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B57227K 데이터 시트보기 (PDF) - EPCOS AG
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B57227K
NTC thermistors for temperature measurement Probe assemblies
EPCOS AG
B57227K Datasheet PDF : 9 Pages
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Temperature measurement
Probe assemblies
B57227K
K227
R/T characteristics
R/T No.
2904
T (
°
C)
55.0
50.0
45.0
40.0
35.0
B
25/100
= 4300 K
T (
°
C)
R
T
/R
25
α
(%/K)
121.46
7.4
20.0
84.439
7.2
25.0
59.243
7.1
30.0
41.938
6.9
35.0
29.947
6.7
40.0
30.0 21.567
6.6
45.0
25.0 15.641
6.3
50.0
20.0 11.466
6.2
55.0
15.0 8.451
6.0
60.0
10.0 6.2927 5.9
65.0
5.0 4.7077 5.7
70.0
0.0 3.5563 5.5
75.0
5.0 2.7119 5.3
80.0
10.0 2.086
5.1
85.0
15.0 1.6204 5.0
90.0
B
25/100
= 4300 K
T (
°
C)
R
T
/R
25
α
(%/K)
1.2683
1.0000
0.7942
0.63268
0.5074
4.8
95.0
4.7
100.0
4.6
105.0
4.5
110.0
4.3
115.0
0.41026
0.33363
0.27243
0.2237
0.18459
4.2
120.0
4.1
125.0
4.0
130.0
3.9
135.0
3.8
140.0
0.15305
3.7
0.12755
3.6
0.10677
3.5
0.089928 3.4
0.076068 3.3
145.0
150.0
155.0
B
25/100
= 4300 K
R
T
/R
25
α
(%/K)
0.064524 3.3
0.054941 3.2
0.047003 3.1
0.040358 3.0
0.034743 3.0
0.030007 2.9
0.026006 2.8
0.022609 2.8
0.01972
2.7
0.017251 2.6
0.015139 2.6
0.013321 2.5
0.011754 2.5
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 4 of 9
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