HACH LT200 Dry Thermostat User Manual
3. Remove the liquid with a pipette. Do not let the liquid touch skin.
Maintenance
4. Move the liquid to the correct disposal.
C A U T I O N
5. Remove broken glass using tweezers. Remove any remaining liquid
on the instrument. Do not let the liquid touch skin.
Multiple hazards. Only qualified personnel must conduct the tasks
described in this section of the document.
Measure the temperature of the heating block
N O T I C E
Measure the temperature of the heating block to make sure that the
temperature shown on the display is correct.
Do not disassemble the instrument for maintenance. If the internal components
must be cleaned or repaired, contact the manufacturer.
The temperature shown on the display is the temperature in a closed
sample cell that is filled with a liquid. While the temperature of the
heating block is increasing, the temperature of the heating block, near
the heater, may be greater than the temperature shown on the display.
Clean the instrument
Keep the instrument clean to get continuous and accurate operation.
Tools needed:
C A U T I O N
• Sample cell (LT 200: LCW906, DRB 200: 2275800)
• Glycerol (anhydrous), 5 mL
• Thermometer, stem-type, calibrated for 95 to 155 °C (203 to 311 °F),
type 67C to ASTM
Fire hazard. Do not use flammable agents to clean the instrument.
C A U T I O N
To measure the temperature of the heating block:
1. Fill a clean, empty sample cell with glycerol that is at room
Burn hazard. Do not clean the instrument when it is hot.
temperature.
2. Put the thermometer in the sample cell until the thermometer touches
N O T I C E
the bottom of the sample cell.
To prevent instrument damage, do not use cleaning agents such as turpentine,
acetone or similar products to clean the instrument including the display.
3. LT 200: Make sure that the level of the glycerol is 62 mm ± 0.5 mm
(2.44 in. ± 0.02 in.) from the bottom of the sample cell when the
thermometer is in the sample cell.
1. Turn the instrument off and disconnect the power cord.
4. DRB 200: Make sure that the level of the glycerol is 56 mm ± 0.5 mm
(2.20 in. ± 0.02 in.) from the bottom of the sample cell when the
thermometer is in the sample cell.
2. When the instrument is cool, clean the surface of the instrument with
a soft, moist cloth and a weak soap solution. Make sure that no water
gets into the instrument.
5. Put the sample cell in the center opening of the second row of the
If the liquid in a sample cell spills or a sample cell breaks:
heating block.
1. Turn the instrument off and disconnect the power cord.
2. Let the temperature of the heating block(s) and sample cells
decrease until cool.
English 11
| General | Details |
|---|---|
| Name | HACH LT200 Dry Thermostat User Manual |
| Make | HACH |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.46 MB |
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