Answer Posted / k.arutprakasam
ZERO ELEVATION:
For an elevated zero range, the amount the
measured variable zero is above the lower range values.
ZERO SUPPRESSION:
For a suppressed zero range,the amount the
measured variable zero is below the lower range values.
| Is This Answer Correct ? | 30 Yes | 20 No |
Post New Answer View All Answers
What is instrumentation technologists and mechanics?
Can anyone send most commonley asked Instrumentation questions and answers in cement industry please?
what is SIL 1 2 3
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
installation process of orifice,a question asked for confusion creation in interview by BARC 1.if orifice is tightly fitted with pipe ,it will act like venturi 2.if orifice is left hanging in between liquid it will not create the pressure difference exactly,
1.what is the power consumption of three element drum level control in sugar industries? 2.how to reduce that?
Which Signal hart communicator work? If there any signal change when hart connect while transmitter in line ?
What is surge and how is it prevented, what is the purpose of bypass valve across AS valve.
What is motion balance principle?
while i check zero check for dp flow transmitter some fluctuating came (0 to 458 kg/h) what is the reason?
State four different types of flow measurement, for gas flow measurement MMSCFD is the common unit expand the unit and specify significance of word S in the unit.
which processor is used in dcs.
WHAT IS THE CAM POSITION IN CONTROL VALVE POSITIONER ? WHY IT IS USED?
How u will setup SPI(2007) on Citrix Server (Thin Client Mode)? Plz Justify?
A DP transmitter is used to measure the level of an open tank. The drain line of the tank is connected to a control valve, and is configured as, if the level of the tank is 90% the valve should get open 10%. And if the tank level is 10%, the valve should get open 90%. Draw wiring diagram and explain how to configure DP transmitter and control valve using HART communicator. If the span error at output is 1%, what will be the %opening of the control valve at 60% level of the tank?