Answer / ramesh dham

Input for RPM indicator during calibration is signal generator which accurately generate 50% duty cycle square wave having volt. 12 Vdc ( may be adjustable).

what type problems create in radar level transmeter and what is its solution

2 Answers   Essar,

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what is commissioning.

2 Answers   Takreer,

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If a differential pressure transmitter is calibrated for 0~2500 mmH2o and transmits a 4~20mA dc signal. The transmitter is placed across an orifice plate which is sized to create 2500 mmH2o differential at 5000m3/Hr a) what is the flow rate when the transmitter signal is 13.0mA DC? b) what is the signal output of the transmitter when flow rate is 2500 m3/Hr ?

5 Answers  

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steps for installing orifice plate?

0 Answers   Bhushan Power Steel,

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What are three main programming in PLC

5 Answers  

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In control valve there are two type of valve seat we can use metal to metal seat & soft seat.On this valve seat i have following doubt. 1)I have never seen practically the internal assembly of valve so my doubt is that basically weather the seat is soft seat or metal its basic MOC is same as valve body(SS or CS) only in soft seat we are using PTFE ring & place on valve seat & in metal this PTFE ring is not threr am i correct??????? 2)what are the common general rule for using metal to metal seat & soft seat,means its depend on process parameter like liquid,gas, steam & on valve leakage class.

1 Answers  

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what does ip65 signify??what is its NEMA equivalent???

1 Answers  

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Pressure tx shows 1 mbar but we need 1000 mbar at this process condition .. how can we sort it out .

0 Answers  

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Q- Why Phase tester is only used for checking AC not DC ?

1 Answers  

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When LP SURGE happening in compressor

3 Answers   KNPC, KOC,

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For a diafhram 1.5 d =kn(p-p0) D4 Where d in deflection in inch k=constant n=no of capdule (P-P0)=Applied pressure in psi D In active dia at capsule. -1.5 d=k to p d being constant -1.5

0 Answers   L&T, Shiv Tech Marine Control,

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What is TMR

3 Answers  

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