testo 470, 轉速儀,是光學式和機械式轉速測量的理想組合。只需裝上一測量頭或表面轉速盤,即從光學式測量轉變成機械式測量。

·簡便的單手操作
·測量轉速,速度和長度
·“低電量”警報

  技術指標    
探頭類型          光學式                                                                       機械式    
量程                 +1～+99999rpm                                                      +1～+19.999rpm    
精度                 ±1數位 ±0.02% of mv (+1～+99999rpm)       ±0.02% of mv (+1～+19.999rpm)    
分辨率              0.01rpm(+1～+99.9rpm)                                        /    
                         0.1rpm(+100～+999.9rpm)
                         1rpm(+1000～+99999rpm) 
操作溫度          0～+50℃    
存貯溫度          -20～+70℃    
電池類型         2AA 電池    
尺寸                175x60x28 mm