Why we are using PLC instand of DCS in ESD System? can u
explain any one?
- 2 Answers
- 4581 Views
- I also Faced
- E-Mail Answers
Answer Posted / manan2347
Because of the scan time.
the scan time of DCS is generally of 100ms to 1 sec. where scan time for PLC ia 10ms.
we want quick action in case of any emergency for that we are using PLC in ESD system.
| Is This Answer Correct ? | 2 Yes | 1 No |
Post New Answer View All Answers
Why mixer nd grinder Is example of constant torque load not variable torque load ???
May I have a brief note above the voltage barriers? Whats is the purpose? Please mail me if you've operational details, mail id: rajkumar.diice@gmail.com
components of control circuit belongs to control valve
you must show the examples application and give at least 4 types of transducer/sensors that can minimize the failure during the manufacturing of the resistors.
How to Calibrate Vibration Probe (Axial, Redial) in field
which type inter lock use in petrochemical refinery,and oil & gas?
Which is the best field foundation bus. ( FF ) Yokogawa, Honeywell or others ?
In turbine what does term CDP, NI, NH, HSSOC means.
Why the ammonia and Nitric Acid level indicators is with millimeter ? and What is the conversion form millimeters that level indicator indicate to weight ?
What are different types of orifice plates? State their uses.
How many types of sensor
Which tank weighing system is better to install (Accuracy point of view) 1) Tank weighing system with 3 load cell or 2) Tank weighing system with 4 Load cell
Instrumentation symbols interpration, P& ID, Logic diagram analysis, Electrical drawing analysis.
what is your eligibility criteria for freashers?
What is intrinsic safety mean.
