Feltest PresScan™ Instruction manual
Contents
1. e FELIEST equipment 8 TECHNICAL ASSISTANCE All countries of the world excluding the countries mentioned underneath FELTEST EQUIPMENT BV Bijenkorf 55 NL 6961 PA Eerbeek The Netherlands Phone 31 313 652 215 Fax 31 313 654 068 e mail service feltest com Web www feltest com Contact Mr Marcel Lensvelt Canada United States Mexico Australia China CRISTINI NORTH AMERICA INC GIUSEPPE CRISTINI S P A 700 Cristini Blvd Via Bombardieri 5 Lachute QC J8H 4N3 Canada 24020 Fiorano al Serio BG Italy Phone 1 450 562 5511 Phone 39 035 715111 Fax 1 450 562 5055 Fax 39 035 711451 e mail jfeola cristini com e mail presscan cristini it Web www cristini com Web www cristini com Contact Mr John Feola Contact Ms Michela Dentella Japan Russia NOMURA SHOJI CO LTD UNITSERVICE LTD 3 15 2 Nihonbashi Chuo Ku Basseynaya 53 103 0027 Tokyo Japan 196135 St Petersburg Russia Phone 81 3 3275 8001 Phone 7 812 3350085 Fax 81 3 3275 8005 Fax 7 812 3350085 e mail nsO1 nomurashoji com e mail nikolay syomin feltrimarone spb ru Web www nomurashoji com Contact Mr Masaru Futaba Contact Mr Nikolay Syomin FELIEST equipment 9 WARRANTY TERMS Feltest Equipment BV warrants the proper execution of the agreed performance as described in chapter 1 of this manual for a period of twelve months after delivery Feltest Equipment BV warrants that the goods are of good quality2. A WARNING Obviously a higher backlight intensity will lead to higher energy consumption and thus reduced operating time 4 4 5 Miscellaneous Setup gt Miscellaneous The miscellaneous submenu allows the user to modify some additional features of the PresScan Select the desired item using the A and Y buttons e Auto power off this option is used to set the PresScan s automatic power off function when the instrument is not used for a pre set amount of time By pressing Enter the function will be enabled on or disabled off Setting this option to ON will reduce the power consumption and as the PresScan is immediately ready for use after start up it has no disadvantage e Time auto power off here the waiting period is set before the PresScan switches off automatically when Auto power off is enabled By pressing Enter the cursor will move to the numeric value This value is the waiting time in minutes after the last button was pushed Change the value with the A and Y buttons and confirm with Enter or discard by using the Clear button be FELIEST equipment e Measurement This function sets how the Measure buttons in the handle bar will behave when the user wants to start stop a measurement Two options are available o PRESSED the PresScan performs a measurement as long as one or two of the Measure buttons in the handle bar are being pressed As soon as both buttons are released the measur
3. B2 B3 B4 BX cs Hsec SEC BLOCK N MIN HOUR DAY YEAR MONTH YEAR LOW TEMP NUM BYTE LOW TEMP HIGH NUM BYTE HIGH TYPE a BX cs The CS of each block refers to the byte highlighted in Bold After each CS the instrument awaits an acknowledgement 5A prior to transmit the next block The field TYPE describes the measurement properties or flag according the following definition BIT7 BIT6 BITS BIT4 BIT3 BIT2 BIT1 BITO xX X X X X BC AC MD CD M A X not used M A 0 Measure 1 Append applies to a measurement that was temporarily stopped because the Measure button was released and then continued MD CD 0 MD Machine Direction profile 1 CD Cross Machine Direction profile BC AC 0 BC Before Conditioning 1 AC After Conditioning When a measure is requested and its calibration table is no longer available on the instrument it will be sent an empty table block with the following data format where the byte are all placed at 0x00 1D ID Ploor CS 0 low high 0 0 Sete 8217 byte FELIEST equipment A 4 Index Measure format version 1 0 The total number of bytes in the command header corresponds to the byte showed in this table 8 100 800 If the measure is empty the instrument transmits 11 X characte
4. The user must be properly trained be aware of possible risks and dangers and must take all possible precautions required to perform safe measurements Anini The PresScan user must take all the possible safety precautions to prevent protective clothing or the PresScan and its accessories from being trapped or caught in the moving parts of the machine on which the instrument is used A WARNING The use of mobile phones during the data acquisition can affect the measurement results 3 5 1 Comparing measurements with the split screen function With the split screen function it is very easy to compare two stored profiles with each other To start the split screen function first move the cursor P to the memory position number section of the PresScan menu figure 11 Select the first measurement number to be compared using the A and Y buttons Figure 11 select 1st measurement Then press one of the two Measure buttons in the handle bar The graph area is now split in an upper and lower half figure 12 and also the cursor chances from P into A to indicate select the measurement for the top half of the screen or Y for the bottom half Figure 12 top half shows nr 1 bottom half shows nr 2 16 FELIEST equipment As can be seen in the red circles in figure 12 on the left hand side of the graph area is a marker A or W displayed This marker indicates which half of the split screen is the acti
5. The connector is ONLY waterproof with the mounted screw cap A CAUTION Do NOT open the instrument for any reason this will void the warranty Only the battery compartment is excluded from this disclaimer 5 1 Replacing the rechargeable batteries The PresScan is using rechargeable NiMH batteries As with all rechargeable batteries the number of times that they can be recharged is limited If the batteries wear out very fast after a full charge it is time to replace them In order to replace the batteries proceed as follows 1 2 Switch off the PresScan Open the bottom cover see figure 20 to access the battery compartment by removing all the screws with an appropriate screwdriver Unlock the battery pack by releasing the clamp Disconnect the battery pack 5 Replace the exhausted battery pack with new batteries of the same type see chapter 7 1 or equivalent paying attention to the polarity and connections A completely new battery pack is available at Feltest Equipment under product code 200107 6 Reconnect the battery pack 7 Lock the battery pack with the clamp 8 Close the battery compartment with the cover applying moderate force to tighten the screws tight the screws in a diagonal mode as shown in figure 20 in order to evenly distribute the pressure on the compartment cover Figure 20 closing the battery compartment 24 FELIEST equipment 5 2 Calibration chec
6. a dedicated microprocessor This allows the instrument to be particularly non sensitive to water on the surface of the press felt and to achieve the fastest sampling rate available 1500 samples per second Unlike traditional sensors with a microwave resonance chamber the PresScan micro wave sensor is fully digital and not sensitive to temperature variations Furthermore it is lightweight and very reliable The instruments memory module of 32 MB has enough Capacity to store up to 180 minutes of data The graphical display shows the profile during the measurement in real time and consumes only limited battery power The PresScan is immediately ready for use after it has been switched on it does not require any particular start up calibration 2 2 Scope of delivery The Feltest PresScan comes in a robust carrying case In the case are 1 PresScan portable moisture meter 1 battery charger with PresScan connector 1 USB cable to connect the PresScan to a computer with an USB port 1 RS232 serial cable to connect the PresScan to a computer with only a serial port 1 reference glass plate to verify the sensor s calibration 1 CD with PC software 1 user manual 2 3 Names of parts Frontal view 1 Buttons to start and stop the measurement hereafter called Measure buttons 2 Handle bar 3 Display 4 Navigation buttons hereafter called A and Y buttons 5 Enter or accept button hereafter called Enter 6
7. and free from defects Feltest Equipment BV shall only be liable under this warranty if the product is used under normal use and service conditions and in a proper manner as specified in the enclosed instructions All other warranties are excluded During the warrant term this warranty applies to the original buyer of the product and to each transferee owner of the product No warranty is given for defects that are the result of normal wear and tear injudicious use non maintenance or defective maintenance installation alteration assembly modification or repair by Buyer or by third parties delivered items of goods that were not new at the moment of delivery EE No warranty is given for consequential loss or damage for misusing and or abusing and or improperly maintaining the product in a manner contrary to Feltest Equipment BVs instruction manual If it transpires that the delivery or the product has not been sound and there is not a defect as mentioned above Seller may choose whether a to repair the item of goods b to replace the item of goods c to provide the customer with a credit note for a proportionate part of the invoiced amount For warranty Services buyer must return the product at Buyer s costs and risk to Feltest Equipment BV s site at the following address Feltest Equipment B V Bijenkorf 55 6961 PA Eerbeek The Netherlands Please check on the website www feltest com under contact and delivery
8. button In some cases the discharging can take several hours After a full discharge the charger will switch over to fast charging automatically Operation of the charger Connect the charger to the electricity network with the exchangeable primary plug set and the electronic power supply 100 240 V AC the charger can be used worldwide To change the primary plug unlock the mechanism on the back of the unit towards the arrow Attach the right primary plug to the unit until it is clicks in place Once the charger is con nected to the network the red power indicator lights up and the charger is ready for use Specifications Primary 100 240 V AC 50 60 Hz 17 VA Secondary 1 45 14 5 VDC max 800 mA 9 6 VA wo FELIEST equipment A WARNING Use this charger only for the PresScan NiCd or NiMH battery packs Danger of explosion if other types of batteries are charged A WARNING Do not attempt to open the charger A WARNING Keep the charger in a dry place indoor use only In order to avoid the risk of fire and or electric shock the charger must be protected against humidity and water A WARNING Do not plug in the charger if there are any signs of damage to the housing mains pins cables or connectors In case of a defect please return to an authorized service centre A WARNING Keep the charger out of reach of children A WARNING If the warning instructions are not followed it may lead to dama
9. can add information about the measurement direction CD stands for Cross machine Direction and MD stands for Machine Direction This flag can be set before starting the measurement and can also modified afterwards To toggle between CD and MD use the A and Y buttons Press Clear to get back one level to the memory position number or press Enter to go further to the BC AC flag see next page Figure 15 set CD or MD direction FELIEST equipment 4 1 2 Before After Conditioning Nr gt CD MD gt BC AC For every memory position the user can add information about the measuring position in relation to the felt conditioning system BC stands for Before Conditioning and AC stands for After Conditioning This flag can be set before the measurement but can also modified afterwards Figure 16 set After Before Conditioning To toggle between BC and AC use the A and Y buttons When set press Clear to go back one menu level Only when the cursor P is on the left hand side of the display as in figure 8 it is possible to perform a measurement 4 2 Clear all and Clear actual menu The Clear all function in the PresScan menu will erase all saved memory positions This is done by placing the cursor p to this menu item and to press Enter one time Then the software asks for a confirmation press Enter again or exit the function without deleting the memory by pressing Clear The Clear actual function will delete the
10. can be exited by pressing the Clear button A Qo v The two Measure buttons that are located in the handle bar have a double function Primarily they are used to start and stop a measurement but they are also used to activate the split screen function and to toggle between the upper and lower half of the split screen This function is explained in more detail in chapter 3 5 1 Figure 5 locations of the red buttons 3 3 Opening the handle bar For improved safety it is possible to open the upper half of the handle bar It can then be rotated and locked in several angles up to 180 so that the user can keep more distance from the paper machine To open up the handle bar first release the red assurance clip on top of the instrument figure 2 on the previous page The upper half of the handle bar can now move a little forward Then hold down the lever at the base figure 3 point 9 with one hand and move the handle bar to the desired position Now release the lever and move the handle bar a little until it clearly locks into a fixed position To close the handle bar hold down the lever again with one hand while closing the handle bar with the other until the red assurance clip is securely locked EN FELIEST equipment 3 3 Primary user interface After start up the display shows a screen similar to the one shown in figure 6 This is the main screen Figure 6 the main screen The display is divided int
11. ii ii ii ii 9 Sch MM OGUCU OM cretcconitadsccteredsneneledsieleceigecadtelateiereltecteletaiedecetuevadtelateieceluecteletaiedeceiuevadtelateiedaluasies 9 2 2 Scope of CSI E 9 2 3 Names of pats s cccrccccencvenccenseanccensvancdentvancsencvanctendeanecencusncdenduanasencuanedenduanesencustedendnanasencuanenens 9 3 Using the PresScan ME 11 3 1 Switching the instrument on and oft 11 3 2 Functions OF TEE 11 3 3 Opening the pe ue 2 ol ce BRIDE TORI IRI PRONO REA RO ERROR ORE SET IT en ener PUR PI Ip E SER verre 11 3 3 Primary user interface un 12 3 4 Battery charger operating instructions sie Saci ste e ceia ini a e ta e ini de ta n dit ei e 12 3 5 The measurement esse toc via a a a i a e a e ia i a n aa 15 3 5 1 Comparing measurements with the split screen function eeeeeeee 16 3 6 Connecting the PresScan to the PG e eee i at a ie ga aa au cal da a 17 A The PresScan menu wis sc iai aia ii i ai aid ai da aia i iii a 19 4 1 Memory position number menu Nr cicneruceresesusordnerd cate tal lu pala id d aaa ei d te 19 4 1 1 Cross Direction Machine Direction Nr gt CDIMD nenea nana 19 4 1 2 Before After Conditioning Nr gt CD MD gt BCIAC nana 20 4 2 Clear all and Clear actual menu 20 4 3 Scale MOM EE 20 4 4 Setup Mie MU EE 20 4 4 1 Language Setup gt Language EE 20 4 4 2 Date Time Setup gt Date Time nne nenea nana 21 4 4 3 Calibration Setup gt Calibration e nenea nana 21 4 4
12. list Command Description Transmission direction field CMD 00h Host control PC gt PresScan Oih Exit Host control PC gt PresScan 02h Request measures index PC gt PresScan 03h Request tables index PC gt PresScan 04h Request calibrations index PC gt PresScan O5h Request languages index PC gt PresScan 06h Request measure PC gt PresScan 07h Request calibration PC gt PresScan 08h Request table PC gt PresScan 09h Send table PC gt PresScan OAh Send language PC gt PresScan OBh Cancel table PC gt PresScan OCh Cancel language PC gt PresScan ODh Cancel measure PC gt PresScan OEh Cancel calibration PC gt PresScan OFh Send measure PresScan gt PC 010h Send calibration PresScan gt PC Oiih Send table PresScan gt PC 012h Send measures index PresScan gt PC 013h Send tables index PresScan gt PC 014h Send calibrations index PresScan gt PC 015h Send languages index PresScan gt PC FELIEST equipment A 3 Measurement data format version 2 0 In the command header the total number of bytes corresponds to the byte highlighted in blue in the following table ID TAB low ID TAB high 0 TAB DESCR low TABLE BLOCK 19 o TAB Data DESCR low high Data High 4095 4095 Data high Data low CS Hsec SEC BLOCK 0 MIN HOUR DAY YEAR MONTH YEAR LOW TEMP NUM BYTE LOW TEMP HIGH NUM BYTE HIGH TYPE a
13. profile that is currently shown in the graph area of the main screen When the cursor P is at the Clear actual menu item and Enter is Figure 17 Clear all menu item pressed the profile is deleted immediately The memory position is now available for a new measurement wanna During the memory deleting process never switch off the PresScan If it does happen a warning message MEMORYERROR 2 will appear at the next start up and the instrument will be blocked To resume correct operation wait a few seconds and follow the instructions shown on the display 4 3 Scale menu With the Scale menu the range of the Y axis of the graph is set When the cursor P is located at the this menu item pressing Enter will toggle between the 3 available settings 0 1000 g m 0 2000 g m and AUTO where the software will automatically determine the range depending on the minimum and maximum values of the displayed profile 4 4 Setup menu The Setup menu item in the main screen gives access to a submenu in which several settings can be adjusted 4 4 1 Language Setup gt Language The Language submenu item will show 5 selectable languages for the user interface of the PresScan instrument Place the cursor P on the required language and press Enter to select the language To cancel the operation press Clear It is possible to load new and or delete languages with the supplied PC software Host a 2 0 FELIEST equipmen
14. speed The following communication speeds are available RS232 19 2 kbs 57 6 kbs 115 2 kbs USB 19 2 kbs 57 6 kbs 115 2 kbs 230 kbs 460 kbs 930 kbs The data is transmitted with the following settings BAUD RATE 115200 bit s 115 2 kbs example PARITY none STOP BIT 1 DATA BIT 8 HANDSHAKING none FELIEST equipment 3 Select Apply and press Enter to finalize the procedure and use the new communication settings 4 4 7 Table List menu Setup gt Table List The Table List submenu gives an overview of the available tables or calibration curves in the PresScan The instrument can load up to 4 tables corresponding to 4 different calibrations Each table is marked with an ID number and a short note The empty memory positions normally the 2 and 3 are marked by four empty digits By default table 4 is the calibration curve by which the electronic test results are converted into felt moisture values and table 1 is the sensor s unprocessed signal Table 4 is necessary to build further personalized calibration curves using the PresScan to scan the laboratory samples please check the Host PresScan instruction manual for more details With the provided Host PresScan software it is possible to load unload and delete the tables loaded on the instrument To return to the Setup menu press Clear A WARNING At least one table calibration curve must be loaded into the PresScan otherwise it
15. 4 Display Setup gt Display 21 4 4 5 Miscellaneous Setup gt Miscellaneous nenea nana 21 4 4 6 Communication I O port Setup gt Select I O port 22 4 4 7 Table List menu Setup gt Table Uert 23 4 5 AD ED DRU IER sei Boa ae eo ama ea Magia atitea cb eta deal i n nau dud 23 5 Cleaning and Main enanee n ci ce aia tea ein nina lied i le inna iad a il inel lea 24 5 1 Replacing the rechargeable batteries mmcceeoeceeeeeeeeeeeeenene eee ene eee aaa aaa aaa 24 5 2 Calibration GHBCK scadenta ame dati dat deer dopul dala duo aiba aa a dou all dap dupa dala al 25 6 Trouble shooting ina ia iati at i de i i a iii alei i e ai a ani a 26 FELIEST equipment 7 Technical specifications n cinstea andone ao tn oa do io iei 27 7 1 Electrical specifications anna 27 72 Environmental condi ionsii ct saca use aaa ba ue sa ea bata aa t ia a baga das ada it gata 27 149 Identification plate n sc oa iii na alta aia ala a aa ina a ala aia al a ta aa a aaa it ala 27 8 Technical Assistance sei ceea pian anioni aa aa i Eau pa ga Daia aaa ii scana anina in 28 9 Warranty TENNIS scai intaia anina baia ia na aaa a a el vata a nava a na lua nula net 29 Appendix A communication Protocol 2 ccccccceeceeeeeeeeeeeeeeeeeeeeneesneeeeeeeeeeeeaeeeeneeeeeeeeeenaeeeees 31 A 1 Data format via UART version A 0 ENEE 31 A 2 C ommand ME 32 A 3 Measurement data format version 201 33 A 4 Index Measure format version 101 34
16. 67 battery case Ss New handle bar locking mechanism v New heavy duty transportation case built to military specs Yours faithfully the PresScan Development and Sales Team FELIEST equipment 1 SAFETY INSTRUCTIONS 1 1 Intended use The Feltest PresScan is developed only for use on press felts in running paper machines With patented microwave technology the PresScan measures the amount of water that is contained in a press felt The instrument is not intended nor suitable for use on any other object or for any other application 1 2 Safety precautions daten WARNING The PresScan is developed for use on dangerous machines i e paper machines The user of the PresScan must be properly trained and must take all possible precautions required to perform safe measurements at the machine where the instrument is used P WE WARNING Do not bend over into the machine If you must lean against a safety fence first check its stability Do not ignore or remove safety constructions ALWAYS FOLLOW THE SAFETY INSTRUCTIONS THAT APPLY FOR THE LOCATION WHERE THE MEASUEMENTS ARE DONE A SAFETY WARNING The user must take all possible safety precautions to prevent entanglement of garments or of the PresScan and its accessories into the moving parts of the machine where the instrument is used at A SAFETY WARNING Although especially designed for use in rough conditions the PresScan must be carefully inspe
17. Clear or escape button hereafter called Clear Figure 1 front view 7 On off button FELIEST equipment Top view 8 Assurance clip to lock unlock the rotatable handle bar Figure 2 top view Bottom view 9 Lever to unlock the rotatable handle bar 10 Battery compartment Figure 3 bottom view Side view 11 Connector with screw cap to connect the PresScan with either a computer or the battery charger Figure 4 side view FELIEST equipment 3 USING THE PRESSCAN 3 1 Switching the instrument on and off To switch on the PresScan press and hold the On Off button shortly until the main screen shows up Immediately after start up the PresScan is ready for a new measurement To switch off the unit press and hold the On Off button again for at least 2 seconds If the auto power off function is enabled the instrument will automatically switch off after a predefined period of non use 3 2 Functions of the red buttons Located around the display there are 4 red buttons plus one black On Off button In the handle bar there are also 2 red buttons the so called Measure buttons All red buttons are used to navigate through and control the functions of the PresScan The triangular cursor gt indicates which function currently has the focus and can be activated by the Enter button it s value can be increased or decreased by the A and Y buttons and the PresScan function
18. FELIEST equipment Feltest PresScan Instruction manual Version FPS ENG 0804 FELIEST equipment A CAUTION Doing measurements of any kind on running paper machines is potentially dangerous and requires alertness concentration and common sense The products of Feltest Equipment BV are designed and constructed to be as safe as possible for their intended use Feltest Equipment BV cannot be held responsible or liable in any way for injuries or damages that occurred using Feltest Equipment BV s products Edition FPS 0804 valid from firmware version 4 0 4 Feltest Equipment BV did their best to write a clear and accurate instruction manual However human errors can never be fully ruled out and we would be happy to receive your remarks In case errors are contained in this manual Feltest Equipment BV cannot be held liable for the consequences and or damages related to such errors As an effort to constantly improve its products Feltest Equipment BV reserves the right to change the instrument s hardware firmware or software without notice Copyright Feltest Equipment BV 2008 All rights reserved L 3 FELIEST equipment CONTENTS 1 Safety instructionns ns oi iii ii i a ii il i iai il i i iii ii 7 E MUSAB ASS e cete aci e baa ce e bate aazi balta de Date ae E T 7 1 2 Safety e LE 7 1 3 Technical precautons anna anna 8 1 4 Important direction Bee 8 2 About the PresScan snt at a ii a EEN a i ti i i it
19. FELIEST equipment Dear Customer Thank you for choosing the PresScan as your felt moisture meter This moisture meter is the result of 10 years research on microwave technology engineered to read water density and over 8 years of daily heavy duty testing The PresScan is equipped with an state of the art innovative planar microwave sensor to read the water content in press fabrics overcoming the limits of the traditional sensors The record sampling rate of 1500 samples second allows the highest possible resolution during FFT analysis on the fastest paper machines The PresScan research project involved our labs universities centres of excellence and many service engineers who use our moisture meter every day and helped us to fine tune the instrument Feltest Equipment and Cristini Engineering have a policy of constant innovation We carefully listen to our customers and continuously implement improvements in our products This customer orientation led to the development of the PresScan MKIV with new advanced features v New patented microwave sensor with high speed digital data conversion x Far less influence of surface water compared to other moisture meters on the market Sleeker and smaller sensor case Temperature range extended to 60 C Fully IP67 sensor AAA S Double coating DuraCote anodising and HardCote paint for un matched wear resistance of the metal frame lt S New heavy duty IP
20. SCAN MENU The A and Y buttons are used to send the cursor P to the desired function in the menu To access the menu or submenu item press Enter To leave a Sub menu item press the Clear button The PresScan menu includes the following items 1 Memory position number 2 Clear all 3 Clear actual 4 Scale 5 Setup 6 Table 4 1 Memory position number menu Nr Nr is a sequential number given to every saved moisture profile When the PresScan is switched on the instrument automatically shows the first available empty number In figure 13 underneath the cursor P is displayed before Nr indicating that this function has the focus and can be activated by pressing the Enter button Figure 13 the Nr menu To change the memory position number either for a new measurement or to look at a profile that was saved before just push the Enter button shortly Now the cursor P will move to the actual number see figure 14 which can then be changed using the A and Y buttons Every new profile is saved in the first availabe free memory position Figure 14 001 can be changed now To move the cursor P back one level for example from the situation in figure 14 to figure 13 press the Clear button IMPORTANT only when the cursor P is on the left hand side of the display as in figure 13 it is possible to start a measurement 4 1 1 Cross Direction Machine Direction Nr gt CD MD For every memory position the user
21. Scan software Make sure that the communication settings especially the communication speed in both the PresScan and the Host PresScan software are identical see chapter 3 6 Check if the correct COM port is selected in the Host PresScan application Especially when the USB cable is used the computer creates a virtual com port when the PresScan is connected In the Host PresScan software this virtual com port must be selected as the active com port see the Host PresScan manual Also make sure that no other application on the computer is using the same com port In that case close the other application 26 FELIEST equipment 7 TECHNICAL SPECIFICATIONS 7 1 Electrical specifications Electrical parameter Min Typ Max Supply voltage 5 7 V 7 2V 84V Pack of 6 NiMH size AA Panay pe Mignon 1 2 V 2500 mAh Supply current 350 mA 900 mA Battery charger parameter Min Max Supply voltage AC 110 V 240 V Supply current AC 17 VA Output voltage DC 1 45V 145V Output current DC 800mA Recommended rechargeable batteries Brand Model SANYO HR 3U 1 2V 2500 mAh ANSMANN DIGITAL 2600 mAh 7 2 Environmental conditions Environmental parameter Min Max Operating temperature 0 C 60 C Storage temperature 10 C 85 C 7 3 Identification plate wei PSCAN MKIV ISM 1 A CEA 67 7 2 VI 1A
22. address if this address is still applicable Buyer may no longer invoke an instance of non performance if he does not lodge a written claim with Feltest Equipment BV within one month of the date on which he discovers the defect or could reasonably be expected to discover it FELIEST equipment CE DECLARATION The firm S A Giuseppe Cristini S p A with registered office located in Via Quintino Sella 4 Milan declares under its own responsibility that the product PRESSCAN To which this declaration is reported and conforms to the following rule Rule CEI EN 61326 1 First edition Number 4440 April 1998 and variation Al Number 5170 May 1999 and A2 Number 6392 January 2002 therefore responds to the fundamental requirements of the Directives Directive for Electromagnetic Compatibility CEE 89 336 and following updates Directive for Low Tension CEE 72 23 and following updates place and date last two digits of the approval year pce K anni Cristini Geesen zi Gs Ge FELIEST equipment APPENDIX A COMMUNICATION PROTOCOL Underneath is a description of the data communication protocol that can be used to develop software that can communicate with the PresScan directly to download the test results This information is only intended to download the test results Firmware upgrades must always be done with the supplied Host PresScan software A 1 Data format via UART version 4 0 Co
23. cted before taking it into operation Always verify if the PresScan is in perfect condition to perform safe measurements It is particularly important to check for loose or damaged parts FELIEST equipment 1 3 Technical precautions A CAUTION Before starting any measurement with the PresScan make sure that the connector is closed with the affixed screw cap A CAUTION Only plug in the supplied battery charger into an electricity network that is up to standards During the charging process the user should be able to reach the power plug easily A CAUTION Plug in the battery charger only indoors in dry areas away from heat sources radiators heaters etc A CAUTION Do not use the PresScan while the battery charger is plugged into the electrical system it will shorten the battery life A CAUTION Use only authorised replacement batteries see paragraph 7 1 1 4 Important direction for use A CAUTION Prior to upgrading the instrument firmware always consult Direct Service at 31 313 652 215 Wrong procedures might damage the control unit ROM Updated versions of the PresScan Host software and the PresScan on board firmware are available for free and can be requested per email at info feltest com FELIEST equipment 2 ABOUT THE PRESSCAN 2 1 Introduction The PresScan s innovative electronic design is based on a patented planar flat microwave sensor managed by
24. ement FELIEST equipment 6 TROUBLE SHOOTING Below some brief indications for the PresScan troubleshooting T he PresScan fails to respond to the commands Try to switch off the instrument using the On Off button if the instrument is not responding disconnect and re connect the battery pack see chapter 5 1 If the message MEMORYERROR 2 is shown wait a few seconds and follow the instructions on the display This error can occur when the instrument is switched off while the memory is read or deleted see chapter 4 2 The batteries fail to recharge Make sure that the battery charger cable is correctly connected to the PresScan connector located in the base of the instrument Check that the battery charger is correctly connected to the electricity network the red LED Power must be on Check if the battery pack is still in good condition if the green and yellow LED of the battery charger are flashing simultaneously see chapter 3 4 the battery pack is defective and needs to be replaced see chapter 5 1 Keep the instrument switched off during the recharging process Replace the exhausted battery pack see chapter 5 1 PresScan fails to connect to the computer Check that if the cable is correctly connected to both the computer and the PresScan Make sure that the used cable with USB or serial RS232 connector matches the settings in both the PresScan see chapter 3 6 and the Host Pres
25. ement will stop o ON OFF the PresScan will start a measurement immediately after one of the Measure buttons is pressed shortly The measurement will only stop when one of the two Measure buttons in the handle bar is pressed again e VU Meter this function adds a vertical bar on the right hand side of the graph area during the measurement The VU meter shows drastic water changes faster than the real time profile and it will also be better visible under wet conditions Real time graph Grid on Blinking visual feedback that data are being saved VU meter Figure 18 the display during a measurement 4 4 6 Communication I O port Setup gt Select I O port The PresScan can communicate with a PC through a serial RS232 connection or through USB After setting the connection type also the communication speed must be set Please note that the settings in the HOST PresScan computer software must be identical to the settings here otherwise communication will fail The procedure is as follows 1 Port Press the Enter button to enter this option When the serial cable with the square 9 pins connector is used select RS232 when the USB cable is used select USB using the A and Y buttons Press Enter to confirm or Clear to exit without changes 2 Datarate Depending on the selected port several communication speeds are available Start with the highest possible speed and in case of communication problems reduce the
26. ge to the charger or batteries or even to serious injury to the user A WARNING The battery charger of the PresScan MKIV cannot be used for the previous versions PresScan versions MkII MkIll A WARNING It is recommended to keep PresScan switched off during the battery recharging process This guarantees longer life for the batteries Environment Rechargeable batteries are not to be disposed in domestic waste Return used batteries to your dealer or to a battery collection point for recycling 14 FELIEST equipment 3 5 The measurement After being switched on the PresScan is immediately ready to start new measurements A set zero procedure is not needed The Measure buttons in the handle bar can be set to work in two ways keep one or both buttons pressed during the measurement or use them as an on off switch Refer to chapter 4 4 5 of this manual on how to set this option When the PresScan is measuring the user will get 3 kinds of visual feedback In the graph area the moisture profile is build in MEASUREMENT or APPEND a when resuming a A vertical VU measurement is meter this option can be switched off see chapter 4 4 5 in this manual blinking Figure 9 the main screen during measurement During the first 25 seconds of a measurement the moisture profile is shown in real time After that period of time the profile is no longer refreshed Only after the measurement
27. is finished the refreshed full profile is displayed When the operator releases the Measure button the measurement is stopped If the Measure button is pressed again without changing the memory position number the new data will be added to the actual measurement Now the message d i is shown To start a new measurement on a new memory position bring the cursor P to the Nr Menu and press Enter to go to the numeric value see chapter 4 1 Use the A and Y buttons to change the memory position Then press Enter again to set the Cross machine Direction Machine Direction flag chapter 4 1 1 and press Enter again to set the Before or After Conditioning flag chapter 4 1 2 Then press Clear three times until the cursor gt is on the left hand side again and the new measurement can be started When the CD MD and BC AC flags are not relevant for the operator there is also a faster way to start a new measurement in a new memory position After the first measurement jump to the numeric value of the Nr menu by pressing Enter once and then press Clear again see figure 10 At this moment the numeric value has not changed yet but as soon as one of the Measure buttons is pressed the PresScan will automatically use the next available free memory position Figure 10 fast way to go to the next free memory position Ee 15 FELIEST equipment A WARNING The PresScan is developed for the use on dangerous machines i e paper machines
28. k The PresScan uses an innovative fully digital microwave sensor Its patented technology makes it electronically very stable and insensitive to the thermal electric deviation that is typical for the traditional resonance chamber microwave sensors With the supplied calibration glass it is possible to check the deviation from the laboratory calibration Please follow the instructions underneath 1 Select the default table calibration curve supplied with the instrument using the A and Y buttons please see chapter 4 5 and 4 4 7 The table is normally named PresScan MKIV SERIALNO by default set as table 4 If the above table has been modified or erased please re load it on the instrument using the Host PresScan software 2 The sensor surface must be perfectly dry and clean free from any residue 3 4 x Fully open the PresScan handle bar see chapter 3 3 Place the instrument on a table with the calibrating glass placed over the measuring surface as shown in figure 21 5 Press one of the measure keys for approximately 15 seconds Pay attention not to move the instrument or the calibrating glass 6 The test result must fall within 5 from the value mentioned on the calibration glass If the reading exceeds tolerance range the instrument must be re calibrated A CAUTION For the best accuracy of the calibration test keep a clear distance from the measuring surface during the measur
29. mmunication PresScan gt PC Header Message Fixed fields Data 55 55 XX 2 2 2 2 2 2 2 2 2 2 2 2 2 n lt e le le o ale 1 o Is 3 T E gE E ky in ip ole le le 2 le 2 819 9 Z Iz x x Lie sje le fe le le le lele a o o jo gt gt gt 1313 15 19 v 151512 v IQ v N Noy ul m N N A Sig a E E ISIS 2 LA e Ela elaleia la Lo Sia lee es le EE oa E s 2 O o et le 3 3 15 lo l lo l H IN m Z Z O I I II De I E 2 a 2 2 g glg la lyla le s lelg lc ls ls ls v Ka Ola a a JY S g g 15 5 S l SlSJo elei Ziz elelelsc S o 19 olo o o K gt oe ae A a lansis js iS o o A JA ja JA FELIEST equipment Communication PC gt PresScan Header Message Fixed fields Data 55 55 On 22 22 22 22 22 22 ee 22 22 n VC PI Se 3 3 S Z E S N Io gigg ls 5 5 S 9 lz z e l 3 gt gt S IS Z o loa lo lo N n mama JO Je fe JIS ISIS E LD m la Isi ln ci a a a Aa ja E S ll alz g Q IS RNE I 2 2 Sial l lt le le Is ls ls ls v n A ajo ja 15 le a o le 9 lt O O E E G 5 e ls S gg lt 0 n lo o a Van j le E AAA A 2 Command
30. o identify and report defective battery packs e Short circuit detection and electronic protection against reversed polarity RES FELIEST equipment e The charge status of the battery pack at the beginning of the charging is not important e Optional discharging of the battery pack before use by pressing the discharge button Automatic switching over to fast charging after discharge e Automatic switching over to trickle charge once fully charged Figure 8 Battery charger indicators Battery charger indicators e The red Power indicator 1 lights steady when the charger is plugged in and ready for use e The red Charge indicator 2 lights steady when the fast charging process is active e The green Ready indicator 3 lights steady once the batteries are fully charged After approx 2 minutes it switches to flashing which indicates trickle charging e When the instrument is connected to the charger first the testing cycle is started and the green LED flashes for approximately 1 minute e If the green Ready and the yellow Charging indicators are both flashing this indicates a defective battery pack that needs to be replaced See chapter 5 1 for instructions on replacing the battery pack Press the Discharge button 5 for about two seconds to start the discharging process of the battery pack The yellow Discharge indicator 4 lights steady during the discharging process after pressing the yellow
31. o two main areas e Menu area on the left hand side the available functions are listed The cursor bk can be moved only in this area The individual functions are described in chapter 4 the PresScan menu e Graph area on the right hand side of the display the moisture profiles are shown both during measurement in real time and afterwards This area also shows data related to the shown graph like the average water content and temperature the duration of the measurement plus the date and time IMPORTANT only when the cursor P is completely on the left hand side of the display as in figure 6 it is possible to start a measurement On the bottom left corner the remaining time until memory full is shown in figure 6 this is 160 minutes and 45 seconds The PresScan uses rechargeable NiMH batteries The battery level is ees shown in the bottom right corner of the display When the batteries are fully charged the battery icon shows 3 bars see figure 7 When no more bars are Figure 7 visible the batteries need to be charged urgently see next chapter 3 4 Battery charger operating instructions The supplied battery charger discharger has to be used to charge the batteries in the PresScan It has following features e Suitable for worldwide use thanks to a switch mode power supply 100 240 V AC and exchangeable primary plug set e Microprocessor controlled charging At the beginning of every charging a test cycle is run t
32. ost PresScan software on the PC see the Host PresScan instruction manual or vice versa 3 Return to the main screen of the PresScan as shown after it is switched on 4 Nowuse the Host PresScan software on the PC to establish a connection and transfer the data for details see the Host PresScan manual Appendix A describes the communication protocol for users who want to write their own communication software 4 N FELIEST equipment A CAUTION Use only the cables supplied with PresScan A CAUTION The firmware upgrade procedure can be only be carried out through the RS232 serial port of the PC A WARNING During data transfer never switch off the instrument This can cause the loss of all the saved data A WARNING Before starting the firmware upgrade make sure that the batteries of the PresScan are fully charged warnine Never switch off the PresScan during the firmware upgrade This will damage the instrument s BIOS and ROM making the instrument unusable When the firmware operation is completed a message on the PC will indicate to switch the PresScan off and on again P T An incorrect firmware upgrade can damage the instrument BIOS and ROM making it unusable The instrument must then be sent for repair It is advisable to perform firmware upgrades only under direct assistance from our technical support tel 31 313 652 215 FELIEST equipment 4 THE PRES
33. rs 1 Hsec SEC MIN HOUR DAY YEAR MONTH YEAR 2 Hsec SEC MIN HOUR DAY YEAR MONTH YEAR 100 Hsec SEC MIN HOUR DAY YEAR MONTH YEAR FELIEST equipment NOTES FELIEST equipment
34. t PresScan see the instruction manual of the Host PresScan software for more information 4 4 2 Date Time Setup gt Date Time With the Date Time submenu the onboard clock can be set The date and time values are stored with every measurement Select the correct year month day hour and minute by using the A and Y buttons to save the value press Enter The cursor P will than move to the next item where the procedure is repeated The new value can be saved by pressing the Enter button pressing Clear will discard the change 4 4 3 Calibration Setup gt Calibration The Calibration screen will perform a frequency analysis of the microwave sensor acquiring the calibration curves This function is used by the manufacturer to analyse the operation and calibration modification is not recommended to unqualified users To cancel this operation press the Clear button For more information on calibration curves please read chapter 4 4 7 Table List menu 4 4 4 Display Setup gt Display The Display submenu accesses the options for the LCD screen The options can be selected using the A and Y buttons and press Enter to activate the them e Brightness here the brightness of the screen s backlight can be set from 0 100 Select the desired percentage with the A and Y buttons and press Enter to accept or Clear to discard the change e Grid by pressing Enter the grid in the graph area can be switched on or off respectively
35. ve one To change the profile shown in the bottom half of the screen press one of the Measure buttons until the bottom half indicator is shown Then use the A and Y buttons to change the memory position number Just press one of the Measure buttons in the handle bar to toggle between the upper and bottom half The measurement data like date time mean value that are shown are related to the active measurement In the example of figure 12 measurement number 1 is shown on the top half of the screen and is recorded on 2 January 2008 measurement number 2 on the bottom half is of January 3 2008 To exit the split screen function just press the Clear button 3 6 Connecting the PresScan to the PC The PresScan can be connected to the USB port or RS232 serial port of any personal computer with the Host PresScan software installed Through this software the data transfer from and to the PresScan is fast and easily managed The main functions are the data transfer of measurements and calibrations updating languages and upgrading the firmware of the instrument this operation is recommended for expert users only In order to connect the instrument with the PC follow these instructions 1 Depending on which cable or port you want to use connect the appropriate USB or RS232 cable between the PC and the PresScan 2 Set up the communication port and speed on the instrument see chapter 4 4 6 based on the settings of the H
36. will not be possible to perform measurements 4 5 Table menu For every measurement it is possible to select one of the calibration curves The desired table or calibration curve can be selected in the main screen figure 19 As described in chapter 4 4 7 the PresScan can contain up to 4 calibration curves If the PresScan is also used to measure the water content in other media than press felts like for example paper board or forming fabrics it is possible to use dedicated calibration curves Please keep in mind that the PresScan is solely intended and designed for the use on press felts see chapter 1 1 intended use Figure 19 Table menu item By default table 4 is the pre set calibration for use on press felts as shown in figure 19 To switch over to another table move the cursor P to the Table menu and press Enter to select With the A and Y another table can be select press Enter to confirm or Clear to exit without changing the table A WARNING For felt moisture measurements it is recommended to use only the default table 4 supplied by the manufacturer Otherwise use only personalized tables that are created with the Host PresScan software FELIEST equipment 5 CLEANING AND MAINTENANCE A CAUTION Before storing the instrument carefully clean and dry the outside of the unit A CAUTION Always close the PresScan s connector with the provided screw cap before starting a measurement
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