Hach Company DR 900


DR 900

The hand-held DR 900 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 DR 900 makes water testing in harsh field environments a little less challenging.
DR 900
Depth 1.9 in
Height 9.1 in
Width 3.8 in
Weight 1.32 lbs
Additional Specifications 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)     
Silicon photodiode     
Graphical display 240 x 160 pixels (Backlit)     
Enclosure Rating:      
IP67 (vial cover closed)     
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.     
USB type Mini IP67     
Operating Conditions:      
10 - 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 - 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 - 2 Abs     
Power supply:      
4 x AA size alkaline cells 4x NiMH rechargeable Battery* (*External charger required)     
± 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 - 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 - 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 Calibration:      
Wavelength Range:      
420 nm, 520 nm, 560 nm, 610 nm     
Wavelength Selection:      


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 hand-held, 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 hand-held instrument provides access to 90 of the most common parameters.


  • DR 900
DR 900

DR 900

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HACH COMPANY manufactures and distributes analytical instruments and reagents used to test the quality of water and other aqueous solutions. Our systems...

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Standard Control

Hello everyone! I've just bought DR 900 Multiparameter Handheld Colorimeter for water Quality but it doesnt come with control standard for determining precision of equipmet. I am afraid of buying Control standard that will not fit in my DR...

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Rugged Portables – DR 900 Handheld Colorimeter

This DR 900 is waterproof, dustproof, shock resistant, and has been drop tested for greater quality assurance. So while in the course of testing you...