ASDU Base Type

Associated with: IEC 60870-5 points.

The ASDU Base Type status attribute indicates the type of ASDU last returned by the outstation for the point. The status attribute displays one of the following values:

Value Description
Unknown The outstation has not returned any ASDUfor the point's IOA.
Single Point (ASDU Type 1) The last ASDU returned by the outstation for the point's IOA was of type 1, 2 or 30.
Double Point (ASDU Type 3) The last ASDU returned by the outstation for the point's IOA was of type 3, 4 or 31.
Step Position (ASDU Type 5) The last ASDU returned by the outstation for the point's IOA was of type 5, 6 or 32.
Bit String (ASDU Type 7) The last ASDU returned by the outstation for the point's IOA was of type 7, 8 or 33.
Measured Value Normalized (ASDU Type 9) The last ASDU returned by the outstation for the point's IOA was of type 9, 10 or 34.
Measured Value Scaled (ASDU Type 11) The last ASDU returned by the outstation for the point's IOA was of type 11, 12 or 35.
Measured Value Floating Point (ASDU Type 13) The last ASDU returned by the outstation for the point's IOA was of type 13, 14 or 36.
Integrated Total (ASDU Type 15) The last ASDU returned by the outstation for the point's IOA was of type 15, 16 or 37.
Unsupported The last ASDU returned by the outstation for the point's IOA was of a type unsupported by the Geo SCADA Expert driver.

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