERY OPERATION The 2020 may be operated on battery power or using an AC adapter If using the meter as a bench top unit use...

Страница 38: ...er a brief description of problem and contact information including phone and FAX numbers to the shipping carton This information will enable the service department to make the required repairs more e...

Страница 39: ...d the label on all reagent containers Some labels include precautionary notices and first aid information Certain reagents are considered potential health hazards and are designated with a in the inst...

Страница 40: ...iode centered at 90 Stabilization Automatic Light Source Response Time 5 seconds Sample 10 mL in capped tube Software Data Logging 4004 points Auto Shut off 5 10 30 min disabled Calibration Field adju...

Страница 41: ...be less than the accuracy or precision but it is not a statistical measure of how well a method of analysis works The resolution can be very very good and the accuracy and precision can be very bad Th...

Страница 42: ...ified by the USEPA method 180 1 ISO Compliance This 2020i meter meets or exceeds ISO design criteria for quantitative methods of turbidity using optical turbidimeters as specified by ISO 7027 CE Compl...

Страница 43: ......

Страница 44: ...LaMotte Company PO Box 329 802 Washington Avenue Chestertown Maryland 21620 USA USA 800 344 3100 410 778 3100 fax 410 778 6394 www lamotte com Code 1979 MN...

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