LEM S.A., announced Sentinel III an advanced set of components for a battery monitoring solution that addresses the needs of (UPS) and battery provider OEMs, as well as VARs, and systems integrators. Sentinel III components are used to create a simple to install and intuitive solution for continuous battery monitoring within mission-critical installations. In order to extend the functionality of its existing Sentinel, LEM has developed the S-BOX; an advanced data logger featuring an embedded web server which enables administrators to monitor installations remotely. The S-BOX state of the art measurement and data logging features include Bloc, String and Battery Voltage measurement, Bloc temperature and impedance measurement, discharge performance and discharge/charge current.