which transister (npn or pnp) is used in vibration monitoring for negative voltage? 

2 Answers  

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how to set calibration range in a DP transmitter to measure level for a closed tank and for an open tank,and also please explain me how to set calibration range for a DP flow transmitter in a line ?

1 Answers   CCL Products, IOCL,

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how to calculate MMWC values in to Tonns(MMWC values showing in DP transmitter and Tonns value showing in Totalizer). please tell me details?

2 Answers   Chemin C I, MSP,

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i want to control the temp of sand(welding flux) between the range of 150deg C to 170deg C. sugges me sum temp control method without PID controller.

1 Answers  

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What is the basic difference between 2 Wire, 3 Wire and 4 Wire RTD

2 Answers  

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What is paid how it works

0 Answers   KOC,

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what is o2 analyzer and how it measured ,what is the role of this analyzer in cfbc boiler...

2 Answers  

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In my company plc based winders are operated. one day there was a data transmission failure alarm shown on pc. as per sir instruction we have reset master plc but winders were not triped and alarm gone. so what master plc do?

0 Answers  

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What is force balance principle? State some of its’ advantages.

0 Answers  

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in DCS or PLC we can not put all ai or di,there is calculation through which we can accomodate certain no of digital and analog signal.I need to know that calculation

1 Answers  

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what is the difference betwwen the 2wire level transmitter and 4wire level transmitter??and their applications also??

2 Answers  

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hydrogen purity meter calibrating and commissioning procedure can be explained?

1 Answers  

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