36 _ Disassembly and Reassembly
Part
Figure
Description
Turbidity sensor
Preparation:
'LVDVVHPEOHWKHIUDPHIURQW
5HIHUGLVDVVHPEO\µDVV\FRYHUEDVH¶
1.
'LVFRQQHFWWKHZLUHWHUPLQDOFRQQHFWHGWRWKH
WXUELGLW\VHQVRU
2.
*HQWO\SU\XSWKHWDEVRQWKHWXUELGLW\VHQVRUDQG
SXOOLWRXWRIWKHVXPSDVVHPEO\
Caution
&DUHIXOO\XVHDÀDWWLSVFUHZGULYHUWRSU\WKHWDEV
RQWKHVHQVRUDVWKHWDEVDUHIUDJLOHDQGFDQEH
GDPDJHGHDVLO\
,QVSHFWWKH³2´ULQJVHDODURXQGWKHVHQVRU,ILWLV
GDPDJHGLQDQ\ZD\UHSODFHWKH³2´ULQJVHDO