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Download - West Shore Controls

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Chapter 2. System Configuration(3) 1:1 communication between HMI andGM7U via RS-485 built-in portRS-485GM7U Series2) 1:N communication systemThis method can connect a computer to multiple main units up to a maximum of 32 stations.(1) Via RS-422 Cnet I/F moduleMax. of 32 stations can be addedRS-232C ⇔ RS-422 ConverterG7L-CUECG7L-CUEC(2) Via RS-485 Cnet I/F moduleGLOFA-GM7UGLOFA-GM7UGLOFA-GM7URS-232C ⇔ RS-485ConverterBuilt-in RS-485 Built-in RS-485 Built-in RS-485* For details, refer to the section chapter 8. ‘Communication Function’.2-3

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