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WPI OXY MICRO Instruction Manual

Fiber optic oxygen measurement system for oxygen microsensorst
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INSTRUCTION MANUAL
WORLD
PRECISION
INSTRUMENTS
OXY MICRO
Fiber Optic Oxygen Measurement System for
Oxygen Microsensorst
Serial No._____________________
PC-controlled one-channel fiber optic oxygen meter for oxygen
microsensors; excitation wavelength of 505 nm; quartz-quartz glass fibers
of less than 150 µm diameter connected by ST-fiber connectors. Also
available with two 12-bit analog outputs and external trigger input.
www.wpiinc.com
121323

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Summary of Contents for WPI OXY MICRO

  • Page 1 WORLD PRECISION INSTRUMENTS INSTRUCTION MANUAL OXY MICRO Fiber Optic Oxygen Measurement System for Oxygen Microsensorst Serial No._____________________ PC-controlled one-channel fiber optic oxygen meter for oxygen microsensors; excitation wavelength of 505 nm; quartz-quartz glass fibers of less than 150 µm diameter connected by ST-fiber connectors. Also available with two 12-bit analog outputs and external trigger input.
  • Page 3 Germany: Zossener Str. 55, 10961 Berlin, Germany . Tel: 030-6188845 . Fax: 030-6188670 . E-mail: wpide@wpi-europe.com China & Hong Kong: WPI Shanghai Trading Co., Ltd. . Tel: +86 688 85517 . E-mail: ChinaSales@china.wpiinc.com UK: 1 Hunting Gate, Hitchin, Hertfordshire SG4 OTJ . Tel: 44 (0) 1462 424700 . Fax: 44(0) 1462 424701 . E-mail:...

  • Page 5: Table Of Contents

    Table of Contents Preface ......................... 3 Description of the OXY MICRO Transmitter ............. 4 Scope of Delivery ....................... 5 Front Panel ......................... 6 Rear Panel ........................6 Installation ........................8 Set-up .......................... 8 Software Installation ....................9 USB Serial Driver Installation ................... 9 Operation ........................

  • Page 7: Preface

    OXY MICRO Preface 1 Preface You have chosen a new, innovative technology for measuring oxygen. The OXY MICRO is a compact, easy to transport and completely PC-controlled micro fiber optic oxygen transmitter. The data evaluation is PC supported as well.

  • Page 8: Description Of The Oxy Micro Transmitter

    Fig. 1 OXY MICRO, micro fiber optic oxygen transmitter for use with oxygen microsensors The OXY MICRO has a dual 12 bit analog output, and an external trigger input to be connected to a data logger. The analog outputs are programmable to deliver oxygen, temperature or the raw values (phase or amplitude).

  • Page 9: Scope Of Delivery

    OXY MICRO Description of the OXY MICRO 2.1 Scope of Delivery Fig. 2 Case with all delivered equipment  OXY MICRO, micro fiber optic oxygen transmitter  Software OxyMicro - V7.0.0 (CD)  USB serial driver (CD)  USB cable ...

  • Page 10: Front Panel

    OXY MICRO Description of the OXY MICRO 2.2 Front Panel The front panel is equipped with a connector for the fiber optic microsensor, a connector for the temperature sensor, a control LED and an ON / OFF switch. Fig. 3 Transmitter front panel...
  • Page 11 OXY MICRO Description of the OXY MICRO ELEMENT DESCRIPTION FUNCTION 12 VDC Line adapter for Connect the power supply cable. power supply Use the provided parts only. RS232 USB / RS232 interface Connect the device with a USB or RS232 data (male) cable to your PC / notebook.

  • Page 12: Installation

    Remove the protective cap from the male plug on the optical fiber and insert it in the ST connector of the OXY MICRO. The ST plug has to be inserted and slightly turned clockwise to fasten it. Be careful not to snap off the optical fiber; best hold the fiber between forefinger and...

  • Page 13: Software Installation

    Fig. 6 Attaching the oxygen microsensor to the connector on the transmitter There is a red mark on the temperature sensor connector of the OXY MICRO. The temperature sensor plug also has a red mark. Match those two marks before inserting the temperature sensor plug into the connector on the transmitter front panel;...
  • Page 14 Installation OXY MICRO Found New Hardware Wizard will launch automatically. Select No, not this time from the options and click Next. Fig. 7 Found New Hardware Wizard Select Install from a list or specific location (Advanced); then click Next. Fig. 8 Found New Hardware Wizard...
  • Page 15 Installation OXY MICRO Fig. 9 Found New Hardware Wizard Then Windows will copy the required driver files. Windows should then display a message indicating that the installation was successful. Click Finish to complete the installation.

  • Page 16: Operation

    OXY MICRO Operation 4 Operation 4.1 Adjustment of Regional Settings of the Operating System The software is working with English and German regional settings. To change the regional settings on your PC press Start and go to the Control Panel. Choose Regional and Language Options.
  • Page 17 OXY MICRO Operation A window opens; select the Numbers tab and choose the dot `.´ in the Decimal Symbol drop down menu. In the drop down menu Digit grouping symbol you have to choose space ` ´. Then press Apply and OK.

  • Page 18: Configuration Of Com Port

    OXY MICRO Operation 4.2 Configuration of COM Port To check which COM port is assigned to the USB cable press Start and go to the Control Panel. Select System. Select the Hardware tab in the System Properties window and click Device Manager.
  • Page 19 OXY MICRO Operation OXY MICRO only accepts COM port numbers that are < 10. In case the COM port number is 10 or higher please change it to a port number < 10. To change the COM port number you open the...

  • Page 20: Starting The Device

    Operation 4.3 Starting the Device Connect the OXY MICRO via the supplied USB cable to a serial COM port of your PC / notebook. (Alternatively, You can connect the OXY MICRO via the RS232 cable to a serial COM port of your PC / notebook. Tighten the cable with the screws on your PC / notebook.)
  • Page 21 OXY MICRO Operation If the software is unable to detect the correct COM port, a message is displayed asking you to choose the right COM port. Fig. 19 Information dialog – choose the right COM port With a right mouse click onto...
  • Page 22 OXY MICRO Operation The window shown below is displayed after the connected transmitter got detected: Fig. 21 Initial display of OxyMicro - V7.0.0 Now connect the oxygen microsensor and temperature sensor to the respective connectors on the transmitter front panel.

  • Page 23: Calibration

    OXY MICRO Operation 4.4 Calibration Prior to measurements you have to calibrate the oxygen microsensor. Click the Calibration tab in the upper middle screen. Fig. 22 Calibration tab There are three different calibration modes:  With the setting calibrate with temperature sensor the current raw phase values of the oxygen microsensor are measured and stored.

  • Page 24: Calibration With Temperature Sensor

    OXY MICRO Operation 4.4.1 Calibration with Temperature Sensor Clicking the cal. button next to calibrate with temperature sensor opens the respective Calibration Menu dialog: 24681 57.28 25.4 Fig. 23 Dialog for calibration with temperature sensor Insert the current atmospheric pressure value.
  • Page 25 OXY MICRO Operation A warning message is displayed saying this will overwrite the existing calibration values; Continue and the 1st point values will be updated. Fig. 25 Calibration message window Set the second calibration point (100 % air sat.). Place the oxygen microsensor and temperature sensor in the medium for the second calibration point.

  • Page 26: Calibration Without Temperature Sensor

    OXY MICRO Operation 4.4.2 Calibration without Temperature Sensor Clicking the cal. button next to calibrate without temperature sensor opens the respective Calibration Menu dialog: 27852 27.67 Fig. 27 Dialog for calibration without temperature sensor Insert the current atmospheric pressure value.
  • Page 27 OXY MICRO Operation A warning message is displayed saying this will overwrite the existing calibration values; hit Continue and the 1st point values will be updated. Fig. 29 Calibration message window Set the second calibration point (100 % air sat.).

  • Page 28: Manual Calibration

    OXY MICRO Operation 4.4.3 Manual Calibration* Clicking on manual will open the respective Calibration Menu dialog: Fig. 31 Dialog for user defined calibration You can find calibration data on the Final Inspection Protocol delivered with your oxygen microsensor (see Fig. 32). Use the values in the grey highlighted boxes to fill in the Calibration Menu.
  • Page 29 OXY MICRO Operation Data Atmospheric pressure: 970 hPa Phase signal Valid range Temperature Valid range Amplitude [°] [°] [C°] [C°] [r.U.] cal 0 59.47 58.00 - 61.00 20.0 18.0 - 22.0 46450 0% air sat cal 2nd 29.27 27.00 - 30.00 20.0...

  • Page 30: Measurement

    OXY MICRO Operation 4.5 Measurement Press the Quick Start button to open the Measurement Assistant. Fig. 33 Quick Start button If no calibration has been performed or the software has been closed after calibration the following message showing the date of the last calibration is displayed: Fig.
  • Page 31 OXY MICRO Operation Fig. 35 Measurement Assistant dialog Sampling Rate Measurement frequencies from “fast sampling” up to 60 minutes can be selected. The speed in “fast sampling” mode is about 250 ms when no temperature sensor is connected and decreases to about 350 ms when connecting the temperature sensor or activating the analog output channels.

  • Page 32: Control Bar

    OXY MICRO Operation Logging Setup Measurements can be done with or without data logging. Subsequent data storage is not possible, if you do your measurements without data logging. If you select Measure & Log, click the file location button to choose a location for the measurement file and name it.
  • Page 33 OXY MICRO Operation Fig. 38 Numerical Display The temperature for temperature compensated measurement is displayed either “on-line”, if the temperature sensor is connected, or “off-line”, if the temperature sensor is not connected. In the upper right corner warning lights are displayed showing possible errors of the raw data (amplitude, phase, ambient light).

  • Page 34: Graphical Display

    OXY MICRO Operation 4.5.2 Graphical Display Fig. 41 Software display – Graphical display Different graphs (oxygen, phase, amplitude and temperature) can be displayed by activating them in the Charts menu. The respective graph will be shown in the graphical display.
  • Page 35 Instrument Info to get to this display. If you have any questions concerning your OXY MICRO oxygen transmitter, please contact our service team and have the software and transmitter information ready. info bar Fig. 43 INFO tab display and info bar...

  • Page 36: Subsequent Data Handling

    OXY MICRO Operation 4.6 Subsequent Data Handling Open Excel on your PC. Go to File Open and choose Files of type Text files. Fig. 44 Selecting file type Choose the measurement file you want to process. The Text Import Wizard opens;...
  • Page 37 OXY MICRO Operation Fig. 46 Text Import Wizard - Step 2 Your measurement data are displayed and can be processed now. In the head of the ASCII file (see Fig. 47), you find the Description of your measurement which you have entered when storing the file.
  • Page 38 OXY MICRO Operation Fig. 47 Example for a text file recorded with OxyMicro – V7.0.0 software...

  • Page 39: Analog Output

    If you have adjusted the desired settings of the analog outputs and want to connect the transmitter to a data logger, please close the software to store the settings before you disconnect the OXY MICRO from the computer. Fig. 48 Analog Choice dialog For more detailed information about analog output specifications please refer to chapter 5.2...

  • Page 40: Led Intensity

    OXY MICRO Operation 4.8 LED Intensity This function is for more experienced users to change the illumination level of the device. With a higher illumination level the signal-to-noise ratio can be improved, with a lower illumination level sensor bleaching can be avoided and its measurement stability prolonged.

  • Page 41: Software Menu Structure

    OXY MICRO Operation 4.9 Software Menu Structure Main Submenu 1 Submenu 2  Exit File closes the program.  Oxygen Charts  Phase displays or hides  Amplitude the respective  Temperature measurement graphs.  Zoom  AutoScaleY Display automatically scales the y-axis.

  • Page 42: Technical Data

    Technical Data OXY MICRO 5 Technical Data 5.1 Specifications OPTICAL SENSOR Oxygen sensor PSt1 Optical connector ST compatible, Core / Center 100 / 140 Channels LED peak wavelength 505 nm TEMPERATURE SENSOR Potentiometric temperature sensor Range 0 – 50 °C (Pt 1000) ±...
  • Page 43 Technical Data OXY MICRO DIGITAL INTERFACE Serial communication a) RS232 serial interface 19200 Baud (Databits 8, Stoppbits 1, Parity none, Handshake none) b) USB interface Transmitter port RJ11 4/4 socket Serial interface cable to PC RJ11 4/4 to DSub9 USB interface cable to PC...
  • Page 44 Technical Data OXY MICRO OPERATION CONTROL LED at the front panel Device off Green Device on Orange Standby DIMENSIONS / WEIGHT 185 mm x 110 mm x 45 mm 630 g...

  • Page 45: Analog Output And External Trigger

    Technical Data OXY MICRO 5.2 Analog Output and External Trigger The OXY MICRO is supplied with a dual programmable 12 bit analog output with galvanic isolation and an external trigger input. ANALOG OUTPUT Channels Dual voltage outputs Output range 0 – 4095 mV...
  • Page 46 Technical Data OXY MICRO EXTERNAL TRIGGER INPUT Channels Single input Socket type BNC connectors Input voltage range TTL-compatible, up to 24 V Trigger mode Low-High-Low (Input must be kept Low for at least 50 µs) Normal state No current Galvanic isolation...

  • Page 47: Operational Notes

    After 5 min. stable measuring values will be obtained. 6.4 Power Adapter OXY MICRO always has to be used with the original power adapter (100 - 240 VAC; 47 - 63 Hz; 18 V / 0.83 A; type TR15RA180) which is supplied.

  • Page 48: Service

    Operational Notes OXY MICRO 6.8 Service Alignment, rework or repair work may only be carried out by a suitable qualified technician, trained by us. The safety of the user may be endangered, e. g., if the device  Is visibly damaged;...

  • Page 49: Ce And Fcc Conformity

    CE and FCC Conformity OXY MICRO 7 CE and FCC Conformity CE Conformity The equipment is confirmed to comply with the requirements set out in the Council Directive relating to Electromagnetic Compatibility (2004/108/EEC) and for Low Voltage (2006/95/EEC). For the evaluation of above mentioned Council Directives following...

  • Page 50: Concluding Remarks

    8 Concluding Remarks Dear Customer, With this manual, we hope to provide you with an introduction to work with the OXY MICRO fiber optic oxygen transmitter. This manual does not claim to be complete. We are endeavored to improve and supplement this version.
  • Page 51 WPI shall not be liable for any damages, whether direct, indirect, special or consequential arising from a failure of this product to operate in the manner desired by the user. WPI shall not be liable for any damage to data or property that may be caused directly or indirectly by use of this product.
  • Page 52 175 Sarasota Center Blvd., Sarasota FL 34240-9258 Tel: 941-371-1003 • Fax: 941-377-5428 • E-mail: sales@wpiinc.com 1 Hunting Gate, Hitchin, Hertfordshire SG4 0TJ Tel: 44 (0)1462 424700 • Fax: 44 (0)1462 424701 • E-mail: wpiuk@wpi-europe.com Germany Pfingstweide 16, D-61169 Friedberg (Hessen), Germany Tel: +49 (0)6031 67708-0 •...

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