Appendix I: Additional EMX Information531 When a sensor only has the Upper Critical threshold enabled, it hastwo sensor states: normal and above upper critical. When a sensor has both the Upper Critical and Upper Warningthresholds enabled, it has three sensor states: normal, above upperwarning, and above upper critical.States of "above upper warning" and "below lower warning" are warningstates to call for your attention.States of "above upper critical" and "below lower critical" are criticalstates that require you to immediately handle.Range of each available sensor state:The value of each enabled threshold determines the reading range ofeach available sensor state. For details, see: "above upper critical" State (on page 255) "above upper warning" State (on page 255) "below lower critical" State (on page 255) "below lower warning" State (on page 255)