Clean The Instrument - Hach TL2350 Manual Básico Del Usuario

5. To send only some of the data, use the filter settings or select a single data point. Refer to
the recorded data
6. Push Options>Send Data Log. Select single data point, filtered data or all data. Push OK.
The instrument sends the selected data to the connected devices.
6.4.3 Delete data from the data log
The instrument automatically deletes the oldest data record when the data log is full. The user can
also delete data manually. Make sure to save the data to an external device, then delete the data in
the data log.
1. Push Data Log and select the applicable log.
2. To delete only some of the data, use the filter settings. Refer to
on page 20.
3. To delete the data, push Options>Delete Data. Select single data point, filtered data or all data.
Push OK.
The instrument deletes the selected data from the data log.
Section 7 Maintenance
Multiple hazards. Only qualified personnel must conduct the tasks described in this
section of the document.
7.1 Clean spills
Chemical exposure hazard. Dispose of chemicals and wastes in accordance with local,
regional and national regulations.
1. Obey all facility safety protocols for spill control.
2. Discard the waste according to applicable regulations.

7.2 Clean the instrument

Clean the exterior of the instrument with a moist cloth, and then wipe the instrument dry.
7.3 Clean the filter assembly (TL2300/TL2350 only)
Note: Be careful not to push the lens out of the filter assembly.
1. Clean both sides of the lens of the filter assembly with glass cleaner, lens cleaner or isopropyl
alcohol, and a cotton-tipped swab or lens tissue.
2. Inspect the filter glass for scratches or other damage.
3. If a cloudy circle is seen around the edge of the filter, the filter material is delaminating. Replace
the filter assembly.
7.4 Replace the lamp
Wear protective eye wear when the lamp is turned on and the lamp cover is removed.
on page 20.
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