What are the Components of Siemens S7 300 Series PLC system ?

1 Answers   Siemens,

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wht is snap action switch?where it is used?is there any diff between snap action switch and normal pressure switch?

1 Answers   ONGC,

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WHAT IS THE DIFFERENCE BETWEEN A TRANSMITTER & A SMART TRANSMITTER.

8 Answers  

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why the steam drum and deaerator level transmitter range is in negative MMWC to zero

3 Answers   Emerson, Jindal, JKPM,

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why most of the DP transmitters using maximum range as 0-2500mmwc?why not 1000 2000 3000 4000mmwc

2 Answers   SPIC, TNPL,

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how the arrangement of equipments done in control room

0 Answers  

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How flow can be measured with dp?

0 Answers  

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How to zero trim the level transmitter by using foundation fieldbus communicator.

2 Answers   Emerson,

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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 combine control system for Emergency control system (ESD)and Fire & Gas System ( F & G) is possble to built and offer to client? Can such system is as per Norms in India?

0 Answers  

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why the SCAN time of DCS is more & that of PLC is less? if the SCAN time of DCS then why we use DCS.

4 Answers  

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what is the difference between E/P positioner and I/P positioner in control valve , in which application the respective positioner are used in.

1 Answers   ABB,

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