Answer / afsar mumtaz

radar type instruments are used for to measure level of material.
few steps is there to calibrate radar type level inst.
after installation of inst,see all the setting of device and put all right information according to process application.
like,application,unit,material,range,high calibration point,low calibration point and response rate.

Why we are measuring 4-20ma? Why we are not taking 0-20ma? Plz answer this

1 Answers  

---

principle of automatic votage regulator

0 Answers   Bhel,

---

Difference b/w SCADA & DCS

8 Answers   Siemens,

---

what is unit and element of viberation?

1 Answers   Kentz, KOC,

---

I need circuit for RTD senser?

0 Answers  

---

how to calculate density?

2 Answers  

---

flow transmitter range is 0 -500 mmwcc but the transmitter shows 12 ma for o mmwc instead of 4 ma ...how to solve this problem when we apply 375 mmwc it shows 16 ma

3 Answers  

---

Explain the working of an enraf level gauge.

0 Answers  

---

please tel me the calibration of pneumatic controler.

0 Answers  

---

, Instrument Index, P&ID review, I/O schedule, datasheet, DCS / Analyzers specifications, loop diagrams, hook-up drawings.

0 Answers  

---

What is the difference between Analytical instruments and other instruments?

7 Answers   Schenck,

---

What is the meaning of the term "g force"?

3 Answers   Reliance, Saint Gobain, Thermax,

---