The following table describes the hardware messages and their related actions.
| Message | Description | Corrective action |
|---|---|---|
| HIGH SENSOR HUMIDITY | Tells that humidity measured inside the instrument exceeds 60 % relative humidity. The reason may be moisture leaking in through prism seal or the cover being open. | Contact Vaisala. |
| HIGH SENSOR TEMP | The temperature inside the instrument exceeds +65 °C (+150 °F). To read this temperature, go to the Diagnostics page. For more information, see Diagnostics. | See Choosing refractometer mounting location. |