tes-52中國(guó)臺(tái)灣泰仕tes-52噪音儀/聲級(jí)計(jì)/中國(guó)臺(tái)灣泰仕/tes-52


詳情:www.059217.com
產(chǎn)品簡(jiǎn)介：

特點(diǎn):
◆ 測(cè)量范圍:25～130db
◆ 分辨率:0.1db
◆ a&c加權(quán)
◆ fast/slow動(dòng)態(tài)特性
◆ 60 db動(dòng)態(tài)范圍
技術(shù)參數(shù)：

applicable stangdards iec pub 60651 type2, ansi s1.4 type 2
digital display 4digital lcd, 0.1db resolution,up-dated every 0.5s
measurement level 25～130db
measurement frequency range 31.5hz to 8 khz
frequency weighting a and c
time weight fast and slow
microphone 1/2 inch electret condenser microphone
measurement level range 5 ranges in 10-db step:25～80db 30～90db 40～100db 50～100db 60～120db 70～130db
quasi-analong bar indicator 1-db steps,60db display range ,up-dated every0.125s
display warning function
overrange indicator
underrange indicator ov displayed at the upper limit
un displayed at the lower limit
manual data memory capacity 99 sets
analong ac/dc output 2vrms (at full scale), 10mvdc/db
power supply one 9v battery (006p to iec6f22) ac adapter
battery life about 50 hours
weight approx.310g