Installation
Leak Leak
Leak
Sensor Sensor
Sensor
Wiring Wiring
Wiring
FollowtheseinstructionstowiretheLeakSensorto
aVFD.
NOTE NOTE
NOTE
:Theleaksensorisdesignedtooperateas
anormally-closedcircuit.
1.TurnoffpowertotheVFD.
2.OpentheaccesscoverontheVFD.
3.ForaGracoVFD,performthefollowing:
a.Wireoneleadtoterminal4ontherail.
b.Wireasecondleadtoterminal13Aonthe
rail.
c.Closetheaccesscover.
d.TurnonpowertotheVFD.
e.GotoscreenP121.
f.Changethevalueto21andpresstheMode
button.
4.Foranon-GracoVFD,performthefollowing:
a.Attachthetwoleadstothedetectioncircuit
intheVFD.
NOTE NOTE
NOTE
:RefertotheVFDmanualforproper
connectionpoints.
b.Closetheaccesscover.
c.TurnonpowertotheVFD.
d.ConguretheVFDtomonitortheleaksensor
circuit.
5.RefertotheVFDmanualforinformationonhow
toconguretheVFDtogenerateafaultorstop
thepumpwhenaleakisdetected.
3A4068H
17