GPD Global | https://www.gpd-global.com/pdf/doc/Embedded-IR-Heater-User-Guide-22140091.pdf
OverboardTempertureOut- OfLimit The maximum reported over board tem- perature exceeds the SetPointLimitHiHi 1506 HeaterElementsNotHeating Power is applied to heaters for more than 30 seconds and the heaters' temperature has not changed by more than 10°C Sensor is a
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