COLOUR CODING
18. INTERNATIONAL THERMOCOUPLE
106
THERMOCOUPLE COLOUR CODING
Thermocouple Extension Type
ANSI
BS
DIN
NFC
JIS
IEC
JX
+ Iron
- Constantan ®
KX
+ Chromel ®
- Alumel ®
WX / KCA
+ Iron
- Copper Ni
VX / KCB
+ Copper
- Copper Ni
TX
+ Copper
- Constantan ®
EX
+ Chromel ®
- Constantan ®
NX
+ Nicrosil ®
- Nisil ®
SX / RX
+ Copper
- Alloy 11
BX
+ Copper-S
- Copper-E