This is an industrial grade 8DI / 8DO digital isolated input & output module with RS485 control interface. Robert Liao is an IoT Technical Support Engineer at Robustel with hands-on experience in industrial networking and edge connectivity. Certified as a Networking Engineer, he specializes in helping customers deploy, configure, and troubleshoot IIoT solutions in real-world environments. Supports passive / active input, adopts Modbus RTU protocol with built-in protection circuits such as power isolation, optocoupler isolation, resettable fuse, and TVS. Used by most system integrators, automation companies and research institutes, it is a stable and reliable data collection. Information for the assembly, wiring, configuration and maintenance of the AB_DIDO module. The whole series adopts high-precision ADC chip and high-performance ARM processor.
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