FISCHER DS34 Operation Manual
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FISCHER DS34 Operation Manual

Differential pressure switch
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Operation manual
DS34
Differential pressure switch

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Summary of Contents for FISCHER DS34

  • Page 1 Operation manual DS34 Differential pressure switch...
  • Page 2 Great care was taken when compiling the texts and illustrations; Nevertheless, errors cannot be ruled out. The company FISCHER Mess- und Regeltechnik GmbH will not accept any legal responsibility or liability for this.

  • Page 3: Table Of Contents

    FISCHER Mess- und Regeltechnik GmbH Table of contents Table of contents 1 Product and functional description................4 1.1 Delivery scope........................1.2 Product summary ........................1.3 Intended use........................... 1.4 Function diagram........................1.5 Design and mode of operation ....................2 Assembly and Starting Operation ................. 6 2.1 General...........................

  • Page 4: Product And Functional Description

    1 | Product and functional description FISCHER Mess- und Regeltechnik GmbH 1 Product and functional description 1.1 Delivery scope • DS34 Differential pressure switch • Operating Manual 1.2 Product summary Fig. 1: Product summary Connection cable Housing Mounting foot Setting mark...

  • Page 5: Intended Use

    Process connection Fig. 2: Type plate 1.3 Intended use The DS34 is a differential pressure switch for overpressure, underpressure and differential pressure measurements. The uncomplicated and robust membrane measuring mechanism is suitable for all neutral media, such as service water, heating water, neutral gases and oils.

  • Page 6: Assembly And Starting Operation

    2 | Assembly and Starting Operation FISCHER Mess- und Regeltechnik GmbH 2 Assembly and Starting Operation 2.1 General The device is intended for installation on flat walls and mounting plates. The device can be equipped with a mounting foot for screwing to the mounting plate.

  • Page 7: Start-Up

    FISCHER Mess- und Regeltechnik GmbH Assembly and Starting Operation | 2 2.4 Start-up 2.4.1 General A prerequisite for commissioning is correct installation of all electrical supply lines and the differential pressure lines. All connections are arranged so that there are no mechanical forces acting on the device.

  • Page 8: Servicing

    3 | Servicing FISCHER Mess- und Regeltechnik GmbH 3 Servicing 3.1 Maintenance The instrument is maintenance-free. We recommend the following regular in- spection to guarantee reliable operation and a long service life: • Check the function in combination with downstream components.

  • Page 9: Technical Data

    FISCHER Mess- und Regeltechnik GmbH Technical data | 4 4 Technical data 4.1 General Reference conditions (acc. to IEC 61298-1) Temperature +15 to +25 °C Relative humidity 45 … 75 % Air pressure 86 to 106 kPa 860 to 1060 mbar...

  • Page 10: Operating Conditions

    4 | Technical data FISCHER Mess- und Regeltechnik GmbH 4.6 Operating conditions Ambient temperature range -10 to +70 °C Storage temperature range -10 to +80 °C Medium temperature range -10 to +80 °C (for non-freezing media) Low-Voltage Directive EN 61010-1:2010 + A1:2019 +...
  • Page 11 FISCHER Mess- und Regeltechnik GmbH Technical data | 4 Ø15.5 G⅛ Hose Ø 6/4 Hose Ø 8/6 Fig. 7: Pneumatic plug-in connection Accessories Ø4.2 Fig. 8: Mounting foot BA_EN_DS34 11/16...

  • Page 12: Order Codes

    5 | Order codes FISCHER Mess- und Regeltechnik GmbH 5 Order codes Reference No. 10 11 12 Type [1,2] Setting range Measuring range 0.06 … 0.6 bar 0 … 0.6 bar 0.10 … 1.0 bar 0 … 1 bar 0.16 … 1.6 bar 0 …...

  • Page 13: Attachment

    FISCHER Mess- und Regeltechnik GmbH Attachment | 6 6 Attachment Fig. 9: CE_EN_DS34 BA_EN_DS34 13/16...
  • Page 14 6 | Attachment FISCHER Mess- und Regeltechnik GmbH Fig. 10: UKCA_EN_DS34 14/16 BA_EN_DS34...
  • Page 15 FISCHER Mess- und Regeltechnik GmbH Notes BA_EN_DS34 15/16...
  • Page 16 Mess- und Regeltechnik GmbH Bielefelder Str. 37a D-32107 Bad Salzuflen Tel. +49 5222 974-0 Fax +49 5222 7170 www.fischermesstechnik.de info@fischermesstechnik.de Technische Änderungen vorbehalten. Subject to technical changes. Sous réserve de modifications techniques.

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