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Advanced Operations
6.6.1 Instrument Information
1. Press INSTRUMENT INFORMATION.
2. The model, serial number, and software version are displayed.
6.6.2 Upgrading the Instrument Software
Obtain the software for the update from the Internet at
www.hach.com.
1. Go to http://www.hach.com
2. On the DR 2800 product page, click
DOWNLOADS>SOFTWARE.
3. Locate the appropriate download and follow the prompts for
saving the file(s) to the USB memory stick.
4. On the DR 2800, press
INSTRUMENT UPDATE.
5. Connect the USB stick to the USB interface on the DR 2800
(Figure 2 on page 11). Press
OK.The link is established
automatically and the software is updated.
6. Press
OK to return to the System Checks menu.
Note: When the instrument software has been updated, a prompt to restart
the instrument is displayed.
6.6.3 Optical Checks
1. From the System Checks menu, press OPTICAL CHECKS.
The Optical Checks menu contains programs for checking the
wavelength accuracy, stray light, and photometric accuracy.
An optional test aid kit (Cat. No. LZV537) containing six precision
glass filters, target values, and instructions is available as an aid for
carrying out comprehensive in-house instrument checks.