User Programs; Maintenance; Clean The Instrument - Hach DRB 200 Manual Del Usuario

Table 3 Stored programs (continued)
Program Description
150 °C Increases the temperature of the sample cells to 150 °C for 30, 60 or
120 minutes.
165 °C Increases the temperature of the sample cells to 165 °C for 30, 60 or
120 minutes.

User programs

The DRB 200 has three temperature programs that are configured by
the user (PRG1–PRG3).
To configure a user temperature program:
1. Select a user temperature program using the keys.
2. Push Prog to enter programming mode.
3. Select a 4-character name for the program. Push the left key to
change the character. Push the right arrow key to move the cursor to
the next position. Push OK to save the change.
4. Push or hold down the up and down arrow keys to set the
temperature (37 to 165 °C). Push OK to save the change.
5. Push or hold down the up and down arrow keys to set the time (0 to
480 minutes). Push OK to save the change.
6. Push OK to save the program.

Maintenance

C A U T I O N
Multiple hazards. Only qualified personnel must conduct the tasks
described in this section of the document.
N O T I C E
Do not disassemble the instrument for maintenance. If the internal components
must be cleaned or repaired, contact the manufacturer.

Clean the instrument

Keep the instrument clean to get continuous and accurate operation.
C A U T I O N
Fire hazard. Do not use flammable agents to clean the instrument.
C A U T I O N
Burn hazard. Do not clean the instrument when it is hot.
N O T I C E
To prevent instrument damage, do not use cleaning agents such as turpentine,
acetone or similar products to clean the instrument including the display.
1. Turn the instrument off and disconnect the power cord.
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.
If the liquid in a sample cell spills or a sample cell breaks:
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.
3. Remove the liquid with a pipette. Do not let the liquid touch skin.
4. Move the liquid to the correct disposal.
5. Remove broken glass using tweezers. Remove any remaining liquid
on the instrument. Do not let the liquid touch skin.
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