HEIDENHAIN ROC 413 EnDat Instrucciones De Montaje página 16

U :
Fault detection signal
aS
U = High:
aS
U = Low:
aS
U
= Low*, If the temperature at the thermal switch (integrated in the encoder flange)
aS
A temperature at the thermo switch of 110° C (± 5 K) switches off the supply voltage.
Operation with position feedback is then no longer possible.
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exceeds 100 °C (± 5 K), the output signals remain available.
* The fault-detection signal is not reset until after the rotary encoder has cooled.