Installation & Operating Instructions Rough Service Carbon Monoxide with Optional BACnet Building Automation Products, Inc., 750 North Royal Avenue, Gays Mills, WI 54631 USA Tel:+1-608-735-4800 • Fax+1-608-735-4804 • E-mail:sales@bapihvac.com • Web:www.bapihvac.com rev. 09/10/2143593_ins_CO_V_BB_BACnet 1 of 7 Product Identification and Overview ● FieldReplaceableElectrochemicalSensorwith Self-Test ● OptionalBACnetMS/TPOutputofCO,Tempand Humidity ● FieldSelectableVoltageOutputs ● CertificateofCalibrationIncludedwithSensors andReplacementModules BAPI’sCarbonMonoxideRoughServiceSensor offersenhancedelectrochemicalsensingwith outstandingaccuracyatlowconcentrations.It featuresaventilatedBAPI-Boxandisidealforparkingramps, equipmentroomsandwarehouses. ThesensorhasaCOrangeof0to500ppmwithfield selectableoutputsof0to5,1to5,0to10and2to10VDC.It includesoptionalhumiditymeasurementwithoneoftheabove voltageoutputs,andtemperatureviaa10K-2,10K-3or20K Thermistor.TheCO,temperatureandhumidityoutputsarealso availableviaBACnetMS/TP. Thefieldreplaceablesensorelementlastsapproximately7 yearsandisself-testeddaily. CO Rough Service Sensors (Bottomunitshown withtempand%RH sensing) Fig. 1:RoughService Unitmounting Mounting 1. Mounttheunitonasolid,non-vibratingsurface3to5feet abovefloorlevelorasspecifiedbylocalbuildingcodes.Do notmountnearsupplyorreturndiffusers. 2.Mountinahorizontalorientationwiththeenclosurehinge atthetopasshowninFig1.Mountinginotherorientations increasesthelikelihoodthatwaterdropletswilltouchthe sensorelementsanddamagethesensor. 3. Usethemountingtemplateonthenextpage(orthe enclosureitself)totomarkthepilot-holelocations.Usethe 4included#10(M5)screwsonthefourmountingfeetofthe enclosure.Apilot-holemakesmountingeasier. 4. Snugupthescrewssothatthefoambackingispartially depressedbutdonotover-tightenorstripthescrewthreads. Thefoamisforinsulationandvibrationdampening. 5. Placetheprovided#6screwsintotheholesoneachsideof thelidlatchtomakethecovertamperresistant.Installation & Operating Instructions Rough Service Carbon Monoxide with Optional BACnet Building Automation Products, Inc., 750 North Royal Avenue, Gays Mills, WI 54631 USA Tel:+1-608-735-4800 • Fax+1-608-735-4804 • E-mail:sales@bapihvac.com • Web:www.bapihvac.com rev. 09/10/2143593_ins_CO_V_BB_BACnet 2 of 7 Mounting Template (Shown actual size) Fig. 2:ScrewHole Template.Drillcenter 7/8”(22mm)holeforrear conduitentry.Installation & Operating Instructions Rough Service Carbon Monoxide with Optional BACnet Building Automation Products, Inc., 750 North Royal Avenue, Gays Mills, WI 54631 USA Tel:+1-608-735-4800 • Fax+1-608-735-4804 • E-mail:sales@bapihvac.com • Web:www.bapihvac.com rev. 09/10/2143593_ins_CO_V_BB_BACnet 3 of 7 Termination BAPIrecommendsusingtwistedpairofatleast22AWGandsealantfilledconnectorsforallwireconnections.Largergauge wiremayberequiredforlongruns.AllwiringmustcomplywiththeNationalElectricCode(NEC)andlocalcodes. DoNOTrunthisdevice’swiringinthesameconduitasACpowerwiringofNECclass1,NECclass2,NECclass3orwith wiringusedtosupplyhighlyinductiveloadssuchasmotors,contactorsandrelays.BAPI’stestsshowthatfluctuatingand inaccuratesignallevelsarepossiblewhenACpowerwiringispresentinthesameconduitasthesignallines.Ifyouare experiencinganyofthesedifficulties,pleasecontactyourBAPIrepresentative. Fig. 3:FieldWiringTerminals Connecting Multiple CO Transmitters on the Same RS485 Line (BACnet Only) BAPIrecommendswiringtheproductwithpowerdisconnected.Propersupplyvoltage,polarityandwiring connectionsareimportanttoasuccessfulinstallation.Notobservingtheserecommendationsmaydamagethe productandvoidthewarranty. Fig. 4:MultipleCOtransmittersconnectedtothesameRS-485Line TheBACnetprotocol allowsforamaximum of127sensorswitha maximumwirelength of4,000ft(1,200m). BAPIrecommendsa maximumof64sensors toreducenetwork congestion. WIRE TERMINATIONS PWR 0to5or1to5VDCOutput 9to40VDC,10mAMax 12to28VAC,1.4VAMax 0to10or2to10VDCOutput 12to40VDC,10mAMax 12to28VAC,1.4VAMax BACnetOutputUnits 9to40VDC,35mAMax 12to28VAC,1.7VAMax GND PowerandAnalogOutputGround CO AnalogOutputCOPPMLevel(ifenabled) RH AnalogOutput%RHLevel(ifenabled) TEMP ResistiveSensorOutput(ifenabled) A+ / B- BACnetRS-485(ifenabled)Installation & Operating Instructions Rough Service Carbon Monoxide with Optional BACnet Building Automation Products, Inc., 750 North Royal Avenue, Gays Mills, WI 54631 USA Tel:+1-608-735-4800 • Fax+1-608-735-4804 • E-mail:sales@bapihvac.com • Web:www.bapihvac.com rev. 09/10/2143593_ins_CO_V_BB_BACnet 4 of 7 Forthesensortoworkcorrectly,thewiringentrancemustremainairtight.IftheCOunitismountedtoahollowwall andwiredthroughitsback,orwiredwithconduit,itispossiblethatadraftofcleanairmayfilltheenclosurethrough thewiringopening.ThisdraftmaypreventtheunitfrommeasuringambientCarbonMonoxide.BAPIrecommends eitheraliquid-tightfittingorpluggingtheconduitattheenclosure. • Liquid-Tight Fitting–BAPI’sLiquid-TightFitting(BA/LTF)allowswirecables of0.1to0.3inch(2.5to7.6mm)tooutsidediametertoenterthebox.Tightening thecollarontothewirecablekeepsthewiringentranceairtight. • Conduit–Includedwiththesensorisafoamplugtosealthe½inch(13mm) EMT.PlacethewiresintotheplugasshowninFig.5andtheninsertthepluginto theconduitsealingtheconduit. Fig. 5: WiresThroughFoamPlug Keeping the Enclosure Air Tight After Termination Operation TheunitincludestwoswitchestosettheanalogoutputvoltagefortheCOand optional%RHoutputfornon-BACnetunits.Theunitalsoincludesaself-testbutton toperformthesensorself-test.Amicro-USBportallowsconfigurationoftheBACnet settingsviaPCapplication. ANALOG OUTPUT CONFIGURATION SWITCHES SwitchesoneandtwoofS1areusedtosettheanalogoutputvoltagefortheCOand optional%RHoutputfornon-BACnetunits.SeeTable1atrightforswitchsettings. POWER UP Oninitialpowerup,theunitperformsaself-testtoassurethatthe replaceableCOSensorModuleisnotattheendofitslife.Thisself- testtypicallytakesapproximately45seconds,andduringthistime, thegreenLEDwillblinkslowly.Undercertaincircumstances,the self-testmaytakeupto13minutes.Whentheself-testiscomplete, thegreenLEDwillgotoasteady“on”stateandtheunitwillbefully operational. SELF - TEST BUTTON Theunitautomaticallyconductsaself-testonceeveryday,but thebuttonallowsadditionaltestingifdesired.Pushandholdthe buttonfor2secondstoputtheunitintoself-testmodewhichchecks whethertheCOSensorModuleisattheendofitslifeandneeds replacing.ThegreenLEDwillbegintoblinkslowly,indicatingthat theunitisinself-testmode.Theself-testtypicallytakesupto 45seconds,butundercertaincircumstancesmaytakeupto13 minutes.Whentheself-testiscomplete,thegreenLEDwillgotoa steady“on”state,indicatingthattherearenofaultconditions.Ifthe redLEDandgreenLEDbothblinkslowly,thisindicatesthattheCO SensorModuleisatendoflifeandshouldbereplaced. OutputSwitch 1Switch 2 0 to 5V OffOff 1 to 5VOnOff 0 to 10V OffOn 2 to 10VOnOn Table 1: AnalogOutputSwitches Fig. 6: Self-TestButtonandAnalog OutputSwitchesLocation Analog Output Switches Self-Test ButtonInstallation & Operating Instructions Rough Service Carbon Monoxide with Optional BACnet Building Automation Products, Inc., 750 North Royal Avenue, Gays Mills, WI 54631 USA Tel:+1-608-735-4800 • Fax+1-608-735-4804 • E-mail:sales@bapihvac.com • Web:www.bapihvac.com rev. 09/10/2143593_ins_CO_V_BB_BACnet 5 of 7 Status LEDs ThegreenandredStatusLEDsarevisiblethroughtheclearcoveroftheunitand indicatevarioussensorconditionsaslistedbelow. Red LED Green LED Fig. 7:StatusLEDLocation CO Sensor Module Replacement EveryBAPICarbonMonoxideunitisfactorycalibratedandreadyfor operationafterinstallation.Theunitisnotcapableoffieldcalibration. BAPIrecommendsreplacingtheCOSensorModulewheneverthe “ReplaceSensor”alarmisactive,every7yearsorattherecalibration intervalsrequiredbythelocaljurisdiction.EachCOSensorModule comeswithacalibrationcertificate. ToreplacetheCOSensorModule,followthesesteps: Warning: Observe precautions for handling electrostatic discharge sensitive devices. •Removethetamperresistantscrewsandopenthelid; •Unplugthepowerconnector; •Removethetworetentionscrewsfromthesensorcircuitboardand removethecircuitboardbyliftingitstraightoutofitssockets; •Whileholdingtheedgesofthenewsensorcircuitboard,plugit straightintothetwosocketsonthemaincircuitboardbeingcareful nottobendanyofthepins; •Replacethetworetentionscrewswiththetwospacers; •Pluginthepowerconnector; •Closetheliduntilitclicks,andreplacethetamperresistantscrews. Fig. 8: Insertingor Removingthe COSensor Module Maintenance Theunitshouldbevacuumedcleanonceayearormore,dependingontherateofaccumulationofanydustordirt. Toavoidsensordamage,theunitMUSTNOTbesubmergedinanyliquids.Hosingorsplashingoftheunitwithany liquidsmustalsobeavoidedandmayvoidthewarranty. Green LEDRed LEDStatus SolidOffPower is applied and there are no fault conditions. Blinking Slow OffRunning a self-test. Off Blinking Fast The unit had detected an output ground fault of either the CO or %RH sensors. Off Blinking Slow CO alarm condition (CO PPM level is above 300 ppm) Blinking Slow Blinking Slow The CO sensor is at the end of life (see CO Sensor Module Replacement section below) or either the CO or %RH sensor has been disconnected (reconnect the sensor and cycle power to clear the alert). Either condition sends the CO analog output to its max value until power is cycled.Installation & Operating Instructions Rough Service Carbon Monoxide with Optional BACnet Building Automation Products, Inc., 750 North Royal Avenue, Gays Mills, WI 54631 USA Tel:+1-608-735-4800 • Fax+1-608-735-4804 • E-mail:sales@bapihvac.com • Web:www.bapihvac.com rev. 09/10/2143593_ins_CO_V_BB_BACnet 6of7 Specificationssubjecttochangewithoutnotice. BACnet Network Parameter Utility TheBACnetparametersofBACnet-enabledunitscanbe setviaaPCconnectionandtheBACnetNetworkParameter Utility.TheutilitycanbedownloadedfromtheRoughService COunitwebpageontheBAPIwebsite. Aftertheutilityisdownloaded,connectamicro-USBcable fromyourPCtotheUSBconnectiononthetargetCOunit. TheUSBconnectionwillpowertheunittoallowconfiguration withoutexternalpowersupplied. OncetheCOsensorisconnectedtotheutility,ascreenwill opensimilartotheoneshowninFig9.Thisscreenallows userstosetthefollowingparameters: •Address •BaudRate •APDUTimeout •NumberofADPURetries •DeviceName •DeviceInstance Whenthedesiredchangeshavebeenenteredonthescreen, clicksubmittosendthosechangestotheunit. BelowisalistoftheBACnetObjectIDs (ThisinformationisalsoincludedinthePICSDocumentwhich isavailableontheRoughServiceCarbonMonoxideproduct pageoftheBAPIwebsiteunderthe“Documents”tab.): •Temperature(Analog-Input,0) •Humidity(Analog-Input,1) •CarbMon(Analog-Input,6) •EOL0(Binary-Input,1) (EOL0istriggeredbyanEndofLifealarmfortheCO sensor,oranotherfaultcondition.Seethe“StatusLEDs” sectiononpg.4foralistoffaultconditons) Fig. 9:BACnetNetworkParameterUtilityscreen Specifications Power: 0to5or1to5VDCOutput 9to40VDC,10mAMax 12to28VAC,1.4VAMax 0to10or2to10VDCOutput 12to40VDC,10mAMax 12to28VAC,1.4VAMax BACnetOutputUnits 9to40VDC,35mAMax 12to28VAC,1.7VAMax CO Measurement Range:0to500ppm Carbon Monoxide Sensor Accuracy: <200ppm=±3%FS,32to122°F(0to50°C) 201to500ppm=±5%FS,50to122°F(10to50°C) Temperature Sensor Accuracy: BACnetUnits:±0.3°Cfrom-40to257°F(-40to125°C) ThermistorUnits:See“Sensors”sectionforspecs Humidity Sensor Accuracy: ±2%RH(20%to80%)@25°C,FullyCompensated COSensorResponse Time: <80secondsfrom10%to90%ofrange Field Wiring Terminals:FlyingLeads,22AWG Sensor Element Life:7YearsTypical Field Selectable Voltage Outputs 0to5,1to5,0to10and2to10VDC Environmental Operation Range Continuous:32to122°F(0to50°C) 5to95%RHNoncondensing Intermittent:-40to131°F(-40to55°C) 5to95%RHNoncondensing Certifications:RoHSandCEInstallation & Operating Instructions Rough Service Carbon Monoxide with Optional BACnet Building Automation Products, Inc., 750 North Royal Avenue, Gays Mills, WI 54631 USA Tel:+1-608-735-4800 • Fax+1-608-735-4804 • E-mail:sales@bapihvac.com • Web:www.bapihvac.com rev. 09/10/2143593_ins_CO_V_BB_BACnet 7 of 7 Diagnostics POSSIBLE PROBLEMS: Generaltroubleshooting Unitdoesnotoperate BACnetorRS-485issues POSSIBLE SOLUTIONS: - Determinethattheinputissetupcorrectlyinthecontroller’sandbuildingautomation software. - Checkwiringforpropertermination - Checkforcorrosionateitherthecontrollerorthesensor.Cleanoffthecorrosion,re- striptheinterconnectingwireandreapplytheconnection.Inextremecases,replace thecontroller,interconnectingwireand/orsensor. - CheckthatthewiringisgoodbetweentheCOunitandthecontroller.Todothis, labelthewiresatbothendsandthendisconnectthewiresfromthecontrollerandthe sensor.Withtheinterconnectingwiresseparatedatbothends,useamultimeterto measuretheresistancefromwire-to-wire.Themetershouldreadeithergreaterthan 10Meg-ohms,openorOLdependingonthestyleofmeter.Nowconnectthewires togetheratoneendandmeasuretheresistancefromwire-to-wirewithamultimeterat theotherend.Themetershouldreadlessthan10ohmsfor22gaugeorlargerwire andrunsof250feet(76m)orless.Theresistancemaybeslightlyhigherforsmaller wiresorlongerruns.Ifeithertestfails,replacethewire. - Cyclepower. - Disconnectthepowerwiresfromthepowersourceandcheckforproperpoweratthe sourceasspecifiedintheTerminationsectiononpage2.Ifthevoltageisoutsidethe specifications,troubleshootthepowersource.Reconnectpowerwirestothesource whenfinished - Disconnectthepowerwiresatthesensorandverifythatthepoweristhesameatthe sensorasatthepowersource.Ifthevoltageisdifferentatthesensorfromthesource, troubleshootthewiring.Reconnectpowerwirestosensorwhenfinished. - Measurethepoweratthesensorwiththepowerwiresconnectedtothepowersource andtothesensor.Ifthevoltageisoutsidethelimitsspecifiedonpage2,butwithinthe limitswhenthewiresaredisconnectedtothesensor,callyourBAPIrepresentative. - TypicalBACnetandRS-485troubleshootingstepsincludethefollowing: •Confirmpolarityon+and-,tryswappingwiresifnotsureofthepolarity. •ConfirmalldevicesshareacommonRS-485reference(ground). •Confirmsettingssuchasbaudrate,parity,etc.matchonalldevicesconnectedto thenetwork. •Confirmthatthesensor’saddress,deviceinstance,anddevicenameareuniqueon thenetwork,i.e.nootherdevicesusethesamevalues. •Confirmthatthemaxmastersettingonalldevicesishigherorequaltothehighest addressonthenetwork. •Confirmthatthelaptopisrunningonbattery.SomelaptopUSBportsonlyworkin batterymode.Next >