Vaisala RS92-D User Manual

Vaisala RS92-D User Manual

Radiosonde
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USER'S GUIDE
Vaisala Radiosonde
RS92-D
M210987EN-C

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Summary of Contents for Vaisala RS92-D

  • Page 1 USER'S GUIDE Vaisala Radiosonde RS92-D M210987EN-C...
  • Page 2 The contents are subject to change without prior notice. Please observe that this manual does not create any legally binding obligations for Vaisala towards the customer or end user. All legally binding commitments and agreements are included exclusively in the...
  • Page 3: Table Of Contents

    PRODUCT OVERVIEW ........11 Introduction to Vaisala Radiosonde RS92-D ... 11 CHAPTER 3 OPERATION .
  • Page 4 Radiosonde Warranty ......36 Vaisala Radiosonde Warranty Statement ... . .36 Storage Conditions .
  • Page 5 List of Figures Figure 1 Vaisala Radiosonde RS92-D ......12 Figure 2 Loading Weights onto the Gas Nozzle....14 Figure 3 Attaching the Balloon to the Gas Nozzle .
  • Page 6 User's Guide ______________________________________________________________________ 4 ___________________________________________________________________ M210987EN-C...
  • Page 7 Table 4 RS92-D Battery Sets ........25...
  • Page 8 User's Guide ______________________________________________________________________ 6 ___________________________________________________________________ M210987EN-C...
  • Page 9: Chapter 1 General Information

    CHAPTER 1 GENERAL INFORMATION This chapter provides general notes for the manual and the product. About This Manual This manual provides information for operating the Vaisala Radiosonde RS92-D. Contents of This Manual This manual consists of the following chapters: Chapter 1, General Information: This chapter provides general notes for the manual and the product.
  • Page 10: Version Information

    User's Guide ______________________________________________________________________ Version Information Table 1 Manual Versions Manual Code Description M210987EN-C May 2010. Updated instructions for transporting lithium batteries. M210987EN-B January 2010. For RS92-DD and RS92-DL. M210987EN-A June 2009. For RS92-DD only Related Manuals Table 2 Related Manuals Manual Code Manual Name M010117EN...
  • Page 11: Feedback

    Chapter 1 ________________________________________________________ General Information Feedback Vaisala Customer Documentation Team welcomes your comments and suggestions on the quality and usefulness of this publication. If you find errors or have other suggestions for improvement, please indicate the chapter, section, and page number. You can send comments to us by e- mail: manuals@vaisala.com.
  • Page 12: License Agreement

    Do not dispose of with regular household refuse. License Agreement All rights to any software are held by Vaisala or third parties. The customer is allowed to use the software only to the extent that is provided by the applicable supply contract or Software License Agreement.
  • Page 13: Chapter 2 Product Overview

    The humidity sensors can be reconditioned to remove any chemical contaminants to ensure excellent humidity measurement accuracy. The RS92-D is compliant with the European ETSI standard for digital radiosondes operating in the 1680 MHz band, EN 302 054. The radiosonde transmitter frequency can be set electronically.
  • Page 14: Figure 1 Vaisala Radiosonde Rs92-D

    User's Guide ______________________________________________________________________ 0705-015 Figure 1 Vaisala Radiosonde RS92-D Temperature sensor Humidity sensors Sensor boom Additional sensor interface connector Battery case GC25/Radiosonde cable interface Antenna 12 __________________________________________________________________ M210987EN-C...
  • Page 15: Chapter 3 Operation

    The workorder for a sounding is as follows: Prepare the balloon and optional sounding accessories. Unpack the radiosonde. Prepare the sounding. Connect the battery. Launch the radiosonde. Monitor the sounding with the sounding system. VAISALA _______________________________________________________________________ 13...
  • Page 16: Preparing The Balloon And Optional Sounding

    User's Guide ______________________________________________________________________ Preparing the Balloon and Optional Sounding Accessories The balloon and the optional sounding accessories must be prepared before connecting the radiosonde battery and thereby activating the radiosonde. This is necessary because the radiosonde should be launched within 15 minutes of battery connection. WARNING Read the safety instructions in Appendix A before proceeding.
  • Page 17: Figure 3 Attaching The Balloon To The Gas Nozzle

    Do not leave the balloon-filling shed while inflating the balloon. 0705-018 Figure 4 Inflating the Balloon When the balloon is sufficiently filled, in other words, the balloon just raises the gas nozzle, close the gas valve. VAISALA _______________________________________________________________________ 15...
  • Page 18: Figure 5 Balloon Raises The Gas Nozzle

    User's Guide ______________________________________________________________________ 0705-019 Figure 5 Balloon Raises the Gas Nozzle Secure the neck of the balloon tightly with a string before removing the balloon from the gas nozzle. 0706-105 Figure 6 Securing the Neck of the Balloon 16 __________________________________________________________________ M210987EN-C...
  • Page 19: Figure 7 Removing The Balloon From The Gas Nozzle

    0705-022 Figure 8 Folding the Neck of the Balloon Leave the balloon waiting in the balloon-filling shed while you prepare the radiosonde. Make sure the balloon does not touch anything. Hold the balloon by the neck. VAISALA _______________________________________________________________________ 17...
  • Page 20: Optional Sounding Accessories

    RS46157 Used with a non-Totex parachute Totex Parachute 5710-5 The recommended parachute is the Totex type 5710-5 (Vaisala code 15046). In the Totex parachute, an elastic ribbon loop hangs the unwinder securely under the spreader. Attach the parachute directly to the balloon with the parachute string.
  • Page 21: Radar Reflector

    Radar Reflector on page Non-Totex Parachute If you are using a parachute that has no firm objects to prevent the unwinder from twisting, you have to use a hanger board (Vaisala code RS46157). Tie the parachute to the balloon with a string.
  • Page 22: Figure 9 Vaisala Radiosonde Sounding Accessories

    User's Guide ______________________________________________________________________ 0906-090 Figure 9 Vaisala Radiosonde Sounding Accessories Option 1 = Sounding with a Totex parachute Option 2 = Sounding with no sounding accessories Option 3 = Sounding with a radar reflector Option 4 = Sounding with a non-Totex Parachute Now you can proceed to unpack the radiosonde.
  • Page 23: Unpacking The Radiosonde

    Figure 10 Opening the Foil Bag Lift the cardboard flap protecting the sensor boom. Be careful to avoid touching or hitting the sensors on the sensor boom. 0912-138 Figure 11 Contents of the Radiosonde Package Radiosonde Unwinder Battery VAISALA _______________________________________________________________________ 21...
  • Page 24: Figure 12 Placing The Antenna Into Flight Position

    User's Guide ______________________________________________________________________ Remove the radiosonde from the package, straighten the antenna, and take the unwinder out of the package. 1002-102 Figure 12 Placing the Antenna Into Flight Position Remove the small plastic rubber wire from the unwinder. 0601-048 Figure 13 Unwinder Details Rubber wire Unwinder lip...
  • Page 25: Preparing The Sounding

    Chapter 3 ________________________________________________________________ Operation Preparing the Sounding NOTE Radiosonde RS92-D is typically operated with the radiosonde cable or by reading the calibration coefficients via radio. See the relevant sounding system manuals for details. For instructions on using the Ground Check Set GC25, see Ground Check Set GC25 User’s Guide.
  • Page 26: Figure 14 Placing The Sensor Boom Into Flight Position

    User's Guide ______________________________________________________________________ 0905-083 Figure 14 Placing the Sensor Boom into Flight Position The sensor boom is now in the flight position and remains so throughout the sounding. Now proceed to connect the radiosonde battery. 24 __________________________________________________________________ M210987EN-C...
  • Page 27: Connecting The Battery Set

    Chapter 3 ________________________________________________________________ Operation Connecting the Battery Set General The RS92-D battery set ordering codes are given in Table 4 on page Table 4 RS92-D Battery Sets Ordering Code Battery Description RS92-DD RSB511 Dry-cell Battery Set RS92-DL RSB611 Lithium Battery Set...
  • Page 28: Connecting The Battery

    User's Guide ______________________________________________________________________ Connecting the Battery Follow these steps to connect the battery to the radiosonde: Open the foil bag as indicated on the bag. 0912-138 Figure 16 Battery Package Take out the battery connector (number 1 in Figure 17 on page by gently pulling the wires.
  • Page 29: Figure 18 Connecting The Battery Connector To The Radiosonde

    The radiosonde is now prepared for launch. In order to ensure 120 minutes of flight time, it is recommended that the radiosonde is launched within 15 minutes of battery connection. Proceed now to launch the radiosonde. VAISALA _______________________________________________________________________ 27...
  • Page 30: Removing The Battery Case

    User's Guide ______________________________________________________________________ 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.
  • Page 31: Attaching The Unwinder To The Balloon

    If you use optional sounding accessories, follow these instructions to attach the unwinder. Totex Parachute The Totex parachute 5710-5 has an elastic ribbon loop below the spreader. Attach the unwinder to the loop by pushing the hook out the VAISALA _______________________________________________________________________ 29...
  • Page 32: Radar Reflector

    User's Guide ______________________________________________________________________ other side in the same fashion as with the folded balloon neck (see section Attaching the Unwinder to the Balloon on page 29). Radar Reflector There is a rubber plate attached to the radar reflector. Attach the unwinder to this plate.
  • Page 33: Vaisala

    (ref. IEC 60721-3-1 class 1K2): Temperature +5 °C to +40 °C Relative humidity below 85% CAUTION The suspension string is not resistant to prolonged exposure to sunlight. Store the radiosondes in their original unopened vacuum envelopes. VAISALA _______________________________________________________________________ 31...
  • Page 34: Transportation

    User's Guide ______________________________________________________________________ Transportation Vaisala radiosondes must be transported in their original shipping packages. These packages are designed and built to survive and protect their contents in the environmental conditions described herein with the terminology and standards per standard: IEC 60721-3-2. The...
  • Page 35: Figure 21 Lithium Battery Handling Label

    Chapter 4 __________________________________________________ Storage and Transportation DANGEROUS GOODS, which should be reused for this purpose after updating the appropriate information. 1002-100 Figure 21 Lithium Battery Handling Label NOTE If the lithium battery is faulty, do not transport it. VAISALA _______________________________________________________________________ 33...
  • Page 36 User's Guide ______________________________________________________________________ 34 __________________________________________________________________ M210987EN-C...
  • Page 37: Failure Report And Warranty

    How many failed (only one defect / other same or similar defects / several failures in one unit)? What was connected to the product and to which connectors? What was done when the failure was noticed? Include the radiosonde serial number in the failure report. VAISALA _______________________________________________________________________ 35...
  • Page 38: Technical Support

    Read the warranty information. Contact Vaisala technical support via e-mail or fax and request for RMA (Return Material Authorization) and shipping instructions. Proceed as instructed by Vaisala technical support.
  • Page 39: Storage Conditions

    +5 °C to +40 °C relative humidity below 85 % Additional storage requirements for Vaisala AUTOSONDE: the maximum number of days radiosonde can be loaded in AUTOSONDE is 14 relative humidity below 50 % temperature +15 °C to +35 °C...
  • Page 40: Making Warranty Claims

    A failure report shall be provided for each failed radiosonde stating the radiosonde serial number, a description of the failure, and sounding site and date. A template provided by Vaisala can be used for this. A radiosonde found defect prior to launch shall be returned to the nearest Vaisala office.
  • Page 41: Safety Instructions For Balloon Operators

    Do not touch the balloon with bare hands except when holding it by the neck. Wear soft cotton gloves. Ensure that there are no pointed objects in the shed. Nails, hooks, hinges, padlocks, etc., are dangerous as they might scratch the VAISALA _______________________________________________________________________ 39...
  • Page 42 User's Guide ______________________________________________________________________ inflated balloon. The balloon film is only 0.05 ... 0.1 mm thick upon launch; the slightest scratch could cause the balloon to burst prematurely. 10. Keep the doors of the shed shut while inflating the balloon on a windy day.
  • Page 43 DigiCORA® performing sounding preparations failure report failures covered by warranty faulty material radar reflector 19, 30 folding the balloon neck radiosonde activating battery features gas nozzle launching attaching the balloon parts VAISALA _______________________________________________________________________ 41...
  • Page 44 User's Guide ______________________________________________________________________ storing transportation and handling unpacking technical support warranty Totex parachute 18, 29 reception, checking transportation and handling 31, 37 recycling tying the balloon releasing the balloon reporting failures returning faulty material unpacking the radiosonde unwinder, attaching 17, 28 safety instructions 9, 39 securing the balloon neck...
  • Page 46 *M210987EN*...

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