# \[留檔]瞬時流量及誤差

### 瞬時流量及誤差

本流量計的最大可能誤差為 0.5 % F.S. + 2.5 % O.R.，換算為在不同流速下最大可能誤差與顯示數據的關係如下圖：

![](/files/J9WCMvId4YZc0McTvCQa)

Image options

### 流速

本畫面顯示的流速數據基於流量計內設定的管路幾何及流體聲速數據。

### 累積流量

累積流量畫面在被人為歸零前會持續計數。

累積流量的上限是 999,999,999 Litre 。

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