Honeywell TC4S, User Manual

Page: 122 / 128

8 . Appendix
8.2. Thermo electromotive force and compensating cable
122 Isolated Thermocouple Input Module TC4S User's Guide R200
Honeywell September 2010
Symbol of
materials
Former
symbols
(cf)
Temperature Grade Allowance
K CA
0 ° C ~ lower
than 1000 ° C
0.4
± 1.5 ° C or ± 0.4% of
temperature measured
0 ° C ~ lower than
1200 ° C
0.75
± 2.5 ° C or ± 0.75% of
temperature measured
-200 ° C~ lower
than 0 ° C
1.5
± 2.5 ° C or ± 1.5% of
temperature measured
E CRC
0 ° C~ lower than
800 ° C
0.4
± 1.5 ° C or ± 0.4% of
temperature measured
0 ° C~ lower than
800 ° C
0.75
± 2.5 ° C or ± 0.75% of
temperature measured
-200 ° C~ lower
than 0 ° C
1.5
± 2.5 ° C or ± 1.5% of
temperature measured
J IC
0 ° C~ lower than
750 ° C
0.4
± 1.5 ° C or ± 0.4% of
temperature measured
0 ° C~ lower than
750 ° C
0.75
± 2.5 ° C or ± 0.75% of
temperature measured
T CC
0 ° C~ lower than
350 ° C
0.4
± 0.5 ° C or ± 0.4% of
temperature measured
0 ° C~ lower than
350 ° C
0.75
± 1 ° C or ± 0.75% of
temperature measured
-200 ° C~ lower
than 0 ° C
1.5
± 1 ° C or ± 1.5% of
temperature measured
ATTENTION
Allowance refers to the allowable maximum limit subtracting the actual
temperature of junction from the converted temperature, based on thermo
electromotive force table of standards. In addition, the allowance will be
greater than ° C or %.