Thermocoupletypes

Code

Graduation

Temperature measuringrange

Allowable

deviation△t℃

6Platinum          rhodium

30-platinum   rhodium

6

WRR

B

0-1800

±1.5℃or±0.0025|t|

Platinum            rhodium

10-platinum

WRP

S

0-1600

±1.5℃or ±0.0025|t|

Nickel  chrome-nickel silicon

WRN

K

0-1300

±2.5℃or±0.0075|t|

Nickelchrome-copper nickel

WRE

E

0-800

±2.5℃or ±0.0075|t|

Thermocouple

Model

Graduation

Temperature measuring range℃

Specification

Thermal response

Time τ0.5s

Diameter mm

Protection tubematerial

Singleplatinum rhodium30-platinum rhodium6

WRR-120B

B

0-1600

Φ16

Corundum

＜150

WRR-121B

Φ25

＜360

Doubleplatinum rhodium30-platinum rhodium6

WRR2-120B

Φ16

＜150

WRR2-121B

Φ25

＜360

Singleplatinumrhodium10-platinum

WRP-120B

S

0-1300

Φ16

High

Aluminum

＜150

WRP-121B

Φ25

＜360

Doubleplatinumrhodium10-platinum

WRP2-120B

Φ16

＜150

WRP2-121B

Φ25

＜360

Singlenickel chrome-nickelsilicon

WRN-122B

K

0-1100

Φ16

High

Aluminum

＜240

WRN-123B

0-1200

Φ20

Doublenickel chrome-nickelsilicon

WRN2-123B

0-1100

Singleplatinum rhodium30-platinum rhodium6

WRR-130B

B

0-1600

Φ16

Corundum

＜150

＜360

＜150

＜360

WRR-131B

Φ25

Doubleplatinumrhodium30-platinum rhodium6

WRR2-130B

Φ16

WRR2-131B

Φ25

Singleplatinumrhodium10-platinum

WRP-130B

S

0-1300

Φ16

High

Aluminum

＜150

＜360

＜150

＜360

WRP-131B

Φ25

Doubleplatinumrhodium 10-platinum

WRP2-130B

Φ16

WRP2-131B

Φ25

Singlenickelchrome-nickelsilicon

WRN-133B

K

0-1200

Φ20

High

Aluminum

＜240

Doublenickel chrome-nickelsilicon

WRN2-133B

0-1100