Vaisala RS92-D Guia do Utilizador descarregar pdf (Página 30)

User's Guide ______________________________________________________________________

28 __________________________________________________________________ M210987EN-C

Removing the Battery Case

If you need to remove the battery case from the radiosonde, use, for

example, a small coin to loosen the battery case. Push the coin into the

small opening between the radiosonde and the battery case to loosen the

case and remove it. See Figure 19 on page 28.

0809-005

Figure 19 Removing the Battery Case

Launching the Radiosonde

The radiosonde is now ready for launch.

Attaching the Unwinder

The unwinder is used to unwind the suspension string gently and

slowly. To do this, the unwinder must be attached firmly, so that it does

not rotate relative to the balloon. If the unwinder moves freely, the

suspension string unwinds too quickly, and it is possible that the

radiosonde hits the ground upon launch.

The unwinder is designed to be tied directly to the balloon.

If you cannot attach the unwinder directly to the balloon, for example,

when using a radar reflector or a parachute, sounding accessories are

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Vaisala RS92-D Guia do Utilizador Página 30