The SFD-WL3 with Communications module is an IO-Link communications module manufactured by Panasonic. This module is designed for use in bus systems and offers a wide range of features for easy integration of communication nodes in bus architectures. It features a low-power consumption design, and can support a variety of communication protocols, including Ethernet, RS-485, and RS-422. It also features a status indicator LED, a debug terminal, and a power input rating of 12-24V DC. The module is suitable for use in a variety of industrial systems due to its robust construction and reliable communication performance.