Horiba Scientific LAQUAtwin B-771 Instruction Manual page 53

 Immersion
1.
Open the protection cover.
2.
Immerse the sensor into the sample and stir gently 2 or 3 times.
 Scooping
1.
Open the protection cover.
2.
Immerse the sensor into the sample and stir gently 2 or 3 times,
and then scoop up some of the sample with the sensor.
3.
Place the meter flat and confirm that the sample is in the
measurement cell.
Protection
cover
Protection
cover
13