HK Instruments CMT Series User manual

INSTALLATION

INSTRUCTIONS

CARBON MONOXIDE TRANSMITTERS

CMT 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.

SPECIFICATIONS

Thank you for choosing an HK Instruments CMT series carbon

monoxide transmier. CMT is an easy-to-use, reliable transmier

fordetecngCOgas.Itiscommonlyusedtocontrolvenlaonin

areas where high concentraons of CO may cause serious health

problems.

CMTdevicesarecommonlyusedinplaceswhereairincludesCOgas

emissions,suchas:

•Commercialparkinggarages

•Apartmentgarages

•Tunnelsandterminals

•Carandbusmaintenancegarages

•Warehousesandfactories

•Carservicecenters

SPECIFICATIONS

Performance

Measurement range:

0...300ppmCO

Linearity:

≤2%on300ppmCO

Cross sensivity:

≤2%on300ppmCO

Reproducibility:

≤3ppm

Technical Specicaons

Response me:

<60 s

Gas entry:

bydiusion

Measuring element:

Electro-chemical

Environment:

Operangtemperature:-10...40°C

Humidity:15to95%rH

Physical

Case:

Dimensions:90x95x36mm

Weight:87g

Materials:

Case:ABS

Lid:PC

Protecon standard:

IP54

Electrical connecons:

2-polescrewterminal,max1.5mm2

Cable entry:

M16

Electrical

Supply voltage:

14...28VDC

Output signal:

4...20mA,maximumload300Ω

Conformance

Safetyforsensor:

TÜV-approvalaccordingtoVDI2053

R.F.IaccordingtoEN50081-1resp.EN50082-2B

MeetstherequirementsforCEmarking:

EMCDirecve:2014/30/EU

RoHSDirecve:2011/96/EU

WEEEDirecve:2012/19/EU

INTRODUCTION WARNING

APPLICATIONS

COMPANY WITH

MANAGEMENT SYSTEM

CERTIFIED BY DNV GL

= ISO 9001 = ISO 14001 =

RoHS 2

2011/65/EU

Therecommendedtransmiercalibraonintervalisoneyear.

DIMENSIONAL DRAWINGS STEP 2: WIRING DIAGRAMS

Figure 1a - Surface mounng

STEP 1: MOUNTING THE DEVICE

1)Mountthedeviceinthedesiredlocaon(seestep1).

Recommendedmounngheightis1.5…1.8mabovetheoor.

2)Openthelidandroutethecablethroughthestrainreliefand

connectthewirestotheterminalblock(s)(seestep2).

3)Thedeviceisnowreadytobeused.

WARNING!Applypoweronlyaerthedeviceisproperlywired.

1)Selectthemounnglocaon.Recommendedmounng

heightis1.5…1.8mabovetheoor.Recommended

mounngheightis1.5…1.8mabovetheoor.

2)Usethedeviceasatemplateandmarkthescrewholes.

3)Mountwithappropriatescrews.

Figure 1b - Mounng orientaon

71.5

O 4.3

YES NO NO

INSTALLATION

ForCEcompliance,aproperlygroundedshieldingcableisrequired.

1)Unscrewthestrainreliefandroutethecable(s).

2)Connectthewiresasshowningure2.

3)Tightenthestrainrelief.

Figure 2 - Wiring diagram

A4–20 mA

4–20 mA

+Power supply

14...28 VDC

WARRANTY POLICY

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, normal wear

andtear,improperorcarelesshandling,abnormaluse,overloading,im-

properstorage,incorrectcareorreconstrucon,orchangesandinstal-

laonworknotdonebythesellerorhis/herauthorizedrepresentave.

Theseleconofmaterialsfordevicespronetocorrosionisthebuyer’s

responsibility,unlessotherwiseislegallyagreedupon.Shouldtheman-

ufacturer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deliveryandstatedinthecontract.Thesellerwillgive

anewwarrantyforgoodsthathavebeenreplacedorrepairedwithin

thewarranty,however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ex-

change costs. Under no circumstance is the seller liable for damages

compensaonforindirectdamage.

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.

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