Perten DA 7440 User Manual
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Perten DA 7440 User Manual

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DA 7440 User Manual v.1.1 Aug 2015
DA 7440
User Manual
1 (48)

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Summary of Contents for Perten DA 7440

  • Page 1 DA 7440 User Manual v.1.1 Aug 2015 DA 7440 User Manual 1 (48)
  • Page 2 DA 7440 User Manual v.1.1 Aug 2015 (Intentionally blank) 2 (48)

  • Page 3: Safety Instructions

    Protecting the PC from virus, trojans and other malware is the responsibility of the customer. The PC as supplied does not contain any anti-virus protection. Should it be a wish to install antivirus software, Perten can be of assistance, but cannot assume responsibility for any system malfunction, should the selected software conflict or otherwise cause difficulties.

  • Page 4: General Description

    2.2 System features overview The DA 7440 is designed to measure on-line on a wide range of products passing under the measurement sensor as they are conveyed through a process. The instrument is designed to be easy to use, robust and to require a minimum of regular maintenance in the demanding plant environment.

  • Page 5: Copyright And Liability

    Instruments, in our information material, or information provided by any employee, broker, or distributor of Perten Instruments, are a guide in the use of this product and are not a guarantee to their performance since Perten Instruments has no control over its use. In no event shall...

  • Page 6: Table Of Contents

    8.6 Spare parts list ..........................37 9. Extended configuration ....................38 9.1 Connecting DA 7440 sensor......................38 9.2 DA 7440 sensor IP configuration ....................39 9.3 Product Detection ........................... 40 9.4 Product Movement Detection ....................... 41 9.5 Updating Calibration models ......................42 9.6 Integration of measurement results ....................
  • Page 7 DA 7440 User Manual v.1.1 Aug 2015 10. Troubleshooting ......................43 10.1 Instrument status overview ......................43 10.2 Communication error ........................45 11. Technical specifications ....................46 7 (48)

  • Page 8: Setting Up The Instrument

    The sensor, PC, cabinet or at-line displays must not be placed in explosive environment. 4.2 Overview of installation pre-requisites The DA 7440 Sensor is designed to measure at a distance of 250 mm above a moving product. Measurement light spot is illuminated and measurements shall be made on the product within illuminated area.

  • Page 9: 7440 Nir Sensor

    DA 7440 User Manual v.1.1 Aug 2015 4.3 DA 7440 NIR Sensor Front and rear of instrument, overview of key parts and dimensions. Front of instrument: Lid for Lamp replacement Handle and holder for mounting bar Light tower for instrument status indication.

  • Page 10: Junction Box And Instrument Pc

    The PC runs the operating software ProcessPlus on a Windows 7 platform. This computer is placed in the junction box or optionally in a server room. As an alternative of using the Perten supplied dedicated PC, the Process Plus software can be installed on a partition in a server.

  • Page 11: Network Set-Up

    IP addresses or to a Dynamic Host Configuration Protocol (DHCP) server that can give IP addresses on long term lease. The DA 7440 Instrument PC and sensor are by default configured with static IP addresses. Instrument PC default IP address is 192.168.1.3.

  • Page 12: Process Plus Operational Overview

    5. Process Plus Operational Overview 5.1 Overview The DA 7440 On-Line runs on a Windows 7 operating platform. The Process Plus software operates and is the graphical interface for Perten Process Instruments. Measurement results can be observed, production trends followed and validation samples collected.

  • Page 13: View Measurement Results

    DA 7440 User Manual v.1.1 Aug 2015 5.3 View measurement results When logged on to the system the main interface screen, Results, will be shown with current measurement values. Measurements will update according to set interval. The picture below show a typical interface screen, with product and measurement results.
  • Page 14 DA 7440 User Manual v.1.1 Aug 2015 If Targets and alarm levels are activated, displayed values will be shown together with indicator if parameters is measured within specifications. Green indicates within specification, yellow on warning limit and red out of upper or lower specification. See chapter 6.2 for setting levels.

  • Page 15: Select Product Setting To Use

    DA 7440 User Manual v.1.1 Aug 2015 5.4 Select product setting to use Measurement calibrations and configurations for each product is set-up in Analysis Profiles. The instrument is set-up to auto start on the last analysis profile in which measurements were done.
  • Page 16 DA 7440 User Manual v.1.1 Aug 2015 Selection in graph allows for zooming. Exit zoom by pressing reverse symbol. The graph is either auto scaling to follow the changes in each parameter or set to specific ranges if these are defined. Alarms and Warning can be visualized to show when production is within specifications.
  • Page 17 DA 7440 User Manual v.1.1 Aug 2015 Setting the cursor in the graph displays a line and the measurement results at the selected time. Number of parameters shown, displayed time period and statistics option are set in the Display settings Time span shown can be selected from drop down menu.

  • Page 18: Grab Sample Collection

    DA 7440 User Manual v.1.1 Aug 2015 Activating show statics tab allows for observing statcisics of measurement in current batch in the trend chart Average measurement result, standard deviation, minimum, maximum and range in current batch is displayed. Re-selecting the product or selecting a new product reactivates the statistics.
  • Page 19 DA 7440 User Manual v.1.1 Aug 2015 The measurement profile can be set-up to include optional sample-id. If not enough product was present or if instrument was running self-test during the sampling a sampling Failed indication will be shown. Verify that product is present, unit is in measurement mode Running and sample again.

  • Page 20: Measurement Set-Up

    Changing instrument settings requests an Administrator password. Contact your Perten instruments office or local Perten instrument partner for obtaining the Administrator password. Once signed in as Admin as sign in confirmation will be shown in interface. Press Sign out to exit Admin log on.

  • Page 21: Analysis Profiles Settings

    After editing settings, press Update to activate the profile with the new settings. Return to measurement view by pressing Dashboard. Description of the profile settings are summarized below. Caution: Settings for referencing, normalization, measurement filtering and sampling should not be changed unless instructed so by a Perten Applications or Service specialist. 21 (48)
  • Page 22 DA 7440 User Manual v.1.1 Aug 2015 Profile/Product name Product type. E.g Pellet, meal, chips, flour. Interval of internal automatc reference. Activation of instrument optical normalisation for making units similar. Enable /disable sample id entering of grab samples Interval of measurement presentation and export to external integration output.

  • Page 23: Sample Collection Settings

    6.4 Bias adjustment In order to correct for systematic differences between laboratory results and DA 7440 NIR measurements a Bias can be set. The Bias Adjustment function facilitates quick and easy adjustments, should this become necessary.

  • Page 24: Reporting And Data Export

    DA 7440 User Manual v.1.1 Aug 2015 Select settings and export menus by selecting Tools and settings tab and Bias Adjustment menu. Select Analysis profile in which to set adjustment. Select which samples to include in adjustments. Calculated bias is shown; apply each bias by selecting Apply bias tab. The bias to apply can also be manually entered.

  • Page 25: Exporting Grab Samples Results And Corresponding Measurement Spectra

    DA 7440 User Manual v.1.1 Aug 2015 Batch reports Measurement results summaries for specific products or batches are by the Show batch reports tab Information integration Measurement results, instrument status indications and external control is available for integration to external control systems through the Process Plus SQL database, OPC-DA server and XML files output.
  • Page 26 DA 7440 User Manual v.1.1 Aug 2015 Search time period in which samples for export have been collected. Mark samples manually or using Check all /Check all but empty tabs. Export to JCAMP or CSV file. The CSV file contains all sample information and is the preferred alternative.

  • Page 27: Exporting Measurement Results

    DA 7440 User Manual v.1.1 Aug 2015 7.4 Exporting measurement results Select the profile and time range of measurements to export from drop down menus. Press the export button to download a .csv file with the measurement results. 7.4 Exporting measurement spectra Record logs of spectral readings and instrument measurements are accessible selecting settings tab and Measurement spectra .

  • Page 28: Batch Reports

    DA 7440 User Manual v.1.1 Aug 2015 Search time period. Predicted and Published measurements done in the specified time period are shown. Predicted measurements correspond to single measurements ( not averaged ) done at high speed, on average ~30 times per second. Published measurements are averaged /median filtered measurements presented in interface.
  • Page 29 DA 7440 User Manual v.1.1 Aug 2015 Batches are separated based on when new products are activated, either new ones or by re- selecting the current product. Select the batch time period to display. Summarized results of the measurements in the selected batch is displayed.

  • Page 30: Maintenance

    8.1 DA 7440 Maintenance overview Technical maintenance The DA 7440 instrument is designed robust and to require a minimum of regular maintenance in the demanding plant environment. The instrument has an internal optical reference and Xenon light system for continuous ensuring of instrument performance. If instrument errors occur are notifications shown in the process Plus interface.

  • Page 31: Instrument Cleaning

    The DA 7400 instrument is dust tight. Liquid protection is dependent on instrument model and closing of protectors. The DA 7440 General purpose, GP model is ingress protected according to IP code 65, IP67 with closed connectors. The DA 7400 Sanitary design, SD version is ingress protected according to IP code 69K.

  • Page 32: Replacing The Lamp

    5. Attach the air purge by fitting its side to the instrument and rotating it counterclockwise. 8.4 Replacing the lamp The DA 7440 instrument halogen lamp has a limited life, estimated to 12000 hours. Replace it by following the listed steps.
  • Page 33 DA 7440 User Manual v.1.1 Aug 2015 4. Loosen the screws to the lamp holder plates on each side. 5. Turn away the holder plates and remove the screws holding the lamp. 6. Disconnect and replace the lamp. 33 (48)
  • Page 34 DA 7440 User Manual v.1.1 Aug 2015 7. Attach the screws and plate holding the lamp. Attach the gasket and top cover plate. 34 (48)

  • Page 35: External Check Sample

    Instrument – Laboratory measurements comparisons. As a guideline - stability should be below 1% deviation. Contact your Perten instruments office or local partner if the deviation exceeds 1%.
  • Page 36 DA 7440 User Manual v.1.1 Aug 2015 6. Historical measurement results are displayed and shown in graph. Results can be exported to .csv file. 7. Activating or re-setting the reference measurement is done by pressing Start new external reference. Re-setting the external reference removes previous measurements.

  • Page 37: Spare Parts List

    DA 7440 User Manual v.1.1 Aug 2015 8.6 Spare parts list Part no. Description 25051 Halogen lamp 21764 XE-Lamp 25362 Output window Sapphire 25723 Output window standard 27432 Connector cover assy. 27531 Gasket Inlet box 27693 Sensor Mainboard 28364 Lamp cable...

  • Page 38: Extended Configuration

    9. Extended configuration 9.1 Connecting DA 7440 sensor The DA 7440 sensor and interface PC are by default configured with static IP addresses. The sensor IP address is linked to the instrument computer using a function in the Process Plus.

  • Page 39: 7440 Sensor Ip Configuration

    Putty.exe is installed on the Instrument computer. 9.2 DA 7440 sensor IP configuration Changing network configuration on the DA 7440 sensor is done through a SSH client. Putty.ex is installed on the Instrument PC. Summarized steps in setting IP address configuration through the SSH client are given below: 1.

  • Page 40: Product Detection

    4. Change the IP address using the procedure above. 9.3 Product Detection The DA 7440 instrument can detect if measurements are being done on product or empty conveyor belt, dirt or other material, excluding the erratic readings before presenting results.

  • Page 41: Product Movement Detection

    Select save and Dashboard to return to main screen. 9.4 Product Movement Detection The DA 7440 is designed to measure on a moving product, an internal function allows for measurements to start-stop measure based on the product flow. Configuration of the product movement detection is made through a tools and settings function.

  • Page 42: Updating Calibration Models

    DA 7440 User Manual v.1.1 Aug 2015 9.5 Updating Calibration models Calibration files are by default named as product type, paramether name and optional extra abbreviation. They are in format .jhr or .unsb and are activated using measurement profiles in .xml format.

  • Page 43: Integration Of Measurement Results

    Each time a measurement is published, the file is overwritten. Results from samples collection are also written into a XML file on the DA 7440 computer or server. The exported file is written in the directory C:\Perten\ProcessPlus\Results\Sample in a file named sample.xml...
  • Page 44 DA 7440 User Manual v.1.1 Aug 2015 -In order for the instrument to operate in an optimal manner it is set up to automatically run periodic self-tests. The status of the instrument during these tests is Baseline. -If the internal tests in the instrument indicates an error is the status Error displayed.

  • Page 45: Communication Error

    DA 7440 User Manual v.1.1 Aug 2015 Sensor restart Unplug the sensor power cable. If the sensor is connected to the Junction box, powering Off-On for 3 seconds will re-start the sensor. Computer shut down/restart. Junction box includes a UPS with automatic PC shutdown function. Powering of the junction box will shut down the computer within three minutes.

  • Page 46: Technical Specifications

    DA 7440 User Manual v.1.1 Aug 2015 11. Technical specifications Power requirement sensor: 24 V DC Power requirement cabinet 115 -230 V AC, 50-60 HZ Sensor compressed air ( Air purge ) 4 bar (60 psi) Sensor Dimensions ( HxWxD )
  • Page 47 DA 7440 User Manual v.1.1 Aug 2015 (Intentionally blank) 47 (48)
  • Page 48 DA 7440 User Manual v.1.1 Aug 2015 Perten Instruments AB Box 9006 S-126 09 Hägersten SWEDEN Tel +46 8 50580906, E-mail: info@perten.com Web: www.perten.com 48 (48)

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