德國德圖testo 815 數(shù)字聲級計(jì)

訂貨號:0563 8155testo 815 聲級計(jì)，套裝，精度等級2 L，包括儀器箱，麥克風(fēng)，防風(fēng)帽和電池testo 815噪音計(jì)用于暖通空調(diào)系統(tǒng)、舞廳、機(jī)器、燃燒器等的噪音測量，是日常應(yīng)用的理想之選。

testo 815 聲級計(jì)、噪音計(jì)的優(yōu)點(diǎn)：

• 精度等級2L，符合IEC 60651標(biāo)準(zhǔn)
• 調(diào)試方便（附帶調(diào)試用的螺絲起子）
• 根據(jù)A類和C類來頻率計(jì)權(quán)  
• 存儲zui大值和zui小值
• 精度高 （2級）
• 可調(diào)節(jié)時間加權(quán)，快速/慢速
• 顯示頻率計(jì)權(quán)、當(dāng)前讀數(shù)、時間加權(quán)和區(qū)域量程

testo 815 聲級計(jì)噪音計(jì)的技術(shù)數(shù)據(jù) - testo 815

testo 815 聲級計(jì)、噪音計(jì)的傳感器類型

testo 815 聲級計(jì)、噪音計(jì)的附件一覽 - testo 815 

testo 815 聲級計(jì)、噪音計(jì)的英文介紹：

testo 815 Class 3 Sound Level Meter
testo 816 Class 2 Sound Level Meter
The Testo 815 and Testo 816 are portable instruments for accurate sound level measurement. 
The Testo 816 is the same as the 815 except it has a greater accuracy.

The low-cost measuring instrument for...

• Monitoring environmental noise levels

• Air conditioning and ventilation plant 
  noise levels

• Complying with the Health and 
  Safety at Work Act.

• Factory machine noise levels

• Office noises, photocopiers, printers

The Testo 815 Testo816 provides an accurate and low cost measurement of sound.
Features include:

• attachable microphone to avoid measuring errors

• digital suppression of noise enables accurate measurements at low sound levels

• calibration via keyboard