使用操作说明书手册-ARH4-web

RELATIVEIntroductionFeatures:Operating instructionsHUMIDITY HEADThe Fieldpiece model ARH4 measures both1.Measures Temp and RH%1.Remove cap covering sensor at the top.elaive humidty and ambient ar temperature.2.Caloulates wet bub and dew point2.Connect to COM and Volts jacks.To use withModelARH4The ARH4 aso caloulles dew point and wet bubemperaturesamy Fieldpiece "stck"meter,slide the headamps山e多over the meter.For most other melers,use theThe head converts RH%,ambient emperature.Fid中iece ADLS2 est leads orAHDL1ad由perdew pont temperatur色，and wet bub temperatureDew point and wet bulbhandle.的aol的e at a rae of1RH%ar degree的The "dew ponf is the temperature at which water3.Select parameter on accessory head.Oa4可1mVDC.Set the meler的mDC的deplay RH%gioac0nde们s和ig的g or dew.Wet bulb is the4.Select mVDC range on meter and read param.00temperature drrecty.emperature measured afer codling by evapora Soneter drectly on meter.The ARH4 snaps dinectly onto the Fiedpieceof water.If you know temperature and relasiveHS serfes DMM.For other melers,use Fieldpiecehumidity.dew pont and wet bub temperatures canADLS2test leads or AHDL1 hande adaper.be calbulaed.To get an accurale reading.allow enough timeThe ARH4 measures rel ve humidity andfor the sensors to come to equilbrfum The biggerambient temperature.The ARH4 caloulates wet bulbteag色，e longer the ime the ARH4 may needand dew point emperatures.The chart on the back的cre的ambient condsons.Uu8 ly not moreof the acces0 ry head can be处d to estim触wthan a couple minutes for even aige changes.bulb temperature if you know RH%and ambientemperature (dry bub).Auto offThe ao0法0yea别山ns off au03c重ya恕appraxmately 10 minutes to lengthen battery life.Todisable"A的alf"funcson,remove自ber cover onfront and side swilch的fgttFieldpieceOPERATOR'S MANUALSpecifications:TemperatureWarrantyServiceLow batlery indicaSon:Red LED is lit when theSens0 ermister temperat山e地r0The ARH4 is warranted to the odginal purchaserCall Fielpiece Instruments for one-pricevolage drops below the operating vel.Rage4℉10140℉(20°C如60°Cagainst defects in malerial or workmansho for afg■ar图nty service pricing.Send check orOutput impedance:5001 appraxResdluSon:0.1'C/0.1'Fperod ofone (1)year from the date of purchase.money order for the amount quoted.Send the0 perafing envi0rmet329℉b120P℉0℃b50Accuracy:During the warranty period,Fieldpiece Instrumentseter freight prepaid的FTel中ece Instruments】C)at<95%RH1"F32"F粉113'Fwil,at its opSon,replace or repair the de fective unit.Send proofofdate and locafon of purchase forSara的e temperature:.4℉的140P℉(20P℃如2"℉4℉的32℉，This warranty does not apply to defects resusingin-warranty service.The meter wil be repaired or60C)<80%RH with battery removed113℉的140℉from abuse,neglect,aocident,unauthoried repar,eplaced,at the opfion of Fieldpiece,and returnedAccura6f9 ated acour3yM73年±10P℉aerason,or uneasonable use of the instrument.via least cost transportation.2345C).95%RH0.5℃0℃045℃Any implied warranty arising out of the sale ofBattery:9V±1"C20℃100℃Fieldpi