該流量計(jì)是質(zhì)量流量計(jì),工作時(shí)間長(zhǎng)了儀表零點(diǎn)漂移,在工藝停泵時(shí)去現(xiàn)場(chǎng)打開(kāi)儀表,進(jìn)行一次清零即可.