
2
TABLE OF CONTENTS
SAFETY INSTRUCTIONS
WARNING: When using this device, always exercise basic safety precautions, including the following:
• Read all instructions before installation or use.
• Never connect this device to any electrical circuit with other than 12 or 24 volt Direct Current or exceed
the amperage draw listed below.
• Neverinstalltheindicatorpanelinanatmospherewithpotentiallyammableorexplosivevapors.
• Neverinstalltheprobecapwithoatswitchesintoatankthatcontainsanythingotherthanfresh,grayor
blackwater.
CAUTION:Droppingorroughhandlingofoatswitchesmayresultindamage.
PRODUCT FEATURES
• Eliminates false reading from fouled probes.
• Threeoatswitches,fourlevelindicationsforalltanksupto22-inch(559mm)and45-inch(114cm)indepth.
• Deluxe panel complements bathroom decor and provides international symbology.
• Installsinanyrigidtankwithoptional3-inchNPTmountingange.
• One model operates on 12 or 24 VDC.
• Probecapprovidesclean-outttingforeasyaccesstointerioroftank.
• Capisavailablewithorwithout5/8"venthoseconnection.
• Optionalshut-offrelayplugsintobackofcircuitboardtoshutdowntoiletorwatersystemwhengrayor
blackwatertankisfullorwhenfreshwatertankisempty.
• Alwaysonelevellightontoconrmthatelectricalpowerisapplied.
• Only one level light on at a time to eliminate confusion and save battery power.
• CE and IMCI approved for electromagnetic compatibility.
TheTankWatch4LevelMonitorSystemisdesignedtopermitremotesensingofliquidlevelsinwastewater,
graywaterorpotablefreshwatertanks.TheTankWatch4utilizesthreemicro-oatswitches,whichactivatea
four-lightpanel.Oneisxedandactivatesafulllightwhentheliquidiswithinapproximately2-inchesofthetop
insidesurfaceofthetank.Theothertwooatswitchesaremountedonadjustablestemsandcanbeposi-
tionedtowithin2-inchesofthebottomofthetank.Thestemsaresemi-exibleandaredesignedtoexwith
thesloshingofthetankcontents.Asimpleprocedureallowsoneadjustablestemtosensewhenthetankis
emptyandtheotheradjustablestemtosensewhenthetankis1/4or1/2full,dependingontheapplication.
MODELS AND ACCESSORIES
Safety Instructions. . . . . . . . . . . . . . . . . . . . . . . . 2
Product Features. . . . . . . . . . . . . . . . . . . . . . . . . 2
Models and Accessories . . . . . . . . . . . . . . . . . . . 2
DimensionalSpecications . . . . . . . . . . . . . . . . . 3
ProductSpecications. . . . . . . . . . . . . . . . . . . . . 3
Installation Instructions . . . . . . . . . . . . . . . . . 4-5
Wiring Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . 6
Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Manufacturer’s One-Year Limited Warranty . . . . 8
Control Panel Mounting Template
313600113
313600114
313600115
313600116
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600342490
385318714
360600212
360600224
TankWatch
®
4 Panel and Cap with Vent, 22-inch Probes
TankWatch
®
4 Panel and Cap without Vent, 22-inch Probes
TankWatch
®
4PanelandCapwithVent,45-inchProbes
TankWatch
®
4PanelandCapwithoutVent,45-inchProbes
UniversalFlange(3-inchNPT)withgasketandstainlesssteelhardware
Plug In Relay, 12VDC
Plug In Relay, 24VDC
“Do Not Flush” Panel
TankWatch
®
4 Panel with 12VDC Relay
TankWatch
®
4 Panel with 24VDC Relay
Part Number
Description
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