The TF-ARC-625M-B is an industrial grade industrial control module manufactured by Aaeon. It is designed for distributed control systems and is housed in a 19 cm wide, 4U high case. It has a wide operating temperature range of 0C to 50C and a weight of 12 kg. It has components such as a 25MHz RISC (Reduced Instruction Set Computer) processor, multiple serial ports, I/O ports, 8MB DRAM, flash memory, and a real-time clock. Additionally, it supports various operating systems and protocols, including Windows 2000 and XP, UNIX, Linux, and Ethernet.