A
Which DCS to chose for formaldehyde and resin production?
Main information:
- HART was used for all control equipment (valves, transmitters and etc) used analog signal.
- Basic open/close valves used discrete signal.
- MCC and all drives soft-starting equipment used profibus and simacode of Siemens.
Used equipment (and probably is going to be used):
- Emerson (transmitters , sensors)
- ABB (drives, pumps)
- Siemens (dosing machines)
- ABB, EATON (CB and other protection devices)
Previous installed was DeltaV. Now proposed are ABB, Yokogawa, Siemens.
What you can suggest ? Which one is better, cheaper?
Thank you!
Main information:
- HART was used for all control equipment (valves, transmitters and etc) used analog signal.
- Basic open/close valves used discrete signal.
- MCC and all drives soft-starting equipment used profibus and simacode of Siemens.
Used equipment (and probably is going to be used):
- Emerson (transmitters , sensors)
- ABB (drives, pumps)
- Siemens (dosing machines)
- ABB, EATON (CB and other protection devices)
Previous installed was DeltaV. Now proposed are ABB, Yokogawa, Siemens.
What you can suggest ? Which one is better, cheaper?
Thank you!