Alloy Code

Type of Thermocouple used With Connector

Compensating Alloy Used in Connector

Shell Color

Catalog Number

Positive

Negative

K

Chromega -Alomega

Chromega

Alomgega

Yellow

SPJ-K-F

T

Copper-Constantan

Copper

Constantan

Blue

SPJ-T- F

J

Iron-Constantan

Iron

Constantan

Black

SPJ-J- F

E

Chromega-Constantan

Chromega

Constantan

Purple

SPJ-E- F

R

Pt/13 / Rh-Pt

Copper

11 # Alloy

Green

SPJ-R- F

S

Pt/10 / Rh-Pt

Copper

11 # Alloy

Green

SPJ-S- F

U

Uncompensated

Copper

Copper

White

SPJ-U- F