Set The Date And Time; Standard Operation; Program List - Hach DR 1900 Manuel D'utilisation De Base

• Set the display language when the instrument is set to on for the first time.
• Set the language from the SETTINGS menu.
1. Push SETTINGS>Setup>Language.
2. Select a language from the list.

Set the date and time

There are two options to set the date and time:
• Set the date and time when the instrument is set to on for the first time.
• Set the date and time from the Date & Time menu.
1. Push SETTINGS>Setup>Date & Time.
2. Select Set Date & Time Format, then select a format for the date and time.
3. Select Set Date & Time.
4. Use the navigation keys to enter the current date and time, then push OK.

Standard operation

Liquid ingress precautions
Damage to the internal instrument components will occur if moisture gets into the instrument through the cell
compartment. The instrument enclosure rating (IP67) is only applicable when the sample cell cover is closed.
Make sure to obey the precautions that follow to prevent damage to the instrument.
• Make sure that the sample and reagents do not spill into the cell compartment.
• Keep the sample cell cover closed when not in use.
• Only put the sample cells into the cell compartment after the sample cells are wiped dry. Do not
add sample or reagents to the sample cell when the sample cell is in the cell compartment.
• Do not operate the instrument in condensing humidity conditions.

Program list

The instrument is delivered with a complete series of application programs. Refer to
program descriptions.
Program option
Stored Programs/Methods and
LCK or TNTplus Methods
User Programs
Favorites
Single Wavelength
5
TNTplus vials are not available for the EU market.
N O T I C E
Table 2 Program options
Description
Stored programs and LCK or TNTplus methods are pre-programmed
5
methods. Refer to
on page 12.
Methods can be developed and can be saved as a user program. Existing
stored methods can be stored and modified as user programs to suit different
requirements.
Methods which are often used can be saved in the favorite list.
The single wavelength readings are taken at a specified wavelength.
Select a stored program or LCK or TNTplus method
Table 2 for the
English 11