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Druckschrift: 224-0 Benetzungsschreiber |
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No. 64b Surface-Wetness Recorder, Woelfle Type It has a grey hammertone finished stainless steel housing and glas windows and an outside arranged measuring element. The measuring instrument is characterized by high accuracy and durability for longllife operation Equipped is the instrument with a high quality mechanical spring driven movement in coloured brass drum. Graduation of diagram: 0...50 relative Drum rotation: daily or weekly Recording drum: Ø 93.3 mm Height 93 mm Recording height: 50 mm Running time: app. 9 days Dimension: 495 mm x 140 mm x 170 mm Weight: 2.8 kg Accessories: 1 fiber pen 1 pair of spare hempen strings 1 set of recording charts (100 charts for daily or weekly rotation) |
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Dr. Alfred Müller - Meteorologische Instrumente KG |