Figure 9, Heating control – Vaisala WXT520 User Manual
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User’s Guide ______________________________________________________________________
30 __________________________________________________________________ M210906EN-C
0806-010
Figure 9
Heating Control
The following example shows how heating behaves as Ta starts to fall:
-
When Ta falls below +4 °C, heating is enabled.
-
Heating keeps Th > +4 °C until Ta < -1 °C.
-
Heating keeps Th > 0 °C until Ta < -15 °C.
When the heating function is disabled the heating is off in all conditions,
see
Supervisor Message on page 123
.
NOTE
Snow accumulation may cause a temporary wind measurement
problem even when the heating is enabled.