Answer / amsal zaman

these are the types of thermocouples.
1. K type. (chromal/alumal) upto 1150c
2. J type. (iron/constantun) upto 1300c
3. R type. (platinium/13%platinium,aradium) upto 1700c
4. S type. (platinium/10%platinium,aradium) upto 1700c
5. B type.
6. E type.

Answer / mazhar ali

basically they are of 8 types R,E,S,T,B,K,J,N.
they are classified on base of materials , temperature
ranges, colors of wire and output mv's.

best way to remember the types is
REST BK JN

Answer / all

total more than 8 types of thermocouple is there.mostely
used k,t,j,r,s,b...

Answer / s.k.kamalakannan i&c engin

Thermocouple Standards and Scales
Thermocouple Type Standard Scale
J, K, T, E, R, S, B NIST 175 ITS-90
L (J-DIN), U (T-DIN) DIN 43710 IPTS-68
Thermocouple Properties
Thermocouple
Type
Temperature
Ranges
Display Resolution
J -200 to 1200°C,
-328 to 2192°F
0.1°C or °F
K -200 to 1370°C
-328 to 2498°F
0.1°C or °F
T -200 to 400°C
-328 to 752°F
0.1°C or °F
E -200 to 950°C
-328 to 1742°F
0.1°C or °F
R -20 to 1750°C
-4 to 3182°F
1°C or °F
S -20 to 1750°C
-4 to 3182°F
1°C or °F
B 600 to 1800°C
1112 to 3272°F
1°C or °F
L -200 to 900°C
-328 to 1652°F
0.1°C or °F
U -200 to 600°C
-328 to 1112°F
0.1°C or °F

Answer / hussain wahid

Total 12 types have thermocuople bit besically use only 6 types

Answer / guest

1

As an industrial instrument technician what we have to know?

3 Answers  

Can anybody tell me the exact explanation for Functional calibration?When it should be done on process or on lab? Advanced Thanks

2 Answers  

how can we tune a PID. If it is by zeiger nichols method..please explain briefly with help of an example.

0 Answers   KNPC,

what is coriolis principle for mass flowmeter?

5 Answers   ABB,

Difference between ultra sonic flow meter

0 Answers  

How to Calibrate Transducers? Can you give me a step by ste procedure?

1 Answers  

What is the difference between PLC-HMI and DCS as each function of DCS based system is possible in PLC ?

2 Answers   Lucky Cement,

How much voltage we are using at switches?

4 Answers   Edac,

How a rtd work, and what volts/current goes to a RTD to measure the resistence?

1 Answers   DVC,

sir, i preparing hpcl,ongc,barc,hal exams(instrumentation engg)pls send a placement papers

2 Answers   BARC,

Identify the electrical variable that is either directly or inferentially used by various instruments to determine the value of a measured variable.

4 Answers  

what does mean by analog output trim and where this one used for?

1 Answers