The following figure shows the basic wiring
when WAA151 and WAV151 wind sensors are connected to the WAC155 transmitter. Heating power
is not connected.
Wiring with WHP151
WHP151 is sold only as a spare part.
The following figure shows WAC155 wiring
with Vaisala Mains Power Supply WHP151 with heating power connected.
WHP151 has jumpers for configuring the
power output. Connect pins 2 and 3 of X5 to set the correct operating voltage and remove the
jumper of X4 to provide continuous heating power. If you connect the heating in series to
both sensors as shown in the figure, set the heating power to 38 Vrms 0.5 A by connecting
pins 2 and 3 of the X8 jumper.