Fastest and simplest water testing for the most demanding field environments.
The portable DR900 allows quick and easy access to your most-used testing methods. This colorimeter is waterproof, dustproof and field durable. With an intuitive user interface, easy data transfer abilities, and the ability to test up to 90 of the most commonly tested water methods, the DR900 makes water testing in harsh field environments a little less challenging.
Your Favorites at Your Fingertips
Save time by storing your most standard methods for quick access in less than 4 clicks.
Field Ready in Every Way Possible
This portable, rugged colorimeter is waterproof and dustproof. Drop tested and shock resistant for greater quality assurance.
Intuitive User Interface
Improved user interface allows quick selections and easier testing.
Simple Data Communication
Stores data for up to 500 tests, and comes with a USB port for easily downloading or transferring information.
Satisfies Your Core Testing Needs
A single portable instrument provides access to 90 of the most common parameters.
What's in the box
Includes: DR 900 instrument, USB cable with mini-USB connector, 4-AA alkaline batteries, 2 glass sample cells 1-inch (25 mm) round with 10, 20, 25-mL marks, 2 sample cells 1 cm/10 mL, sample cell adapter, instrument procedures CD, and multilingual user manual
|Battery Life||6 months (typical) @ 5 readings a day / 5 days / week without backlight** ** Backlight usage will decrease battery life.|
|Battery Requirements||4, AA size alkali cells|
|Data Logger||500 measured values (Result, Date, Time, Sample ID, User ID)|
(H x W x D)
|9.1 in x 3.8 in x 1.9 in (231 mm x 96 mm x 48 mm)|
|Display||Graphical display 240 x 160 pixels (Backlit)|
|Enclosure Rating||IP67 (vial cover closed)|
|Includes||DR 900 Colorimeter, two 1-inch glass sample cells marked at 10, 20 and 25 mL, two 1 cm plastic sample cells, 1 x 16-mm COD/Test 'N Tube™ adapter, 4 AA alkaline batteries, printed multilingual instrument manual, instrument and procedure manuals on CD, USB Mini to USB Cable, European CE mark.|
|Interface||USB type Mini IP67|
|Operating Conditions||10 to 40°C (50 - 104 °F),max. 80 % relative humidity (non- condensing)|
|Operating Humidity||max 90 % relative humidity (non-condensing)|
|Operating Mode||Transmittance (%),Absorbance and Concentration|
|Operating Temperature||10 to 40°C|
|Optical System||0 / 180 0 / 180 deg transmittance|
|Photometric Accuracy||± 0.005 Abs @1.0 ABS Nominal|
|Photometric Linearity||± 0.002 Abs (0 - 1 Abs)|
|Photometric Measuring Range||0 to 2 Abs|
|Power supply||4 x AA size alkaline cells 4x NiMH rechargeable Battery* (*External charger required)|
|Reproducibility||± 0.005 Abs (0 - 1 A)|
|Sample Cell Compatibility||1 inch round or 16 mm round (with adapter)|
|Source Lamp||Light Emitting Diode (LED)|
|Spectral bandwidth||15 nm filter bandwidth|
|Storage Conditions||-30 to 60 °C (-30 - 140 °F),max. 80 % relative humidity (non-condensing)|
|Stray Light||< 1.0 % at 400 nm|
|Supported Chemistry||HACH tests|
|Temperature Range||0 to 50°C (32 - 122°F)|
|User Interface Languages||English, French, German, Italian, Spanish, Portuguese, Bulgarian, Chinese, Czech, Danish, Dutch, Finnish, Greek, Hungarian, Japanese, Korean, Polish, Romanian, Russian, Slovenian, Swedish, Turkish|
|User Programs||Custom programming 10|
|Wavelength Accuracy||± 1 nm (fixed, varies with model)|
|Wavelength Range||420 nm, 520 nm, 560 nm, 610 nm|
|Weight||1.32 lbs. (0.6 kg) with battery|