Technical data, 3 measuring ranges and tolerances – KROHNE OPTITEMP TR 100-TC 100 EN User Manual
Page 27
TECHNICAL DATA
7
27
OPTITEMP TR/TC 100
www.krohne.com
10/2009 - 4000630002 - MA OPTITEMP TR/TC 100 R02 en
7.3 Measuring ranges and tolerances
7.3.1 Measuring insert with Pt100 resistance thermometers
Pt100: basic values and tolerances
Temperature
(T90) in °C / °F
Basic value
in Ω
Sensitivity in
Ω/K
Tolerances acc. to DIN EN 60751
Class A
Class B
Ω
°
C / F°
Ω
°
C / °F
-200 / -328
18.5
0.425
±
0.24
±
0.55 / 0.99
±
0.56
±
1.30 / 2.34
-100 / -148
60.3
0.405
±
0.14
±
0.35 / 0.63
±
0.32
±
0.80 / 1.44
-50 / -58
80.3
0.396
±
0.10
±
0.25 / 0.45
±
0.22
±
0.55 / 0.99
0 / +32
100.0
0.390
±
0.06
±
0.15 / 0.27
±
0.12
±
0.30 / 0.54
+50 / +122
119.4
0.384
±
0.10
±
0.25 / 0.45
±
0.21
±
0.55 / 0.99
+100 / +212
138.5
0.378
±
0.13
±
0.35 / 0.63
±
0.30
±
0.80 / 1.44
+200 / +392
212.1
0.369
±
0.20
±
0.55 / 0.99
±
0.48
±
1.30 / 2.34
+300 / +572
212.1
0.355
±
0.27
±
0.75 / 1.35
±
0.64
±
1.80 / 3.24
+400 / +752
247.1
0.344
±
0.33
±
0.95 / 1.71
±
0.79
±
2.30 / 4.14
+500 / +932
281.0
0.332
±
0.38
±
1.15 / 2.07
±
0.93
±
2.80 / 5.04
+600 / +1112
313.7
0.321
±
0.43
±
1.35 / 2.43
±
1.06
±
3.30 / 5.94
Figure 7-3: Pt100 tolerances
1 Tolerances in °C
2 Tolerances in °F
3 Tolerance class B
4 Tolerance class A
5 Temperature in °C
6 Temperature in °F
.book Page 27 Thursday, October 8, 2009 10:26 AM