HART Monitoring Of Flowmeters To Increase Accuracy
Many industries rely on the availability of water for their processes and to succeed in the current climate, companies must adapt to the changing conditions. Major companies are now marketing their “green” credentials
With the existing magnetic flowmeter, they can tap into the improved digital resolution of the meter using HART protocol and the HCS HART to MODBUS Converter. The HCS is connected in parallel with the existing 4-20mA loop, and reads the primary process variable (PV) → Volume flow plus secondary process variable (SV) → Totalizer.
Additional Considerations
In some applications, flow rate and flow totalization are critical variables. A facility will use a flowmeter that they believe is producing accurate flow measurement and integration, but by the time that data gets into the SCADA, the values are questionable.
There are several variables that may contribute to the questionable data quality like the accuracy and resolution of your input cards or timing issues in reading a pulse output.
Reading the data digitally can eliminate any and all variables. Since the flow rate and totalization are already digital in the flowmeter, a HART master product like the HCS can be used because it takes the 32-bit floats from the flowmeter and delivers them as MODBUS 32-bit floats to the SCADA.
Once the rate and totalisation is digital, it is best to keep it digital all the way back to the destination, and the HCS accomplishes that with its serial MODBUS RTU, RS-485 output. If Ethernet communications is required instead, the HES HART to Ethernet Gateway System outputs over Ethernet using the MODBUS/TCP protocol.
Key attributes:
- Keeping the signal digital increases accuracy and saves money
- HART to MODBUS conversion
- Get more data to your SCADA system
Moore Industries-Europe, Inc
- sales@mooreind.com
- 1 Lloyds Court, Manor Royal, Crawley, West Sussex, RH10 9QU GB
About us
When you need to interface field processes with computer-based systems, readout equipment and other instrumentation... our signal conditioners, temperature sensors & transmitters, distributed I/O, fieldbus products, service and experience help you do it efficiently, cost-effectively, and more safely than ever with our new family of Functional Safety/IEC 61508 products.
Where we supply to
Europe, Africa, Asia, Australia, South America, North America
Industries we supply to
Automation, Chemicals, Consultants, Components Electronics, Energy and Power, Food and Beverage, Glass Ceramics Cement, Metals and Minerals, OEM, Paper and Pulp, Pharmaceutical Cosmetics Toiletries, Plastics and Rubber, Recycling, Textiles, Tobacco, Water and Wastewater
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