Relay Timer is a powerful tool for NCD ProXR relay controller boards. It supports up to 16 boards. Each board has 16 relays. Each relay can be programmed separately with multiple timers. Relay can be turned on/off manually from GUI easily. As specialized software that intends to control the peripheral devices, the status of all relays can be shown and operated at the same time. It can detect all COM ports automatically regardless of whether they are real COM ports on motherboard or on supplementary in/output boards, or virtual COM ports created by special drivers. The software is developed with latest technology of the windows and it supports 64 bits computer platform as well as latest vista operating system. It can control the relays with very precise timer, while consuming the processor's resource at very low level. It is robust, real-time, and easy to use. The features of Relay Timer include: Supports up to 16 boards. Supports 16 relays on each board with 16 separately control panels. Supports multiple timers. Supports turning on/off each relay manually. Supports turning on/off or inverting all relays directly. Display the current status of all relays. Automatically switch to manual mode after specified time. Status of relays can be saved for later loading. Time setting can be saved for later loading. Beautiful GUI and easy to setup and use. Relay Timer supports ProXR relay controller boards of National Control Devices (NCD) for now. Customization for other boards is available. Customized service for Relay Timer GUI is also available. Such as adding banner, logo and customized button for special functions. More features will be included in later professional version. Such as running as service program and controlling the boards from the internet/intranet. Embedded system will also be supported.