c3400pr聲級測試

1、非控制性文本，祇作參考用途CPICOPRATE題目聲級測試(SOUNDPRESSURELEVELS)PRODUCTINTEGRITY編號00063400版本號PR日期010196QUALITYSAFETYEDMNO.0006001作者E.Isaacs修改OPERATINGPROCEDURE翻譯F.Liang校核批準(zhǔn)QSOP00063400PR第1頁，共10頁1.1.SCOPESCOPE適用範(fàn)圍適用範(fàn)圍1.1.1.1.ProductsPr

2、oductsComponentsComponentsCoveredCovered所包括的產(chǎn)品和部件所包括的產(chǎn)品和部件Allproductsintendedtoproduceameasurablesoundpressurelevel.(Includingtoyrattles).所有會產(chǎn)生可測量聲級的產(chǎn)品(包括rattle玩具).1.2.1.2.ExemptionsExemptions例外情況例外情況?1.2.1.Toysintowhich

3、achildmustblowairtoobtainsoundse.g.whistlesothermusicalwindinstruments.必須通過孩童吹氣才能發(fā)聲的玩具例如口哨和其它吹風(fēng)樂器.1.2.2.Toypercussioninstrumentse.g.atoydrum.敲擊樂器如玩具鼓.1.2.3.Toyswithvolumecontrol(withtheexceptionoflimiterssuchashiloswitch

4、es)e.g.radiostapeplayersetc.有音量控制的玩具(限制器除外如高低音開關(guān))例如收音機(jī)磁帶錄放機(jī).2.2.PERFMANCEPERFMANCEREQUIREMENTSREQUIREMENTS性能要求性能要求2.1.TableTable1showstheacceptableaveragemaximumsoundpressurelevelsinagecategiesfdifferentnoisetypes(exclud

5、ingcaps).表1列出了包括不同年齡層次對于不同噪音種類的可接受的平均最大聲級(火帽除外).AgeAgeCategyCategy年齡分類年齡分類TypeTypeofofNoeisNoeis噪音種類噪音種類Avg.Avg.Max.Max.SPLSPL[dB(A)][dB(A)]平均最大聲級平均最大聲級Under18monthsContinuous連續(xù)式聲音7518個月以下Impulse脈衝式聲音1001836months.Contin

6、uous連續(xù)式聲音851836個月Impulse脈衝式聲音1000ver36months.Continuous連續(xù)式聲音10036個月以上Impulse脈衝式聲音100非控制性文本，祇作參考用途CPICOPRATEPRODUCTINTEGRITYQSOP00063400PR第3頁，共10頁0.50.5s.s.less(e.g.anmalloungeroom)withnohardsurfaces(i.e.wallsceilingsflos

7、otherlargeobstructions)within3939in.in.(1(1m)m)oftheunitundertestmaybeused.最好使用無回音室但是回音時間等于或小于0.5s0.5s的環(huán)境也可且待試樣本的周圍3939in.in.(1(1m)m)內(nèi)無硬面(如牆壁天花板地板或其它更大的阻擋物).NOTENOTE:FFthetheenvironmentenvironmentdescribeddescribedabovea

8、bovethethelevellevelofofbackgroundbackgroundnoisenoisemustmustbebeatatleastleast1010dBdBlowerlowerthanthanthethelevellevelofofnoisenoiseemittedemittedfromfromthetheproduct.product.注意:以上所述的環(huán)境中環(huán)境的背景聲級必須比被測試的產(chǎn)品發(fā)出的聲級至少低1010d

9、B.dB.3.3.3.3.ProcedureProcedure程序程序TableTable2showstheacceptablemetercontrolsettingstobeusedwhenmeasuringsoundpressurelevelsfthefollowingtypesofnoisescaps.表2列出了對以下不同噪音及火帽進(jìn)行測量聲級時的儀表控制設(shè)定.NoiseNoiseProductProducttypetype噪音產(chǎn)

10、品類型DetectDetect探測儀DisplayDisplay顯視FrequencyFrequencyWeightingWeighting頻率選擇頻率選擇TimeTimeWeightingWeighting時間選擇時間選擇Continuous連續(xù)式聲音RMSLeqAFast快Impulse脈衝式聲音RMSMax最大值A(chǔ)Impulse脈衝式聲音Caps火帽Peak?峰值Max最大值Linear線性Impulse脈衝式聲音TABLETAB