MINI Photometer Phosphate low range, MW-12 by Milwaukee Instruments

AquaCave

.Registered Member
MW121.jpg
Milwaukee Instruments' digital mini colorimetric meters offer professional results on a budget.

Features include:

* Factory programmed
* No manual calibration
* Easy to use
* Large digits on a clear LCD
All models include 2 cuvets, reagent starter pack and battery.

SPECIFICATIONS:

* Model: MW 12
* RANGE 0.00 to 2.50 ppm
* RESOLUTION 0.01 ppm
* ACCURACY ±0.04 ppm ±4% of reading @ 25 °C
* TYPICAL EMC DEV. ±0.01 ppm
* LIGHT SOURCE Light Emitting Diode @ 525 nm
* LIGHT DETECTOR Silicon Photocell
* METHOD Adaptation of the Standard Methods for the Examination of Water and Wastewater, 20th edition, Ascorbic Acid method. The reaction between phosphate and the reagent causes a blue tint in the sample.
* ENVIRONMENT 0 to 50°C (32 to 122 °F)
* max. 95% RH non-condensing
* BATTERY TYPE 1 x 1.5V AAA
* AUTO-SHUT OFF After 3 minutes of non-use and 2 minutes after reading
* DIMENSIONS 81.5 x 61 x 37.5 mm (3.2 x 2.4 x 1.5”)
* WEIGHT 64 g (2.25 oz.)


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Last edited:
We are selling the reagents for this type of meters and it will be added to our site over the weekend. Thanks.
 
anyone tried this yet????

anyone tried this yet????

Is there any way to get the phos reading to STAY on the darn screen????

When you press the button to test it scrolls through various items
and you don't even have time to read the darn numbers....

Please advise if I am doing something wrong .....

Is the phos reading supposed to stay on the screen????

Thanks

Tim
 
Got it!

Got it!

I spoke to Brian at Milwaukee this morning....
He did admit that the instructions on the unit can be easily misunderstood.

He walked me through the process and the unit works like a dream but
I prewarn all of you that the instructions do not match the process!!!!

Here is what you do to use this little puppy that the instructions DONT tell you.

#1 there are two cuvettes... one of them is for a tank water only
sample and the other is for a tankwater+reagent mixture shaken lightly
for two minutes ... (nowhere do the instructions tell you to seperate
these two into two vials)

#2 You press the button and release the button...the unit turns on.
#3 You put the first sample of tank water only into the unit, close lid
and then press and release the button.... Wait for C2 press to flash...
This means the unit now zeroed itself.....

nowwwwwww between the time it zeroed itself and the time you put the
second cuvette in you must wait 2 minutes!!!!!!!! Even iffffff you already
have the second cuvette mixed and waiting to be installedinto the unit !!!!!

#4 You put the second sample into the unit (this is the one with reagent
mixed already by lightly shaking for 2 minutes)....you close the lid...
Press the button and release and VOILA!!!! There is your Phosphate reading!!!!!


IFFFFFF you follow the instructions you will BE LOST and you will NOT
get a reading..you will get thrown through a scrolling of numbers and signs
and nothing will make sense.....

Follow the above simple instructions and it works like a dream! I love this
unit now that Brian from Milwaukee gave me INCREDIBLE SERVICE....

He said, "Tim, I am going to go get a unit and run a test myself and I will
call you back in 10 minutes. "

I am way the heck up in Ontario Canada and he called me back in 10 minutes
on the nose and walked me through a test giving me the exact instructions
above that I just gave to you!

Service and attitude of his was IMPECABLE!!!!!!!!!! Thanks a million Milwaukee
and Thanks Brian if you ever read this!!!!! Much appreciated. I absolutely
love the MW12 phosphate tester! Extremely Cool !!!!!

I am now happy camper....

My phosphate is at .22 mmmmmmmmmm now I have to find out
how good/bad that is...haha


Tim
 
Last edited:
That's good that issue was resolved. I believe that we should allow 3-5 min for the reagent to dissolve properly before we test the water sample and to keep in mind that if the water sample is cold that it would take longer to dissolve.

Thank you Tim...
 
I love the milwaukee phos tester!!! Thank to Tim!!! It's so easy to use once you read Tims instructions!!! lol I recommend this to every reefer out there!!!
 
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