Answer / hiren

Types of cables in plc
RS232 (modem), Ethernet/IP, DeviceNet (CIP), ControlNet (CIP), Modbus(RS485), Profibus(RS485), Fieldbus .
For Dcs communication cables profibus

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,

0 Answers   BARC,

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How digital input and digital output 's are working in dcs

0 Answers   BBV, Indiabulls,

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what is difference between positioner and position transmitter in control valve

2 Answers  

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hello this is dhinakar subramanian. how to piping and instrumenation drawings and also how to create the data sheets...

1 Answers  

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What is mean by Ethernet, Device net and Control net? For what application we are using these?

4 Answers  

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hi,i am doing 3 year in electronic and instrumentation engineering. what type of aptitude questions will be asked in a core industries and how can i improve my skills in instrumentation?

0 Answers  

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CONTROL VALVE OPERATING IN MANUAL BUT NOT IN MANUAL. WHAT SHOULD BE THE PROBLEM ?

0 Answers   GSC,

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if in a level tx height is given, how u calculate the ranges of the tx?

2 Answers   Bombay Rayon Fashions, Invensys,

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i/p converter always for supply pessure from 3~15 psi only !! And from where this converter bleed the air.

2 Answers  

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How is PH sensor works ?

0 Answers  

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What is DCS and PLC scanning time?

5 Answers  

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can any one pl explain me in brief that how we select the leakage classification in valve,means for liquid or gas there is any standard for selecting leakage classification or its depend upon valve size or any any other parameter.

3 Answers  

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