Programmable 1-Port RS485 Serial Interface Node for WSN—The WSN-3231 is a wireless device that provides one RS485 port to interface with serial sensors, instruments, and control boards. You can configure the WSN-3231 as a mesh router to increase network distance and connect more nodes to your gateway. You can connect eight end nodes (star topology) or up to 36 measurement nodes (mesh topology) to a single WSN gateway, with outdoor range up to 300 m with line of sight. The device also offers programmable input ranges to maximize measurement accuracy and industrial temperature and shock and vibration ratings. NI-WSN software delivers easy network configuration and data extraction.