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USER MANUAL
252
Thermo-Hygrograph

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Summary of Contents for AEM Lambrecht 252

  • Page 1 USER MANUAL Thermo-Hygrograph...
  • Page 2: Table Of Contents

    Humidity measuring element N 7.2. Humidity measuring element K 7.3. Temperature measuring element Figures Drum recorders in general 9.1. Description 9.2. Choice of the place of installation 9.3. Setting to work 9.4. Exchange and application of graph paper Maintenance Disposal page – aem.eco...
  • Page 3: Warranty

    Loosen the recording arm‘s transport lock 4 by turning it on the lifting rod 7 by about 90°. Remove the cardboard wedge at the switch-off lever 3 and save it. Carefully remove the protective cap from the felt-tipped pen 5 and save it. aem.eco page...
  • Page 4: Mounting The Humidity Measuring Element

    Changing graph paper Using the switch-off lever 3, take the pen off the paper. Loosen the metal clasp 13 on the clockwork drum by pushing it up. Remove the old graph paper and put on a new one. Both chart ends must be below the metal clasp; the lower edge of the chart must fit evenly to the lower edge of the clockwork drum. Refix the metal clasp. Set the time as described under 3.5. page – aem.eco...
  • Page 5: Changing The Felt-Tipped Pens

    Mechanical clockwork (Fig. 2) Recording time: 1 or 7 days (depending on model) Temperature range: -35...+65 °C 6.2. Changeable mechanical clockwork (Fig. 3) Recording time: 1 or 7 days (selectable by changing the gear wheels 24) Temperature range: -35...+65 °C aem.eco page –...
  • Page 6: Quartz Clockwork (Fig. 4 Or 5)

    If required, the felt- tipped pen can be set to the correct temperature value by turning the temperature adjustment nut 17. Measuring element: high quality, aged bimetal Accuracy: ± 0.3 °C Range of application: -40...+80 °C page – aem.eco...
  • Page 7: Figures

    LAMBRECHT meteo | 252 Figures aem.eco page –...
  • Page 8 LAMBRECHT meteo | 252 CLOCKWORK WITH ADJUSTABLE GEAR WHEELS CLOCKWORK WITH DIP SWITCH 31 Tage 14 Tage 7 Tage 1 Tag Abb. / Fig. 5 page – aem.eco...
  • Page 9: Drum Recorders In General

    After that, the recording device is to be started. For this purpose, the recording lever must be departed from the recording drum by means of the damper rod and the aem.eco page...
  • Page 10: Exchange And Application Of Graph Paper

    Attach the metal clamp again. Adjusting the recording drum to the time of the beginning of the recording. For this the felt-tipped pen has to page – aem.eco...
  • Page 11: Maintenance

    1. The pen writes jerks in the curve. Reason: a) The recording lever has been tightened too much. Remedy: Adjustment of the knurled screw near the axis of the recording lever (see description above). aem.eco page –...
  • Page 12 If, however, the recording period is switched by interchanging the gears, special instructions will be supplied with the instruments. page – aem.eco...
  • Page 13: Disposal

    Copyright © 2024 LAMBRECHT meteo GmbH. All rights reserved. Information in this document subject to change without notice. 02520_b-de.indd 42.24 Photo copyright: © Anatolijs Kivrins - Adobe stock LAMBRECHT meteo GmbH +49-(0)551-4958-0 Friedländer Weg 65 +49-(0)551-4958-312 37085 Göttingen E-Mail info@lambrecht.net Germany Internet www.lambrecht.net aem.eco page –...

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