Answer / nirmalyabasu

If the power is comming through the i/p or o/p device to
the io card then that i/o card is called sinking i/o card.
And if the power is transfered from io card to the i/p and
o/p devices then the i/o card is called sourceing io card

Answer / mun

sinking and sourcing is regards the current flow
so if the power from the card is called sourcing
if the power from out side the card coming to it called
sinking

What is Cu-100 and Cu-1000 ? and tell me its application ?

2 Answers  

---

An RTD is a_________________________.it works as follows

2 Answers  

---

whether radar level transmitter is applicable for the open tank

1 Answers   TCL,

---

What is difference between converter & transducers?

4 Answers  

---

A flange is used for instrument connection for a system with a design temperature of 316C (600F) and a design pressure of 1000 kPa (145 psi). What is the class rating of the flange to be used for this application? Explain your answer

0 Answers  

---

---

Identification of ss fittings, pilot valves, relief valve.

0 Answers   CCIE,

---

generally transmitter power supply having some range(12v to 35v) but the out put(4-20 mA) must same for given input.If we vary the power supply voltage then output mA also to be change according to V=IR. Is there any voltage regulator in the transmitter ?

2 Answers  

---

Why we are using sqare root in flow?

4 Answers  

---

If Solenoidal valve works in manual mode but not in Auto mode. What should be the problem?

8 Answers   Bharathi Cement, Titanium,

---

How to calibrate the flow transmitter

0 Answers  

---

what is maximum temprature in instrumentation

1 Answers   Sabic,

---

What is the SCAN time of a DCS/PLC? What is the typical value for scan time of DCS and PLC?

6 Answers   Essar, Gasco, Siemens,

---