The Schedule Sentinel is a web-enabled event scheduler that can store and control up to 100 unique events using any available NTP timeserver as a time base. Events may be programmed with Hour/Minutes/Seconds and Day/Month/Year or Day of Week. Each event can store up to 32 ASCII or HEX value strings, along with control characters. Events may also be executed manually. Configuration and events are programmed using a standard web browser. The Schedule Sentinel is equipped with two independent serial ports. 
 
Applications include; remote control of any combination of TWO X-Digital Systems XDS Pro, WW1 IDC “MAX”, StarGuide II / III, Wegener Unity 4000, ComStream receivers, or most devices with a RS-232 port.