| INFORMATION DATA WHEN CHOOSING EQUIPMENT | |||||||
| Flowmeters | |||||||
| a) Data about the fluid to be measured: | |||||||
| - what is the fluid and its concentration___________________________________ | |||||||
| - flow range required: volumetric__________liters/hour, masic_______kg/h | |||||||
| - fluid pressure: min.__________________ max.____________________bar | |||||||
| - fluid temperature: min.______________ max._______________ | |||||||
| - viscosity at the above temperatures____________________________centipoise | |||||||
| - fluid conductivity__________________________(for liquids only) | |||||||
| - fluid density at working conditions: ____________________________kg/m3 | |||||||
| - is the fluid transparent? Y - N - | |||||||
| - is the fluid abrasive ? Y - N - . If yes, percent of solids in liquid is ____________ and their | |||||||
| size range_______________ | |||||||
| - is it corrosive? Y - N - pH value________________ | |||||||
| - is fluid solidification possible? Y - N - | |||||||
| b) Piping data: | |||||||
| - pipe size: ___________________mm | |||||||
| - piping orientation: | |||||||
| vertical | |||||||
| horizontal | |||||||
| - straight pipe length before flowmeter: ______________m | |||||||
| - straight pipe length after flowmeter: ______________m | |||||||
| - is the pipe full with fluid (for liquids only)? Y - N - | |||||||
| - piping connection: | |||||||
| flange___________ | |||||||
| thread___________ | |||||||
| sanitary_________ | |||||||
| c) Meter requirements: | |||||||
| - flowrate measurement - | |||||||
| - totalizer - | |||||||
| accuracy___________%FS | |||||||
| - dasplay | |||||||
| local - | |||||||
| remote - | |||||||
| - outputs: | |||||||
| 4-20 mA | |||||||
| serial 232/485 or Hart/Fieldbus | |||||||
| limit switches:____________________________ | |||||||
| - environmental requirements: IP__________ / Explosion class____________ | |||||||