Modbus SCADAPack History Record Format
- Michael Standal
- Alex Mouton
Overview
History records can be retrieved from the RTU and stored in various formats. The sections below describe the field names used for the various history record types.
Hourly Record Format
| Field Name | Field Type |
|---|---|
Timestamp | DateTime |
FlowingTime | Float |
StaticPressure | Float |
Temperature | Float |
Extension | Float |
DifferentialPressure or Pulses | Float |
Volume | Float |
Energy | Float |
Mass | Float |
Density | Float |
Flexible Hourly Record Format
*Flow Computer Version 6.70 and later
*Only one timestamp is used when the record is stored based upon the Leading Timestamp setting on the Archive Collection tab.
| Field Name | Field Type |
|---|---|
| End Timestamp | DateTime |
| Flow Seconds | Float |
| Volume | Float |
| Mass | Float |
| Energy | Float |
Average flow extension (AGA-3 (1990 and 2013) only) Average flow product (AGA-3 only) Uncorrected volume (AGA-7 only) Integral value (AGA-11 only) | Float |
| Temperature | Float |
| Pressure | Float |
Average differential pressure (AGA-3 or V-Cone) or Average mass flow (AGA-11 mass flow only) or Number of pulses(AGA-7 or AGA-11 pulse) | Float |
| Density | Float |
| Start Timestamp | DateTime |
Gas Quality Record Format
*Only one timestamp is used when the record is stored based upon the Leading Timestamp setting on the Archive Collection tab.
| Field Name | Field Type |
|---|---|
Start Timestamp | DateTime |
| End Timestamp | DateTime |
| Methane | Float |
| Nitrogen | Float |
CO2 | Float |
| Ethane | Float |
| Propane | Float |
| H2O | Float |
| H2S | Float |
| Hydrogen | Float |
| CO | Float |
| Oxygen | Float |
| iButane | Float |
| nButane | Float |
| iPentane | Float |
| nPentane | Float |
| Hexane | Float |
| Heptane | Float |
| Octane | Float |
| Nonane | Float |
| Decane | Float |
| Helium | Float |
| Argon | Float |
| Specific Gravity | Float |
| BTU | Float |
| Hexane Plus | Float |
Liquid Run Record Format
*Only one timestamp is used when the record is stored based upon the Leading Timestamp setting on the Archive Collection tab.
| Field Name | Field Type |
|---|---|
| End Timestamp | DateTime |
| Flow Seconds | Float |
| Net Volume Oil | Float |
| Net Volume Water | Float |
| Indicated Volume | Float |
| Gross Std Volume | Float |
| Temperature | Float |
| Static Pressure | Float |
| Density | Float |
| S&W Factor | Float |
| Start Timestamp | DateTime |
| Meter Factor | Float |
| K Factor | Float |
| Meter Input Type | Coded |
| CTL Oil | Float |
| CTL Water | Float |
| CPL | Float |
Water Run Record Format
*Only one timestamp is used when the record is stored based upon the Leading Timestamp setting on the Archive Collection tab.
| Field Name | Field Type |
|---|---|
| End Timestamp | DateTime |
| Flow Seconds | Float |
| Net Volume Water | Float |
| Indicated Volume | Float |
| Temperature | Float |
| Start Timestamp | DateTime |
| Meter Factor | Float |
| K Factor | Float |
| Meter Input Type | Coded |
| CTL Water | Float |
Daily Record Format
Daily records are stored using the same format as hourly records. See Hourly Record Formats above.
Alarm Record Format
| Field Name | Field Type |
|---|---|
Timestamp | DateTime |
AlarmSource | Integer (I4) |
SequenceNumber | Integer (I4) |
UserNumber | Integer (I4) |
JulianDate | Integer (I4) |
AlarmValue | Float |
OldValue | Float |
Event Record Format
| Field Name | Field Type |
|---|---|
Timestamp | DateTime |
EventSource | Integer (I4) |
SequenceNumber | Integer (I4) |
UserNumber | Integer (I4) |
JulianDate | Integer (I4) |
NewValue | Float |
OldValue | Float |
DLog Record Format
Data logger records are user configurable and, therefore, do not have a fixed record format. All DLog records retrieved from the RTU are stored with fields named FIELD1, FIELD2, and FIELDn.
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