FISCHER DE23 Operating Manual
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FISCHER DE23 Operating Manual

Differential pressure transmitter
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Operating manual
DE23
Differential pressure transmitter

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Summary of Contents for FISCHER DE23

  • Page 1 Operating manual DE23 Differential pressure transmitter...
  • 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 Safety guidelines ............................ 4 1.1 General .............................. 4 1.2 Personnel Qualification.......................... 4 1.3 Risks due to Non-Observance of Safety Instructions ................ 4 1.4 Safety Instructions for the Operating Company and the Operator............ 4 1.5 Unauthorised Modification ........................ 4...

  • Page 4: Safety Guidelines

    1 | Safety guidelines FISCHER Mess- und Regeltechnik GmbH 1 Safety guidelines 1.1 General WARNING This operating manual contains instructions fundamental to the installation, op- eration and maintenance of the device that must be observed unconditionally. It must be read by the assembler, operator and the specialized personnel in charge of the instrument before it is installed and put into operation.

  • Page 5: Inadmissible Modes Of Operation

    FISCHER Mess- und Regeltechnik GmbH Safety guidelines | 1 1.6 Inadmissible Modes of Operation The operational safety of this instrument can only be guaranteed if it is used as intended. The instrument model must be suitable for the medium used in the system.

  • Page 6: Product And Functional Description

    • Differential pressure transmitter DE23 ## ## ## # R00M # • Operating Instructions 2.2 Intended use The DE23 is a differential pressure transmitter for measuring very small over- pressure, under-pressure and differential pressure in neutral, non-corrosive gaseous media. 2.3 Equipment versions...

  • Page 7: Function Diagram

    FISCHER Mess- und Regeltechnik GmbH Product and functional description | 2 2 channel version Special properties Order Codes Circuit diagram Silicone-free Item number DE23D4D440BR00MW Measuring range Δ P1 0 ... 100 Pa Output signal ΔP1 / ΔP2 4 ... 20 mA Measuring range ΔP2...

  • Page 8: Assembly And Starting Operation

    3 | Assembly and Starting Operation FISCHER Mess- und Regeltechnik GmbH 3 Assembly and Starting Operation 3.1 Generalities The device is designed for installation onto flat assembly plates. For screw con- nection to the assembly plate, the device features four assembly bores on its back, which can be used for Ø...
  • Page 9 FISCHER Mess- und Regeltechnik GmbH Assembly and Starting Operation | 3 3.3.1 2-wire connection (4 ... 20 mA) Channel 1 Supply 1 +Sig1 -Sig1 Channel 2 Output 1 Supply 2 +Sig2 -Sig2 Output 2 Fig. 6: Electrical connections 1 channel version...

  • Page 10: Commissioning

    3 | Assembly and Starting Operation FISCHER Mess- und Regeltechnik GmbH 3.3.2 3-wire connection (0 ... 10 V) supply channel 1 -Sig1 -Sig2 +Sig1 channel 2 +Sig2 output1 output2 Fig. 8: Electrical connections 1 channel version Pin Description Cable colour Supply...

  • Page 11: Maintenance

    FISCHER Mess- und Regeltechnik GmbH Maintenance | 4 4 Maintenance 4.1 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 12: Technical Data

    5 | Technical Data FISCHER Mess- und Regeltechnik GmbH 5 Technical Data 5.1 Generalities Reference conditions (acc. to IEC 61298-1) Temperature +15 … +25 °C Relative humidity 45 … 75 % Air pressure 86 … 106 kPa 860 … 1060 mbar...

  • Page 13: Auxiliary Energy

    FISCHER Mess- und Regeltechnik GmbH Technical Data | 5 5.5 Auxiliary energy 2-wire 3-wire (4 … 20 mA) (0 … 10 V) Rated Voltage 24 V DC 24 V AC 24 V DC Adm. operating voltage 19 … 36 V 19,2 …...
  • Page 14 5 | Technical Data FISCHER Mess- und Regeltechnik GmbH 5.7.5 Dimensional drawings All dimensions in mm unless otherwise stated Wall-mounting 70.5 61.5 M12 plug Wall mounting plate Screw connection Pneumatic plug connector Attachment boreholes on rear side Boreholes for tapping screws diam. 3.5 mm Fig. 10: Dimension drawing...
  • Page 15 FISCHER Mess- und Regeltechnik GmbH Technical Data | 5 Assembly of the mounting rails Adapter element 61.5 Fig. 11: Assembly of the mounting rails TS35 TS35 TS15 TS32 Fig. 12: Mounting rails options BA_EN_DE23 15 / 20...

  • Page 16: Order Codes

    6 | Order Codes FISCHER Mess- und Regeltechnik GmbH 6 Order Codes Code no. 10 11 12 Type Measuring range channel 1: [1,2] (Code no.) 0 … 25 Pa 0 … 50 Pa 0 … 100 Pa 0 … 250 Pa 0 …...
  • Page 17 FISCHER Mess- und Regeltechnik GmbH Order Codes | 6 Process connection: [5,6] (Code no.) Aluminium hose screw connection anodised for 6/4 mm hose Aluminium hose screw connection anodised for 8/6 mm hose Pneumatic plug connector for 6/4 mm hose Pneumatic plug connector for 8/6 mm hose...

  • Page 18: Annex

    7 | Annex FISCHER Mess- und Regeltechnik GmbH 7 Annex Fig. 13: CE_DE_DE23 18 / 20 BA_EN_DE23...
  • Page 19 FISCHER Mess- und Regeltechnik GmbH Annex | 7 BA_EN_DE23 19 / 20...
  • Page 20 7 | Annex FISCHER Mess- und Regeltechnik GmbH 20 / 20 BA_EN_DE23...

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