4. Electrical Connections
AccesstheelectricalconnectionterminalsoftheChatterunit,theSIMcard
andthebatteryasfollows:
1 . Openandremovethepadlockthatpreventsunauthorizedaccesstothe
Chatterunit .
2 . Turnthegreentopapprox .1cmcounterclockwiseandliftitoff .
1 .
3 . RemovethesevenTORXscrewsatthebottomofthegreentoptoaccess
toterminalblocksfordigitalandanaloginputs,voltageoutputsandserial
datacommunication(seefigure2overleaf) .
4 .ElectricalConnections
Data Logger
Figure1 . OpeningtheChatterUnitforPipeMounting
9
2 .