The manual outlines several "hidden" features that can save time in the field: Standard Adjust : If you have a known standard solution, you can use the options to adjust the instrument's calibration for higher accuracy. Datalogging
Since we are discussing the manual, here is a distilled workflow for running a standard test exactly as Hach engineers intended.
Maximizing Your Water Analysis: A Quick Guide to the Hach DR/890 If you are managing water quality for a facility, the Hach DR/890 Portable Colorimeter is likely your go-to tool. While it is technically an obsolete item hach dr 890 manual
in Hach's current catalog—succeeded by the DR900—thousands of these rugged devices are still in active service globally. Having a digital or physical copy of the HACH DR/890 Colorimeter Procedures Manual
: Always prepare a "blank" sample (usually distilled water or untreated sample) first. Wipe the vial clean, insert it, and press The Reaction : Add your reagents (like Ammonia Salicylate/Cyanurate pillows ) and wait for the timed reaction period before pressing 2. Key Features You Might Be Missing The manual outlines several "hidden" features that can
If you no longer have the printed manual, use the tips above to locate a PDF or contact Hach support with your instrument’s serial number.
Since the DR/890 is discontinued, consider: While it is technically an obsolete item in
A: The Hach DR 890 is a portable water quality testing instrument used to measure pH, conductivity, and disinfectant levels in water.
The Hach DR 890 is a user-friendly, microprocessor-based instrument that provides accurate and reliable water quality measurements. Its compact design and lightweight construction make it easy to transport and use in the field. The device features a large, backlit LCD display that shows measurement results and status information. The Hach DR 890 is equipped with a built-in datalogger that can store up to 500 measurement records, which can be easily transferred to a PC via a USB connection.
If you cannot find an original manual, Hach customer support can still provide a scanned copy for legacy product owners. Remember: In environmental testing, the instrument is only as good as the person holding the manual.
A: Use a USB connection to transfer data from the Hach DR 890 to a PC.