how to use one 4-20mA signal for two indicater or controller & give necessa

how to use one 4-20mA signal for two indicater or controller
& give necessary precaution.

Question Posted / sbmaurya_inst

2 Answers
4173 Views
I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

how to use one 4-20mA signal for two indicater or controller & give necessary precaution...

Answer / anand

Use Isolatrer/Mux 1 I/P & 2 output.......
1 230 v source to energise the mux and 2 outputs can be
got...

Is This Answer Correct ?

7 Yes

0 No

how to use one 4-20mA signal for two indicater or controller & give necessary precaution...

Answer / belal

24vdc output of transmitter will be connected in series
with two indicator , don't connect in parallel otherwise it
will be dammage

Is This Answer Correct ?

3 Yes

1 No

Post New Answer

More Instrumentation Interview Questions

What is hp & mp seperator .& what is its working principle ?

0 Answers

how u calibrate sox nox co2 co in cemps?what is opacity n HPm?tell the standard parameters of cems?

0 Answers

How can SmartPlant Instrumentation users take advantage of these global services?

1 Answers

How we can do the linearity test for Bently Naveda Vibration Probe?

1 Answers Sabic,

What is voltage free(wet) and potential (dry) contact?

2 Answers

(1) In turbine, what does term CDP, NI, NH, HSSOC, means. (2) What is the purpose of LO overhead tank in turbines.(3) An equipment is certified for EEX, IA, IIC,T6, what do you under stand by this.(4) what is SURGE, and how it is prevented, what is the purpose of bypass valve across AS valve.(5) Give 2 application of quartz crystal used for process parameter measurement.(6) what is meant by cold float of compressor shaft. (7) state four different types of flow measurement. For gas flow measurement mmscfd is the common unit. Expand the unit and specify significance of word S in the unit.(8) what is meant by Gap voltage, in vibration measurement. Normally how much Gap voltage is set and state the reason.(9) what will the new flow factor if D/P transmitter is Re-Ranged from 25” wc to 50” wc.(10) what is the usage of QDV & Volume booster.

0 Answers ADMA OPCO,

what is the difference between hub and switch?

6 Answers

why we are using pnp npn for sensors is there any other type?

1 Answers CGL,

I am pujita completed Electronics and Instrumentation Engineering.As a fresher i am going to attend the interviews.Could anybody guide the topics/questions covered mostly in interviews.

11 Answers

what is the exact job for automation enggineer?

0 Answers

How do you calibration D.P transmitter? ?

2 Answers Power Plant,

admittance level sensor meaning?

2 Answers CGL,

For more Instrumentation Interview Questions Click Here