PLC SHIFT
LIQUID FLOW
API Compliant Liquid and Net Oil Flow Computer. API 11.1, 11.2, 11.4.1. Includes hourly and daily history, event and alarms log and QTR.
LIQUID FLOW is a full featured, API compliant liquid hydrocarbon flow computer app for PLC SHIFT. Accurate and reliable measurement is critical for custody transfer and precise process control. Reliable measurement requires auditability to ensure accuracy.
Key Features
API 11.1, 11.2.1, 11.2.2
Temperature and Pressure Volume Correction for Generalized Crude Oils, Refined Products, Lubricating Oils, NGL and LPG
API 11.4.1, API 20.4
Temperature Volume Correction for Water and Produced Water
Net Oil
Net Oil and Net Water calculation with support for water cut analyzer or inferred method with Coriolis meter.
Coriolis Meter Support
Directly poll the following meters;
Micromotion 2700, 5700
E+H Promoss 83, 100, 300 and 500
Krohne MFC 400
Compliant with API MPMS 21.1 and 21.2 and AER Directive 17
Double precision float accuracy for internal calculation and record export
Daily, Hourly and minute history logs
Configuration change logs
EFM Event log
EFM Alarm log
QTR (Quantity Transaction Record)
Modern and Secure Access Control via SSH
Flow Computer Accuracy Testing and Validation
Algorithms and accumulations are validated against industry standard test cases
Read more about flow computer accuracy in the Reference Manual
Well Testing
Combine with PLC Shift Gas Flow to solve complex measurement requirements such as Well Testing. Read more about the PLC SHIFT Well Testing solution.
Protocol and Application Support
Allen Bradley Ethernet/IP
Tag data and UDT via connected PLC
ModbusTCP
Tag data via connected PLC
Modbus Master
Poll data from Coriolis meter using ModbusTCP, Modbus RTU in TCP, or Modbus RTU
MQTT SparkplugB
Report by Exception tag data with history and tabular data
Azure Event Hub
Stream tag data to Azure for real-time anaytics
Azure Table Storage
Export tabular data from the app to Azure
Daily, Hourly and Minute History
QTR History
EFM Alarm, Event and Configuration change log
App diagnostic logs
SSH
Secure Shell for User Access Control
Ignition SCADA
Requires Cirrus Link MQTT Software including Cirrus Link MQTT Recorder Module
SCADA system - MQTT Software for IIoT - Cirrus Link Solutions (cirrus-link.com)
PLC SHIFT Features
Configuration, management and operations tool
Azure Event Hub Export
Stream tag data to Azure Event Hub and enable real-time analytics
MQTT SparkplugB Export
Export tag and historical data via MQTT SparkplugB to SCADA, Historians and more.
Secure Connections
Modern security and encrytion methods such as SSH and TLS for user access and data connectivity