Drager PAC 8000 Single Gas Ammonia (NH3) Gas Monitor- 8328277 - 1/CSYou can count on the Drger Pac 8000 to give you reliable, precise readings at any time even in extreme conditions. Our powerful sensors with a low t 90 response time ensure quick reactions. In addition to the standard alarms, you can define extra alarm thresholds for TLV* and STEL*. If the Drger Pac 8000 measures hazardous gas concentrations, it sets off an audible, visual and noticeable vibrating alarm. Two bright, flashing LEDs on the top and bottom