Digital display time relays are advanced timing devices used in automation and control systems. These relays feature a digital display for precise time setting and monitoring, offering high accuracy and user-friendly operation. Common products in this category include programmable time relays, multifunction timers, and countdown relays. Key features often include multiple timing modes (ON-delay, OFF-delay, interval, etc.), wide time ranges (from milliseconds to hours/days), and various output configurations. They are essential for applications requiring precise timing control in industrial automation, machinery, and process control systems. Many models offer additional functions like presetting multiple time values, cyclic operation, and synchronization with external signals.