Discrete output (do) – Flowserve Logix MD+ ValveSight User Manual

Page 276

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ValveSight™ Diagnostics DTM Manual for Logix MD+ Positioner with HART®

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276


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

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