Answer / greenborhan

All DCS has 2 types of inputs AI (Analogue Input), DI (Digital Input) and 2 types of outputs AO (Analogue Output), DO (Digital Output).

All the inputs and outputs may a contact signal or mA or mV

greenborhan@gmail.com

Answer / faiyaz ahmad

DCS has three input network communication field control station engineer work station
PLC has many input proximity switch push button limit switch
PLC output is motor heater solenoid valve led

What is glanding

1 Answers  

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why we use double acting valve and where?

1 Answers   Aker Solutions,

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In control valve , Failure position : Close If it is Fail close(FC) during failure of AIR.. what will be the initial/ normal position of control valve is it normally open or close? please some one explain soon..

2 Answers  

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how to check control valve was passing?how to check online?

3 Answers  

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i have used level transmitter in starch cooking preparation tank. tank total height 2mtr.sometime LT display shows some error value when tank is fully empty and diaphragm side i already checked okay no problem in diaphragm area. field cable checked 24volt and mA shows correct value while tank empty mA is 4mA. 4mA i needed that 0% but display showing 10% or 15% percentage values are varying continously please give any good solution for me.....

0 Answers  

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yogokowa field bus system transmitter all's we are geting IOP fault in Contiunes please help me fine how we can normal the broblems?

4 Answers   ABB,

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if a dp transmitter has range 100 in H2O and flow is 20mmcf and if the flow is changed to 25 mmcf then what is the formula to determine new range of transmitter

1 Answers   TATA,

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the output of the common trasmitter protocol in qatar gas are the following

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why we are using ungrounded RTD sensor and what is difference between grounded RTD and Ungrounded?

1 Answers  

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what pressure transmitter?

8 Answers   Bhel,

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Hello to all....I am an Instrumentation Graduate and i am passed out in this year only.. I am unable to find the job in my core instrumentation.. so any boby tell me how to and where to search the job....please...and also tell me i there are any courses offered in the instrumentation stream so i can do it... you can send your suggestions to my mail-id i.e Ganesh20084u@gmail.com ... please..

0 Answers  

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What is the difference between EPROM & EEPROM.

1 Answers   Sabic,

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