Remote serial access: Enables remote serial access over the internet for industrial serial devices, simplifying device management. High Reliability Design: Features dual watchdog and ESD/surge protection for stable 7x24h operation without downtime. Edge Computing: Supports edge computing, enabling real-time data processing and control without cloud latency. Modept/Adt Control App Manual/High-performance CPU: Equipped with a 32-bit Arm Cortex-M7 core CPU, the USR-M100 offers a processing speed of up to 400MHz. Modular I/O Gateway: Creative modular design allows for easy expansion with I/O modules, enhancing flexibility and cost-saving. Default parameters: 9600, NONE, 8,1 Baud rate: 4800, 9600, 115200, 230400 Check digit:NONE, EVEN, ODD Data bits: 8 Stop bits:1,2 Terminal power supply: DC: 12-24V Normal operating temperature: -25℃ - +75℃ Storage temperature: -40℃ - +105℃ Working humidity: 5%-95% (no condensation) Specification: 4DI+4DO DI: Digital input, 9-36V is high (status set to 1), 0-2V is low (status set to 0), optocoupler isolation DO: Relay output, contact load: 3A 250VAC/3A 30VDC, durability: 100,000 times The product appearance and printed words may vary depending on the batch, but this does not affect use. Colour:As Shown Material:ABS Package Contents: 1 * RS485 Collection Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.