Total Organic Carbon Measurement System
Operation Manual
4000TOC Sensor
M300 TOC Transmitter
4000TOC Sensor
M300 TOC Transmitter
58 130 196 Rev B
4000TOC Sensor 2
© 05 / 14 Mettler-Toledo Thornton 4000TOC Sensor
Printed in USA
4000TOC Sensor 3
© 05 / 14 Mettler-Toledo Thornton 4000TOC Sensor
Printed in USA
Operation Manual
4000TOC Sensor
M300 TOC Transmitter
4000TOC Sensor 4
© 05 / 14 Mettler-Toledo Thornton 4000TOC Sensor
Printed in USA
4000TOC Sensor 5
© 05 / 14 Mettler-Toledo Thornton 4000TOC Sensor
Printed in USA
Content
1 Introduction ______________________________________________________________________________________________ 9
2 Safety instructions________________________________________________________________________________________ 10
2.1 Denitionofequipmentanddocumentationsymbolsanddesignations __________________________________________ 10
2.2 Correctdisposaloftheunit ____________________________________________________________________________ 11
3 Unit overview____________________________________________________________________________________________ 12
3.1 Overview, 4000TOC Sensor ____________________________________________________________________________ 12
3.1.1 SensorDetails ________________________________________________________________________________ 12
3.1.2 HighPressureApplications ______________________________________________________________________ 13
3.1.3 PotentialCondensationApplications ______________________________________________________________ 13
3.1.4 HighTemperatureApplications ___________________________________________________________________ 13
3.2 Overview, M300 TOC _________________________________________________________________________________ 13
3.2.1 1/4DIN _____________________________________________________________________________________ 13
3.2.2 1/2DIN _____________________________________________________________________________________ 14
3.3 Control/NavigationKeys _______________________________________________________________________________ 14
3.3.1 MenuStructure _______________________________________________________________________________ 14
3.3.2 Navigationkeys _______________________________________________________________________________ 15
3.3.2.1 Navigatingthemenutree _______________________________________________________________ 15
3.3.2.2 Escape
_____________________________________________________________________________ 15
3.3.2.3 Enter _______________________________________________________________________________ 15
3.3.2.4 Menu
_______________________________________________________________________________ 15
3.3.2.5 Calibrationmode _____________________________________________________________________ 15
3.3.2.6 Infomode ___________________________________________________________________________ 15
3.3.3 Navigationofdataentryelds ____________________________________________________________________ 15
3.3.4 Entryofdatavalues,selectionofdataentryoptions ___________________________________________________ 15
3.3.5 NavigationwithuinDisplay _____________________________________________________________________ 16
3.3.6 ”Savechanges”dialog _________________________________________________________________________ 16
3.3.7 SecurityPasswords ____________________________________________________________________________ 16
3.4 Display
____________________________________________________________________________________________ 16
4 M300 TOC Installation instruction ___________________________________________________________________________ 17
4.1 UnpackingandinspectionoftheM300TOC _______________________________________________________________ 17
4.1.1 Panelcutoutdimensionalinformation–
1/4DINmodels _______________________________________________________________________________ 17
4.1.2 Installationprocedure–1/4DINmodels ____________________________________________________________ 18
4.1.3 Panelcutoutdimensionalinformation–
1/2DINmodels _______________________________________________________________________________ 19
4.1.4 Installationprocedure–1/2DINmodels ____________________________________________________________ 20
4.1.5 Assembly–1/2DINversion ______________________________________________________________________ 20
4.1.6 1/2DINversion–Dimensiondrawings _____________________________________________________________ 21
4.1.7 1/2DINversion–Pipemounting __________________________________________________________________ 21
4.1.8 1/4DINversion–Dimensiondrawings _____________________________________________________________ 22
4.2 Connectionofpowersupply ____________________________________________________________________________ 23
4.2.1 1/4DINhousing(panelmount) ___________________________________________________________________ 23
4.2.2 1/2DINhousing(wallmount) ____________________________________________________________________ 24
4.3 ConnectorPINdenition _______________________________________________________________________________ 24
4.3.1 TB1andTB2for1/2DINand1/4DINversions _______________________________________________________ 25
4.3.2 TB3for1/2DINand1/4DINversions ______________________________________________________________ 25
4.4 ConnectionofTOCSensor _____________________________________________________________________________ 25
5 4000TOC Installation Instructions ___________________________________________________________________________ 26
5.1 Unpackingandinspectionofthe4000TOC ________________________________________________________________ 26
5.2 Installationofthe4000TOC ____________________________________________________________________________ 26
5.3 SampleTubingConnections ____________________________________________________________________________ 27
5.4 SampleConditioningCoil ______________________________________________________________________________ 28
5.5 ACPowerConnection _________________________________________________________________________________ 29
5.6 SensorConnection ___________________________________________________________________________________ 30
6 Placing transmitter in, or out, of service _____________________________________________________________________ 31
6.1 Placingtransmitterinservice ___________________________________________________________________________ 31
6.2 Placingtransmitteroutofservice _______________________________________________________________________ 31
7 4000TOC Sensor Operation ________________________________________________________________________________ 32
7.1 InitialStartup _______________________________________________________________________________________ 32
7.2 SettingSampleFlowRate ______________________________________________________________________________ 32
7.3 StartTOCMeasurement _______________________________________________________________________________ 33
7.4 NormalOperation ____________________________________________________________________________________ 33
7.5 SystemSuitabilityTesting ______________________________________________________________________________ 34
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© 05 / 14 Mettler-Toledo Thornton 4000TOC Sensor
Printed in USA
7.6 Calibration _________________________________________________________________________________________ 34
7.6.1 TOCCalibrationMethods ________________________________________________________________________ 34
8 Quick Setup _____________________________________________________________________________________________ 36
9 Sensor Calibration _______________________________________________________________________________________ 37
9.1 EnterCalibrationMode ________________________________________________________________________________ 37
10 Conguration
____________________________________________________________________________________________ 38
10.1 EnterCongurationMode ______________________________________________________________________________ 38
10.2 Measurement
_______________________________________________________________________________________ 38
10.2.1 ChannelSetup ________________________________________________________________________________ 38
10.2.2 Conductivity/ResistivityTemperatureCompensation ___________________________________________________ 39
10.2.3 SetAveraging ________________________________________________________________________________ 39
10.3 TOCSetup __________________________________________________________________________________________ 40
10.3.1 TOCGeneralParameters ________________________________________________________________________ 40
10.3.2 LampControl _________________________________________________________________________________ 41
10.3.3 Autobalance
_________________________________________________________________________________ 41
10.4 AnalogOutputs ______________________________________________________________________________________ 42
10.5 ____________________________________________________________________________________________________
Setpoints __________________________________________________________________________________________ 43
10.6 Alarm
_____________________________________________________________________________________________ 46
10.7 Display
____________________________________________________________________________________________ 47
10.7.1 Measurement
_________________________________________________________________________________ 47
10.7.2 Resolution
___________________________________________________________________________________ 48
10.7.3 Backlight
____________________________________________________________________________________ 48
10.7.4 Name ______________________________________________________________________________________ 48
10.8 HoldAnalogOutputs _________________________________________________________________________________ 49
11 System _________________________________________________________________________________________________ 50
11.1 SetLanguage _______________________________________________________________________________________ 50
11.2 USB ______________________________________________________________________________________________ 50
11.3 Passwords
_________________________________________________________________________________________ 51
11.3.1 ChangingPasswords __________________________________________________________________________ 51
11.3.2 ConguringMenuAccessforOperator _____________________________________________________________ 51
11.4 Set/ClearLockout ____________________________________________________________________________________ 51
11.5 Reset _____________________________________________________________________________________________ 52
11.5.1 ResetSystem _________________________________________________________________________________ 52
11.5.2 ResetAnalogCalibration ________________________________________________________________________ 52
11.5.3 ResetSensorCalibrationDatatoFactorySettings _____________________________________________________ 53
11.5.4 ResetCalibrationDataofSensorElectronicstoFactorySettings __________________________________________ 53
12 4000TOC Sensor Service Requirements ______________________________________________________________________ 54
12.1 UVLampReplacement ________________________________________________________________________________ 54
12.2 HighCapacityInletFilterReplacement ____________________________________________________________________ 55
13 M300 TOC Service _______________________________________________________________________________________ 56
13.1 EnterServiceMenu ___________________________________________________________________________________ 56
13.2 Diagnostics
________________________________________________________________________________________ 56
13.2.1 Model/SoftwareRevision ________________________________________________________________________ 56
13.2.2 DigitalInput __________________________________________________________________________________ 57
13.2.3 Display
_____________________________________________________________________________________ 57
13.2.4 Keypad
_____________________________________________________________________________________ 57
13.2.5 Memory
_____________________________________________________________________________________ 57
13.2.6 SetRelay ____________________________________________________________________________________ 58
13.2.7 ReadRelays _________________________________________________________________________________ 58
13.2.8 SetAnalogOutputs ____________________________________________________________________________ 58
13.2.9 ReadAnalogOutputs ___________________________________________________________________________ 58
13.3 Calibrate
___________________________________________________________________________________________ 59
13.3.1 VerifyConductivityElectronics ____________________________________________________________________ 59
13.3.2 CalibrateAnalog ______________________________________________________________________________ 59
13.3.3 CalibrateUnlock ______________________________________________________________________________ 60
13.4 TechService ________________________________________________________________________________________ 60
14 Info ____________________________________________________________________________________________________ 61
14.1 InfoMenu __________________________________________________________________________________________ 61
14.2 Messages
__________________________________________________________________________________________ 61
14.3 CalibrationData _____________________________________________________________________________________ 61
14.4 Model/SoftwareRevision ______________________________________________________________________________ 62
14.5 TOCSensorInfo _____________________________________________________________________________________ 62
15 Maintenance ____________________________________________________________________________________________ 63
15.1 ForTechnicalSupport _________________________________________________________________________________ 63
15.2 FrontPanelCleaning _________________________________________________________________________________ 63
4000TOC Sensor 7
© 05 / 14 Mettler-Toledo Thornton 4000TOC Sensor
Printed in USA
16 Troubleshooting the M300 TOC Transmitter ___________________________________________________________________ 64
16.1 ChangingtheFuse ___________________________________________________________________________________ 64
16.2 Warning-andAlarmindicationonthedisplay _____________________________________________________________ 65
16.2.1 Warningindication ____________________________________________________________________________ 65
16.2.2 Alarmindication ______________________________________________________________________________ 65
17 Troubleshooting the 4000TOC Sensor ________________________________________________________________________ 66
17.1 BasicTroublshooting _________________________________________________________________________________ 66
17.2 FaultandErrorMessages ______________________________________________________________________________ 66
18 Accessories and Spare Parts _______________________________________________________________________________ 68
18.1 M300 TOC Transmitter ________________________________________________________________________________ 68
18.2 4000TOC Sensor ____________________________________________________________________________________ 68
18.2.1 4000TOCSensorSpareParts ____________________________________________________________________ 68
18.2.2 4000TOCSensorConsumableItems ______________________________________________________________ 69
4000TOC Sensor 8
© 05 / 14 Mettler-Toledo Thornton 4000TOC Sensor
Printed in USA
4000TOC Sensor 9
© 05 / 14 Mettler-Toledo Thornton 4000TOC Sensor
Printed in USA
1 Introduction
Statementofintendeduse–The4000TOCsensorisaTotalOrganicCarbonsensordesignedto
measuretheconcentrationoforganicsubstancesinpureandultrapurewaterapplications.The
M300TOCisasinglechanneltransmitterwithalargefourlinebacklitLiquidCrystalDisplay
whichconveysmeasuringandsetupinformationforthe4000TOCsensor.
Whenusedincombination,the4000TOCsensorandM300TOCtransmitter,formaTOCmea-
surementsystemwhichprovidesthedesignflexibilityforfullintegrationintowatersystems.The
separatecomponentsallowforclosepositioningofthesensortothesamplepointforfastestre-
sponse,whileallowingintegrationofthetransmitterintothecontrolsystem.
Thismanualappliestothe4000TOCsensor,andM300TOCtransmitter:
4000TOC
Designation Orderno.
4000TOCSensor,110VAC,50/60Hz 58036021
4000TOCSensor,220VAC,50/60Hz 58036022
M300 TOC
Designation Orderno.
M300 TOC 1/4DIN 58 006 302
M300 TOC 1/2DIN 58 006 312
Throughoutthismanual,theterms‘M300’and‘M300TOC’areused.Withinthecontextofthis
document,bothtermsshouldbetakentorefertotheM300TOCtransmitter.
Theprintscreenimagesinthismanualhaveageneralexplainingcharacterandcandifferfrom
therealdisplayinyourtransmitter.
Thisdescriptioncorrespondstothefirmwarerelease,version1.0oftheM300TOCtransmitter.
Changesaretakingplaceconstantly,withoutpriornotification
4000TOC Sensor 10
© 05 / 14 Mettler-Toledo Thornton 4000TOC Sensor
Printed in USA
2 Safety instructions
Thismanualincludessafetyinformationwiththefollowingdesignationsandformats.
2.1 Denitionofequipmentanddocumentationsymbols
and designations
a
WARNING:POTENTIALFORPERSONALINJURY.
a
CAUTION:possibleinstrumentdamageormalfunction.
h
NOTE:Importantoperatinginformation.
a
On the transmitter or in this manual text indicates:Cautionand/orotherpossiblehazardin-
cludingriskofelectricshock(refertoaccompanyingdocuments).
Thefollowingisalistofgeneralsafetyinstructionsandwarnings.Failuretoadheretothesein-
structionscanresultindamagetotheequipmentand/orpersonalinjurytotheoperator.
• TheM300Transmittershouldbeinstalledandoperatedonlybypersonnelfamiliarwith
thetransmitterandwhoarequalifiedforsuchwork.
• TheM300Transmittermustonlybeoperatedunderthespecifiedoperatingconditions
(seesection19).
• RepairoftheM300Transmittermustbeperformedbyauthorized,trainedpersonnelonly.
• Withtheexceptionofroutinemaintenance,cleaningproceduresorfusereplacement,as
describedinthismanual,theM300Transmittermustnotbetamperedwithoralteredin
anymanner.
• Mettler-Toledoacceptsnoresponsibilityfordamagecausedbyunauthorizedmodifica-
tions
tothetransmitter.
• Followallwarnings,cautions,andinstructionsindicatedonandsuppliedwiththisprod-
uct.
• Installequipmentasspecifiedinthisinstructionmanual.Followappropriatelocaland
nationalcodes.
• Protectivecoversmustbeinplaceatalltimesduringnormaloperation.
• Ifthisequipmentisusedinamannernotspecifiedbythemanufacturer,theprotection
providedbyitagainsthazardsmaybeimpaired.
WARNINGS:
• Installationofcableconnectionsandservicingofthisproductrequireaccesstoshock
hazardvoltagelevels.
• Mainpowerandrelaycontactswiredtoseparatepowersourcemustbedisconnectedbe-
foreservicing.
• Switchorcircuitbreakershallbeincloseproximitytotheequipmentandwithineasy
reachoftheOPERATOR;itshallbemarkedasthedisconnectingdevicefortheequip-
ment.
• Mainpowermustemployaswitchorcircuitbreakerasthedisconnectingdeviceforthe
equipment.
a
4000TOC Sensor 11
© 05 / 14 Mettler-Toledo Thornton 4000TOC Sensor
Printed in USA
• ElectricalinstallationmustbeinaccordancewiththeNationalElectricalCodeand/orany
otherapplicablenationalorlocalcodes.
• Safetyandperformancerequirethatthisinstrumentbyconnectedandproperlygrounded
throughathree-wirepowersource.
h
NOTE! RELAY CONTROL ACTION:theM300transmitterrelayswillalwaysde-energizeonlossof
power,equivalenttonormalstate,regardlessofrelaystatesettingforpoweredoperation.Config-
ureanycontrolsystemusingtheserelayswithfail-safelogicaccordingly.
h
NOTE! PROCESS UPSETS:Becauseprocessandsafetyconditionsmaydependonconsistent
operationofthistransmitter,provideappropriatemeanstomaintainoperationduringsensor
cleaning,replacementorsensororinstrumentcalibration.
h
NOTE: Thisisa4-wire-productwithanactive4–20mAanalogoutput.
PleasedonotsupplytoPin1–Pin6ofTB2.
2.2 Correct disposal of the unit
Whenthetransmitterisfinallyremovedfromservice,observealllocalenvironmentalregulations
forproperdisposal.
4000TOC Sensor 12
© 05 / 14 Mettler-Toledo Thornton 4000TOC Sensor
Printed in USA
3 Unit overview
M300modelsareavailableinbotha1/4DINand1/2DINcasesize.The1/4DINisapanel-
mountonlydesignandthe1/2DINmodelsprovideanintegralIP65housingforwall-,orpipe-
mount.
3.1 Overview, 4000TOC Sensor
3.1.1 Sensor Details
The4000TOCSensorisaTotalOrganicCarbonsensordesignedforusewiththeM300TOC
transmitter.TheM300TOCwillautomaticallyidentifythe4000TOCSensorwhenitisconnect-
ed,andallfactorycalibrationdataisautomaticallyreadandusedforoperationandindication.
The4000TOCSensorandM300TOCtransmitterareconfiguredwithfactorydefaultsettingsto
minimizemeasurementsetuptime.Thesedefaultsettingsallowforsensoroperationwithmini-
malkeystrokes.The4000TOCSensorhasmorefeaturesthanothersensorsandmayrequire
additionalconfigurationdependantupontheoperationalsetup.Oncetheseparametersareset,
theTOCsensorwillfunctionautomatically,andwillrequireuserinterfaceonlyforperiodicser-
viceandmaintenance.Measurementsavailablefromthe4000TOCSensorincludeTOC,Con-
ductivity/Resistivity(compensatedanduncompensated)andTemperature.
The4000TOCSensorisdesignedwithfourlocalLEDindicatorsandaUVLampcontrolkeyon
thefrontpanel,asshownintheillustrationbelow.TheLEDsaredesignedtoprovidelocalindi-
cationofsensorstatus.TheoperationoftheLEDsissynchronizedwiththeM300TOCdisplay
statusmessagesthatappearinthe6-digitmeasurementnamelocation.
Function Color Operation
Fault Red
FlashesduringFaultcondition,sensoroperationstopped
Error Amber IlluminatesduringErrorcondition,sensorremainsoperational
SensorStatus Green
IlluminateswheneverACPowerisonandtheM300TOCis
connectedtothesensor
UVLampOn Green IlluminateswhenevertheUVLampison
TheUVLampcontrolkeyisdesignedtoprovidealocalOn/OffcontrolfortheUVlamptoallow
forquicklampchange-outandassisttheoperatorduringtroubleshooting,ifnecessary.
NOTE:IftheUVLampKeyispressedtoturntheUVLampoff,theUVLampcannotbeturnedon
fromtheM300TOC,itcanonlybeturnedonbypressingthesensorkeyagain.
h
4000TOC Sensor 13
© 05 / 14 Mettler-Toledo Thornton 4000TOC Sensor
Printed in USA
Thefrontcoverofthesensorishingedontheleftside.Locatedatthetopandbottomrightcor-
nersofthesensorenclosurearetwotriangle-shapeddoorfasteners.Theinstallationkitprovid-
edwiththeSensorincludesthespecialtoolneededtoloosenthesefastenersandopenthefront
doortotheenclosure.Periodicaccesswillberequiredtoperformroutineserviceandmainte-
nance.AdditionalfrontcovertoolsareavailablefromMettler-ToledoThornton,Inc.See
Section18forpartnumbersanddescriptions.
3.1.2 High Pressure Applications
Forinstallationswithprocesspressureabove85psig(5.9bar),theHighPressureRegulator
(p/n58091552)isrequired(seesection5.3).Installationinstructionsaresuppliedwiththe
HighPressureRegulator.
3.1.3 Potential Condensation Applications
Certainambientandprocesstemperaturesmaycausecondensationtooccurinsidethe
4000TOCSensor.TheMettler-ToledoThorntonSampleConditioningCoilprovidedwiththe
sensorinstallationkitisdesignedtoreducecondensationconditionsbyallowingthesample
temperaturetopartiallyequalizewiththeambienttemperature.
3.1.4 High Temperature Applications
Forwatertemperaturesabove70°C(158°F),theSampleConditioningCoil(p/n58091511)
isrequired.Inhighpressureapplications,theHighPressureRegulator(p/n58091552)must
beinstalleddownstreamoftheSampleConditioningCoil.
3.2 Overview, M300 TOC
3.2.1 1/4DIN
4
5
6
7
8
4.01
[102]
4.01
[102]
EnterInfo
METTLER TOLEDO
ESC
Menu Cal
M300
1
2
3
1:HardPolycarbonatecase 5:USBInterfacePort
2:FiveTactile-FeedbackNavigationKeys 6:RelayOutputTerminals
3:Four-lineLCDDisplay 7:AnalogOutput/DigitalInputTerminals
4:PowerSupplyTerminals 8:SensorInputTerminals
4000TOC Sensor 14
© 05 / 14 Mettler-Toledo Thornton 4000TOC Sensor
Printed in USA
3.2.2 1/2DIN
5.90
[150]
5.90
[150]
EnterInfo
CalMenu
M300
1
2
3
ESC
4
5
6
7
8
1:HardPolycarbonatecase 5:USBInterfacePort
2:FiveTactile-FeedbackNavigationKeys 6:RelayOutputTerminals
3:Four-lineLCDDisplay 7:AnalogOutput/DigitalInputTerminals
4:PowerSupplyTerminals 8:SensorInputTerminals
3.3 Control/Navigation Keys
3.3.1 Menu Structure
BelowisthestructureoftheM300menutree:
Measurement
Mode M300
CalMenu Info
Quick Setup Configure System Service Messages
TOC Sensor
Info
Measurement
Analog Outputs
Set Points
Alarm/Clean
Display
Set Language
USB
Passwords
Set/Clear
Lockout
Reset
Calibrate
Tech Service
Diagnostics
Hold Outputs
Calibration Data
Model/Software
Revision
Channel Setup
Analog Outputs
Set Points
Set Flow
Set Flow
UV Lamp
4000TOC Sensor 15
© 05 / 14 Mettler-Toledo Thornton 4000TOC Sensor
Printed in USA
3.3.2 Navigation keys
Menu Cal
Info
Enter
ESC
3.3.2.1 Navigating the menu tree
EnterthedesiredmainMenubranchwiththe or keys.Usetheandkeystonavi-
gatethroughtheselectedMenubranch.
h
NOTE:Inordertobackuponemenupage,withoutescapingtothemeasurementmode,
movethecursorundertheUPArrowcharacter(u) atthebottomrightofthedisplayscreenand
press[Enter].
3.3.2.2 Escape
Presstheandkeysimultaneously(escape)toreturntotheMeasurementmode.
3.3.2.3 Enter
Usetheekeytoconfirmactionorselections.
3.3.2.4 Menu
PressthekeytoaccessthemainMenu.
3.3.2.5 Calibration mode
PressthekeytoenterCalibrationMode.
3.3.2.6 Info mode
PressthekeytoenterInfoMode
3.3.3 Navigationofdataentryelds
Usethekeytonavigateforwardorthe keytonavigatebackwardswithinthechangeable
dataentryfieldsofthedisplay.
3.3.4 Entry of data values, selection of data entry options
4000TOC Sensor 16
© 05 / 14 Mettler-Toledo Thornton 4000TOC Sensor
Printed in USA
Usethekeytoincreaseorthekeytodecreaseadigit.Usethesamekeystonavigatewith-
inaselectionofvaluesoroptionsofadataentryfield.
h
NOTE:Somescreensrequireconfiguringmultiplevaluesviathesamedatafield(ex:configuring
multiplesetpoints).Besuretousethe or keytoreturntotheprimaryfieldandthe or
keytotogglebetweenallconfigurationoptionsbeforeenteringtothenextdisplayscreen.
3.3.5 Navigation with u in Display
Ifauisdisplayedonthebottomrighthandcornerofthedisplay,youcanusetheorthe
keytonavigatetoit.Ifyouclick[ENTER]youwillnavigatebackwardsthroughthemenu
(gobackonescreen).Thiscanbeaveryusefuloptiontomovebackupthemenutreewithout
havingtoexitintothemeasuringmodeandre-enterthemenu.
3.3.6 ”Save changes” dialog
Threeoptionsarepossibleforthe”Savechanges”dialog:Yes&Exit(Savechangesandexitto
measuringmode),”Yes&u”(Savechangesandgobackonescreen)and”No&Exit”(Don’t
savechangesandexittomeasuringmode).The”Yes&u”optionisveryusefulifyouwantto
continueconfiguringwithouthavingtore-enterthemenu.
3.3.7 Security Passwords
TheM300transmitterallowsasecuritylock-outofvariousmenus.Ifthesecuritylock-out
featureofthetransmitterhasbeenenabled,asecuritypasswordmustbeenteredtoallowac-
cesstothemenu.Seesection11.3formoreinformation.
3.4 Display
h
NOTE:IntheeventofanalarmorothererrorconditiontheM300Transmitterwilldisplayaflash-
inga intheupperrightcornerofthedisplay.Thissymbolwillremainuntiltheconditionthat
causedithasbeencleared.
h
NOTE:Duringcalibrations,clean,DigitalInwithAnalogOutput/Relay/USBinHoldstate,
aflashingHwillappearintheupperleftcornerofthedisplay.Thissymbolwillremainfor
20secondsuntilafterthecalibrationorcleaniscompleted.Thissymbolwillalsodisappear
whenDigitalInisdeactivated.
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© 05 / 14 Mettler-Toledo Thornton 4000TOC Sensor
Printed in USA
4 M300 TOC Installation instruction
4.1 Unpacking and inspection of the M300 TOC
Inspecttheshippingcontainer.Ifitisdamaged,contacttheshipperimmediatelyforinstructions.
Donotdiscardthebox.
Ifthereisnoapparentdamage,unpackthecontainer.Besureallitemsshownonthepacking
listarepresent.
Ifitemsaremissing,notifyMettler-Toledoimmediately.
4.1.1 Panel cutout dimensional information –
1/4DIN models
1/4DINModeltransmittersaredesignedforpanel-mountinstallationonly.Eachtransmitteris
suppliedwithmountinghardwaretoprovidefastandsimpleinstallationtoaflatpanelorflaten-
closuredoor.ToinsureagoodsealandmaintainIPintegrityofinstallation,thepanelordoor
mustbeflatandhaveasmoothfinish.Hardwareconsistsof:
2snap-onMountingbrackets
1mountinggasketseal
Transmitterdimensionsandmountingareshowninthefiguresbelow.
3.62
+0.02
–0
[92
+0.5
]
–0
3.62
+0.02
–0
[92
+0.5
]
–0
PANEL CUT-OUT
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© 05 / 14 Mettler-Toledo Thornton 4000TOC Sensor
Printed in USA
4.1.2 Installation procedure – 1/4DIN models
• Makecutoutinpanel(seedimensionscutoutdrawing).
• Besuresurfacesurroundingcutoutisclean,smoothandfreeofburrs.
• Slidefacegasket(suppliedwithtransmitter)aroundtransmitterfromthebackoftheunit.
• Placetransmitterintocutouthole.Besuretherearenogapsbetweenthetransmitter
andpanelsurface.
• Placethetwomountingbracketsoneithersideofthetransmitterasshown.
• Whileholdingtransmitterfirmlyintothecutouthole,pushthemountingbrackets
towardthebacksideofpanel.
• Oncesecure,useascrewdrivertotightenthebracketsagainstthepanel.Inordertopro-
videIP65environmentalenclosurerating,thetwoclampsprovidedshallbesecurely
tightenedtocreateanadequatesealbetweenthepanelenclosureandM300frontface.
• Facegasketwillcompressbetweentransmitterandpanel.
a
CAUTION:Donotovertightenbrackets.
4.01
[102]
4.33
[110]
3.55
[90]
4.01
[102]
3.55
[90]
4.01
[102]
4.96
[126]
1.77
[45]
3.54
[90]
4.33
[110]
MAX. 0.118
[3]
FLAT GASKET
MOUNTING SCREW
2 PLACES
MOUNTING
BRACKET
2 PLACES
PowerFuse
USB
1234567
1234567
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
4.92
[125]
4.01
[102]
4.33
[110]
3.55
[90]
4.01
[102]
3.55
[90]
4.01
[102]
4.96
[126]
1.77
[45]
3.54
[90]
4.33
[110]
MAX. 0.118
[3]
FLAT GASKET
MOUNTING SCREW
2 PLACES
MOUNTING
BRACKET
2 PLACES
PowerFuse
USB
1234567
1234567
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
4.92
[125]
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© 05 / 14 Mettler-Toledo Thornton 4000TOC Sensor
Printed in USA
4.1.3 Panel cutout dimensional information –
1/2DIN models
1/2DINModeltransmittersaredesignedwithanintegralrearcoverforstand-alonewallmount
installation.
Theunitmayalsobewallmountedusingtheintegralrearcover.Seeinstallationinstructionsin
Section4.1.4.
Belowarecut-outdimensionsrequiredbythe1/2DINmodelswhenmountedwithinaflatpanel
oronaflatenclosuredoor.Thissurfacemustbeflatandsmooth.Texturedorroughsurfacesare
notrecommendedandmaylimittheeffectivenessofthegasketsealprovided.
5.39
+0.02
–0.00
[137
+0.5
]
–0.0
5.39
+0.02
–0.00
[137
+0.5
]
–0.0
PANEL CUT-OUT
Optionalhardwareaccessoriesareavailablethatallowforpanel-orpipe-mount.
RefertoSection18“AccessoriesandSpareParts”fororderinginformation.
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© 05 / 14 Mettler-Toledo Thornton 4000TOC Sensor
Printed in USA
4.1.4 Installation procedure – 1/2DIN models
General:
• Orientthetransmittersothatthecablegripsfacedownward.
• Wiringroutedthroughthecablegripsshallbesuitableforuseinwetlocations.
• InordertoprovideIP65enclosureratings,allcableglandsmustbeinplace.Eachcable
glandmustbefilledusingacable,orsuitableCableGlandHoleSeal.
For Wall Mount:
• Removerearcoverfromfronthousing.
• Startbyunscrewingthefourscrewslocatedonthefaceofthetransmitter,ineachcorner.
Thisallowsthefrontcovertoswingawayfromtherearhousing.
• Removethehinge-pinbysqueezingthepinfromeachend.
Thisallowsthefronthousingtoberemovedfromtherearhousing.
• Mountrearhousingtowall.SecuremountingkittotheM300accordingtothesupplied
instructions.Attachtowallusingappropriatemountinghardwareforwallsurface.Be
sureitislevelandsecurelyfastenedandtheinstallationadherestoanyandallclearance
dimensionsrequiredfortransmitterserviceandmaintenance.Orientthetransmitterso
thatthecablegripsarefacingdownward.
• Replacethefronthousingtotherearhousing.Securelytightentherear-coverscrewsto
ensurethatIP65enclosureenvironmentalratingisprovided.Theunitisreadytobe
wired.
For Pipe Mount:
• Useonlymanufacturer-suppliedcomponentsforpipe-mountingtheM300transmitterand
installperthesuppliedinstructions.Seesection18fororderinginformation.
4.1.5 Assembly – 1/2DIN version
1
2
3
1:3Pg13.5cableglands
2: 2plasticplugs
3: 4screws
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