Catalog excerpts
FOR FINE PRESSURE AND FLOW MEASUREMENT Measuring range -1 ... 1 mbar / 0 . The volume flow transmitter type 679 have Bi-direction pressure ranges. Variable measurement of pressure, flow or velocity of flow is available. Special sensors developed for each pressure range guarantee a physically precise and long term stable measurement. The diversity of versions ensure the use in many various applications in HVAC or for fine measurement in the industry or medical sector. With LCD-Display Adjustable measurement range Switchable output signals Resettable Zero Point (Reset button) Full scale adjustable Application at over and low pressure range possible Fast, easy mounting. Housing incorporates integral bracket for wall or ceiling mounting Adjustable k-Factor for flow and velocity Huba Control type 679 - Technical data subject to change - Edition 09/2016 1/5
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Measuring range_ Flow and velocity for following pressure ranges Operating conditions_ Tolerable overload on one side Application at over pressure range Application at under pressure range Rupture pressure Medium / ambient_ P2 = -50 mbar P2 = -100 mbar 2 x overload 1.5 x overload Materials in contact with medium Sensor Diaphragm_ Ceramic Al2p3 (96%) Silicone Polycarbonat PC Electrical overview Output 1) 2 wire 4 ... 20 mA 0 ... 5 V 3) Filter Polarity reversal protection Power supply 1) Load Current consumption 2) _Response time switchable by_off / 0.2s / 1s / 5s / 20s_ Short circuit proof...
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Connection kit for vent duct (metal), 90° angled_including tube 2 m long (Fig. 1) Connection kit for vent duct (plastic), straight_including tube 2 m long (Fig. 2) DIN-rail mounting adaptor (Fig. 3)_ Calibration certificate_ 2) Accessories supplied loose 1) under pressure max. acc. order code selection table = -50 Pa/ 100 Pa Huba Control type 679 - Technical data subject to change - Edition 09/2016 3/5
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Dimensions in mm / Electrical connections Huba Control type 679 - Technical data subject to change - Edition 09/2016
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Huba Control SA Succursale France Rue Lavoisier Technopole Forbach-Sud 57602 Forbach Cedex Telephone +33 (0) 387 847 300 Telecopieur +33 (0) 387 847 301 info.fr@hubacontrol.com Huba Control AG Branch Office United Kingdom Unit 13 Berkshire House County Park Business Centre Shrivenham Road Swindon Wiltshire SN1 2NR Phone +44 (0) 1993 776667 Fax +44 (0) 1993 776671 info.uk@hubacontrol.com 5/5 Huba Control type 679 - Technical data subject to change - Edition 09/2016
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