The Trolex TX8061 XD1+ Personal Dust Monitor is designed to provide detailed real-time data on airborne particulate levels so that users can take appropriate actions to stay safe and ensure personnel are fully protected from particulate-related health hazards. XD1+ allows users to monitor respirable particulate matter values (PM) to indicate and warn of harmful personal exposure in working environments. Measurement information is displayed on device in the form of custom short-term exposure limit STEL and TWA audio visual alarms.