Highly reliable DraegerSensors in the Draeger VarioGard Transmitter Digital Bus measure gas concentration in ambient air and trigger an alarm when a set limit value is tripped. Up to four instant limit values and four time-averaged values can be set and monitored. Alarms are displayed audibly and visually on the transmitter, and then sent to the central unit. The transmitter performs a sensor self-test regularly, and signals any need for maintenance.
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Read More: Draeger Controllers





