Answer Posted / saravana kumar
Higway Adressable Remote Transducer(digital signal) is a
digital circuitry in a transmitter, which is superimpossed
on analog 4 to 20 mA.This superimpossed signal is seperated
in I/O module and 4 to 20mA signal is given to the control
system and HART(digital signal)is given to Asset Management
System
| Is This Answer Correct ? | 14 Yes | 1 No |
Post New Answer View All Answers
how to calculate signal cable sizing? and multipair cable sizing??explain in brief?
what different types of problems do occur while doing instrumentation commisioning and how to solve them? please explain in detail
WHAT IS THE CAM POSITION IN CONTROL VALVE POSITIONER ? WHY IT IS USED?
How works weighfeeders in cement industry? what is the working principle?
Using your own examples solve a problem involving normal table. (experimental method and analysis)
Define the difference between a stable versus an unstable controlled system and some of the tools you might use to be able to detect when this is happening and assumptions used for control system application design that could contribute to instability
How to fix back the valve actuator stem
Why grounding is necessary? Give example with diagram.
Describe how to use megger to measure the earth resistance and insulation resistance
PT RTD Range: -200 to 500 degree celsius If I configured in DCS Lower range and Upper range . In face plate it shows red colour due to overa range how was the characteristics look If the temperature is more than operating range. how was the characteristics look . whether its in Resistance vs Temperature curve is Linear or Non linear
give eg of how I/P is used in control loops
describe flow nozzel principle?
Reason for capillary type dp level transmitter fluctuation
How we connect a instrument with ground, Give brief explanation with help of diagram?
What do you know about gail?
