AB羅克韋爾1747-L553 AB羅克韋爾1747-L553AB羅克韋爾1747-L553傳統(tǒng)的繼電器控制系統(tǒng)中使用了大量的中間繼電器、時(shí)間繼電器。由于觸點(diǎn)接觸不良,容易出現(xiàn)故障。PLC用軟件代替大量的中間繼電器和時(shí)間繼電器,僅剩下與輸入和輸出有關(guān)的少量硬件元件,接線可減少到繼電器控制系統(tǒng)的十分之一到百分之一,因觸點(diǎn)接觸不良造成的故障大為減少。
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PLC模塊 系列現(xiàn)貨
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3HAC10736-4
3HAC10736-5
3HAC10736-6
3HAC10736-7
3HAC10736-8
3HAC10736-9
3HAC10740-1
3HAC10746-6
3HAC10746-7
3HAC10748-1
3HAC10752-1
3HAC10774-1
3HAC1078-1
3HAC10781-1
3HAC10784-1
3HAC1079-1
3HAC10793-1
3HAC10794-1
3HAC10795-1
3HAC10814-1
3HAC10828-15
3HAC10828-16
3HAC10830-1
3HAC10834-1
3HAC10846-1
3HAC10858-1
3HAC10858-2
3HAC1087-1
3HAC10905-1
3HAC1092-1
3HAC10939-8
3HAC10978-1
3HAC10989-3
3HAC10991-1
3HAC10991-3
3HAC10996-1
3HAC10999-1
3HAC10999-2
3HAC10999-3
3HAC11001-1
3HAC11007-1
3HAC11007-4
3HAC1103-1
3HAC11035-1
3HAC11058-1
3HAC11060-1
3HAC11065-1
3HAC11068-1
3HAC11069-1
3HAC11076-1
3HAC11076-2
3HAC11076-5
3HAC11077-1
3HAC11098-6
3HAC11098-7
3HAC1110-1
3HAC11173-3
3HAC11198-1
3HAC11202-1
3HAC11262-1
3HAC11264-5
3HAC11266-1
3HAC11266-4
3HAC11274-1
3HAC11282-1
3HAC11282-2
3HAC11283-1
3HAC11283-2
3HAC11296-1
3HAC11297-1
3HAC11298-1
3HAC11305-1
3HAC11308-1
3HAC11311-1
3HAC11311-5
3HAC11314-1
3HAC11315-1
3HAC11331-1
3HAC11331-2
3HAC11350-1
3HAC11361-11
3HAC11361-13
3HAC11361-17