Isensix can monitor all devices, enterprise-wide, across buildings and remote locations, with no limit to the number of devices in the system. Guardian sensors provide local audible and visual alarming at the appliance as well as documentation of corrective action with no need to go to a computer to close and document an event. Its software provides real-time alerts by text, email, or page. Use of this system can reduce operating costs, enhance efficiency, and ensure high levels of quality assurance. Guardian hardware supports sensor types to monitor temperature, humidity, O₂, CO₂, and differential pressure.