THERMOCOUPLES

TYPES, CONDUCTORS, TOLERANCES

 type + -

 temperature range 

 continuous use*

 temperature range

casual use*

 class 1 tolerances

 class 2 tolerances

 class 3 tolerances

 K nickel/chromium

 nickel - aluminium

 0 +1100 -180 +1300

 -40C to + 375C + 1,5C

375C to 1000C + 0,004 (t)

 -40C to + 333C + 2,5C

333C to 1200C + 0,0075 (t)

 -167C to +40C + 2,5C

-200C to -167  + 0,015 (t)

 T

copper

 copper- nickel

 -185 +300 -250 +400

 -40C to +125C + 0,5C

125C to 350C  + 0,004 (t)

 -40C to +133C + 1,0C

133C to 350C + 0,0075 (t)

 -67C to 40C  + 1,0C

-200C to -67C + 0,015 (t)

 J

iron

copper- nickel

 +20 +700 -180 +750

 -40C to +375C + 1,5C

375C to 750C + 0;004 (t)

 -40C to +333C + 2,5C

333C to 750C + 0,0075 (t)

 
 N

nickel - chromium - silicium

nickel - silicium

 0 +1150 -270 1300

 -40C to 375C + 1,5C

375C to 1000C + 0,0004 (t)

 -40C to 333C + 2,5C

333C to 1200C + 0,0075 (t)

 -167C to +40C + 2,5C

-200C to -167C + 0,015 (t)

 R

platinum - 13% rhodium

 platinum  0 +1600 0 +1700

 0C to +1100C + 1,0C

1100C to 1600C + (1+0,003 (t-100))C

 0C to +600C + 1,5C

600C to 1600C + 0,0025 (t)

 
 S

platinum - 10% rhodium

 platinum

 0 +1550 0 +1700

 0C to +100C + 1,0C

1100C to 1600C + (1+0;003(t-100))C

 0C to +600C + 1,5C

600C to 1600C + 0,025 (t)

 
 B

platinum - 30% rhodium

platinum - 6% rhodium

 +100 1600 0 +1800  600C to 1700C + 0,0025 (t)

 600C to 800C + 4,0C

800C to 1700C + 0,005(t)

* NB : hors isolant et diamtre des conducteurs