Technical information

SimradEK60
Figure4Riggingthevesselforspherecalibration
WINCH2WINCH3
WINCH1
(CD010014C)
Eachwinchmustbeprovidedwithalongspoolof0.60mmdiametermonolament
nylonline,whichismarkedwithsmallswivelsat5mintervals,beginning10mfrom
thelooseend.Thepurposeoftheswivelsisthreefold:
•tounravelrotationofthenylonline
•tomarkdistancesontheline
•toaddweightsothatthelinesinksinwater
Attachingthesphere
1Locatetheropepulledbeneaththehullbeforeanchoring.
2Usethisropetopullthelinefromtherstwinchbeneaththehulltothesidewith
thesecondandthirdwinches.
3Attachtheappropriatesphere,withafxedloop,tothethreesuspensionlines.
Forthesmallerspheresitmaybenecessarytoaddaweighttokeepthespherestable.
Thisisdoneviaasecondlineattachedtothethreesuspensionlines.Thelengthof
42
164692/D