武漢 TB840A PLC模塊

是一種ABB公司的模塊總線模式，用于連接和通信模塊總線網(wǎng)絡。它是一種光纖接口模塊，可以將模塊總線網(wǎng)絡連接到主控制器或其他網(wǎng)絡節(jié)點。TB840A支持標準的模塊總線通信協(xié)議，可以通過它來實現(xiàn)對網(wǎng)絡節(jié)點的監(jiān)測和控制。此外，TB840A還可以與其他模塊總線模式進行通信，從而實現(xiàn)更廣泛的通信和控制功能。

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