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monoCoLor 1n

monoCoLor 2EX

design

monoCoLor 1n 19slide-inunit,6HUfornon-Exareas,IP20

monoCoLor 2Ex WallmountingcaseforExzone1,IP65,II2GEExde(ib)IIBT4

WhenusedinahazardousareathevalidEC-TypeExaminationCertificatePTB02ATEX2177Xhastobeobserved.

typical applications

Desulfurizationplants Naturalgaspuritymonitoring Sewagetreatmentgas Landfillgas Pulpandpaperindustry Ambientairmonitoring Cokeovengas Emissionmonitoring

measuring Principle

TheH2SgasanalyzerMONOCOLORoperatessemi-continuouslybythecolorimetricmeasurementprinciple.H2Sismeasuredwithadryreac-tiononatestpaperstripwhichissaturatedwithachemicallyselectivecolorindicator(leadacetateorsilvernitrate)Theintensityofthetestpa-perstripisproportionaltothemeanconcentrationandtotheflowrateandwillbedeterminedbycomparisonbe-tweengasedornotgasedtestpaperstrip.

Thismeasuringprincipleisveryselec-tive,evenincaseofdifferentsulfurcompoundsinthesamplegasandallowsthemeasurementofsmallestH2Sconcentrations

monoCoLor 1n and 2ExHydrogen Sulfide Gas analyzer

H2Sgasanalysiswiththecolorimetricmeasuringprinciple

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SICKMAIHAKGmbH|GermanyNimburgerStr.11|79276Reute|www.sick.comPhone+497641469-0|Fax+497641469-1149|info.pa@sick.de

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technical data monoCoLor 1n monoCoLor 2Ex

measuring parameters

Measuringprinciple colorimetric(discolorationoftestpaper)Measuringcomponent H2S(hydrogensulfide)Availablemeasuringranges aspercustomerspecification,

from0to0.8ppm(approx.0...1.25mg/m3)to0...1.6vol%(approx.0...25g/m3)

MeasuringrangeswitchingpossibleMeasuringrangeshigherthan160ppm

(approx.250mg/m3)arerealisedbyusinganintegratedproportioningdevice

aspercustomerspecification,from0to0.8ppm(approx.0...1.25mg/m3)to0...1.6vol%(approx.0...25g/m3)

Measuringrangeshigherthan160ppm(approx.250mg/m3)arerealisedbyusinganintegratedproportioningdevice

Reproducibility 3%ofmeasuringrangeendvalue(for50%ofmeasuringspan)Responsetime,T90 9min.(formeasuringrangeshigherthan0...6.4ppm)

Sample gas conditions

Samplegastemperature +5...+40C(+40...+104F)Samplegaspressure 60...120hPa(0.9...1.7psi)Samplegasflow 15...60l/h(4...16gal/hr)Purgegasflow >60l/h(>16gal/hr),(H2S-freeair)

ambient conditions

Ambienttemperature +5...+40C(+40...+105F)Ambienthumidity 20...80%relativehumidity

approvals

Protectionclass IP20 IP65Exapprovals II2GEExde(ib)IIBT4

PTB02ATEX2177X

Electricalsafety CE

outputs

Analogoutput 0,2,4,...20mA,load500Wgalvanicallyisolatedonlywithlinearisation

4...20mA,load