What is the SCAN time of a DCS/PLC? What is the typical
value for scan time of DCS and PLC?
- 6 Answers
- 49245 Views
- Essar, Gasco, Siemens, I also Faced
- E-Mail Answers
Answer Posted / purushotham
scan time , name it self indicates time required to scan the process of operation.
time taken to finish operation (reading inputs,logic(process) and execution (output) of results).
| Is This Answer Correct ? | 11 Yes | 2 No |
Post New Answer View All Answers
What is the purpose of bypass valve across AS valve.
What is hp & mp seperator .& what is its working principle ?
What are different type of instrument cable
hi i am eswar i want to know the instrumentation interview questations for eil(engineers india ltd) i have applied for engineer post in eil please help in this.my mail id eswar310@gmail.com
can we replace a slot sensor (inductive type) with limit switch (potenial free contact / no-nc type).
CONTROL VALVE OPERATING IN MANUAL BUT NOT IN MANUAL. WHAT SHOULD BE THE PROBLEM ?
how the arrangement of equipments done in control room
If P will increase then what will happen with PID?
Programmable Logic control.
what is intrinscily safe system and where we use?
What do you know about gail?
Pressure tx shows 1 mbar but we need 1000 mbar at this process condition .. how can we sort it out .
What is the purpose of the analyzer in petrochemical plant?
How INtools is useful for routine Instrument maintenance?
How many interlocks at turbine? Plz explain briefly
