what is HVAC?

1 Answers  

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How LVDT position transmitter works on DC supply(24vdc) from DCS, whereas transformer operates on AC supply? pls help..

1 Answers  

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1. How can leveltrol be installed in steam drum for measuring the level of steam drum?

1 Answers   Fischer,

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What is the PLC Level & type.

2 Answers   Bhushan Power Steel,

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What is the difference between a PLC (Programmable logic controller) and DCS (distributed control system)?

7 Answers  

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TECHNICAL/ARTITUDE

0 Answers   ONGC,

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How to calculate 47Liter H2 Gas cyilnder consumtion? Cylinder inlet Pressure is 200bar and Discharge pressure is 6.0bar. Flow is 100ml/min.For the above condition how many days one cylinder can be used?

1 Answers  

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how can check the loopchecking for valves?

3 Answers  

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Is there devices to convert mechanical energy/rotational energy into electrical energy.......? PLease suggest me....

6 Answers  

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1- Explain about HPM 2- What is the FSC and explain the configuration of FSC 3- explain the complete loop of vibration, how it works (field to control room) 4- What is the use of proxymitter? 5- During job your partner effected with H2S then what you have to do. 6- what type of gland packing uses when valve glind is leaking.

0 Answers  

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What is the SCAN time of a DCS/PLC? What is the typical value for scan time of DCS and PLC?

6 Answers   Essar, Gasco, Siemens,

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tell me about the instrumentation,what is the actual need of it ?what are the characteristics of a IC engineer ?

11 Answers   L&T,

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