中國(guó)臺(tái)灣群特CENTER-320聲級(jí)計(jì): 中國(guó)臺(tái)灣群特CENTER-320聲級(jí)計(jì)是為一設(shè)計(jì)用來(lái)做噪音工程,品質(zhì)控制,健康防治及各種環(huán)境音測(cè)量,如工廠、學(xué)校、辦公室、交通道路、家庭、音響等各種場(chǎng)合之噪音測(cè)量應(yīng)用。 紫外照度計(jì):TN-340,ST510,ST512,ST513,TN2340,YK-34UV,BK-8732,UVAB513,UV-365HA,UV-340A,UVA-365,UVC-254,YK-35UV,UV-365,照度計(jì):DE-350,VA-8050,AK-820,* 3640-20,* 3423,MS6610,* 5202,* 5201,F941,MS6610,BK-8332,BK-8630,BK8731,BK-8331,LX-101A,LX-102,LX-107,DT1308,DT1309,DT8809,DT8809A,VICTOR 1010,LX101,TES-1330A,* 3640-20,AR-813,AR-823,DT-8808,TES-1332,TES-1334,TES-1336,LX-9621,LX-9626,原子吸收分光光度計(jì):LAB800,LAB700,LAB600M,LAB600H,LAB600,LAB500,LAB400,LAB300,LAB200,LAB100,HG--9602A,HG—9602,HG--9602B,HG—9601,數(shù)字照度計(jì):DE-3351,DE-3350,LX-1102,LX-105,LX-103 ,UT-381,UT-382,TES-1335,TES-1339,TN-1330,YF-1065,YF-170,CENTER-337, 風(fēng)速計(jì) SUMMIT-555,SUMMIT-556,SUMMIT-565,SUMMIT-575,SUMMIT-350,KANOMAX-6162,KANOMAX-6004,KANOMAX 6631-P, KANOMAX- 6113,,KA41L, KA41I, KA32L, KA32I, KA321, KA32L, KA41I , KA41L, KA22,KA31,KA12,KA1I, TM-856,TM-826,TM816 ,YK-2005LX,YK-2005AH,YK-80AP,YK-80AM ,LM-81AM,LM-8000, TN-2424,TN-2426,TN-2481,TN-2204,TN-2480,TN-2423,TN-2381,TN-2400,AM-4200,AM-4206M ,AM-4204,AM-4206 ,AM-4203HA,AM-4203M ,AM-4203,AM-4201,AM-4202,AM-4216, AM-4213,AM-4204HA , AM-4205A, AM-4214HA, AM-4220,DT618,DT619,DT620,DT-8893,DT-8880,,DT-8894, TM-209,TM-404,TM-403,TM-401, SYT-2000V , UT-361, UT-362, TESTO 410-1,TESTO 410-2 ,TESTO 405-V1,F925,AVM-07,AVM-303,AVM-03,AVM-05,AVM01,AVM-301,VA8021 ,VA8022,VA8020,BK8360,BK8361,AZ8901,AZ8904,AZ8906,AZ8909,AZ8910,AZ9871 ,AR-816 ,AR-826,AR-836,AR-846,AM-4822,AM-4836,AM-4838,AM-4812,AM-4826,AM-4832 ,AK-02,AK03,TM-209,TM-404,TM-403,TM-401, 聲級(jí)計(jì) YF-20,HS5670XB,HS5633B,HS5633,HS5660A,HS5660B,HS5660C,HS5670B,HS5618A,HS-5618ACEL-240/K1,CEL-244/K1,CEL-240,CEL-231,CEL-254,CEL-244,ND-9A,ND-9B,SL-5616,SL-5626,SL-5856,SL-5866,SL-5858,SL-5868,SL-5800,SL-5618 ,VA8080,AK-840,TES-1350,TES-1354,KANOMAX 4430,噪音計(jì): * 3144-20, CEL-320,CEL-350,CEL-360,KEW5800,F(xiàn)945,BK8650,CENTER320,CENTER322,CENTER325,CENTER-328,CENTER329,CENTER-390,CENTER321,AZ8918,AZ8921,AZ8922,AZ-8925,AZ8926,AZ8928,SL-4001N,SL-4013 , SL-4022,SL4030,UT-351,UT-352,DT805,DT85A,DT8850,DT8851,DT8852,DT815 ,TES-1350,TES-1350A, TES-1350R,TES-1352,TES-1353,TES-1355,TES-1351,TES-1354,TES-1357, TES-52,TES-1359,AR-814,AR-824,AR-834,TM824,TM814,TM-102,TM-103,ST-106,ST-107,ST-105,TN-4101, CENTER-320聲級(jí)計(jì)技術(shù)參數(shù): 準(zhǔn)確度 | 1.5dB(在參考音壓位準(zhǔn),94dB@1KHz) | 頻率響應(yīng) | 31.5HZ~8KHZ | 動(dòng)態(tài)范圍 | 50dB | 測(cè)量范圍 | LO:30dB~80dB Med:50dB~100dB Hi:80dB~130dB | 頻率加權(quán)特性 | A和C | 時(shí)間加權(quán)特性 | 快速(FAST)125毫秒,慢速(SLOW)1秒 | 麥克風(fēng) | 1/2英寸極化電容式麥克風(fēng) | 顯示 | 4位數(shù),解析度0.1dB,數(shù)值 | 更新 | 2次/秒 | zui大讀數(shù)鎖定 | MAX HOLD | zui小讀數(shù)鎖定 | MIN HOLD | 過(guò)載指示 | "OVER"、"UNDER"符號(hào)表示 | 電源 | 單一9V電池,006P或NEDA1604或IEC6F22 | 電池壽命 | 約50小時(shí)(堿性電池) | 操作溫濕度 | 0℃~40℃,10%RH~75%RH | 外形尺寸 | 275×64×30mm | 類比信號(hào)輸出 | AC/DC信號(hào)分別由耳機(jī)插座輸出 | AC=1Vrms(每范圍檔),輸出阻抗約10Ω | DC=10Mv/dB,輸出阻抗約100Ω | 重量 | 約275克(包含電池) | |