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類型分類:
科普知識(shí)
數(shù)據(jù)分類:
機(jī)柜系統(tǒng)

如果安全門(mén)具有雙通道鎖定,包含現(xiàn)場(chǎng)評(píng)估,是否需要在控制柜內(nèi)進(jìn)行另一次現(xiàn)場(chǎng)評(píng)估?

發(fā)布日期:2022-04-26 點(diǎn)擊率:95

在受保護(hù)的電氣安裝區(qū)域內(nèi)未布線的雙通道線路必須根據(jù)所需的性能等級(jí)(PL)進(jìn)行監(jiān)控。這可以通過(guò)更高級(jí)的測(cè)試脈沖或+/-開(kāi)關(guān)電路來(lái)實(shí)現(xiàn),這取決于使用的安全繼電器。

還可以監(jiān)測(cè)雙通道路線的可行性。

 

下一篇: PLC、DCS、FCS三大控

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