How to calibrate a temperature transmitter & how a Cold junction Compensation will be carried out?
Answer Posted / anzal
IF U USE MV INJECTOR FOR THERMOCOUPLE CALIBRATION.........
FIRST U SHOULD MEASURE THE ROOM TEMPERATURE AND TO COMPUTE EQUELENT THERMOCOUPLE VOLTAGE.......V REF....
IF U R INJECTING 100 DEG EQULENT MV U SHOUD DEDECT V REF MV FROM THAT ACTUL MV...AND APPLY ADJUST 100.......
IF U R USING TEMPERATURE CALIBRATOR NO NEED THIS ONE ...U CAN APPLY DIRECT......BECAUSE IT GIVES THE COMBENSATED OUTPUT
| Is This Answer Correct ? | 3 Yes | 3 No |
Post New Answer View All Answers
What is three element drum level control system why its better than single element?
in sulfur process what is material of impulse line we use to connect with transmitter ? and does teflon affected by sulfur?
How will you calibrate PID controller? explain with example.
What is the constant voltage unit?
how many maximum enter 2mm Dia solid cylindrical pipe into 8mm Dia hollow cylindrical pipe. give answer with calculation.
Which tank weighing system is better to install (Accuracy point of view) 1) Tank weighing system with 3 load cell or 2) Tank weighing system with 4 Load cell
anybody having Qatar Petroleum questions for instrument Technician offshore ....please send me
how to check earthing,what is minum ohms for proper earthing
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?
How many ohms are required for proper earthing?
what is the difference between -24 : +24 & 0:24 and where it use?
1.what is controller proportional gain 2.what is the controller intergral action time. 3.A proportional plus derivative controller that has a proportional band of 20% and a derivative action time of 0.1 minutes. Construct the shape of the output waveform for the triangular input if the input rises and falls at the rate of 4 units per minute.
How to convert mmWc(mili meter water colam) to tph(ton per hour)?
DEAR SIR/MADAM MY NAME IS ARKAPROVA BHATTACHARYYA.I AM A FRESHER INSTRUMENTATION ENGINEER.CAN YOU PLEASE SEND SOME QUESTION PAPERS OF GRADUATE ENGINEER TRAINEE EXAM OF DVC(DAMODAR VALLY CORPORATION).MY EMAIL IDs ARE arka_aec@rediffmail.com.
Is it ok, to use non-contact type Radar type LT, on a tank that is half circular from the bottom side? If yes the, isn't the waves gonna bent in other directions?