LSIS XBF-AH04A - Page 610

Appendix 2 Thermo electromotive force and compensating force
Appendix 2 - 5
2.3 Compensating Cable
2.3.1 Type and specifications of compensating cable
Type of
compound
thermocouple
Type of
compensating type
Sectional ratio by
application and
allowance
Materials
Operating
temp.
range
(C)
Temp.
of
thermo.
and
junction
(C)
Electric
resistan
ce of
compen
sating
cable
()
(2)
Electric
resistan
ce of
return
cable
()
(2)
Sheath
colors
Core cable’s color
Remarks
Symbol
Former symbol
symbol
Former symbol
+ point
- point
+

K
CA
KX-G
WCA-G
Common for
general us
Alloy of
nickel and
chrome
Alloy of
nickel
-20~90
-20~150
2.5
1.5
Blue
Red
White
KX-GS
WCA-GS
Common for
general use
1.5
KX-H
WCA-H
Common for
heat-resistance
0~150
2.5
KX-HS
WCA-HS
Common for
heat-resistance
1.5
WX-G
WCA-G
Common for
general us
Iron
Alloy of
copper
and nickel
-20~90
3.0
0.5
WX-H
WCA-H
Common for
heat-resistance
0~150
VX-G
WCA-G
Common for
general us
Copper
Alloy of
copper
and nickel
-20~90
-20~100
2.5
0.8
J
IC
JX-G
WIC-G
Common for
general us
Iron
Alloy of
copper
and nickel
-20~90
-20~150
0.8
Yellow
Red
White
JX-H
WIC-H
Common for
heat-resistance
0~150
T
CC
TX-G
WCC-C
Common for
general us
Copper
Alloy of
copper
and nickel
-20~90
2.0
0.8
Brown
Red
White
TX-GS
-
Precise for
general use
1.0
TX-H
WCC-H
Common for
heat-resistance
0~150
2.0
TX-HS
-
Precise for
heat-resistance
1.0
R
-
Rx-G
-
Common for
general us
Copper
Alloy of
copper
and nickel
0~90
0~150
+3
(1)
0.1
Black
Red
White
RX-H
Common for
heat-resistance
0~150
- 7
R e m a r k
(1) The thermocouple electromotive force of thermocouple R and S is non-linear, so it does not indicate the actual temperature
measurement error.
(2) applicable to nominal cross-sectional area of 1.25mm
2
and more.