第三级—单机就地控制,由现场电气控制系统实现。采用ABB公司的AC31系列产品组成分布I/O,采集现场参数,执行上一级PLC主站的控制命令。
监控组态设计及与PLC主站的通讯1746-P4电源单元
由于污水处理控制对象多且分散,生产工艺流程复杂,如果采用集中控制方式,则需要使用大量导线,在长距离传输过程中非常容易受到干扰,所以本系统采用分布式集散控制系统,将管理与控制分离。计算机选用HP工业PC机,预装北京昆仑通态公司的MCGS 5.5通用版
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ABPLC1756-IB16
ABPLC1756-IB16DPLC
ABPLC1756-IB16IPLC
ABPLC1756-IB32PLC
ABPLC1756-IC16PLC
ABPLC1756-IH16IPLC
ABPLC1756-IM16IPLC
ABPLC1756-IN16PLC
ABPLC1756-IV16PLC
ABPLC1756-OB16DPLC
ABPLC1756-OB16EPLC
ABPLC1756-OB16IPLC
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ABPLC1756-OB8EIPLC
ABPLC1756-OC8PLC
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ABPLC1756-OW16IPLC
ABPLC1756-OX8IPLC
ABPLC1756-IF16PLC
ABPLC1756-IF6IPLC
ABPLC1756-IF8
ABPLC1756-IR6IPLC
ABPLC1756-IT6IPLC
ABPLC1756-OF4
ABPLC1756-OF6CIPLCPLC
ABPLC1756-OF6VIPLC
ABPLC1756-OF8
ABPLC1756-HSCPLC
ABPLC1756-CNBPLC
ABPLC1756-CNBR
ABPLC1756-ENBT1746-P4电源单元
ABPLC1756-DHRIOPLC