Seeed Studio reTerminal DM Dual DB9 extension dual RS232 422 485 DB9 interface

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The reTerminal DM Dual DB9 Extension expands the connectivity of reTerminal DM by adding two extended DB9 connectors. Through the CM4 USB interface, it provides a dual RS232/422/48 5 DB9 interface , enabling reliable industrial communication and versatile IoT applications. Features Dual DB9 Extension Boards: Provide extended RS232/422/485 DB9 interfaces for reTerminal DM. Designed for reTerminal DM: Perfectly matches reTerminal DM interfaces, enhancing overall functionality. What is D-sub? The D-sub line is a universal connection type widely used in data transmission , video display , audio transmission , and control signal communication between computers and external devices. Known for its simple and reliable connection , it is suitable for a wide range of industrial and commercial applications. Applications Reliable industrial data transmission Video display Audio transmission Specification Dimensions: 49 × 88.7 × 1.6 mm Hardware Overview Extension board with dual DB9 connectors for RS232/422/485 communication Part List 1 × reTerminal DM Dual DB9 Extension Certification HS CODE: 8543909000 US HS CODE: 8543903500 EU HS CODE: 8543709099 UPC: – Country of Origin (COO): China Show more