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AQUANTIS MICROFREEZE User Manual Download Page 26

 

www.aquantis.org

 

 

Microfreeze User’s Guide

 

 

26

 

 

6.

 

MIN  ALLOWED  PRODUCT  THICKNESS:  This  is  a  criterion  on  the  product  thickness  based  on  which 
products can be accepted or rejected in dynamic mode of operation. 
 

7.

 

MAX  ALLOWED  PRODUCT  THICKNESS:  This  is  a  criterion  on  the  product  thickness  based  on  which 
products can be accepted or rejected in dynamic mode of operation. 
 

8.

 

VOLUMETERIC  FRACTION  OF  PRODUCT  INGREDIENTS:  The  volumetric  fractions  of  the  main  product 
ingredients need to be specified to calculate the LOF value for that given product. 
 

9.

 

SCATTERING  LOSS  PARAMETER  1:  The  product  will  introduce  scattering  losses  which  need  to  be 
compensated. Scattering losses are inserted in dB. 
 

10.

 

SCATTERING  LOSS  PARAMETER  2:  The  product  will  introduce  scattering  losses  which  need  to  be 
compensated. Scattering losses are inserted in dB/mm. 
 

11.

 

CURRENT VALUES IN THE DATABASE 
 

12.

 

STORE NEW VALUES IN THE DATABASE 
 

13.

 

FULLY FROZEN REFERENCE PRODUCT 

–

 CALIBRATE NOW: Static mode calibration of the sensor by taking 

a fully frozen product as a reference. 

 

F

IGURE 

18:

 

P

RODUCT SPECIFICATIONS PAGE 

-

 PART 

2/2. 

A second part of the webpage contains the autoconfiguration and visualisation of the settings: 

14.

 

AUTOCONFIGURATION WIZARD: See section 7.3.4.6 for more information. 

Summary of Contents for MICROFREEZE

Page 1: ...MICROFREEZE USER S GUIDE Document No MICROFREEZE2019 1 April 2019 ...

Page 2: ...ct information Aquantis S A EPFL Innovation Park Bâtiment C CH 1015 Lausanne Switzerland Tel 41 79 159 97 25 Aquantis Belgium B V B A Generaal De Wittelaan 17C B 2800 Mechelen Belgium Tel 32 15 68 24 21 E mail info aquantis org Website www aquantis org ...

Page 3: ...ation and integration 9 6 1 Installation guidelines 9 6 2 Power supply cables 10 6 3 Data interconnection 11 7 Operation 12 7 1 Sensor power on and shutdown 12 7 1 1 Power on 12 7 1 2 Shutdown 12 7 2 Connectivity 12 7 2 1 Connecting to the sensor via a PC 12 7 2 2 Connecting to the sensor via the network infrastructure 13 7 3 User Interface 14 7 3 1 Introduction 14 7 3 2 Description of operation 1...

Page 4: ...9 3 Repairs 34 10 Technical data 35 10 1 General specifications 35 10 2 Electrical specifications 35 10 2 1 High frequency electronics GHz Technology 35 10 2 2 Low frequency electronics 35 10 3 Mechanical specifications 36 10 3 1 Materials 36 10 3 2 Computer box 36 10 3 3 HF measurement units 37 ...

Page 5: ...sted in this user guide corresponds to the information available at the time of going to press Therefore legal claims cannot be made based on the technical data illustrations and information contained in the user guide The following nomenclature will help when reading this user guide 2 2 Nomenclature BMU bottom measurement unit emitter of receiver unit placed underneath the conveyor belt CSV comma...

Page 6: ...al or consequential damages arising out of resulting from or any way connected to the use of the sensor whether or not based upon warranty contract tort or otherwise whether or not injury was sustained by persons or property or otherwise and whether or not loss was sustained from or arose out of the results of the item or any services that may be provided by Aquantis ...

Page 7: ... See page 2 for the appropriate contact information 4 2 Laser classification Class II The Microfreeze sensor system includes a visible class 2 laser for measuring the product layer thickness The laser beam is normally pointed downwards to the conveyor belt on which the products pass Do not stare into the beam or direct the beam to anyone s eyes WARNING Do not directly view or point the laser point...

Page 8: ...mage that is visible externally proceed as follows Do not accept the delivery or only do so conditionally Note the scope of damage on the transport documents or on the transport company s delivery note Contact Aquantis Complaints regarding defects should be filed as soon as these are detected Damage claims are only valid before the applicable complaint deadlines 5 3 Storage Store the sensor under ...

Page 9: ...n guidelines In case a conveyor belt is used the conveyor belt material should be rather transparent for microwaves The insertion loss caused by the belt may not exceed 3 dB Most plastic conveyor belt materials comply with this requirement metal conveyor belts don t The HF emitter is mounted as close as possible above or underneath the conveyor belt or products by which sufficient space should be ...

Page 10: ...al unit in the vicinity of the TMU and BMU with the cable glands pointed towards the floor Please foresee a save and easy access to the TMU BMU and the computational unit to facilitate the maintenance on the MICROFREEZE measurement system FIGURE 2 STAINLESS STEEL BASE PLATE FOR MOUNTING THE SENSOR MODULE AND THICKNESS SENSOR The conveyor belt thickness at the electromagnetic axis should be constan...

Page 11: ...DISTANCE SENSORS THE LASER POINT OF THE DISTANCE SENSOR IS POINTED AT THE CENTRE REGION OF THE PRODUCT SECTION D SHOWS THE INAPPROPRIATE POSITIONING OF THE DISTANCE WHICH RESULTS IN WRONG MEASUREMENTS 6 2 Power supply cables The Microfreeze is powered via the computer unit which further distributes the power to the distance sensor emitter and receiver units Figure 4 shows the incoming power red an...

Page 12: ... phase takes a few minutes If the system doesn t respond proceed to section Unexpected stop and restart 9 1 Unexpected stop and restart CAUTION If any smoke or unusual odours are detected disconnect the device from the electrical outlet and contact Aquantis immediately See page 2 for the appropriate contact information 7 1 2 Shutdown The Microfreeze sensors software needs to be shutdown properly p...

Page 13: ...r direct interconnection to a windows PC a fixed IP address need to be used 192 168 3 100 To do so one need to change the Ethernet adaptor settings as follows STEP 1 Open the Network and sharing centre STEP 2 Select change adaptor settings STEP 3 Select the Ethernet connection to which the sensor will be connected to the PC Right click on the connection and select properties from the drop down men...

Page 14: ...or can be connected to the network infrastructure to access it from a distance e g by means of a PLC The sensor is equipped with a DHCP client to negotiate an IP address within the network domain Depending on your IT infrastructure it can be useful to assign a fixed IP address to the sensor based on its MAC address xx xx xx xx xx xx This can typically be set as a rule at the router side STEP 1 con...

Page 15: ... 3 4 6 7 3 2 2 Run the system 1 Once the system is set up go to logging centre and switch on the data acquisition by clicking on the logging button see section 7 3 4 8 At this moment the data is recorded and saved in txt files The directory gives you access to the files and allows you to open them 2 To stop the data acquisition function re click on the logging button 7 3 3 Display The display is i...

Page 16: ...s specified in the product database causes Wrong product selection or database parameters Product is not placed correctly under the sensor Thickness sensor needs calibration execute the thickness calibration wizard Product to thick Measured product thickness maximum product thickness specified in the product database causes Wrong product selection or database parameters Multiple products are stack...

Page 17: ...www aquantis org Microfreeze User s Guide 17 FIGURE 9 LCD DISPLAY DATA SCREEN ...

Page 18: ...HBOARD home page freely accessible read only CONTROL CENTER password protected read write o LINK TO NO PRODUCT and FULLY FROZEN PRODUCT Calibration o LINK TO Thickness sensor calibration wizard o LINK TO Product specifications signal processing LINK TO Product signal processing wizard SETTINGS password protected read write LOGGING CENTER password protected read write ABOUT freely accessible read o...

Page 19: ...the product database can be selected 2 OPERATION MODE shows the mode of operation of the sensor In static mode of operation the sensor is continuously publishing new measurement values This mode is intended to be used for at line measurements where the product under test is statically placed underneath the sensor s aperture In dynamic mode of operation the sensor is analysing each interaction of p...

Page 20: ...tem continues in the background Unchecking the tick box resumes the chart update 11 STATIC MODE NO PRODUCT CALIBRATION Disabled feature on the DASHBOARD page can be accessed by the CONTROL CENTER page This feature can only be used in static mode and is used for immediate calibration in absence of a product to correct for the effects of the conveyor condensation etc 12 STATIC MODE FULLY FROZEN PROD...

Page 21: ...ess 16 DOWNLOAD control to download to current LOF data shown on the LOF history chart as a CSV file 17 DELETE Disabled feature on the DASHBOARD page can be accessed by the CONTROL CENTER page control to clear to LOF chart data by resetting all data to 0 7 3 4 3 Control centre Protection level password protected To get access to the control centre page the user will be prompted for a username and ...

Page 22: ...ibration wizard Protection level password protected The product thickness sensor calibration wizard starts with an introduction describing the prerequisites that needs to be fulfilled prior to continue with the thickness calibration procedure as illustrated in Figure 12 The product thickness sensor calibration procedure requires one or two non transparent reference objects with known thicknesses T...

Page 23: ...hat the red laser spot is clearly visible on the top surface of the object This is illustrated in Figure 13 FIGURE 13 THICKNESS SENSOR CALIBRATION WIZARD REFERENCE 1 Next the exact thickness of the reference object needs to be provided in mm with a precision of 1 digit after the comma The same procedure is repeated for the second reference object see Figure 14 Figure 16 FIGURE 14 THICKNESS SENSOR ...

Page 24: ...www aquantis org Microfreeze User s Guide 24 FIGURE 15 THICKNESS SENSOR CALIBRATION WIZARD REFERENCE 2 FIGURE 16 THICKNESS SENSOR CALIBRATION WIZARD THICKNESS OF REFERENCE 2 ...

Page 25: ...hich is used to refer to the product 3 CHARACTERISTIC THICKNESS This is a fixed thickness in mm associated to the product This is especially suited for artificially shaped product with a well defined geometry 4 THICKNESS SOURCE SELECTION Here you can choose to use the measured thickness from the distance sensor or the characteristic thickness value from the database to perform the LOF calculation ...

Page 26: ...that given product 9 SCATTERING LOSS PARAMETER 1 The product will introduce scattering losses which need to be compensated Scattering losses are inserted in dB 10 SCATTERING LOSS PARAMETER 2 The product will introduce scattering losses which need to be compensated Scattering losses are inserted in dB mm 11 CURRENT VALUES IN THE DATABASE 12 STORE NEW VALUES IN THE DATABASE 13 FULLY FROZEN REFERENCE...

Page 27: ...es whether a product can be accepted for measurement based on its measured product interaction time This selection mechanism eliminates low quality measurements characterized by a lower higher than expected interaction time e g a measurement on the edge of the product 19 RELATIVE AVERAGING FILTER STRENGTH This is the relative fraction of the products lateral characteristic dimension that will be a...

Page 28: ...roducts showing a non ideal interaction with the sensor e g an interaction time outside the expectation range should not be accepted for measurement The acceptance interval needs to be specified in step 3 of the wizard see Figure 21 FIGURE 21 AUTO CONFIGURATION WIZARD ACCEPTANCE INTERVAL STEP 3 6 In step 4 the averaging intensity needs to be specified This value is relative to the product size int...

Page 29: ...O CONFIGURATION WIZARD FILTER INTENSITY STEP 4 6 In step 5 the number of products to be averaged for the LOF calculation needs to be specified FIGURE 23 AUTO CONFIGURATION WIZARD PRODUCT AVERAGING STEP 5 6 FIGURE 24 AUTO CONFIGURATION WIZARD OVERVIEW STEP 6 6 ...

Page 30: ...s automatically FIGURE 25 TCPIP SETTINGS PAGE 7 3 4 8 Logging center Protection level freely accessible The logging center page allows to log measurement data to files stored on the MICROFREEZE sensor When logging is active the sensor starts automatically a new logging file every 10 min The file name of every logging file comprises the timestamp at the time of closing the file The MICROFREEZE has ...

Page 31: ... TIME setting the data acquisition vs time in the graph 14 5 DATA ACQUISITION VS TEMPERATURE setting the data acquisition vs temperature in the graph 14 6 X AXIS Set the parameter of the horizontal axis 7 Y AXIS Set the parameters of the vertical axes with Y1 on the left side and Y2 on the right side on the graph 8 REFRESH Refreshes the graph 9 CLEAR Clears the graph without removing the current a...

Page 32: ...t only be visible after refreshing the directory tree by closing and opening the Measurements directory 13 CHART OPTIONS The chart can be paused temporarily to allow zooming or other actions The data acquisition continues in the background Once unticked all data is displayed The single axis option allows to have a single axis 14 CHART Chart displaying the data points 7 3 4 9 About Protection level...

Page 33: ...ity X 0 8 products 2X 5 UINT16 LOF value min 1000 permille 6 UINT16 Product thickness thickness x 10 1 mm 7 UINT16 Products detected 0 216 1 8 UINT16 Products accepted 0 216 1 9 UINT16 Static signal output validity 0 not valid 1 valid 10 UINT16 Dynamic signal output validity 0 not valid 1 valid 11 UINT16 Sensor heart beat auto initialized to 1 at start up writing 0 to this register results in sens...

Page 34: ...s can be used which are not compatible with polytetrafluoroethylene PTFE or stainless steel AISI 304 materials 8 2 Yearly maintenance A yearly maintenance is mandatory to guarantee proper system performance during the 10 year life expectancy of the Microfreeze No specific tools nor material are supplied for yearly maintenance Only Aquantis engineers or Aquantis certified engineers are allowed to c...

Page 35: ...bration wizards see section 7 3 4 4 The thickness sensor calibration wizard 5 Check if the clock in the top right of the web page is stopped functioning If the clock stopped proceed to step 3 If the clock displays the correct time proceed to step 4 6 Perform a hard refresh of the webpage which is on a typical Windows PC done via the key combination CTRL F5 7 Try to shut down the system using the w...

Page 36: ... based HF emission Sensors spot size product About 10 cm 10 2 2 Low frequency electronics 10 2 2 1 Power connectivity Input AC Single Phase 100 240V 0 5A 50 60 Hz 10 2 2 2 Data connectivity interface Ethernet RJ45 plug Industrial interface MODBUS TCP IP server Web server based user interface Remote interaction with the sensor via a browser DHCP client Automatic negotiation of IP address 10 2 2 3 D...

Page 37: ...less steel housing AISI 304 IP66 Cable glands Hygienic food grade stainless steel cable glands EM output cap Polytetrafluoroethylene PTFE Fixation Stainless steel spacers M10 Sealing White EPDM flat seals for HF box covers EM output cap 10 3 2 Computer box Weight order of magnitude of 30 kg FIGURE 28 COMPUTER UNIT OUTER DIMENSIONS ...

Page 38: ... org Microfreeze User s Guide 38 10 3 3 HF measurement units Figure 29 shows the outer dimensions of both the emitter and receiver Weight per unit order of magnitude of 5 kg FIGURE 29 RECEIVER UNIT OUTER DIMENSIONS ...

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