使用操作说明书手册-SDMN5-v15

Dual Port DifferentialDescriptionOperationto ambient be fore each reading.ManometerThe SDMN5 is a portable standalone dual por1.Zero SDMN5 by pressing the ZERO just be foreChecking Gas Pressure on a Regulatormanometer.The SDMN5 is capable of taking gastaking the pressure readings,while at ambient1.Sorew the beass ftting into the pressure portonModel:SDMN5pressure as well as stafic pressure.The SDMN5pressure.This will zero both P1 and P2.Forthe regulator.comes in a rugged rubber boot.The SDMN5 aisomeasurements less than 2inWC.take reading2.Putunit nlo operation e.turn on the fumacehas a zero adjust and a hold bution to hod the cur.wiin1minu糖er zeroing为rbest accura的yand have fumnace ignite,as if running itin nocrenty displayed reading.The auto-power-off funo2.Connect a single hose to get the gauge pres.mal operation.)tion conserves battery life,but can be disabled ifsree白fe如he ambient or ZER0prJe3.This will give you the pressure coming out of thedesired.3.Connect both hoses if you3rm的s绝ere白feegJ白的tThe SDMN5 wil allow you to take gas pressurepressure,P1 minus P2.4.If you suspect high or low inlet pressure into theup o 60 (152cm)ofWC.The SDMN5 will take dif4.By pressing the P1 P2 buton you can changeegJ白的the manom触r can hook ir1 o the inletferenfal pressure readngs and display the difer.between displaying P1 or P2.P1.P2 is conport in the same manner it can connect into theence between P1 and P2 at all times in the lowerstanty dsphyed in the bwer right of the LCD.oufet port.If you have a duabport manometer,right comer of the LCD.The SDMN5 aso has four5.Pressing the unt bu鼎on makes it possible如you can check both the inlet and the outletdifferent measurement scales incuding nches ofswitch between the four measurement scales ofsimutaneously and see the pressure dropwater cdlumn,millimeters of water cdlumn,mBarinches of water column nWC)milimeters ofacross the regula灯and PSI.Static pressure is possible with the reso.water odlumn (mmWC),mBar,and PSI.The5.Seem3 nufacturer作specfica fion为rtanget inletlufion to 0.01"of WC (0.1mmWC)Special purposescale being viewed is displayed on the right sideand outlet pressure的a given regua灯rar抽c pressure instrume他are on the market witof the LCD.iec8afc的mb时on equipment.better accuracy and temperature compensafion but6.To disable the auto-power-off hod the HOLDBattery Check Functionthey typically cost many imes more than theb如n while tuming the unit on.If the au的-Press and hold the UNIT bution to display thepSDMN5.powenoffis enabled (meter wil turn off automatpe cen由ge ofuss出e battery remainng.Tsically)an APO will appear on the dsplay.Iffuncfion can be used any fme the meter on.Auto-powenoff is disa出ed(megw通not tumn ofField Calibrationon its own )then no designation wil appear onPressure:the LCD.By pressing the ZERO button,both the P1 andFieldplece7.If you are in an environment where the tempera.P2 are zeroed to the pressure they are beingture is noficeably changing whle you are takingeposed to.For this reason the calibrafio