Answer / surendar

1) to isolate LP,HP.and check the zero calibration
2)For flashing the impales lines manifold should be close

I want to measure level under vaccum by using DP Tx and vaccum vary between -500 to -670 mmHg and process fluid is accetic anhydride if consider process fluid density 1 kg/cm2. how to calibrate Tx ? consider level is 0 to 100 Cm.

1 Answers   CCC,

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what is the difference between AUTOMATION AND INSTRUMENTATION?

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what is Green field /brown field exposure in chemicals /oil /petrochemicals /refineries /paints /speciality chemicals /gas /FMCG /glass industry

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how to trim the pressure transmitter ?

2 Answers  

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how to calculate range of level transmitter?

0 Answers   TCE,

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What is scan time of PLC?

2 Answers   Gujarat Borosil,

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what are the on/off valve precaution?

1 Answers   Reliance,

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How to O2 analyzer works?

1 Answers  

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What is the procedure of changing a Faulty Module of Allen Bradley PlC without stopping the Process

1 Answers   Siemens,

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Can anybody tell me the exact explanation for Functional calibration?When it should be done on process or on lab? Advanced Thanks

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how u measure flow?orifice measurement?why all ft in square root?

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how far the two wire transmission (loop power) maximum distance suitable?

2 Answers   PCIL,

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