Indexing A Set Of Sample Vials; Settings: Table Of Mode Functions - Lovibond TB 300 IR Mode D'emploi

2.3.8.6 Indexing a set of sample vials

1. Fill several clean and dry vials up to the mark with dilution water.
2. Cap the vials.
3. Hold the vial by the cap and clean it with the supplied cleaning tissue to remove water
spots and finger prints.
4. Switch the turbidimeter on.
5. Place the first vial in the sample chamber making sure that the marks are aligned.
6. Place the cover on the instrument.
7. Press [Read / Avg] or [Read] key.
8. Note the displayed result.
9. Rotate the vial in the sample chamber about 45°.
10. Place the cover on the instrument.
11. Press [Read / Avg] or [Read] key.
12. Note the displayed result.
Repeat this procedure until the smallest NTU value is obtained.
13. Mark the vial.
14. To index more vials, repeat points 1. to 13. for each vial.
15. Repeat this procedure until the reading matches the first vial reading within ± 0,01 NTU.
16. Mark the vial.
17. Repeat this procedure to match other vials.
Note:
It may not be possible to match all vials due to variation in the glass.

2.4 Settings: Table of MODE Functions

Press the [MODE] [x] [x] keys of the desired function one after the other and confirm
the entry with [ ].
Mode-Function
Clear calibration
Clock
Delete data
Key beep
Language
LCD contrast
Print
Print code no.
Print date
Printing parameters
TB300 IR 6 03/2022
No. Description
46
Deleting user calibration
12 Setting date and time
34 Deleting all stored results
11 Switching the acoustic signal on/off to indicate key-pressing
10 Selecting language
80 Setting the display contrast
20 Printing all stored results
22 Print only results of a selected code no. range
21 Print only results of a selected time period
29 Setting of printing options
Note:
Select "Hardware" as Flow control and "9600" as Baud
rate for using the printer DPN 2335. Select "Hardware"
as Flow control and "19200" as Baud rate for using the
printer DP 1012.
49