Milwaukee MW12 User manual

SPECIFICATIONS
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 O After 3 minutes of non-use
and 2 minutes after reading
Dimensions 81.5 x 61.0 x 37.5 mm
(3.2 x 2.4 x 1.5”)
Weight 64 g (2.25 oz.)
OPTIONAL ACCESSORIES
Reagent Sets
MI512-25 Phosphate powder reagent,
25pcs.
Other Accessories
MI0011 Glass cuvettes (2 pcs.)
MI0013 Stoppers for cuvettes (2 pcs.)
CERTIFICATION
Milwaukee Instruments conform to
the CE European Directives.
Disposal of Electrical & Electronic
Equipment. Do not treat this product
as household waste. Hand it over
to the appropriate collection point
for the recycling of electrical and
electronic equipment.
Disposal of waste batteries. This product
contains batteries. Do not dispose of them with
other household waste. Hand them over to the
appropriate collection point for recycling.
Please note: proper product and battery disposal
prevents potential negative consequences
for human health and the environment. For
detailed information, contact your local
household waste disposal service or go to
www.milwaukeeinstruments.com (USA & CAN)
or www.milwaukeeinst.com.
RECOMMENDATION
Before using this product, make sure it is entirely
suitable for your specific application and for the
environment in which it is used. Any modification
introduced by the user to the supplied equipment
may compromise the meter’s performance. For
your and the meter’s safety do not use or store
the meter in hazardous environment. To avoid
damage or burn, do not perform any measurement
in microwave ovens.
WARRANTY
This instrument is warranted against defects
in materials and manufacturing for a period of
2years from the date of purchase. This warranty
is limited to repair or free of charge replacement if
the instrument cannot be repaired. Damage due to
accidents, misuse, tampering or lack of prescribed
maintenance is not covered by warranty. If
service is required, contact your local Milwaukee
Instruments Technical Service. If the repair is not
covered by the warranty, you will be notified of
the charges incurred. When shipping any meter,
make sure it is properly packaged for complete
protection.
Milwaukee Instruments reserves the right to
make improvements in design, construction and
appearance of its products without advance notice.
ISTMW12 07/20
USER MANUAL
SATISFACTION
GUARANTEED
milwaukeeinstruments.com (USA & CAN)
milwaukeeinst.com
MW12
Digital
Phosphate Low Range
MiniPhotometer

PRELIMINARY EXAMINATION
Please examine this product carefully. Make
sure that the instrument is not damaged.
If any damage occured during shipment,
please notify your dealer.
Each MW12 meter is supplied complete with:
yTwo Sample Cuvettes and Caps
ySix powder reagents for Phosphate Low
Range
y1 x 1.5V AAA Battery
yInstruction Manual
FUNCTIONAL DESCRIPTION
1. Dust cover
2. Cuvette with cap
3. Cuvette holder
4. Liquid Crystal Display
5. Button
OPERATION
yTurn the meter on by pressing the button.
After all the segments are displayed, “C.1”,
“Add” appears with “Press” blinking, the
meter is ready.
yFill the cuvette with 10 mL of unreacted
sample and replace the cap. Place the
cuvette into the meter and close the
meter’s cap.
yPress the button. When the display shows
“Add”, “C.2” with “Press” blinking the meter
is zeroed.
yRemove the cuvette, open it and add the
content of one packet of MI512-0 reagent.
Replace the cap and shake gently for
2 minutes until the powder is completely
dissolved. Replace the cuvette into the meter.
yWait for 3 minutes and then press the
button or press and hold the button until
the timer is displayed on the LCD.
yThe instrument directly displays the
concentration of phosphate in ppm.
The meter automatically turns o after
2minutes.
BATTERY REPLACEMENT
To save the battery, the instrument shuts down
after 3 minutes of non-use and 2 minutes
after reading. One fresh battery lasts for a
minimum of 5000 measurements, depending
on the light level. When the battery capacity
is under 10 % “bAt” appears on the LCD at
start-up.
If the battery is empty and accurate
measurements can’t be taken any more, the
instrument shows “bAd” then ”bAt” each
for 1 second and turns o. To restart the
instrument, the battery must be replaced with
a fresh one.
To replace the instrument’s battery, follow the
steps:
yTurn the instrument o by holding the
button until the meter shuts o.
yTurn the instrument upside down
and remove the battery cover with a
screwdriver.
yRemove the battery from its location and
replace it with a fresh one.
yInsert the battery cover and replace the
screw with a screwdriver.