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DEWESOFT DS-16xLVDTr Technical Reference Manual

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DS-16xLVDTr 
TECHNICAL REFERENCE MANUAL 
 
 
 
 
 
 
 
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Summary of Contents for DEWESOFT DS-16xLVDTr

  • Page 1               DS-16xLVDTr  TECHNICAL REFERENCE MANUAL                                          V1.0   1 ...

  • Page 2: Table Of Contents

    8. Safety instructions 22  8.1. General Safety Instructions 22  8.1.1. Environmental Considerations 22  8.1.2. Product End-of-Life Handling 22  8.1.3. General safety and hazard warnings for all Dewesoft systems 23  9. Notice 25  9.1. Warranty Information 25  9.2. Calibration 25  9.3. Support 25 ...

  • Page 3: About This Document

    TECHNICAL REFERENCE MANUAL  DS-16xLVDTr    1. About this document    This is the Technical Reference Manual for DS-16xLVDTr Version 1.0.0 .    1.1. Legend    The following symbols and formats will be used throughout the document.    Important  Gives you an important information about a subject. ...

  • Page 4: Online Versions

    1.2. Online versions  1.2.1. DS-16xLVDTr technical reference manual  The most recent version of this manual can be downloaded from our homepage:  https://download.dewesoft.com/list/manuals-brochures/hardware-manuals  In the Hardware Manuals section click the download link for the DS-16xLVDTr technical reference        ...

  • Page 5: System Overview

    TECHNICAL REFERENCE MANUAL  DS-16xLVDTr    2. System Overview      DS-16xLVDTr  Combines 16 channels of LVDT signal conditioners in a 19”-rack housing with 1U height.              LVDT  Strain / Stress  Full Bridge  Half Bridge   ...

  • Page 6: Main Features

    CONNECTIVITY: Additionally, there are 16 DSUB-9M (male) connectors on the front panel of  ● DS-16xLVDTr for the connection to the Dewesoft host amplifier. By each connector is a trimmer  used for phase adjustment. On the back panel are 16 DSUB-9F (female) connectors for the sensor ...

  • Page 7: Specifications

    TECHNICAL REFERENCE MANUAL  DS-16xLVDTr    3. Specifications    3.1. General    Parameter  Description  Power supply Exc. Voltage  10V – 15V, from EXC+ to EXC- outputs  (SIRIUS STGv2 = 15V supply)  Power consumption per  320mW (15V supply, no load)  channel  800mW (15V supply, 100R load on 3Vrms) ...

  • Page 8: Output Bandwidth - Magnitude And Phase Response

    TECHNICAL REFERENCE MANUAL  DS-16xLVDTr    3.2. Output bandwidth - Magnitude and Phase response        Typical magnitude response for 4kHz EXC            Typical phase response for 4kHz EXC              V1.0 ...
  • Page 9 TECHNICAL REFERENCE MANUAL  DS-16xLVDTr            Typical magnitude response for 10kHz EXC            Typical phase response for 10kHz EXC                  V1.0  9 / 27 ...

  • Page 10: Theory Of Operation

            improved.       Functional block diagram of a single shannel of DS-16xLVDTr adapter     DS-16xLVDTr adapter SENSE inputs are connected as B-Inputs and adapters IN are connected as                ...
  • Page 11 TECHNICAL REFERENCE MANUAL  DS-16xLVDTr    Output signal level will depend on the phase difference between the sensor output and Sense inputs.        LVDT adapter output sensitivity to input signal phase lead/lag, 1:1 sensor        Two examples are shown for sensor with sensitivity = 0,5. Output signal level is of the Exc. Signal. Sensor  ...

  • Page 12: Sync Inputs

    TECHNICAL REFERENCE MANUAL  DS-16xLVDTr    5. SYNC inputs      2x BNC SYNC input connectors          BNC SYNC input pinout   Parameter  Description  Comment  Input connectors  2 x BNC  Parallel, Not isolated  Coupling  AC - High pass ...

  • Page 13: Sync Input To Lvdt-Exc Transfer Function

    TECHNICAL REFERENCE MANUAL  DS-16xLVDTr    5.1. Sync input to LVDT-EXC transfer function        Table of Transfer Coefficients: Parameter  Output @4kHz (Vrms)  Output @4.8kHz (Vrms)  Output @10kHz (Vrms)  Transfer-K  1.76  1.76  1.7    Sensor LVDT-EXC Output equation:    − E −...

  • Page 14: Sensor Inputs

    TECHNICAL REFERENCE MANUAL  DS-16xLVDTr    6. Sensor inputs    LVDT sensor inputs are located on the back side        Parameter  Description  Comment  Connectors  16 x DSUB-9 female  Not isolated  Sensor Probe type  Half Bridge / Full Bridge  Optional: Internal HB ...

  • Page 15: Pinout

    TECHNICAL REFERENCE MANUAL  DS-16xLVDTr    6.1. Pinout  Pin Assignment DSUB9-female    1: Sensor supply, excitation +     2: Sensor Output +   3: Sense -   4: Ground   5: Not Connected   6: Sense +   7: Sensor Output - 1.  8: Sensor supply, excitation -  ...

  • Page 16: Typical Full Bridge Sensor Connection

    TECHNICAL REFERENCE MANUAL  DS-16xLVDTr        6.2. Typical Full Bridge sensor connection        Note  6-wire connection only shown. 4-wire also possible, connect Sns and Exc signals on adapter side    connector.              ...

  • Page 17: Typical Half Bridge Sensor Connection

    TECHNICAL REFERENCE MANUAL  DS-16xLVDTr      6.3. Typical Half Bridge sensor connection              External Half Bridge completion        Optional internal Half Bridge completion   Important  Input - (pin7) shall be connected to half bridge completion resistor divider assembled with  ...
  • Page 18 TECHNICAL REFERENCE MANUAL  DS-16xLVDTr      External Half Bridge completion, DSUB9 solder side view      Example  Example sensor pinout.                V1.0  18 / 27 ...

  • Page 19: Adapter Outputs

    TECHNICAL REFERENCE MANUAL  DS-16xLVDTr    7. Adapter outputs      DS-16LVDTr adapter outputs are located on the front side   Channels Phase adjustment positions on front side    Parameter  Description  Comment  Connectors  16 x DSUB-9 male  Not isolated  Phase adjustment ...

  • Page 20: Pinout

    TECHNICAL REFERENCE MANUAL  DS-16xLVDTr    7.1. Pinout   Pin Assignment DSUB9-male  1: Power supply +   2: Output +   3: Power supply (sns) +   4: Ground   5: Not Connected   6: Power supply (sns) -  7: Ground    8: Power supply - ...

  • Page 21: Typical Connection To Dewesoft Amplifier W. Dsub-9 Connector

    TECHNICAL REFERENCE MANUAL  DS-16xLVDTr    7.2. Typical connection to DEWESoft amplifier w. DSUB-9 connector    Use shielded DSUB9-male to DSUB9-female extension cable.    Pin Assignment     Pin Assignment   DSUB9-female  DSUB9-male                    V1.0 ...

  • Page 22: Safety Instructions

              Dewesoft d.o.o. assumes no liability for the customer’s failure to comply with these requirements.     All accessories shown in this document are available as an option and will not be shipped as standard    ...

  • Page 23: General Safety And Hazard Warnings For All Dewesoft Systems

                              Dewesoft sales and service office for service and repair to ensure that safety features are                        ...
  • Page 24 TECHNICAL REFERENCE MANUAL  DS-16xLVDTr    noises. the system does not work anymore. the system has been exposed to long storage in                                 adverse environmental. the system has been exposed to heavy shipment strain. ...

  • Page 25: Notice

    Dewesoft system can be requested. We retain them for at least one year, after system delivery.    9.3. Support  Dewesoft has a team of people ready to assist you if you have any questions or any technical difficulties      ...

  • Page 26: Restricted Rights

                        Dewesoft triangle logo is a registered trademark but the ® sign is not used in the visual representation                        ...

  • Page 27: Documentation Version

    TECHNICAL REFERENCE MANUAL  DS-16xLVDTr    9.9. Documentation version  Doc-Version  Date  Notes  [dd.mm.yyyy]  1.0.0  06.12.2019  Initial version          V1.0  27 / 27 ...

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