GE EPM 7700 Network Card User Manual


 
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DCMA Tab
Universal Relay - DCMA Tab
The Direct Current MilliAmperes (DCMA) tab supports the B30, C30, C60, D60,
F30, F35, F60, G60, L60, L90, M60 and T60 UR devices, and shows the state of the
relay's DCMA inputs. DCMA inputs are analog inputs used to read external
transducer values. An example might be rotational speed on a generator, translated
into a 4-20 mA current loop. Up to 24 inputs may be enabled or disabled.
DCMA Inputs
The DCMA inputs and their parameters are presented as a series of pages. To view
the inputs, the use the Page arrow keys provided to navigate between the pages.
For each DCMA input, its ID number, value, and units are displayed as read from the
device. To enable or disable a selected input, click the Enable button next to its ID
number.