HK Instruments SIRO Series User manual

Copyright HK Instruments 2021 www.hkinstruments. Installaon version 1.0 2021
INSTALLATION
INSTRUCTIONS
Indoor air quality transmitters
Siro series
• READ THESE INSTRUCTIONS CAREFULLY BEFORE
ATTEMPTING TO INSTALL, OPERATE OR SERVICE THIS DEVICE.
• Failuretoobservesafetyinformaonandcomplywithinstrucons
canresultinPERSONALINJURY,DEATHAND/ORPROPERTY
DAMAGE.
• Toavoidelectricalshockordamagetoequipment,disconnect
powerbeforeinstallingorservicinganduseonlywiringwith
insulaonratedforfulldeviceoperangvoltage.
• Toavoidpotenalreand/orexplosiondonotuseinpotenally
ammableorexplosiveatmospheres.
• Retaintheseinstruconsforfuturereference.
• Thisproduct,wheninstalled,willbepartofanengineeredsystem
whosespecicaonsandperformancecharacteriscsarenot
designedorcontrolledbyHKInstruments.Reviewapplicaons
andnaonalandlocalcodestoassurethattheinstallaonwill
befunconalandsafe.Useonlyexperiencedandknowledgeable
technicianstoinstallthisdevice.
Thank you for choosing an HK Instruments Siro series indoor air
qualitytransmier.TheSiroseriestransmiersareintendedforuse
inbuildingautomaonsystemsintheHVAC/Rindustry.
Sirois anindoor air qualitytransmierwitha moderndesign.The
transmierisavailablewithseveraloponalairqualitysensors.The
modulardevicecanbeequippedwithCO2concentraonandVOC
(Volale Organic Compounds) measurements or alternavely PM
(ParculateMaer)measurementandinaddion temperatureand
humiditymeasurements.Itoerseasyinstallaonandadjustment,
severaldierentmodeloponsandvariousoutputsignalsthatare
congurableseparatelyforeachmeasurementparameter.
TheSiroseriesdevicesareavailablewithuserinterfacethatincludes
LCDdisplayandbuonsmakingtheconguraonofthedevicequick
andeasy.Anexternalconguraontoolisavailablefordeviceswith-
outuserinterface.SiroulizestheindustrystandardNDIRmeasure-
mentprinciplewithself-calibrangABClogicTM for CO2measurement.
•PMconcentraontomeasuresthesizeandamountofparculates
intheindoorairforexampletoassesstheperformanceofairlters
•temperatureandhumidityinHVAC/Renvironment
SPECIFICATIONS
Performance
Measurement ranges:
CO2:   0–2000ppm/400–2000ppm
 (selectableviajumper)
VOC:   CO₂eq:400–2000ppm
   TVOCppm:0–30.0ppm
   TVOCµg/m3:0–10000µg/m3
 IAQindex:1–5(UBArang)
PM1/PM2.5/PM10: 0–50μg/m³/0–500μg/m³
   (selectableviajumper)
  IAQindex:1-5(WHOrang)
Temperature:  0...50°C
Relavehumidity: 0–100%rH
Accuracy:
CO2:   ±33ppm+3%ofreading(typical),
   addional±60ppmforrstweeks
VOC*:   15%ofreading(typical)
*VOCsensoristunedfortypicalIAQMixof22VOCsas
denedbyMølhaveetal.(1997)
PM:
0…100µg/m3:
PM2.5:   ±15µg/m³(at25⁰C±5⁰C)
PM1/PM10*:  ±25µg/m³(at25⁰C±5⁰C)
100…1000µg/m3:
PM2.5:   ±15%(at25⁰C±5⁰C)
PM1/PM10*:  ±25%(at25⁰C±5⁰C)
*PM1andPM10valuesarecalculatedfromPM2.5
measurementreadingwiththedefaultparcledistribuon.
Temperature:  ±0.5⁰C(typicalat20⁰C)
Relavehumidity: ±2.4%rH(typicalat20ºC,30%rH)
Technical Specicaons
Media compability:
Dryairornon-aggressivegases
Measuring units:
CO₂:   ppm
VOC: CO2eq:ppm
   TVOC:ppm,µg/m³
PM:   PM1/PM2.5/PM10:µg/m³
Temperature:  °C/°F
Relavehumidity: %rH
Measuring element:
CO2:
Non-dispersiveinfrared(NDIR)
VOC:
ComplementaryMetalOxideSemiconductor
(CMOS)
PM:
Laser-basedlightscaeringparclesensing
Temperature:
IntegratedtoCMOS
Relave humidity:
Thermosetpolymercapacivesensingelement
Calibraon:
Automacself-calibraonABCLogicTM for CO2
measurement
Environment:
Operangtemperature:0...50°C
Storagetemperature:-20...70°C
Humidity:0to95%rH,noncondensing
Physical
Dimensions:
Case:95x103x30mm
(widthxheightxdepth)
Weight:
130g
Mounng:
2screwholessloed,distancec/c60mm
Materials:
Case: ABS
Protecon standard:
IP20
Display (oponal)
MonochromeLCD,38x23mm
Electrical connecons:
8-pinspringloadedterminalblock
0.2...1.5mm²(16-24AWG)
Electrical
Input:
24VACorVDC,±10%
Powerconsumpon:2Wmax+25mWforeach
voltageoutputor50mWforeachcurrentoutput
Outputs:
4outputs,havetoselectvoltageorcurrent
Voltageoutputs:
0–10 V
 2–10V/0–5V(oponal,displayor
 conguraontoolrequired)
Currentoutput:
 4–20mA(oponal)
Outputsignallimits:
 Voltageoutputs:R>1kΩ
 Currentoutput:R>20Ω,R<500Ω
Conformance
MeetsrequirementsforCEmarking:
EMCDirecve2014/30/EU
RoHSDirecve2011/65/EU
WEEEDirecve2012/19/EU
INTRODUCTION
APPLICATIONS
WARNING
Siroseriesdevicesarecommonlyusedtomonitorandcontrol:
•indoorairqualityinoces,publicspaces,meengroomsand
classrooms
• CO2andVOCconcentraontoregulatedemand-controlled
venlaonandtokeeptheindoorairqualityinagoodlevel
COMPANY WITH
MANAGEMENT SYSTEM
CERTIFIED BY DNV GL
= ISO 9001 = ISO 14001 =
RoHS 2
2011/65/EU

Copyright HK Instruments 2021 www.hkinstruments. Installaon version 1.0 2021
Pin header Descripon
OUT1
OUT2
OUT3
OUT4
GND
Voltage / current output selecon
•Currentoutputisanoponal
Output1
Output2
Output3
Output4
Ground
SCHEMATICS DIMENSIONAL DRAWINGS
INSTALLATION
1)Mountthedeviceinthedesiredlocaon(seestep1).
2)Routethecablesandconnectthewires(seestep2).
3)ConnectthedisplaycabletothedisplayconnectoronthePCB.(See
schemacs)
4)Thedeviceisnowreadyforconguraon.
WARNING!Applypoweronlyaerthedeviceisproperlywired.
PM SENSOR
CO₂ SENSOR
VOC SENSOR
A+
B–
24V
GND
GND
OUT1
OUT2
OUT3
OUT4
GND
OUT1 OUT2 OUT3 OUT4
DISPLAY CONNECTOR
21
5
4
TEMP OR
rH + TEMP
SENSOR
3
mA-MODULE
Pin header Descripon
Open
Connected
Open
Connected
CO2 / PM output range selecon
400...2000ppm(CO2models)
0...2000ppm(CO2models)
0...500μg/m3(PMmodels)
0...50μg/m3(PMmodels)
Pin header Descripon
Open
Connected
Menu lock
Menulockdisabled
Menulockenabled
1
2
Connector Descripon
A+
B-
RS485 Modbus/RTU slave (oponal)
DATA+
DATA-
24 V
GND
GND
Power supply
24VAC/DC±10%
Ground
Ground
3
Connector Descripon
OUT1
OUT2
OUT3
OUT4
GND
Voltage / current outputs
•Outputsengscanbemodiedfromthedisplay
menu
•Seethelidlabelforfactorydefaultsengs.
Output1
Output2
Output3
Output4
Ground
4
5
V mA
Opening/closing the lid
1)Openthelidbypressingthecenterfromtheboomofthelidasin
thegure.
2)Closethelidbyinserngthetopofthelidintothegroovesrstand
pushingtheboomedgeasinthegure.

Copyright HK Instruments 2021 www.hkinstruments. Installaon version 1.0 2021
Figure 2a - Roung the cables
Figure 2b - Wiring diagram: Power input & signal output
Figure 1a - Surface mounng
Figure 1b - Mounng orientaon
YES NO NO
1)Routethecablesthroughtheopeninginthebackplateorfor
surfacewiringselectaknockoutontheboomofthewallplate,
asshowninFigure2a.
2)ConnectthewiresasshowninFigure2band2c.
CAUTION!
•ForCEcompliance,aproperlygroundedshieldingcableis
required.
•Usecopperwireonly.Insulateorwirenutallunusedleads.
•Careshouldbeusedtoavoidelectrostacdischargetothedevice.
•Thisunithasconguraonjumpers.Youmayneedtorecongure
thisdeviceforyourapplicaon.
STEP 2: WIRING DIAGRAMSSTEP 1: MOUNTING THE DEVICE
1)Selectamounnglocaononthewallat1.2–1.8m(4–6)above
theoorandatleast50cm(20in)fromtheadjacentwall.Do
notblockdeviceairventsfromanydireconandleaveatleast
20cm(8in)gaptootherdevices.Locatetheunitinanareawith
goodvenlaonandanaveragetemperature,whereitwillbe
responsivetochangestotheroomcondions.TheSiroshouldbe
mountedonaatsurface.
DonotlocatetheSirowhereitcanbeaectedby:
•Directsunlight
•Drasordeadareasbehinddoors
•Radiantheatfromappliances
•Concealedpipesorchimneys
•Outsidewallsorunheated/uncooledareas
2)Usethedeviceasatemplateandmarkthescrewholes.
3)Mountthewallplatewithscrews.
CAUTION!Incorrectinstallaonmaycauseashiinmeasurements.
Figure 1c - Mounng locaon
120 cm (4 ft)
180 cm (6 ft)
≥
50 cm (20 in)
≥ 20 cm (8 in)
≥ 20 cm (8 in)
NOTE!Whenusinglongconneconwiresitmaybenecessarytousea
separateGNDwireforvoltageoutputcurrenttopreventmeasurement
distoron.TheneedforanextraGNDwiredependsonthecrosssec-
onandlengthoftheusedconneconwires.Iflongand/orsmallcross
seconwiresareused,supplycurrentandwireresistancemaygener-
ateavoltage drop in thecommon GNDwire resulng in adistorted
outputmeasurement.
WhenusingACpowersupply,makesurethatthegroundpotenalof
thesignalisthesameasthegroundpotenalofthesupplyvoltageto
avoidshortcircuitthroughtheaddionalGNDwire.
OUT1
OUT2
OUT3
OUT4
GND
A+
B–
24V
GND
GND
0-10V/2-10V/0-5V/4-20mA
0-10V/2-10V/0-5V/4-20mA
0-10V/2-10V/0-5V/4-20mA
0-10V/2-10V/0-5V/4-20mA
+

Copyright HK Instruments 2021 www.hkinstruments. Installaon version 1.0 2021
1)Conguraonoftheoutputmodes:
Selecttheoutputmode,current(4–20mA)(oponal)orvoltage(0–
10V) foreachoutput(1-4)byinstallingjumpersasshowninFigure4.
Onadisplayversionofthedevice,theoutputscalecanbechanged
viatheconguraonmenu.Anexternalconguraontoolisavail-
ablefordeviceswithoutuserinterface.
First,selecttheoutputmodebyjumper,thenselecttheoutputscale
(4–20mA(oponal)/0–10V/2–10V/0–5V)viatheconguraon
menu.Pleaseseetheusermanualformoredetails.
Thesellerisobligatedtoprovideawarrantyofveyearsforthedeliv-
eredgoodsregardingmaterialandmanufacturing.Thewarrantyperiod
isconsideredtostartonthedeliverydateoftheproduct.Ifadefect
inrawmaterialsoraproduconawisfound,thesellerisobligated,
whentheproductissenttothesellerwithoutdelayorbeforeexpira-
onofthewarranty,toamendthemistakeathis/herdiscreoneither
byrepairing the defecve product or by delivering free ofcharge to
thebuyeranewawlessproductandsendingittothebuyer.Delivery
costsfortherepairunderwarrantywillbepaidbythebuyerandthe
return costs by the seller. The warranty does not comprise damages
causedbyaccident,lightning,oodorothernaturalphenomenon,nor-
malwearandtear,improperorcarelesshandling,abnormaluse,over-
loading,improperstorage,incorrectcareorreconstrucon,orchanges
andinstallaonworknotdonebytheseller.Theseleconofmateri-
alsfordevicespronetocorrosionisthebuyer’sresponsibility,unless
otherwise is legally agreed upon. Should the manufacturer alter the
structureofthedevice,thesellerisnotobligatedtomakecomparable
changestodevicesalreadypurchased.Appealingforwarrantyrequires
thatthebuyerhascorrectlyfullledhis/herduesarisenfromthede-
liveryandstatedinthecontract.Thesellerwillgiveanewwarrantyfor
goodsthathavebeenreplacedorrepairedwithinthewarranty,how-
everonlytotheexpiraonoftheoriginalproduct’swarrantyme.The
warrantyincludestherepairofadefecvepartordevice,orifneeded,
anewpartordevice,butnotinstallaonorexchangecosts.Underno
circumstanceisthesellerliablefordamagescompensaonforindirect
damage.
Figure 4
STEP 4: Jumper settings
RECYCLING/DISPOSAL
The parts le over from installaon should be
recycled according to your local instrucons.
Decommissioned devices should be taken to a
recyclingsitethatspecializesinelectronicwaste.
WARRANTY POLICY
Figure 3 - Jumper installaon
A+
B–
24V
GND
GND
OUT1
OUT2
OUT3
OUT4
GND
OUT1 OUT2 OUT3 OUT4
3
1 2
OUT1 OUT2 OUT3 OUT4
V mA
2)OutputrangeseleconwithCO2-andPM-models:
 Installthejumper1(gure3)tochangeoutputrange.Thisfeature
isintendedtouseonlyondeviceswithoutdisplay.Onadisplay
versionofthedevice,theoutputrangecanbeselectedviathe
conguraonmenu.Pleaseseetheusermanualformoredetails.
Pin header Descripon
Open
Connected
Open
Connected
CO2 / PM output range selecon
400...2000ppm(CO2models)
0...2000ppm(CO2models)
0...500μg/m3(PMmodels)
0...50μg/m3(PMmodels)
1
3)Lockingthedisplay:
Installthejumper2(gure3)tolockthedisplaytopreventaccessto
theconguraonmenuaerinstallaoniscompleted.
Jumper settings continued
STEP 3: CONFIGURATION
ConguraonoftheSiroseriesdeviceconsistsof:
1)Conguringthejumpers(seestep4).
2)Conguraonmenuopons.
(Display(-D)orconguraontoolrequired.Seetheusermanual
forfurtherdetails.)
Figure 2c - Wiring diagram: Extra GND wire
WIRING DIAGRAMS CONTINUED
NOTE! When using mA output, do not use Vout scalings from the
menu.
Using2-10Voutputinsomeapplicaonsitiscricaltoknow
immidiatelyifthewireisbrokenorthedeviceisdamaged.Inthese
cases,a2-10voltageoutputisrecommended.
OUT1
OUT2
OUT3
OUT4
GND
A+
B–
24V
GND
GND
V
V
V
V
0-10V/2-10V/0-5V/4-20mA
0-10V/2-10V/0-5V/4-20mA
0-10V/2-10V/0-5V/4-20mA
0-10V/2-10V/0-5V/4-20mA
+