Answer / mohammed emaaduddin

I donno the exact number of methods of temperature
measurement. But the different measuring devices for
temperature measurement are,
Thermometers, Pyrometers, Resistance Temperature
Detectors(RTD), Thermistors, Thermocouples and Thermowells

Answer / sudhansu

temperature can be measured my basically two ways...
a)by direct contact method in which we
have-rtds,tc,thermometers etc. where we have to make direct
contact of transducer with the mesurend.
& b)non contact type like pyrometer

Answer / sandip patel

same with the addition bimettalic strip is also one of the measuring device for the temperature

Answer / imam

rtd.tc .termistor

Answer / abbas

1.mechanical methods(expansion of materials,pyrometers)
2.electrical methods( rtd,tc,thermistors)

Answer / abhay raj

exactly the same answer as stated in ans. no- 4.

non contact method used to measure temperature is- RADIATION
PYROMETER

What is safety barrier and how it is work

2 Answers   IOCL,

How can test or measure the probe and extension cable to identify if the problem at the probe or cable or at the driver it self? (pleast notify the measuring method)

0 Answers  

What is NODE in DCS?

2 Answers  

give classification of transducer based on type of application

2 Answers  

what is solenoid valve?

6 Answers   Hindustan Zinc,

Yokogawa mass flow meter shows negative reading...what r the main causes for this problem?...

3 Answers   IOCL,

how to calculate MMWC values in to Tonns(MMWC values showing in DP transmitter and Tonns value showing in Totalizer). please tell me details?

2 Answers   Chemin C I, MSP,

why we are not using the turbine flow meter in the steam service?

0 Answers   Jaypee,

Tell me the field calibration procedure step by step with diagram of temperature transmitter, temperature indicator, flow indicator, level indicator, control valve, thermocouple, pressure indicator (digital & analogue).

1 Answers  

Can anybody explain what is the different between ESD & PLC

1 Answers   ADCO,

hydrogen purity meter calibrating and commissioning procedure can be explained?

1 Answers  

how can calibrate vacume trasmitter by HART COMMUNICATOR ?

3 Answers   Bajaj, IMECO,