Nova-Tech Floc-Tester ET 730 - Manuel (Page 9)

9 Floc-Tester_ET730_1 06/2009
EN Assembly and installation
Electric connection
After unpacking the instrument, place the unit on a laboratory bench or other solid surface .
Before connecting the instrument to power, make sure that the values on the rating plate
correspond .
Use the external power supply to connect the instrument to the socket .
The power supply can be from 100 to 240V AC with a frequency of 50 or 60Hz .
Start-up
After the instrument has been connected to an electrical source, raise the stirring shaft
(by pulling upwards on the black plastic knob) and place the beaker(s), containing sample,
on the instrument . Be sure to align beaker(s) so that the stirring shaft can be lowered into
place .
When the beaker(s) is/are in place, lower the stirring rod by slowly releasing and pressing
down on the black plastic knob .
Do not turn the instrument on before positioning the beakers (thus protecting the blades) .
Ensure that the power switch is turned to “0” (OFF) before removing the beakers contai-
ning the stirring liquid .