SPI –D141 HANDHELD METER
SPI HSPI
V6 20161007 3
2. Function and operation
2.1 Warnings:
•This handheld meter is not waterproof, so by usage take care of water in the handheld
meter. Let the handheld meter not left in water. Water can cause damage onto the
electronic circuits.
•After using the cuvettes take care the cuvettes are cleaned properly and rinsed with water,
after rinsing they have to be dried.
•Replace the cuvettes back into the hand case so these cuvettes cannot damage. (Damage of
cuvettes cause problems with measurements).
2.2 Technical specifications :
The power for this instrument is made by 3 batteries type AA 1,5V 2500 mAh.
2.3 Performance:
The handheld meter guarantees a high quality, so take care of this meter with highest
responsibility.
With those batteries can be measured for approximately 300 hours continuously.
2.4 Surrounding influence :
During measurements the results can have influence of light so by every measurement you
have to use the 2 caps to close the cuvettes.
During the measurement of pH you have to take care of temperature disturbing. With the pH
measurement made by phenol red the temperature correction is standard at 25ºC.