pascalSCADA OPM: ProtocolTypes: Record TScanReadRec

Pascal SCADA OPM

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Record TScanReadRec

Description
Hierarchy
Fields
Methods
Properties

Unit

ProtocolTypes

Declaration

type TScanReadRec = record

Description

: Record used internaly by the protocol driver to process scan read commands.

Overview

Fields

Values:TArrayOfDouble;
ValuesTimestamp:TDateTime;
ReadsOK:Cardinal;
ReadFaults:Cardinal;
LastQueryResult:TProtocolIOResult;
Offset:LongInt;
RealOffset:LongInt;

Description

Fields

Values:TArrayOfDouble;

Values read by the Scan Read.

ValuesTimestamp:TDateTime;

Date/time when the values was read.

ReadsOK:Cardinal;

Number of sucessfull reads.

ReadFaults:Cardinal;

Number of failed reads.

LastQueryResult:TProtocolIOResult;

I/O result of the last read request.

Offset:LongInt;

block index.

RealOffset:LongInt;
 
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