<immersion>
Increased thermal shock test.
Figure 92: Structure of immersion
Temperature of DUT:
TP Temperature of DUT
ABS = 85 °C
Dwell time at temperature of DUT:
tV Dwell time at TP
ABS = 1 h
Temperature of liquid:
TF Temperature of liquid
ABS = 0 °C
Immersion fluid:
5 % salt water
Transfer duration:
tU Repositioning duration
ABS = 5 s
Immersion duration:
tT Immersion duration
ABS = 5 min
Number of cycles:
20
Operating state:
2.1
Evaluation criteria:
...
Additional specifications:
After heating the DUT to the required test temperature and after elapsed dwell time (including electrical operation) the device is repositioned into ambient temperature conditions and afterwards immersed.