Answer / jacob m.i

Depended up on process cofiguration.

Answer / guest

selection Depending upon process material and process variables

Answer / rohit

firstly identify the content of process after that compare
with instrument's specification.then select them on the
basis of high effiency collected at o/p.

Answer / tamilselvan

Depending upon process variables and process material type (liquid or gas).

Answer / rabee

safety is first then process variables and its range with
high effiency and reliability,last thinking in the cost.

why the output sugnal is 4-20 ma and not 4-25 ma?

5 Answers  

how ranges is decided for drum level or dearator level,in my pplant i have seen for boiler drum range is -1000 to 1000mmwc, while for dearator -2000 to 0 mmwc ,why they decided to take this range ?

2 Answers  

pls give me presant awerness quistion and answer in my emailid.

0 Answers  

Can any body tell me about SAP MAINTINANCE MODULE. WHAT IS its function and application. And study material Source about it. I shall be very thankful.

0 Answers  

Furnace draft transmitter range is -50 to +50 mmwc. why the impulse line connected in hp side?

2 Answers   Arena,

waht is difference between pressure transmitter and transuducer

4 Answers   Gasco,

can any one pl explain me in brief that how we select the leakage classification in valve,means for liquid or gas there is any standard for selecting leakage classification or its depend upon valve size or any any other parameter.

3 Answers  

Why any transmitter signal is 4-20 mA only Why is started from lower range 4 mA and upper range is 20mA.

5 Answers   Edac,

What is the function of SMPS

2 Answers  

What is difference between ESD and PLC please Explain me clearly.

0 Answers  

In my company plc based winders are operated. one day there was a data transmission failure alarm shown on pc. as per sir instruction we have reset master plc but winders were not triped and alarm gone. so what master plc do?

0 Answers  

Explain the thermocouple and RTD?

1 Answers