NTC thermistors for temperature measurement
NTC Probes
Series/Type:
Ordering code:
K800/4.7k/A1
B57800K0472A001
Date:
Version:
2008-07-10
1
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Identification/Classification 1
(header 1 + top left header bar):
NTC thermistors for temperature measurement
Identification/Classification 2
(header 2 + bottom left header bar):
NTC Probes
Ordering code: (top right header bar)
B57800K0472A001
Series/Type: (top right header bar)
K800/4.7k/A1
Preliminary data (optional): (if necessary)
Department:
KB S PE
Date:
2008-07-10
Version:
1
Prepared by:
Döller Heinz
Release signed by:
Döller Heinz
Release signed QS:
Gruber Gerald
Modifications/Remarks:
Customer, PN: IVT, 07/21024
Neuerstellung / New edition
Specification No.:
Issue of specification:
Filename: B57800K0472A001
Date of specification:
Date of confirmation of specification by EPCOS:
PPAP issue:
Reliability
PPAP date:
Extended reliability (more than standard)
© EPCOS AG 2008. Reproduction, publication and dissemination of this publication, enclosures hereto and the information
contained therein without EPCOS' prior express consent is prohibited
NTC thermistors for temperature measurement
NTC Probes
Application
Version
B57800K0472A001
K800/4.7k/A1
Temperature sensor for heat pumps
NTC-thermistor soldered to black PVC-insulated twin wire AWG26
(7x Ø0.16 mm, heat proof up to 105°C) and coated with epoxy resin
L = 4000 ± 30 mm
s = 5 ± 0.5 mm
c…splitted 40 ± 2 mm
No.
1
2
3
4
5
Item
Thermistor
casing
casting
cable
end splice
Material
ceramics
copper
epoxy resin
PVC insulation
brass
Ratings and characteristics
Climatic category (IEC 60068-1)
Lower category temperature
Upper category temperature
Rated resistance RN // Tolerance
Rated temperature
B-value : B(25/100) // Tolerance
R/T-Curve no. // R25
Max power rating at 25°C
Thermal time constant (water)
Dissipation factor (in air)
Thermal cooling time constant (in air)
Heat capacity
Insulation resistance
Voltage proof
Property
EPCOS NTC-wafer
Ø6 x 30 mm
flexible
Remarks
black
2 x AWG 26 (7xØ0.16 mm) black (2.2 x 1.1)±0.1 mm
Stocko RSB 7999 V-0.5
RN
TN
BN
P25
τa
δth
τC
Cth
Ris
Vis
:
[°C] :
[°C] :
[Ω // %] :
[°C] :
[K//%] :
[n//Ω] :
[mW] :
[s] :
[mW/K] :
[s] :
[mJ/K] :
[MΩ] :
[VAC] :
40 / 100 / 56
-40
100
4700 // 1
25
3988 // 1
8016
60 mW
approx. 8*
approx. 5*
approx. 50*
approx. 250*
> 100 MΩ
1500
*typical values
Remarks: IVT p/n 14766
KB S PE
Please read Cautions and warnings and
Important notes at the end of this document.
2008-07-10
Page 2 of 7
NTC thermistors for temperature measurement
NTC Probes
B57800K0472A001
K800/4.7k/A1
NTC-RESISTANCE-TEMPERATURE-CURVE
R/T-Curve
= 8016 / A01
RN at 25 °C
= 4700 Ω ± 1.0 %
R at 25°C
= 4700 Ω
B(25/100)
= 3988 K ± 1.0 %
Temp. [°C]
R Nom [Ω]
R Min [Ω]
R Max [Ω]
ΔR [±%]
ΔT [±°C]
α [%/K]
-30
-25
-20
-15
-10
-5
0
5
10
15
20
83190
61274
45623
34277
26005
19888
15346
11932
9353
7383
5870
79799
58979
44059
33206
25269
19382
14997
11692
9189
7271
5795
86580
63569
47187
35347
26741
20394
15694
12172
9517
7494
5945
4,1
3,7
3,4
3,1
2,8
2,5
2,3
2,0
1,8
1,5
1,3
0,7
0,6
0,6
0,6
0,5
0,5
0,4
0,4
0,4
0,3
0,3
6,2
6,0
5,8
5,6
5,4
5,3
5,1
5,0
4,8
4,7
4,5
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
4700
3787
3070
2504
2053
1693
1404
1169
979
823,4
696,2
591,3
504
431,3
370,6
319,6
4653
3739
3024
2461
2014
1658
1372
1141
953,3
800,4
675,6
572,7
487,4
416,5
357,3
307,7
4747
3835
3115
2546
2092
1729
1435
1198
1005
846,5
716,9
609,8
520,6
446,2
383,9
331,5
1,0
1,3
1,5
1,7
1,9
2,1
2,3
2,5
2,6
2,8
3,0
3,1
3,3
3,4
3,6
3,7
0,2
0,3
0,4
0,4
0,5
0,5
0,6
0,7
0,8
0,8
0,9
1,0
1,0
1,1
1,2
1,3
4,4
4,3
4,1
4,0
3,9
3,8
3,7
3,6
3,5
3,4
3,3
3,2
3,2
3,1
3,0
2,9
KB S PE
Please read Cautions and warnings and
Important notes at the end of this document.
2008-07-10
Page 3 of 7
NTC thermistors for temperature measurement
NTC Probes
B57800K0472A001
K800/4.7k/A1
RELIABILITY DATA :
Test
Test conditions
ΔR25/R25
(typical)
Remarks
Storage in dry
heat
IEC 60068-2-2
Storage at upper category temperature in air;
temperature: 100°C;
duration: 1000 h
