Answer / deepak munjal

shield is not connected both sides to avoid ground loop
error. Ground Loop error is occur dueto difference in
ground potential at the Shield Connection. It is best to
ground shield at only one end.

Answer / muthu s

shield is generally connected at panel(DCS or PLC panels)
side only to avoid the circulation of current which is
produced by stray pick up.Normally current can flow through
closed loop only, and by keeping transmitter end left
opened, there is no possible of current flowing.

Answer / s. mitra

To drain out the stray current from the loop. If we connect
both end of shield then the induction of circulating
current will create error in main signal.

Answer / bharathi

To avoid stray current in the loop

Answer / giridharan

shielding is first of all resist the melting of temperature ,
the temp to sense has to be inserted in high temp region

I WANT SECURITY PAPER MILL, HOSHANGABAD TEST PAPER.KINDLY SEND TO MY MAIL ID

0 Answers  

how works encoder in plc

0 Answers  

i want to know for good instrument engineer or success how many software knowledage required & from which university

0 Answers  

thru which signal does µP communicate with memory

3 Answers  

re i got gre score of 950,and toefl of 69 is this score sufficient actually my husband is presently in US i need to go please help me

1 Answers  

How a Flow Transmitter Works?

1 Answers  

Make a ladder diagram on LSL valve will close, on PSL valve will open and start the motor

0 Answers   CCIE,

why 4 to 20 ma ,why not 0 to 20 or 3 to 15 or anything

19 Answers   Honeywell, TCS, TN,

why the SCAN time of DCS is more & that of PLC is less? if the SCAN time of DCS then why we use DCS.

4 Answers  

What is minimum distance between three thermocouples (2oo3) mounted on same pipe line (20")? Technically accepted by stright line mounted or circler mounted?

1 Answers  

What is the difference between ROM & RAM .

1 Answers   Sabic, SPIC,

why we are using -24 vdc in plc?

1 Answers   CGL,