how many types 0f thermocouples?

6 Answers   HZL,

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You wish to SINK all my digital inputs to a PLC digital input card. Would you common out the leads to a positive or a negative connection?

1 Answers  

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Could anybody tell how much amps will a single input to plc will consume?

1 Answers  

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why we use only 4-20 ma signal as AI and not 0-20 ma?

2 Answers   Honeywell, Oil and Gas Jobs,

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On LPG sphere tank we used LIT for level indication.High side port is connected to the bottom of the tank while low side port connected to the top. I would like to know how to fill the glycerin on its low side with two condensing pot installed,one from top and the other one for its drain line.Please I need your expertise...thanks

1 Answers  

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Hai friends I have dought for O2 analyser how to working in boiler area. And what is the basic principles

2 Answers   Enmas,

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how does pressure is converted into milli amps in pressure transmitter? plzzz explain practically

1 Answers   rsystems,

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yokogawa Temperature transmitter showing Error 15 which is Reverse Cal Fail (confirmation calculation result is bad) in manual they mentioned reasion That the output goes to the value set by hardware failure mode jumper. How can solve this problem ? anybody can say solution

1 Answers   GTL,

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what are the possible reasons if a control valve fails to open/close?

1 Answers   DEWA,

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What is the cascade control

0 Answers  

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detail of mass flow meter pricipal

0 Answers  

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In control valves (like feed water control valve) we will give 3 kg pressure and how it controls 110 kg of water pressure?

4 Answers   SSL,

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