can you provide me full detail about instrumentation in ONGC??

0 Answers   BRML, ONGC,

---

why k factor is important to know in flow transmitter. if we don,t know k factor what will be issue we can face .

1 Answers   Flour Tech Engineers (P) Ltd,

---

what is the zero elevation and zero supresstion in level measurement, how can use it?

2 Answers   GAIL,

---

capillary type tranmitter using remote seals and capillary tubes filled with liquid of known of known density so if you wanna callibrate it just close block valve just before capilary @ high side & connect druck apply it's calibrated range pressure as normal calibration ensure low side block valve must be closed & if you asking commissioning so this is not a DP type pressure tx so simple if you wanna put in servie this tx just open high side block valve & than low side block same way i do it but still transmitter showing -13 ma.just tell me what i want to do ?

1 Answers   Gasco,

---

Why we use 3-15 psi air for control valve input?

2 Answers  

---

---

what is difference between HART communication and BRAIN communication?

1 Answers   Delta Controls,

---

what does the ratio 800-400-300-200/1-1-1-1-1 in the specification of current transformer indicates?

0 Answers  

---

How to calibrate vertex flow meter? How to calibrate mass flow meter?

1 Answers   Chevron,

---

What are the processes Variables?

4 Answers  

---

in a power plant which system are compensated?

2 Answers  

---

hello friends, can you please send me the model paper or question paper to be prepared for hpcl examinations????????? You can mail me at rahim_here@yahoo.com waiting for your reply........... help me .. plz.....

0 Answers  

---

Q- voltage source of 12v is driving the circuit.if circut draw the current of 0.5A them source voltage will became 11.8v.what is the power dilevered by source when circuit draw 5A current ?

4 Answers   Ecil,

---