RRJ-LEL_手册说明书指南

BW TECHNOLOGIESASafety Information-Read FirstParts of the RRJUsers of the monitor sequis a full un domstan ding of the installationTable3 Parts of the R元JRRJ Transmitter with Sensoropemting.and mainenance instructions;oth orwise protectionprovided by the monitor may be impaid.Read and understand the4-20 mA Combustible Gas Monitorinstruction shest completely before operating orservicing.Install accoding to local olctical rog ulations and codes.Instruction SheetInstallation should be pertormed by qualified personneLDo not acthate the monitorattor thedate on the package.IntroductionMake sure the sensor screon is froe of dirt and debris.The Rig Rat Junior (RRJ)gas moribr the moritor wams ofhazardousMake sure the sensor screon is not coverod.g高atlevels a北0eahd00 yset dam se年0rtem00sa3MeDo not eop ose the monitor to dect ficalshock andlor continuous420 mA transmiter with.The montor is factory calbrated andtested.Do not exposethe sensorto high-pressure water sprayDo not install in atmos pheres co ntaining letones,alcohols,orndad R元JTansmittor with se6 or kit includes军RRJ0.100%LEL monitrCalibeate the systom before fimst-time use and then on a sgular⑤Calbration plugschedule,depending on use and senor exposureto poisons andcontamin an格.Transmter with sersorInstruction sheetIt is ecommended that a"bump test'be perto med before each2Plug-in connecor (not shown)Table 1.Order Numbersday's use to verify proper instrument opertion.Calib ate if thereadings are not within the specified limits.3Sensor fterModelDescrptionMax Operating LfeIt is ecommonded that the combustible sensor be chocked with aMounting fangesRRIRW1RRJ tramsmimer withLEL sensor2 yearsknown concentration of calibetion gas afer any kno wn exxpo sueo catalys1 contamin an格poisons修u fur co mpoun ds.ikonSensorLEDRRIRW1XRRJ Tamsmter withLEL sensor2 yearsrapors halog onated compo unds,etc-)and pigtal assemblyThe combustible sensor is tactory calb aatod to 50%LELTab b 2 Imternation al Symbolsins talla tionrange.calibrate the sensor using the ap propriategas.High off.MeaningRead the infomation in the following sections to propery instal he monitor.Symbolscale LEL or wv moth ane readings may indicate an4onn Sandarda byreconcentration.Monitor LocationThe fdlowing suggestions should be considered to assure detection of theATEXcompo unds.silco nes and chlofinated hydrocarbons.AlthoughContrms to Buropean ATEX Directivesanie vapors uch as leaded gasoline and halogenatedtargetgas.Seloct the most sutable loc ation tor each moritor.Internationd Elecrdechricd Commission Scheme forA/Cuents If there are tarss,wind,or other souroes ofair movemert,IECExCertncad0 nto Standands灯日ectfcal Equipment tormost cases,the sensorwill ocover after calibration.gases may tend to rise or cdlect in certain areas of a tacliy.The lcalAny rapid up-scaling reading followed by a dedining or ematicair currents shoud be assessed to aid in selecting the senor locadon.CEContrms to European Urion DirectivesAir comection can ofenbe more importan