Discrete output (do) – Flowserve Logix MD+ ValveSight User Manual
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ValveSight™ Diagnostics DTM Manual for Logix MD+ Positioner with HART®
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Discrete Output (DO)
If the Multi-Function Card (MFC) is configured as an Discrete Output, this page allows you 
to select all warnings and alarm that will cause the MFC to generate a low output signal 
when triggered. The DO will generate a high current (> 2.2 mA, typically 6 mA) when the 
alarm is not active and a low current (between 100 uA and 1 mA) when the alarm is active. 
More than one alarm may be selected at a time. 
Status Area 
The Active Indicator area shows the status of the most relevant active indicator. The color 
of the "LED light" corresponds to the Active Indicator and the first color of the blink code 
sequence on the positioner. Generally green indicates no immediate issues. Yellow 
indicates a developing issue. Red indicates the ability to control may be compromised. A 
