Vaisala MW15 Guide de l'utilisateur télécharger pdf (Page 21)

Chapter 4 _______________________________________________________________ Maintenance

VAISALA________________________________________________________________________ 19

CHAPTER 4

MAINTENANCE

This chapter provides information on the basic maintenance of the

product.

Storage

The radiosondes must be stored and used properly in accordance with

applicable instructions, the User’s Manual, and specifications issued

by Vaisala.

Proper storage conditions must fulfill the following requirements:

Radiosondes are to be kept in their original packaging (unopened

vacuum envelopes) in a dry, ventilated indoor storage space, and

within the following key environmental limits (ref. IEC 721-3-3 class

3K3):

- Constant temperature, within the range of +5 to +40 °C

- Constant humidity below 85 % RH

Handling

Vaisala radiosondes must be transported in their original shipping

packings. These packings are designed and built to survive and protect

their contents in the environmental conditions described herein with

the terminology and definitions per standard: IEC 60721-3-2,

Transportation of radiosondes requires climatic conditions 2K2 and

mechanical conditions class 2M1 of this standard:

- Transportation in weather protected conditions.

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Vaisala MW15 Guide de l'utilisateur Page 21