Hach BODTrak II Скачать руководство пользователя страница 22

13.3 Optional reagents (continued)

Description

Quantity

Item no.

Starch indicator solution, dropping
bottle

1000 mL MDB

34932 

Sulfuric acid, ACS

500 mL

97949 

Sulfuric acid, 0.02 N standard
solution

1000 mL

20353 

Sulfuric acid, 1.0 N standard
solution

1000 mL

127053 

Voluette ampule standard for
BOD, 3000 mg/L for manometric,
10-mL/ampule

16 

1486610 

13.4 Accessories

Description

Quantity

Item

number

Ampule breaker kit for voluette
ampules

2196800 

Bottle, wash, 500 mL

62011 

Bottle, polyethylene, with spigot, 4 L

1486817 

Brush, cylinder, size 2 

68700 

Buret, straight stopcock, 25 mL

1405940 

Clamp, buret, double

32800 

Cylinder, graduated, 10-mL

50838 

Cylinder, graduated, 25-mL

50840 

Cylinder, graduated, 50-mL

50841 

Cylinder, graduated, 100-mL

50842 

13.4 Accessories (continued)

Description

Quantity

Item

number

Cylinder, graduated, 250-mL

50846 

Cylinder, graduated, 500-mL

50849 

Cylinder, graduated, 1000-mL

50853 

Flask, Erlenmeyer

50546 

Pipet, Tensette

®

, 0.1 to 1.0 mL

1970001 

Pipet, Tensette

®

, 1 to 10 mL

1970010 

Pipet tips, 0.1 to 1.0 mL

50 

2185696 

Pipet tips, 0.1 to 1.0 mL

1000 

2185628 

Pipet tips, 1 to 10 mL

50 

2199796 

Pipet tips, 1 to 10 mL

250 

2199725 

Pipet filler, 3 valve

1218900 

Pipet serological, glass, 10-mL

53238 

Support stand, buret

32900 

20

   

English

Содержание BODTrak II

Страница 1: ...DOC022 53 80363 BODTrak II 11 2020 Edition 3 User Manual...

Страница 2: ......

Страница 3: ...tions 5 3 2 Connect the RS232 interface 6 3 3 Bottle connections 6 Section 4 User interface 6 4 1 Channel selection keys 7 4 2 Arrow keys 7 4 3 ON key 7 4 4 OFF key 7 Section 5 Startup 7 5 1 Turn the...

Страница 4: ...10 4 Toxic materials 16 10 5 Chlorine 16 10 6 pH effect 16 10 7 Supersaturation 16 Section 11 Maintenance 17 11 1 Cleaning 17 11 2 Storage 17 Section 12 Troubleshooting 17 12 1 Incorrect BOD curves 17...

Страница 5: ...rd 150 mg L each of glucose and glutamic acid Number of samples 44 Number of analysts 1 Number of BodTrak II instruments 6 Results Mean of 235 mg L BOD Distribution 11 mg L or range of 224 to 246 mg L...

Страница 6: ...references the instruction manual for operation and or safety information Electrical equipment marked with this symbol may not be disposed of in European domestic or public disposal systems Return ol...

Страница 7: ...es is monitored Bacteria in the sample use oxygen when they consume organic matter This oxygen consumption causes the pressure in the bottle head space to drop The pressure drop correlates directly to...

Страница 8: ...s if the device cannot continuously receive at 9600 baud Note The use of the specified cable or an equivalent shielded cable is necessary to meet radio frequency emissions requirements 3 3 Bottle conn...

Страница 9: ...test length and range 4 3 ON key To go to the range selection menu push ON from a channel display screen Then push and hold ON to start the test for the selected channel 4 4 OFF key When a test is in...

Страница 10: ...zard select Delimited as the file type the start row in the spreadsheet and Windows ANSI as the file origin Click NEXT 4 Click the check boxes for Space delimiter and Treat consecutive delimiters as o...

Страница 11: ...propriate to the chemicals that are handled Refer to the current safety data sheets MSDS SDS for safety protocols C A U T I O N Chemical exposure hazard Dispose of chemicals and wastes in accordance w...

Страница 12: ...level the 0 to 35 mg L BOD range is decreased to 0 to 25 mg L BOD Adjustment is not necessary for other test ranges Refer to Special considerations on page 15 for special considerations including samp...

Страница 13: ...e size If samples are seeded prepare a seed blank before a sample is prepared Treat the seed blank the same as any other sample and omit step 5 Use Hach BOD Standard Solution Ampules for Manometric Me...

Страница 14: ...eded use a tensette pipet to add the correct quantity of seed to the graduated cylinder Table 5 6 If necessary add more nutrient or buffer Do not add more than a total volume of 50 mL seed nutrient bu...

Страница 15: ...s are rotating If not lift the bottle up then set it down again 7 Push and hold the LEFT and RIGHT arrows at the same time to go to the instrument setup menu Note Set the time and date if necessary Se...

Страница 16: ...s and the seed blank bottle and GGA bottle when applicable The results are shown Note Treat the seed blank the same as all other samples If the sample was pre diluted apply a dilution factor to the in...

Страница 17: ...r to the expanded version of the manual for information about specific procedures Figure 3 shows typical curves through a 10 day test period For incorrect curves refer to Figure 4 on page 18 Figure 3...

Страница 18: ...4 Toxic materials Industrial and chlorinated samples often contain toxic substances and require special considerations when running BOD tests Toxic materials in the sample will cause decreased BOD va...

Страница 19: ...onized or distilled water Clean the sample bottles Clean the sample bottles and caps with a brush water and a mild detergent Flush the sample bottles with fresh water followed by a distilled water rin...

Страница 20: ...fluent is in the 0 70 mg L range while influent is in the 0 700 mg L range when the BOD of the sample is more than 700 mg L prepare a sample dilution Refer to the Sample dilution section in the expand...

Страница 21: ...leak makes the system unresponsive If such a condition occurs examine the seal cup and bottle cap for contamination or damage Section 13 Replacement parts and accessories 13 1 Replacement parts Descr...

Страница 22: ...size 2 1 68700 Buret straight stopcock 25 mL 1 1405940 Clamp buret double 1 32800 Cylinder graduated 10 mL 1 50838 Cylinder graduated 25 mL 1 50840 Cylinder graduated 50 mL 1 50841 Cylinder graduated...

Страница 23: ......

Страница 24: ...h com www hach com HACH LANGE GMBH Willst tterstra e 11 D 40549 D sseldorf Germany Tel 49 0 2 11 52 88 320 Fax 49 0 2 11 52 88 210 info de hach com www de hach com HACH LANGE S rl 6 route de Compois 1...

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