can any one tell me when ongc placement test and its forms is available????/ pls tell me if u know

0 Answers  

---

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,

---

Using your own examples solve a problem involving normal table. (experimental method and analysis)

0 Answers  

---

what is difference between differial pressure & delta pressure?

3 Answers  

---

Tell me the field calibration procedure step by step with diagram of pressure gauge, pressure switch, pressure transmitter, temperature switch, level switch, flow switch, flow transmitter.

0 Answers  

---

---

How to calibrate capillary type level transmitter

0 Answers  

---

wht is snap action switch?where it is used?is there any diff between snap action switch and normal pressure switch?

1 Answers   ONGC,

---

how many types of spped sensors n vibration sensors?their basic principle n connection?

0 Answers   IOCL, ITC Infotech,

---

How it the difference between force balance system and dispalacement balance system?

0 Answers  

---

i feel sq. pipe is better than round pipe pls give comment for this. advance thanks for reply

3 Answers  

---

How to Calibrate Ultrasonic Level Transmitter in field

0 Answers  

---

what is disadvantage of field bus (ff)type of instrument

1 Answers  

---