B57550G0202F000 Datasheet, PDF (4/19 Pages) EPCOS – NTC thermistors for temperature measurement

Temperature measurement
Glass-encapsulated sensors
B57550G, B57550G1
G550/G1550
Reliability data
Test
Storage in
dry heat
Storage in damp
heat, steady state
Rapid temperature
cycling
Standard Test conditions
IEC
60068-2-2
IEC
60068-2-67
IEC
60068-2-14
Storage at upper
category temperature
T: 300 °C
t: 1000 h
Temperature of air: 85 °C
Relative humidity of air: 85%
Duration: 56 days
Lower test temperature: 55 °C
Upper test temperature: 200 °C
Number of cycles: 1000
∆R₂₅/R₂₅
(typical)
< 3%
< 2%
< 2%
Remarks
No visible
damage
No visible
damage
No visible
damage
Please read Cautions and warnings and
Important notes at the end of this document.
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