Answer / ayaz

this is a pressure transmitter loop for only monitoring pressure transmitter is primary element for monitoring on dcs is called pressure transmitter loop.

Answer / suresh agravst

First field transmitter to junction box than junction box to barrier than barrier to DCS or PLC in put card. Controller is integrate part of PLC than controller decode the input value and give order final control element through output card

plz tell me clearly about PID.."when v have to change I value,D value,GAIN??

0 Answers  

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In bently nevada vibration monitoring system,what is the reason to maintain the Resistance of the probe + extension cable equal to 95 ohm? If possible explain the basic principle of measurement with detail electronic circuits.

0 Answers   Essar,

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I was working on calibrating turbidity transmitters endress+hauser at effluent polishing plant.We calibrated using NTU buffers.What happened is that when we immersed the sensor, everytime we raise and lower the sensor gradually, the reading will vary.my question is that is there any specifications on what is the required distance from the bottom of the container with buffer to the face of the sensor?Is it ok to install the sensor in a medium which has turbulence specially if bubbles are present?

0 Answers  

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Can SmartPlant Instrumentation be used in a concurrent engineering environment?

1 Answers  

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What is difference between “Fault Tolerant” & “Fault avoidance” PLC? Application where these system s are used?

0 Answers  

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Good Evening all.My question is - For a feed water line to an equipment if i need to measure the flow we will use orifice /magnetic/vortex depend on cost/spec.If i need to measure a ''Alarm''signal and ''Interlock'' from one point i think we can use orifice type in one location with 2 different tapping points - one for alarm and one for an interlock to flow valve..If in case i need to have both these signals(Alarm & interlock) from magnetic flow meter,is it possible??will 2 seperate sensors will be located inbuilt r we can program it ??..i thk we can have one transmitter with these 2 signals...need to know any technical issues are there?pls clarify

3 Answers  

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HOW TO CHECK THERMOCOUPLE AND RTD & WHAT IS THE DIFFERENCE BETWEEN THERMOCOUPLE AND RTD

14 Answers  

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When a field input to plc is coming from 400 to 600 meters and the input is in 24 V DC? So signal cable of which cross section i should select for proper signal to plc?

5 Answers   Exxon Mobil,

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how will do square root transmitter calibration

2 Answers   Roche,

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if tx. dp increase or decrese what happend in the reading

1 Answers   BSP,

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What is exact difference between the panel earthing and system earthing in DCS system. What is the value of resistence.

0 Answers  

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What is the Relation Between flow and pressure. How both terms related with each other.

1 Answers  

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