Related Manuals for Environmental Express COD 200
Summary of Contents for Environmental Express COD 200
- Page 1 COD 200 Portable Chemical Oxygen Demand Colorimeter Instruction Manual 99561-84 Environmental Express www.environmentalexpress.com...
- Page 2 This service, excluding the cost of transportation is free of charge. This service only applies to electrical instruments purchased after 13th August 2005. Send your electrical Environmental Express instrument for disposal freight prepaid to your supplier. Safety - General Instructions The manufacturer’s liability and warranty for damage and consequential damates lapses...
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Page 3: Method Notes
Guidelines for colorimetric measurements Vials, caps and stirring rods should be cleaned thoroughly after each analysis to pre- vent interference. Even minor reagent residues can cause errors in the test result. The outside of the vial must be clean and dry before starting the analysis. Clean the outside of the vials with a towel to remove fingerprints or other marks. - Page 4 Ambient conditions temperature: 5– 40 °C rel. humidity: 30–90 % (non-condensing) Waterproof floating; as defined in IP 68 (1 hour at 0.1 meter) Certificate for Declaration of CE-Conformity available for download at: *measured with standard solutions COD 200 Instruction Manual...
- Page 5 Guidelines for colorimetric measurements V1_04.2022...
- Page 6 • battery compartment cover (B) must be fixed with the four screws If the batteries are removed for more than one minute the date and time menu starts auto- matically when the colorimeter is switched on the next time. COD 200 Instruction Manual...
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Page 7: Function Descriptions
Function Descriptions OTZ (One Time Zero) The One Time Zero is available for all photometer variants whereby the zero adjustment is carried out in a 24-mm round vial with sample water. It can be used if different tests are carried out with identical test conditions and the same water sample. The zero adjustment is saved until the device is switched off. - Page 8 • Thermometer to measure 0 - 100 °C • Ice bath Reagents: • 12 to 14 g of sodalime • 50 ml H2SO4 (95 - 97%, 1.84 g/ml, CSB free) • Hydrochloric acid 10 % to clean absorber from residual lime COD 200 Instruction Manual...
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- Page 10 COD 200 Instruction Manual...
- Page 11 3 - 150 mg/L COD Dichromate / H Method information Instrument Name Cuvette Wavelength Measuring Range COD 200 Colorimeter ø 16 mm - prefilled vial 430 nm 3 - 150 mg/l COD Required Materials Description Part Number COD 200 Colorimeter...
- Page 12 The blank is stable when stored in the dark. Blanks and test vials must be from the same batch. Do not place hot vials in the sample chamber. The most stable measured values can be determined if the vials are left standing overnight. COD 200 Instruction Manual...
- Page 13 COD LR / 3 - 150 mg/l / LR Measuring 1. Select the method on the device: LR Put 2 ml deionised water Put 2 ml sample in the Prepare two reaction vials. in the blank sample vial. Mark one as a blank. Carefully invert several Seal the vials in the pre- Close vials.
- Page 14 Place sample vial in the Press the TEST button Remove vial from the sample chamber. • Pay sample chamber. attention to the positioning The result in mg/l COD appears on the display. COD 200 Instruction Manual...
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- Page 16 COD 200 Instruction Manual...
- Page 17 15 - 300 mg/L COD Dichromate / H Method information Instrument Name Cuvette Wavelength Measuring Range COD 200 Colorimeter ø 16 mm - prefilled vial 430 nm 15 - 300 mg/l COD Required Materials Description Part Number COD 200 Colorimeter...
- Page 18 The blank is stable when stored in the dark. Blanks and test vials must be from the same batch. Do not place hot vials in the sample chamber. The most stable measured values can be determined if the vials are left standing overnight. COD 200 Instruction Manual...
- Page 19 COD LMR / 15 - 300 mg/l / LMR Measuring 1. Select the method on the device: LMR Put 2 ml deionised water Put 2 ml sample in the Prepare two reaction vials. in the blank sample vial. Mark one as a blank. Carefully invert several Seal the vials in the pre- Close vials.
- Page 20 Place sample vial in the Press the TEST button Remove vial from the sample chamber. • Pay sample chamber. attention to the positioning The result in mg/l COD appears on the display. COD 200 Instruction Manual...
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- Page 22 COD 200 Instruction Manual...
- Page 23 20 - 1500 mg/L COD Dichromate / H Method information Instrument Name Cuvette Wavelength Measuring Range COD 200 Colorimeter ø 16 mm - prefilled vial 610 nm 20 - 1500 mg/l COD Required Materials Description Part Number COD 200 Colorimeter...
- Page 24 The blank is stable when stored in the dark. Blanks and test vials must be from the same batch. Do not place hot vials in the sample chamber. The most stable measured values can be determined if the vials are left standing overnight. COD 200 Instruction Manual...
- Page 25 COD MR / 20 - 1500 mg/l / MR Measuring 1. Select the method on the device: MR Put 2 ml deionised water Put 2 ml sample in the Prepare two reaction vials. in the blank sample vial. Mark one as a blank. Carefully invert several Seal the vials in the pre- Close vials.
- Page 26 Place sample vial in the Press the TEST button Remove vial from the sample chamber. • Pay sample chamber. attention to the positioning The result in mg/l COD appears on the display. COD 200 Instruction Manual...
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- Page 28 COD 200 Instruction Manual...
- Page 29 200 - 15000 mg/L COD Dichromate / H Method information Instrument Name Cuvette Wavelength Measuring Range COD 200 Colorimeter ø 16 mm - prefilled vial 610 nm 200 - 15000 mg/l COD Required Materials Description Part Number COD 200 Colorimeter...
- Page 30 The blank is stable when stored in the dark. Blanks and test vials must be from the same batch. Do not place hot vials in the sample chamber. The most stable measured values can be determined if the vials are left standing overnight. COD 200 Instruction Manual...
- Page 31 COD HR / 200 - 15000 mg/l / HR Measuring 1. Select the method on the device: HR Put 0.2 ml deionised water Put 0.2 ml sample in the Prepare two reaction vials. in the blank sample vial. Mark one as a blank. Carefully invert several Seal the vials in the pre- Close vials.
- Page 32 Place sample vial in the Press the TEST button Remove vial from the sample chamber. • Pay sample chamber. attention to the positioning The result in mg/l COD appears on the display. COD 200 Instruction Manual...
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- Page 34 COD 200 Instruction Manual...
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- Page 36 COD 200 Instruction Manual...
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- Page 40 Environmental Express www.environmentalexpress.com...
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