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VT300 Weighbridge Indicator User's Guide

1. ccceeeeeeeeeeeeeeeeeeees 35 7 2 PRINTING HISTORIC MEASUREMENTS usan a RRA E 35 7 3 PRINTING EROM Noi TUE oa us a osa oca 36 7 32 Printing Truck Tare Valles sarria II AA a 36 1 32 PINONG Al FEST WCIO NINOS c olaaa 36 7 323 PANUNG NS Entire Ye lO cid A 37 7 3 4 Printing the V File Record of a Specific Truck cccccccccccncncccccannnnnnnnnnos 37 VT300 User s Guide Rev A4 iii Doc UM VT300 EN Table of Contents 8 ALI BI MEMORY FUNCTIONS viivinsiviescscsanisnastrsavesnnasrisevesersrensessrenesennaivay 38 8 1 VIEWING OR PRINTING A SPECIFIC HISTORIC MEASUREMENT 0eeeeeeeeeeeeeeeeeeeenaes 38 8 2 PRINTING ALL HISTORIC MEASUREMENTS its 38 8 3 CHECKING ALIBL MEMORY FOR ERRORS escri 39 9 WORKING WITH THE Ve PF LE wiiisicesucsccctinccuseveunescicasevecdscnstvseusseuannnes 40 9 1 ADDING ANEW VEHICLE nac ena o ada 40 9 2 PRINTING FROM VoD ILE arena costs NORIA TAREAS ADTA aAA 41 SiZal Printing TRUCK rare Valles sr ii as 41 9 2 2 Printing All First WEIGMINGS sc ii aaa 41 23 PANINO tie Entire Ve Ple a as 42 9 2 4 Printing the V File Record of a Specific Truck oooocccccccccnnnccccncnnnnnnnnnnoo 42 9 3 CHECKING V FILE INTEGRO seminal nnna an a a AA 42 9 4 DELETING V FILE RECORDS ar AS 43 9 5 CHECKING AVAILABLE V FILE MEMOR Sorrir 43 10 COMMUNI CATION WITH EXTERNAL DEVICES cccssccnnssesnsseennes 44 IOL SERIAL PORTS CONFIGURATION ri anne paar sears eee 44 10 LL RASZ232 Ser aNPO Rida 44 10125485 era P
2. VISHAY VT300 Weighbridge Indicator User s Guide Revision A4 September 2006 Doc UM VT300 EN Table of Contents Table of Contents TABLE OF CONTENTS sois a lI LEGAL NOTICE ua a aa a aaa VI WARRANTY Sia aa Ea a E ERa a VII SAFETY INSTRUCTIONS oia VIII DECLARATION OF CONFORMITY ssssssnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn X ABOUT THIS DOCUMENT wisisesinivovinietsandeciaaevevnawiasesevavaavisarrieas eadaseruniveraaeres XI QUICK START GUI DE ida XIII 1 INTRODUCTION iniccirasccicniai A 15 1 1 HOW IT WORK O il ito 15 1 1 1 Receiving Input from a SCale ocococcccccccccccccnncccnnnn nn cn cnn narrar anna 16 1 1 2 Displaying and Manipulating Weight Information ccccceee eee e eens 16 1 1 3 Sending Output to Other Devices ccc ccc ccc cece eee e eee e eee eeeeeeeeneeeenanees 16 T2 PRODUCT FEATURES Ao 16 Eze ODO ins 17 Vital WIFI is 17 Lilas POWOD scan ata doo eu e o aaa 17 1 3 STARTUP SEQUENCE cecasscacen irean aAA Ta aaa 17 2 USING THE DISPLAY AND KEYS cccccssescecessnnssceeeseenneseeeeeesuaesoenens 18 2 1 UNDERSTANDING THE V E300 DISPLAY ri Aa 18 Zall Status ANUN Cato Soldado isis 19 2 1 2 Common Messages Shown on the Display ccccccceceseeeeeeseueeeeeeeeees 19 2 2 FRONT PANELES riada 20 2 2 1 Using Keys to Perform Operations occcccccccnnnccccncnnnnnnnnnn cnn nar nr narran 20 22 2 Wsing Keys to Enter ATOrMaviOn creatina 21 2 3 THE MENU road Whaat a Dha
3. E05 SC A D s2 E06 LOW VOLT E15 PWRUP ZERO E16 W DATE TIME Possible cause Faulty ROM chip Faulty flash RAM Faulty EEPROM EEPROM memory stores calibration data Scale 1 extremely out of range Scale 2 extremely out of range Low input voltage insufficient power System has been initialized due to power failure or soft reset System not initialized properly or backup battery failure VT300 User s Guide Rev A4 52 Actions to be taken Contact Vishay Transducers Contact Vishay Transducers Contact Vishay Transducers Check scale cable connectors LC excitation A D converter Contact service Check scale cable connectors LC excitation A D converter Contact service Check power supplied to the instrument Zero the scale Enter a new date and time using SYSTEM gt DATE Replace battery Doc UM VT300 EN Errors and Troubleshooting Printing and EDP Protocol Errors 12 2 Printing and EDP Protocol Errors Error code amp desc E20 PRN NOT RDY E26 NO PAPER E30 HOST NOT RDY E33 HOST NOT ACK Possible cause The printer is offline because it is either not connected out of paper or malfunctioning No paper This error only applies to the EPSON TM295 printer The host PC is not online either because it is not connected or because the communication link failed The host does not issue a correct response acknowledgement to a request fro
4. Fill the empty container or replace it with a full one m If you are in Weighing Mode the display shows the net weight of the item or items excluding the weight of the container m If you are in Counting Mode the display shows the number of units derived from the net weight 5 To return to Gross Weighing Mode press ESC The display shows gross weight or number of units derived from the gross weight 3 3 Preset Tare If you know the weight of the container you intend to place on the scale you can tare by entering this weight directly It is then subtracted from the weight measured by the scale to arrive at a net weight which is shown on the display This is called Net Mode You can exit Net Mode to go back to viewing gross weight If you do not know the weight of the container you can tare the scale by weighing it empty see chapter 3 2 above VT300 User s Guide Rev A4 24 Doc UM VT300 EN Zeroing and Taring Viewing Preset Tare Value To tare the scale by entering the current weight 1 Check if the Mer status annunciator is active m If mer is active you are already in Net Mode If you want to exit Net Mode and tare the scale again using a different weight press TARE Bed then proceed to step 2 m If mer is not active proceed directly to step 2 Press P TARE E 00 0000 is shown on the display flashing Enter the weight of the container using the green keypad Press ENTER becomes active mi BB U
5. Pg Pg Pg Pg For information on how to install setup upgrade and service these products see the V7300 Technical Manual Following this section is a Quick Start Guide that provides a brief overview of the VT300 s main functions 15 18 23 26 29 33 35 38 40 44 50 52 About this Document Style Conventions Verdana Regular text Arial Bold Commands keys and other parts of the user interface Arial Italics Names of classes methods arguments exceptions properties etc Also used for special terms the first time they appear Monospace Text displayed on the LCD or on a computer attached to the product S Notes which offer an additional explanation or a hint on how to overcome a wS common problem Warnings which indicate potential safety hazards regarding product operation or maintenance to operator or service personnel VT300 User s Guide Rev A4 xii Doc UM VT300 EN Quick Start Guide Quick Start Guide Front Panel Press to zero the scale Only works within the zero range Press once to tare the scale Press again to view gross weight Press to enter a preset tare Enter the tare value using the alphanumeric keypad and press ENTER The display shows net weight To cancel and view gross weight press ESC When you press this key the current weight is printed to the printer output to an attached computer and added to the accumulated total Press t
6. N Place a full container on the scale If you are in Weighing Mode the display shows the net weight of the item or items excluding the weight of container m If you are in Counting Mode the display shows the number of units derived from the net weight 6 To return to Gross Weighing Mode press TARE Bel The display shows gross weight or number of units derived from the gross weight 3 4 Viewing Preset Tare Value To view the current preset tare Press P TARE E The preset tare value is displayed briefly VT300 User s Guide Rev A4 25 Doc UM VT300 EN Measuring Weight Weighing an Item 4 Measuring Weight VT300 can m Display the weight of the item on the weighing platform see chapter 4 1 below m Display an item s weight in high resolution ten times the precision certified for your scale see chapter 4 2 below m Add the current weight measurement to an accumulated total see chapter 4 3 below VTI300 shows gross weight by default If you need to see net weight tare the 4 1 Weighing an Item To weigh an item 1 If the item you want to weigh is stored in a container and you need to see its net weight tare the scale refer to chapter 3 2 if you don t know the weight of the container 2 Place the item on the scale and wait for it to become stable the status annunciator becomes active The display shows the weight of the item 3 To print the current measurement using the
7. To edit weight thresholds for a setpoint Press MENU then press ENTER to enter the WEIGH menu Use the Y button to scroll to the SETP option Press ENTER The display shows SETP1 Press ENTER to select setpoint 1 or press Y and ENTER the display shows SETP2 to select setpoint 2 4 The display shows the current threshold for the setpoint you selected m If you don t want to change this threshold press ESC If you do want to change it proceed to the next step 5 Enter a new threshold value using the numeric keyboard and press ENTER 11 3 Using the Tilt Switch You can set the time delay for the tilt switch function using the setup parameter 4 t Use this parameter to enter the time delay for display lock in 1 10 seconds When the contacts close the display locks after the time delay elapses When they open again the display unlocks after the same time delay elapses Set 4 t to 00 to disable the tilt function VT300 User s Guide Rev A4 51 Doc UM VT300 EN Errors and Troubleshooting Hardware and General Errors 12 Errors and Troubleshooting When an error or an unexpected event occurs the indicator displays the message E X where X is the error code followed by a descriptive message The following table explains all the error codes and suggests what to do when each error message is displayed 12 1 Hardware and General Errors Error code amp desc E01 ROM EO2 RAM E04 EEPROM E05 SC A D s1
8. Together with the second weighing this allows you to tare the scale First weighing data is not stored in the regular V File records because if a V File ticket exists there is no need for a first weighing This data is stored in a separate memory location and you can print it if needed To print all first weighings 1 Press MENU on the front panel Use the W button to scroll to the VFILE menu Press ENTER to enter the menu 2 Use the Y button to scroll to the FIRST option Press ENTER The printer starts printing the weight measurements taken in all first weighings one per line VT300 User s Guide Rev A4 36 Doc UM VT300 EN Printing Printing from V File 7 3 3 Printing the Entire V File This option allows you to print all the information for all the trucks stored in the V File truck ID customer ID product ID and tare value To print the entire V File 1 Press MENU on the front panel Use the Y button to scroll to the VFILE menu Press ENTER to enter the menu Use the Y button to scroll to the PRINT option Press ENTER to enter the submenu Use the Y button to scroll to the ALL option Press ENTER The printer starts printing all V File tickets ISS The serial number of a V File record which is printed on the ticket reflects the status of the record A serial number starting with MT indicates a full V File record with first and second weighing information A serial number starting with MF indicates a fi
9. the display is showing net weight Inactive the display is showing gross weight Appears on the right of the display to show that the indicator is set to scale 1 Appears on the right of the display to show that the indicator is set to scale 2 Appears on the right of the display to show that the indicator is displaying the sum of the weight on scales 1 and 2 The scale is currently in weight range 1 The scale is currently in weight range 2 2 1 2 Common Messages Shown on the Display Message Type 3920 24509 319 0 Meaning Weight of the item on the scale Approximate number of units on the scale Net weight or number of units calculated after subtracting the container s weight NET active ANNANAN UUUUUU BLS ZERO PWRUP Over range The item on the scale weighs more than the maximum capacity of the scale or the load cell signal is too high Under range The item on the scale weighs less than the minimum capacity of the scale or the load cell signal is too low An error has occurred see chapter 12 In some cases you can ignore the error and continue working by pressing ESC XXXXXX XXXXXX ZERO SCALE Software model number shown during the power up sequence Software version issue date shown during the power up sequence Automatic zeroing performed at the end of the power up sequence Other types of messages may be shown when you perform specific operations such as editi
10. with or without an ENQ prompt and with or without an ACK NAK handshake see Setup Options below The EDP protocol enables communication with two or more indicators connected to the host PC Full Protocol Workflow 1 Within 5 seconds of initialization the PC requests data by sending an ENQ 05 h command If it doesn t send an ENQ the indicator shows Error 30 host not ready 2 After the PRINT El button is pressed the indicator transmits weight information according to the currently selected print format using the standard data block composition shown below 3 Within 5 seconds of transmission the PC either m Acknowledges receiving the data properly by sending an ACK 06 h command Notifies the indicator the data was not properly received by sending a NAK 15 h command Does not respond in which case the indicator shows error 33 host does not acknowledge 4 If the host responded with a NAK command steps 2 and 3 are repeated The number of repeats is unlimited Relevant Setup Parameters SYSTEM gt 2COM gt EDP gt ERROR CTRL YES NO timeout control Turning off timeout removes the 5 second constraint in workflow steps 2 and 4 Errors 30 or 33 are never shown SYSTEM gt 2COM gt EDP gt PROTO A N YES NO handshake 0 No 1 Yes Turning off handshake removes steps 4 and 5 of the protocol workflow the indicator sends data blocks on demand without waiting for a response SY
11. 0099 1 000 kg 6 Press PRINT to print the record together with the next nine records VT300 User s Guide Rev A4 35 Doc UM VT300 EN Printing Printing from V File To print the entire alibi memory 1 Press MENU on the front panel and press ENTER to enter the WEIGH submenu 2 Press the WV button to reach the ALIBI submenu Press ENTER to enter the submenu we Before proceeding make sure the printer has enough paper The alibi memory may contain thousands of records and you are about to print them all However you can stop the printing at any time 3 Press the Y button to reach the PRINT option and press ENTER The alibi memory Starts printing out in its entirety To stop printing press ESC 7 3 Printing from V File A V File or vehicle file contains details of trucks including plate number customer ID and tare value unloaded weight 7 3 1 Printing Truck Tare Values To print truck tare values for all trucks 1 Press MENU on the front panel Use the Y button to scroll to the VFILE menu Press ENTER to enter the menu Use the V button to scroll to the PRINT submenu Press ENTER to enter the menu Use the Y button to scroll to the TARE option Press ENTER The printer starts printing all the tare values stored in the V File alongside the data of each truck 7 3 2 Printing All First Weighings A first weighing is performed when a truck is not stored in the V File and its unloaded weight is not known
12. Clear the scale wait for it to become stable the 4 status annunciator becomes active and check the weight m If the weight is in the zero range proceed to step 2 m If the weight is outside the zero range no error is shown but manual zero will not work Try to reduce or increase the pressure on the scale m If is active i e the scale is at center of zero there is no need to zero it 2 Press ZERO Bel The current weight is set as the center of zero The display shows ZERO briefly and becomes active VT300 User s Guide Rev A4 23 Doc UM VT300 EN Zeroing and Taring Taring 3 2 Taring You can tare the scale by taking a measurement of an item s empty container This weight is then subtracted from the weight measured by the scale to arrive at a net weight that is shown on the display This is called Net Mode You can exit Net Mode to go back to viewing gross weight If you know the weight of the container you can tare the scale by entering this weight directly preset tare see chapter 3 3 below To tare the scale using the current weight 1 Check if the mer status annunciator is active m If mer is active you are already in Net Mode If you want to exit Net Mode and tare the scale again press TARE Bel then proceed to step 2 m If mer is not active proceed directly to step 2 2 Tare the scale Wait for the scale to become stable becomes active 3 Press TARE Bel wet becomes active
13. Guide Rev A4 v Doc UM VT300 EN Legal Notice Legal Notice This manual contains information that is proprietary to Vishay Transducers Ltd VT No part of this publication may be reproduced in any form whatsoever without prior written approval by VT Right title and interest all information copyrights patents know how trade secrets and other intellectual property or other proprietary rights relating to this manual and to VT300 the Product and any software components contained therein are proprietary products of VT protected under international copyright law and shall be and remain solely with VT VT300 is a registered trademark of VT No right license or interest to such trademark is granted hereunder and you agree that no such right license or interest Shall be asserted by you with respect to such trademark You shall not copy reverse compile or reverse assemble all or any portion of the Manual or the Product You are prohibited from and shall not directly or indirectly develop market distribute license or sell any product that supports substantially similar functionality as the Product based on or derived in any way from the Product Your undertaking in this paragraph shall survive the termination of this Agreement This Agreement is effective upon your opening of the packaging of the Product and shall continue until terminated VT may terminate this Agreement upon the breach by you of any term h
14. an item s weight see chapter 4 Weigh trucks taring the scale from memory or by weighing twice see chapter 5 Count large numbers of items that weigh the same see chapter 6 m Print weight measurements see chapter 7 Save measurements in memory and recall them later see chapter 8 m Enter vehicle tare values and data into a vehicle file or V File see chapter 9 Communicate with external devices over a serial connection see chapter 10 m Define thresholds for two analog setpoints and tilt settings for an analog input see chapter 11 E Before starting to operate VT300 make sure it has been connected to the mains connected to at least one working scale calibrated and properly set up These operations should only be carried out by an authorized technician For information see the V7300 Technical Manual 1 1 How it Works A weight indicator is a central component of an industrial weighing system It receives weight information from a scale interprets this information manipulates it and displays it and can then pass it on to peripheral devices most commonly printers or personal computers VT300 User s Guide Rev A4 15 Doc UM VT300 EN Introduction Product Features 1 1 1 Receiving Input from a Scale A scale is designed to send out an electrical signal when weight is applied to its weighing platform The heavier the item being weighed the stronger the signal An indicator like VT300 receives this sig
15. entering the number of units The indicator calculates the average weight of the sample and sets this weight as the unit weight for counting To set unit weight using a sample If the sample is stored in a container first tare the scale refer to chapter 3 2 Place the sample on the scale It may not contain more than 99 units Press PCS on the front panel Press WEIGH 1 The indicator displays PIECES Xx oN EA aly ae Use the number keypad to enter the number of units in the sample and press ENTER The indicator calculates the average weight and sets it as the unit weight for counting The display should now show the number of units on the scale the Same number you entered earlier 6 3 Entering Preset Unit Weight You can enter a unit weight directly instead of using a sample This method is recommended if you know the unit weight minimum 1 display division or if the units are very small To enter a preset unit weight 1 Press PCS on the front panel 2 Press WEIGH 2 The indicator displays APW XXXXX 3 Use the number keypad to enter the unit weight and press ENTER The preset weight you entered is set as the unit weight for counting VT300 User s Guide Rev A4 34 Doc UM VT300 EN Printing Printing the Current Measurement 7 Printing VT300 allows you to print the current weight measurement and print historic measurements The serial number of the printout can be included in each printout 7 1 Pr
16. full E56 NO ALIBI Tare is active so it is not possible to print E57 ALIBI CSUM Alibi memory corrupted E67 TM CHECKSUM Corrupted accumulated total E69 TM OVERFLOW Accumulated total has overflowed because it has not been cleared for a long time E77 WM CHECKSUM Corrupted weighing memory VT300 User s Guide Rev A4 54 Actions to be taken Press ENTER to acknowledge The unique identification number will reset to 0000 Printout aborted Cancel tare by pressing ESC and retry No action The alibi memory cannot be cleared but the next records will be corrected Clear accumulated total TFILE menu Clear accumulated total TFILE menu Use menu path VFILE gt DELETE to clear weighing memory Doc UM VT300 EN Appendix A Setup Parameters and Menus Alibi Memory and Accumulated Total Errors Appendix A Setup Parameters and Menus Access Codes Calibration Options and Parameters DISP DIGITS ro BATTERY DEC POINT LEAD Z BLANK SCALE DIV A D GAIN A A a m y poe q Jesse a a III e 1 Setup Menu SET gt OPER WEIGHING MEM 1ST W PRINT TA DATA FORMAT A AUTO Z TRACK INIT ZERO CODE MEM KEY IN TIME DO VT300 User s Guide Rev A4 55 Doc UM VT300 EN Appendix A Setup Parameters and Menus Setup Menu SET gt 1COM A A E ae PARITY DATA ssid DATA PRN TYPE ti i C d TYPE OPERATION ERROR CONTROL Setup Menu SET
17. the Y button to reach the TOTAL option and press ENTER The accumulated total of net weights is shown 3 Press CE to reset the total VT300 User s Guide Rev A4 28 Doc UM VT300 EN Weighing Vehicles Accumulated Total Weight 5 Weighing Vehicles VT300 can be used to weigh trucks and other vehicles on a weighbridge All weighing procedures begin after the vehicle has rolled onto the platform and the scale is stable There are three procedures for weighing trucks All the truck weighing procedures involve the V File or vehicle file explained below 5 1 1 The V File The V File is an area of memory allocated in the indicator which stores information about trucks and other vehicles The following details are stored in the V File m Truck ID A unique identifier for the truck usually the license plate number Up to 16 characters in length m Customer ID A unique identifier for the owner of the truck usually a company name m Product ID A description of the product the truck is carrying m The tare value of the truck must be more than the minimum weighing capacity Rec a ee oe we wt te gt a ete A AA e ee A gl we we ee a ee SD AS ew eae pee a A a ge twat E A a 1 I SS When entering information for trucks always use the same Customer ID and Product ID for each customer and product For more details on working with the V File see chapter 9 5 1 2 Weighing a Truck of Unknown Weight This procedure is used to wei
18. vishaymg com Vishay Transducers Finland Jorvas Hitech Center FI 02420 Jorvas Finland PH 358 0 9 8194 220 FAX 358 0 9 8194 2211 E MAIL vt fi vishaymg com Vishay Transducers Canada 41 Horner Ave Unit 5 Toronto Ontario M8Z 4X4 Canada PH 1 800 567 6098 1 416 251 2554 FAX 1 416 251 2690 E MAIL vt can vishaymg com Vishay Tranducers China No 5 Binguan Nan Dao Youyi Rd Hexi District Tianjin China Code 300061 PH 86 22 2835 3503 FAX 86 22 2835 7261 E MAIL vt prc vishaymg com Vishay Tranducers UK Stroudley Road Basingstoke Hampshire RG24 8FW United Kingdom PH 44 125 646 2131 FAX 44 125 647 1441 E MAIL vt uk vishaymg com Vishay Transducers Iberica C Toronga 25 1 C 28043 Madrid Spain PH 34 91 721 8890 FAX 34 91 721 9056 E MAIL vt es vishaymg com Vishay Transducers Norway Haarvard Marinsens vei 19 NO 0915 Oslo Norway PH 47 22 21 40 70 FAX 47 22 21 92 10 E MAIL vt no vishaymg com Vishay Transducers Israel 5 Hazoran Street P O Box 8381 New Industrial Zone Netanya 42506 Israel PH 972 9 863 8888 FAX 972 9 863 8800 E MAIL vt il vishaymg com
19. warranty constitutes the full understanding between the manufacturer and buyer and no terms conditions understanding or agreement purporting to modify or vary the terms hereof shall be binding unless hereafter made in writing and signed by an authorized official of Vishay Transducers VT300 User s Guide Rev A4 vii Doc UM VT300 EN Safety Instructions Safety Instructions The following instructions serve as a general guide for the safe operation of the VT300 This User s Manual is intended for users of the indicator who are prohibited from installing calibrating setting up or servicing the product Only qualified and authorized service personnel should install the product set it up calibrate it or carry out adjustment maintenance or repairs Safety Symbols This symbol indicates potential safety hazards regarding product operation or maintenance to operator or service personnel General Safety Practices Do not touch or tamper with the power supply when the power cord is connected Line voltages may be present even when the product is powered off or a fuse is blown Before working on equipment connected to power lines or to other devices remove jewelry or any other metallic object that may come into contact with energized parts The product is intended to be grounded during normal use Grounding is provided by connecting the mains plug to a wall socket with a protective earth terminal The earth lug provided on th
20. OPE sica dla adas 44 LOLZ SETTING PORT OUTPUT air a A ARAS 45 OZ Setting POr LOU nid Mec leh Arata tanta eaten nea eetheat 45 MO 2 2 Setting POF 2 OULDUE ossosa ro aE A E Oaa 45 LOLS OUTPUT FORMATS rico aaa idas 45 10 3 1 Continuous Weight Output occcccccccccccnccccnnncncnnn cnn rr 45 LO 372 CONTINUOUS Welgnt WIEN Taney ains 46 COSSA TAS MIE rodada ratas 47 10 3 4 E DP Protocol QUEUE siergras OTADAN 48 1 05 95 Remote Printer QUIDU E cits ateas cans a ree cn E eee ioaceeens eae 49 VT300 User s Guide Rev A4 iv Doc UM VT300 EN Table of Contents 11 SETPOINTS AND DIGITAL INPUT cccccccnnsseensseeseesenneeeeneesennnens 50 Lisi TECHNICAL SPECIFICATION Sepan A lis 50 TELLO iat AO OU DUNS sik ad ia 50 111 2 Digital PADUC CTUIESWIECA basar nai 50 2 EDITING THRESHOLDS FOR SETPOLNTS iia acts 50 ELS USING THE DIET SWITC Ana dae 51 12 ERRORS AND TROUBLESHOOTING ccccscccnssscenseeenneseeneeseseessenaues 52 12 1 HARDWARE AND GENERAL ERRORS ccsscscnceccssessncceeesessneceeeseesanassessseenaaeentaaes 52 12 2 PRINTING AND EDP PROTOCOL ERRORS sissarvorevinytd yvan vidt rie tiee nan ANAA NAA 53 12 3 WEIGHING AND COUNTING ERRORS casio odia 53 12 4 ALIBI MEMORY AND ACCUMULATED TOTAL ERRORS icesssssseeeeeeeeeeeeeeeeeseneeneeeeneeas 54 APPENDIX A SETUP PARAMETERS AND MENUS sssssnnnnnnnnnnnnnnnnnnnnnnnnnnnnan 55 CONTACTING VI SHAY TRANSDUCERS ssssnsnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 57 VT300 User s
21. STEM gt 2COM gt EDP gt DIS PROTO YES NO operator disable 0 No 1 Yes If this option is turned on an indicator may interrupt the protocol by pressing any key on the indicator keypad SYSTEM gt 2COM gt EDP gt HOST ENQ YES NO host enquiry 0 No 1 Yes Turning off host enquiry specifies that the indicator should send weight information continuously not on demand VT300 User s Guide Rev A4 48 Doc UM VT300 EN Communication With External Devices Output Formats Data Block Composition Character s Description STX 02 h Start of transmission ASCII any ASCII data identical to the data printed ETX 03 h End of transmission BCC Block check character XORSUM of all data characters STX ETX inclusive 10 3 5 Remote Printer Output Works With Ports Port 2 RS485 or RS232 Description Used to transmit the data printed on the local printer to a remote printer No handshake is required VT300 User s Guide Rev A4 49 Doc UM VT300 EN Setpoints and Digital Input Technical Specifications 11 Setpoints and Digital Input The VT300 can interface with weighing automation systems using two optoisolated outputs digital setpoints and one digital input Only authorized technicians should connect the indicator to other systems in your production environment using these outputs and inputs The outputs setpoints are triggered when the scale reads an upper weight threshold which you define Ther
22. ay to show that the indicator is set to scale 1 Appears on the right of the display to show that the indicator is set to scale 2 Appears on the right of the display to show that the indicator is displaying the sum of the weight on scales 1 and 2 The scale is currently in weight range 1 The scale is currently in weight range 2 These are not relevant if you only have one scale connected to the indicator Common Operations Taring the scale Preset tare Weighing an item Counting units by weight Printing current weight Place the empty package on the scale and wait for it to become stable ma becomes active Press T Press P TARE E Enter a preset tare then press ENTER Tare the scale if necessary then move the item onto the scale Wait for it to become stable becomes active The weight appears on the display Switch to Counting Mode by pressing PCS Es Tare the scale if necessary then move the item onto the scale Wait for it to become stable becomes active The number of units appears on the display Press PRINT 8 If a printer is connected to the indicator details of the current weighing print out The weight is also added to the total VT300 User s Guide Rev A4 xiv Doc UM VT300 EN Introduction How it Works 1 Introduction VT300 is an industrial weight indicator which connects to either one or two scales and allows you to m Zero or tare the scale see chapter 3 m View
23. cale Given that each screw weighs 5g the indicator calculates that the bucket contains 1000 screws You can enter unit weight in one of two ways By weighing a sample of units and entering the number of units m By entering a preset unit weight This method is recommended if you know the gt You should only count units if they all have the same weight The smallest unit weight is limited to 1 display division a is fi ei sat em nce i a nse ned el ie i a ia ii a ie a a SI a Sa yee a J gt By default Counting Mode uses the gross weight to count units If your units are stored in a container it is essential that you tare the scale Otherwise the container will be counted as additional units and the indicator will display an inflated number i Dee rest es Ses S 22 555 E O A oe cee LA ea as aaa SoS a a oS TI HA 2 Saa a al 6 1 Counting Units To count units 1 Set a unit weight for counting either by weighing a sample see chapter 6 2 or by entering a preset weight see chapter 6 3 2 Switch to Counting Mode if necessary by pressing PCS Place an unknown quantity of units on the scale and wait for it to become stable The display shows the number of units VT300 User s Guide Rev A4 33 Doc UM VT300 EN Counting Units Using a Sample to Set Unit Weight 6 2 Using a Sample to Set Unit Weight You can set a unit weight for counting by placing a sample of units on a scale at least 10 display divisions and
24. carrying and press ENTER This is optional if you don t need to enter product details leave this empty and press ENTER 7 The display shows STORE IN W M briefly This indicates that the V File record has been saved in memory You can now weigh this truck without a first weighing gt You may not edit a V File record To change the details you entered delete the record see chapter 9 4 and create it again 9 2 Printing from V File 9 2 1 Printing Truck Tare Values To print truck tare values for all trucks 1 Press MENU on the front panel Use the Y button to scroll to the VFILE menu Press ENTER to enter the menu 2 Use the Y button to scroll to the PRINT submenu Press ENTER to enter the menu Use the Y button to scroll to the TARE option Press ENTER The printer starts printing all the tare values stored in the V File alongside the data of each truck 9 2 2 Printing All First Weighings A first weighing is performed when a truck is not stored in the V File and its unloaded weight is not known Together with the second weighing this allows you to tare the scale First weighing data is not stored in the regular V File records because if a V File ticket exists there is no need for a first weighing This data is stored in a separate memory location and you can print it if needed To print all first weighings 1 Press MENU on the front panel Use the Y button to scroll to the VFILE menu Press ENTER to enter the me
25. communication with a PC Rechargeable battery For stand alone operation Only available for aluminum enclosure 1 2 2 Wiring Use load cell cable 6 x 0 5 mm shielded for the sensor Use 3 x 0 34 mm shielded for RS232C connection and 2x0 34 mm shielded twisted pair for RS485 connection All connections to the instrument are made through the rear panel connectors The Shield should be connected to the metal frame of the connector 1 2 3 Power The instrument is powered from mains 80 250VAC or from a rechargeable battery available only for aluminum enclosure option Power supplied should come from a source that is isolated from other process equipment 1 3 Startup Sequence Press the ON OFF key h to turn on the VT300 The following steps should then take place automatically Description of Step Display Shows e g 1 Software ID is displayed briefly XXXXXX 2 Date of issue of current software version is displayed briefly XXXXXX 3 The scale attempts to zero automatically ZERO SCALE 4 If current weight is within zero range the scale zeroes if not Error 15 ZERO SCALE or is displayed To continue unload the scale and press ESC E15 PWRUP ZERO 5 Current weight is shown 000 0 VT300 User s Guide Rev A4 17 Doc UM VT300 EN Using the Display and Keys Understanding the VT300 Display 2 Using the Display and Keys The VT300 front panel can be divided into four areas m A sixteen character dot matrix display shows weight i
26. currently selected print format press PRINT 12 4 2 High Resolution Weighing You can temporarily increase the resolution of the weight display by a factor of ten so that the indicator shows an additional digit on the right This high resolution weight measurement is for your reference only You cannot print it or use it for any legal transaction To remind you of this the weight display flashes when it is showing weight in high resolution To weigh an item with high resolution 1 Press MENU on the front panel 2 Use the Y button to scroll to the MISC menu then press ENTER to enter it 3 Scroll to the HIGH RES option and press ENTER 4 Place the item on the scale and wait for it to become stable the status annunciator becomes active The display shows the weight of the item VT300 User s Guide Rev A4 26 Doc UM VT300 EN Measuring Weight Accumulated Total Weight 5 The display now shows the weight of the item in high resolution i e with one more digit on the right While high resolution weighing is on the display flashes to remind you that you cannot use high resolution measurements for printing or for any legal transaction AAA E uo TER Ong E ppm zm E cee a tn RR RMN RM RM an o ee pe A RN A RRA A E 6 When you are done weighing in high resolution press ESC several times to return to normal weight resolution 4 3 Accumulated Total Weight Every time you print a weight measurement and or output
27. e is a separate threshold for each setpoint W The digital input is used as a tilt switch When a signal is received on the input cable the display locks for a certain period of time The tilt switch is enabled and its time delay defined during setup 11 1 Technical Specifications 11 1 1 Digital Outputs m Transistor output open collector positive common m 24VDC 10 100mA per output m Max off State voltage 30VDC leakage 100A Optoisolated to 2 5 kV m Short circuit protected m 2ms maximum delay for both on and off positions 11 1 2 Digital Input Tilt Switch m 9 24 VDC positive common optoisolated to 2 5 KV m Input resistance 3 3 KQ m 2ms maximum delay for both on and off positions 11 2 Editing Thresholds for Setpoints Each setpoint has an upper weight threshold that triggers it For example if you set a threshold of 13kg for setpoint 1 nothing will happen as long as the items on the scale weigh less than 13kg As soon as an item is placed on the scale that weighs exactly 13kg or more the setpoint will be switched to on if normally off or to off if normally on gt Setpoints can be activated either by net weight value or by gross weight depending on how this was defined in setup VT300 User s Guide Rev A4 50 Doc UM VT300 EN Setpoints and Digital Input Using the Tilt Switch Sa Setpoints can be either normally open or normally closed depending on how this was defined in setup
28. e product should be connected to the protective earth at all times by a wire with a diameter of 18 AWG or wider Always make the ground connection first and disconnect it last Do not connect data cables to ungrounded equipment Make sure that all other cables are disconnected before disconnecting the ground Special Safety Warnings Use reliable lightening conductors to prevent static loads caused by thunderstorms VT300 User s Guide Rev A4 viii Doc UM VT300 EN Safety Instructions Connection of AC Mains Make sure that the electrical installation complies with local codes Always connect the AC plug to a wall socket with a protective ground The maximum permissible current capability of the branch distribution circuit that supplies power to the product is 16A The circuit breaker in the building installation should have high breaking capacity and must operate at short circuit current exceeding 35A Always connect the power cord first to the equipment and then to the wall socket If the power cord cannot be readily disconnected in case of emergency make sure that a readily accessible circuit breaker or emergency switch is installed in the building Operating Environment Ambient Storage temperature 10C to 70C 14F to 158F Temperature Operating temperature 10C to 40C 14F to 104F Humidity 40 to 90 RH non condensing Vibration Severe vibration can affect the accuracy of weighing and damage components A
29. eighing a Truck Stored in the V File To weigh a truck when its details are available in the V File 1 Press WEIGHT 2 2 The indicator displays VEHICLE briefly and then the cursor blinks Use the alphanumeric keypad to enter the truck ID usually the plate number and press ENTER Alternatively enter the truck s memory key MF or MT and press ENTER The display shows P TARE 000000 Type the truck s tare value and press ENTER 3 The indicator displays CLIENT briefly and then the cursor blinks Use the alphanumeric keypad to enter the customer ID for the owner of the truck usually a company name and Press ENTER 4 The indicator displays PRODUCT briefly and then the cursor blinks Enter the product ID a description of the product the truck is carrying Press ENTER The indicator displays STORE IN ALIBI The weight measurement is saved in memory and a ticket is printed out with the following format DATE 16 05 03 16 00 N 00125 ist WEIGHT lt 15000 gt kg 16 05 03 15 46 2nd WEIGHT lt 32000 gt kg NET WEIGHT 17000 kg VEHICLE AB1234 MF 054 CLIENT SMITH PRODUCT SAND BB SS Although the customer 1D and product ID are stored in the memory they have to be entered every time a truck is weighed The only item that is retrieved from memory is the tare value of the truck 5 1 4 Entering Preset Tare for a Truck To weigh a truck with a known tare which is not stored in V File Press WEIGHT 2 The indicat
30. el Use the Y button to scroll to the VFILE menu Press ENTER to enter the menu 2 Use the V button to scroll to the DELETE submenu Press ENTER to enter the menu 3 Select one of the following menu options TARE deletes all fixed tare weighings FIRST deletes all historic first weighing data m ALL deletes all truck records SELECT prompts for a vehicle ID and deletes the record for that truck 4 The indicator displays DEL AE Y CE N m Press ENTER to confirm and delete the record s you specified m Press ESC to cancel 9 5 Checking Available V File Memory To check available V File capacity 1 Press MENU on the front panel Use the Y button to scroll to the VFILE menu Press ENTER to enter the menu Use the WV button to scroll to the SIZE option and press ENTER to select it 3 The display shows USED xxx FREE yyy where xxx is the number of V File records currently stored and yyy is the number of V File slots available Pas a Se ph A et ge ew ee ee A we ge we A RA Ce eee Oe pS wl ep ee atte Fee a NS PU ee ae ES 1 E When the V File no longer has any free space new vehicle information overwrites the existing vehicle information VT300 User s Guide Rev A4 43 Doc UM VT300 EN Communication With External Devices Serial Ports Configuration 10 Communication With External Devices 10 1 Serial Ports Configuration VT300 has two serial ports designated port 1 and port 2 Port 1 is an RS232 po
31. el and press ENTER to enter the WEIGH submenu 2 Press the V button to reach the ALIBI submenu Press ENTER to enter the submenu 3 Press the Y button to reach the VIEW option and press ENTER Alibi memory records are shown on the display 4 Enter the record number if you know it and press ENTER Alternatively use the A and Y buttons to scroll through the alibi memory records The display shows the record in the following format N 0099 1 000 kg Press PRINT to print the record together with the next nine records 8 2 Printing all Historic Measurements To print the entire alibi memory 1 Press MENU on the front panel and press ENTER to enter the WEIGH submenu 2 Press the WV button to reach the ALIBI submenu Press ENTER to enter the submenu gt Before proceeding make sure the printer has enough paper The alibi memory may contain thousands of records and you are about to print them all 3 Press the Y button to reach the PRINT option and press ENTER The alibi memory Starts printing out in its entirety To stop printing press ESC VT300 User s Guide Rev A4 38 Doc UM VT300 EN Alibi Memory Functions Checking Alibi Memory for Errors 8 3 Checking Alibi Memory for Errors The alibi memory is sometimes used to record legal transactions so it is important to make sure that it is in working order This works by performing a checksum on each alibi memory record to make sure it is not corrupted To c
32. elf VT300 also has two analog setpoints with corresponding weight thresholds When the item being weighed exceeds one of these thresholds the relevant setpoint can trigger an event in your production process Only authorized technicians may connect the indicator to external devices such as the ones listed above 1 2 Product Features m High accuracy analog to digital converter max 550 000 internal counts m Front panel with 16 character 14 5mm height LCD display module m 27 key membrane keyboard with tactile feedback m 32 KB Flash RAM real time clock and non volatile memory for system parameters and calibration data m Flash memory storing up to 10 000 weights electronic tally roll or Alibi memory VT300 User s Guide Rev A4 16 Doc UM VT300 EN Introduction Startup Sequence m 2 serial ports RS232C or RS485A for connection to printers computers and remote displays m 2 setpoints 24VDC 100mA optoisolated and 1 optoisolated input Four programmable print formats are available Weighing file stores up to 250 first weighing or fixed tare weights date and time serial number and two reference codes m Unit counting feature with selectable sample size Both printer and host PC interface can be active at the same time 1 2 1 Options Second scale input Scale input board Analog output 0 4 20mA or 0 10V 16 bits resolution Powered by an external 24VDC RS485 serial port adapter Used for bi directional
33. ene E manana rmeemouts 21 23 SING the MENU i rmac AA ARO RAS 21 2 3 2 Menu Structure and Options SUMMATY cccccccccccccccnccnncnnnnnnnnnnncnnnnnnnnnnnnns 21 VT300 User s Guide Rev A4 ii Doc UM VT300 EN Table of Contents 3 ZEROING AND TARUNG sirvan 23 3 1 MANUAL ZEROING ii A AO 23 3 2 PARING aistin ro A E E s 24 3 3 PREGET TARE snuuparediancieusientectaiorteadacrieanr erase nd 24 3 4 VIEWING PRESET TARE VALUE adidas 25 4 MEASURING WEGA Toscanini as 26 4 1 WEIGHING ANITE Mia idas 26 4 2 HIGH RESOLUTION WEIGHIN Giran A A 26 4 3 ACCUMULATED TOTAL WEGA TA ua dl 27 4 3 1 Adding a Measurement to the Total oocccccccccnncccccnnnnnnnnnn nn cnn 27 A2 VIEWING the Total tiesssessscnsoncvecsensaews daa NI PO 27 4 3 3 Resetting the Totale uriosit eE E E a E ee 28 5 WEV GHING VEHICLES dias 29 dl Lo MS VS MO A A a a a AER 29 5 1 2 Weighing a Truck of Unknown Weight ooccccccccccccccnnccccnnnncnn cnn 29 5 1 3 Weighing a Truck Stored in the V File oooocccccccccccccnccccnnnnnnnnn cr 31 5 1 4 Entering Preset Tare for a TrUCk oooocccccccccccccccccccccnnncannnnnnnnnnnnn rn 31 6 COUNTING UNES 33 6 1 COUNTING UNITS sarria 33 6 2 USING A SAMPLE TO SET UNIT WEIGHT A ERES 34 6 3 ENTERING PRESET UNIT WEIGHT toxeucereraeroueneny eTEN NE AN NA SAAE NOAA ARAN 34 7 PRINTING sisisircnsivascietiaivie corel AAA ERA AAA 35 7 1 PRINTING THE GURRENT MEASUREMENT at woveoncineries 35 7 1 1 Repeating the Last Printout Producing a COpy
34. er for scale 1 Displays audit trail counter for scale 2 Displays remaining battery capacity as of max capacity Increases the weight display resolution 10 times Allows editing date time and serial print number user password protected Allows setting and changing user password Shows weighing process parameters and allows editing authorized technicians only Calibration menu for scale 1 authorized technicians only Calibration menu for scale 2 authorized technicians only Analog output calibration authorized technicians only 0 20mA 0 10V Operational setup submenus Hardware and software testing Doc UM VT300 EN Zeroing and Taring Manual Zeroing 3 Zeroing and Taring The VT300 allows you to adjust the scale by zeroing or taring m Zeroing adjusts the center of zero to match the current environmental conditions Taring compensates for the weight of an item s container by subtracting it from the weight measured 3 1 Manual Zeroing You only need to manually zero the scale if the display consistently shows a figure lower or higher than zero This can happen for example when mud or other debris collects on the weighing platform As long as this debris remains in place for the duration of the weighing session you can zero the scale to compensate for it Zeroing only works if the current weight is within zero range as defined during calibration To manually zero the scale 1
35. er minimum weighing range Bit 6 Must be always set to 1 Bit 7 Zero or parity 2 Polarity or 3 8 Net weight 6 digits including decimal point if any 9 N Indicates that the preceding weight is net 10 15 Net weight 6 digits including decimal point if any 16 T or P T specifies that the preceding weight is a manual tare P specifies that the preceding weight is a preset tare 17 22 Gross weight 6 digits including decimal point if any 23 G Indicates that the preceding weight is gross 24 Sync Carriage return OD hex for end of transmission When Display Indication is Not Weight When the indicator displays something other than weight the data string to COM2 will be as follows A XXXX TARE VALUE T P GROSS VALUE G CR XXXX in the format above will either be blank spaces an error message or the menu currently accessed by the user 10 3 3 Alibi Transmit Works With Ports Port 1 RS232 Description Alibi mode can be set in SYSTEM gt SET gt 1COM gt OPERATION ALIBI When the PRINT key is pressed the record is transmitted in the following format 1734 y VI2Z340kG G VT300 User s Guide Rev A4 47 Doc UM VT300 EN Communication With External Devices Output Formats 10 3 4 EDP Protocol Output Works With Ports Port 2 RS232 or RS485 Description Transmits weight measurements to a host computer according to the currently selected print format
36. ereof Upon such termination by VT you agree to return to VT the Product and all copies and portions thereof For further information contact VT at the address below or contact your local distributor VT300 User s Guide Rev A4 vi Doc UM VT300 EN Warranty Warranty Vishay Transducers warrants all instruments it manufactures to be free from defect in materials and factory workmanship and agrees to repair or replace any instrument that fails to perform as specified within one year after date of shipment Coverage of computers cameras rechargeable batteries and similar items sold in conjunction with equipment manufactured by Vishay Transducers and bearing the identifying name of another company is limited under this warranty to one year after the date of shipment The warranty on non rechargeable batteries and similar consumable items is limited to the delivery of goods free from defects in materials and factory workmanship This warranty shall not apply to any instrument that has been repaired worked on or altered by persons unauthorized by Vishay Transducers in such a manner as to injure in our sole judgment the performance stability or reliability of the instrument subjected to misuse negligence or accident or connected installed adjusted or used otherwise than in accordance with the instructions furnished by us At no charge we will repair at our plant or an authorized repair station or at our option replace any of ou
37. gh a truck that is not stored in the V File and whose tare value unloaded weight is not known To tare the scale you weigh the truck twice Once loaded and once unloaded The truck can be first weighed empty and then weighed loaded with product or vice versa Weighing a truck of unknown weight Press WEIGHT 1 The indicator displays VEHICLE briefly and then the cursor blinks 2 Use the alphanumeric keypad to enter the truck ID usually the plate number and press ENTER The indicator displays CLIENT briefly and then the cursor blinks 3 Use the alphanumeric keypad to enter the customer ID for the owner of the truck usually a company name and press ENTER The Indicator displays PRODUCT briefly and then the cursor blinks 4 Use the alphanumeric keypad to enter a description of the product and press ENTER A first weighing ticket shown below is printed The weight of the truck is retained in memory until it returns to be weighed a second time Take note of the first weighing serial number in memory this appears to the right of the vehicle ID in the example below MF 054 VT300 User s Guide Rev A4 29 Doc UM VT300 EN Weighing Vehicles Accumulated Total Weight DATE 16 05 03 15 46 N 00125 1st WEIGHT lt 15000 gt kg VEHICLE AB1234 MF 054 CLIENT SMITH PRODUCT SAND BB menu path VFILE gt PRINT gt FIRST First weighing information is stored in the V File and can be accessed using the E W
38. gt 2COM menu option e menu option sto BAUD RATE wsay E PARITY DATA MS EDP submenu details below OM OPERATION Setup Menu SET gt 2COM gt EDP menuoption e PDA ERROR CTRL A DIS PROTO Ld PROTO A N Host eng ee Setup Menu SET gt D A CAL Menu option Set to Menu option Set to CALIBRATION current SCALE ERROR Resour poureut O foreration S moe Reference Codes coe sett Er UNAS AA ese gt Setpoint and Input Tilt Settings Tilt delay TILT sete Gross LS Setpoints SETP Ln SETP NC Ls VT300 User s Guide Rev A4 56 Doc UM VT300 EN Contacting Vishay Transducers Americas Vishay Transducers Americas 677 Arrow Grand Circle Covina CA 91722 USA PH 1 800 722 0820 1 626 858 8899 FAX 1 626 332 3418 E MAIL vt us vishaymg com Asia Vishay Transducers Taiwan Asia except China 15 Fl No 86 Sec 1 Shintal 5 Rd Shijr City Taipei Taiwan 221 PH 886 2 2696 0168 FAX 886 2 2696 4965 E MAIL vt tw vishaymg com Europe Vishay Transducers Germany Tatschenweg 1 74078 Heilbronn Germany PH 49 7131 3901 260 FAX 49 7131 3901 2666 E MAIL vt de vishaymg com Vishay Transducers France 16 Rue Francis Vovelle 28000 Chartres France PH 33 2 37 33 31 20 FAX 33 2 37 33 31 29 E MAIL vt fr vishaymg com Vishay Transducers Sweden P O Box 423 SE 691 27 Karlskoga Sweden PH 46 586 63000 FAX 46 586 63099 E MAIL vt se
39. he menu The arrows around this button allow you to navigate the menu Cancels the current operation exits a menu or exits a mode If the scale is not stable the current weight cannot be used for this operation VT300 User s Guide Rev A4 20 Refer to Chapter 3 1 Chapter 3 2 Chapter 3 3 Chapter 7 1 Chapters 4 6 Chapter 5 1 2 Chapter 5 Chapter 2 3 Doc UM VT300 EN Using the Display and Keys The Menu 2 2 2 Using Keys to Enter Information Key Description 0 9 Press a key to enter a digit When you enter a second digit the first digit moves to the left and the new digit takes its place If you make a mistake press CE to clear the display Press a key twice or more quickly to toggle the letters assigned to that key For example to enter the letter b press 7 abc three times quickly the first time shows the number 7 To enter c press 7 abc four times ENTER Confirms the current operation or the information entered al Clears the characters entered 2 3 The Menu The menu accessed by pressing the MENU key h allows you to perform advanced operations like high resolution weighing printing and viewing alibi memory This subchapter explains how to use the menu and provides a summary of its functions All operations are explained in more detail further in this document 2 3 1 Using the Menu To access a function on the menu Press the MENU button located to the right
40. heck the alibi memory for errors Press MENU on the front panel and press ENTER to enter the WEIGH submenu 2 Press the Y button to reach the ALIBI submenu Press ENTER to enter the submenu 3 Press the Y button to reach the CSUM option and press ENTER The indicator starts checking the alibi memory for errors This can take a few minutes 4 One of two messages is displayed NW CHECKSUM OK displayed briefly This means all alibi memory records are Okay E E77 WM CHECKSUM This means that at least one record is corrupted VT300 User s Guide Rev A4 39 Doc UM VT300 EN Working with the V File Adding a new vehicle 9 Working with the V File The V File is an area of memory allocated in the indicator which stores vehicle information and first weighing information 250 records in total The following details are stored in the V File m Vehicle description A unique identifier for the truck usually the license plate number max 16 chars m Client A unique identifier for the owner of the truck max 16 chars m Product A description of the product the truck is carrying max 16 chars m First weighing or preset tare of the vehicle Date and time of the weighing m Serial number of the weighing gt i SN The serial number of a V File record which is printed on the ticket reflects the status of the record A serial number starting with mT indicates a full V File record with first and second weighing infor
41. hen the truck rolls off the platform other trucks can be weighed until the truck returns to be weighed a second time If the truck was weighed with goods the first time the second time it is weighed it should be empty If the truck was first weighed empty the second time it should be weighed loaded with product Once the truck returns to the weighbridge for a second weighing press WEIGHT 2 The indicator displays VEHICLE briefly and then the cursor blinks Use the alphanumeric keypad to enter the memory serial number of the first weighing this appears on the first weighing ticket to the right of the vehicle 1D Press ENTER The indicator displays CLIENT briefly and then the cursor blinks Use the alphanumeric keypad to enter the customer ID for the owner of the truck usually a company name and press ENTER The Indicator displays PRODUCT briefly and then the cursor blinks Use the alphanumeric keypad to enter a description of the product and press ENTER The second weighing ticket is printed out in the format shown below The net weight is an absolute value calculated as the difference between the first and second weighing DATE 16 05 03 16 00 N 00126 ist WEIGHT lt 15000 gt kg 16 05 03 15 46 2nd WEIGHT lt 32000 gt kg 16 05 03 NET WEIGHT 17000 kg VEHICLE AB1234 MF 054 CLIENT SMITH PRODUCT SAND BB VT300 User s Guide Rev A4 30 Doc UM VT300 EN Weighing Vehicles Accumulated Total Weight 5 1 3 W
42. inting the Current Measurement To print the current weight measurement to the printer 1 Weigh the item normally see chapter 4 1 above Make sure the scale is stable 2 Press PRINT E The current measurement is printed to the printer using the following format 0100 001 000 kgG 7 1 1 Repeating the Last Printout Producing a Copy To produce a copy of the last printout 1 Press MENU on the front panel Press ENTER to enter the WEIGH submenu 2 Scroll to the COPY option and press ENTER A copy of the last printout is printed 7 2 Printing Historic Measurements All weight measurements you print are stored in the alibi memory of the indicator This is a fixed memory unit that stores up to 10 000 records Only gross weight measurements are stored in alibi memory You can access the alibi memory and print historic measurements by referencing their serial numbers The serial number of a measurement appears on its printed ticket Alternatively you can print the entire alibi memory To print a specific record from the Alibi memory Press MENU on the front panel and press ENTER to enter the WEIGH submenu 2 Press the Y button to reach the ALIBI submenu Press ENTER to enter the submenu 3 Press the Y button to reach the VIEW option and press ENTER Alibi memory records are shown on the display 4 Use the A and Y buttons to scroll through the alibi memory records The display shows the record in the following format N
43. ir The air surrounding the product should be dust free and should not contain corrosive gasses or other materials that could adversely effect the product Electromagnetic Heavy electrical equipment should not be installed near to the weighing Fields apparatus Incoming and Relays and contacts connected to the equipment must have reliable and Outgoing Signals effective interference suppression This also applies to other equipment within 3 meters of the equipment VT300 User s Guide Rev A4 ix Doc UM VT300 EN Declaration of Conformity Declaration of Conformity Non Automatic Weighing Instrument Ill Manufacturer Vishay Transducers Type Model VT300 EC Type Approval DK 0199 62 Certificate Number Corresponds to the production model described in the EC Type Approval Certificate and to the requirements of the Council Directive 90 384 EEC as amended and to the requirements of the following EC Directives EN 45501 1994 The Metrological Aspects of Non Automatic Weighing Machines EN 55022 1987 Limits and Methods of Measurement of Radio Interference Characteristics of Information Technology Equipment EN 60950 1992 Safety of Information Technology Equipment Date April 30 2004 Signature Benny Shaya Director R amp D Operations Instruments Being the responsible person employed and appointed by Vishay Transducers VT300 User s Guide Rev A4 x Doc UM VT300 EN About this Document About this Document This d
44. it to the PC the gross weight is added to an accumulated total You can use the accumulated weight to check how much was weighed on the scale in total over a certain period for example one work day or one month To do this you should reset the total set it to zero at the start of the period At the end of the period you can view the total print it and reset it again Printing and clearing is performed in one operation When you print the total the accumulated total is reset to zero 4 3 1 Adding a Measurement to the Total To add an item s weight to the accumulated total 1 Weigh the item normally see chapter 4 1 above Make sure the scale is stable 2 Press PRINT Eh 4 3 2 Viewing the Total To view and or print the accumulated total 1 Press MENU Use the WV button to scroll to the TFILE submenu and press ENTER to enter it 2 Press the Y button to reach the TOTAL option and press ENTER The accumulated total of net weights is shown For example if you cleared the total and then measured three items weighing 100kg 600kg and 300kg respectively net the display would show 1000 3 If you want to print the total press PRINT Otherwise press ESC VT300 User s Guide Rev A4 27 Doc UM VT300 EN Measuring Weight Accumulated Total Weight 4 3 3 Resetting the Total To reset the accumulated total 1 Press MENU Use the Y button to scroll to the TFILE submenu and press ENTER to enter it 2 Press
45. m the indicator Actions to be taken Check printer and cables Replace printer Add paper to printer tray Check computer and cables Retry Check computer and cables Retry 12 3 Weighing and Counting Errors Error code amp desc E40 0UT OF MEM W E41 INVALID I D E42 V CLE IN W F E43 SCALE TARED E44 NEG WEIGHT E45 SCALE MOT E47 OUT OF LIMIT E50 SAMPLE CNT E51 SAMPLE WEIGH Possible cause Weighing memory full No data entered during first weighing A first weighing has already been made for this vehicle First or second weighing cannot be performed because the scale has been tared Negative weights cannot be printed Non stable weights can not be processed Weight is out of limits The sample used in counting has too few units The sample used in counting weighs too little VT300 User s Guide Rev A4 53 Actions to be taken Delete unused records or check errors in vehicle file see chapter 9 3 Enter first weighing data Retry entry carry out second weighing or delete the first weighing from memory Cancel tare and return to gross mode Retry or abort Wait until the status annunciator activates and retry Retry Retry Retry Doc UM VT300 EN Errors and Troubleshooting Alibi Memory and Accumulated Total Errors 12 4 Alibi Memory and Accumulated Total Errors Error code amp desc Possible cause E55 ALIBI FULL Alibi memory
46. mation A serial number starting with mF indicates a first weighing only A serial number starting with me indicates that the record is empty The number following the two letter status code indicates the record s position in memory V File Menu Options EDIT TARE create a new truck PRINT print some or all V File data from memory m CSUM check errors in the V File m DELETE delete some or all V File records m SIZE check how many V File records are used and how many are available 9 1 Adding a new vehicle To add a new vehicle to the V File 1 Press MENU in the front panel Use the W button to reach VFILE submenu and press ENTER to enter it 2 Use the Y button to scroll to EDIT TARE Press ENTER The indicator displays VEHICLE briefly and then the cursor blinks 3 Use the alphanumeric keypad to enter the truck ID usually the plate number and press ENTER VT300 User s Guide Rev A4 40 Doc UM VT300 EN Working with the V File Printing from V File ii 4 The display shows P TARE 00 000 Enter the tare value of the truck and press ENTER 5 The display shows CLIENT briefly and then the cursor blinks Enter the customer ID of the truck owner usually a company name and press ENTER This is optional if you don t need to enter customer details leave this empty and press ENTER 6 The display shows PRODUCT briefly and then the cursor blinks Enter a description of the product the truck is
47. menu Use the Y button to scroll to the PRINT option and press ENTER Use the Y button to scroll to the SELECT option and press ENTER The indicator displays VEHICLE briefly and the cursor blinks 4 Use the alphanumeric keypad to enter the ID of the truck usually its plate number and press ENTER The V File record for the truck prints out 9 3 Checking V File Integrity This performs a check on the vehicle file memory to verify that the memory is not corrupted To check errors in the V File 1 Press MENU on the front panel Use the Y button to scroll to the VFILE menu Press ENTER to enter the menu 2 Use the Y button to scroll to the CSUM option and press ENTER VT300 User s Guide Rev A4 42 Doc UM VT300 EN Working with the V File Deleting V File Records 3 The display shows WAIT while the memory is checked When the test finishes one of the following messages is displayed NW CHECKSUM OK briefly indicating that the V File memory has no errors E E77 WM CHECKSUM indicating that part of the memory is corrupted 4 If errors were found you are prompted to correct them Press ENTER to correct the errors or CE to leave the memory as is 5 Print the entire V File see chapter 0 above Read the printout to see if it makes sense If some records seem to be corrupted delete the entire V File see chapter 9 4 below 9 4 Deleting V File Records To delete V File records 1 Press MENU on the front pan
48. munication With External Devices Output Formats Data Block Composition Byte Name Description 1 Weight status BitO O Normal 1 No weight display Bit1 O Gross 1 Net Bit2 O No Auto zero 1 Auto zero Bit3 O Within range 1 Out of range Bit4 O No standstill 1 Standstill Bit5 O Normal 1 Under minimum weighing range Bit6 Must be always set to 1 Bit7 Zero or parity 2 Polarity or 3 8 Weight 6 digits including decimal point if any 9 Sync Carriage return OD hex for end of transmission 10 3 2 Continuous Weight With Tare Works With Ports Ports 2 RS232 or RS485 Description This option can be programmed using setup parameter SYSTEM gt SET gt 2COM gt OPERATION to A 0UT The weight indication of each scale is transmitted continuously along with its current tare and gross weight The format is Ptil23 lt 45N010 00 1T P 133 45G6 Where the characters indicate N for Net weight G for Gross weight T forthe Tare weight when the scale was manually tared or P for the tare weight when the tare was preset either from the device or from a PC VT300 User s Guide Rev A4 46 Doc UM VT300 EN Communication With External Devices Output Formats Data Block Composition Byte Name Description 1 Weight status Bit 0 O Normal 1 No weight display Bit 1 O Gross 1 Net Bit 2 OQ No Auto zero 1 Auto zero Bit 3 O Within range 1 Out of range Bit 4 0 No standstill 1 Standstill Bit 5 O Normal 1 Und
49. nal and uses it to calculate the weight of the item To do this it must be connected to the scale and properly calibrated Calibration which may only be performed by authorized technicians tells the indicator the minimum and maximum weight the scale can handle and the corresponding electrical signal for each of these extremes This allows the indicator to translate an electrical measurement into actual weight in kilograms or pounds 1 1 2 Displaying and Manipulating Weight Information The basic operation of VT300 is to display the weight of the item that is currently on the platform This information can be saved to non volatile memory called Alibi Memory and retrieved later If you provide more information VT300 can do more than just display the current weight It can deduct the weight of the container taring calculate the number of units being weighed and calculate an average weight for the units being weighed 1 1 3 Sending Output to Other Devices In addition to showing and manipulating weight information VT300 can send it to other devices using its two serial ports In a typical setup the indicator is connected to a printer allowing you to print out weight information in several formats It is also possible to connect the indicator to a personal computer which allows more powerful data processing or to an external display which allows weight information to be viewed in a larger format or at a distance from the indicator its
50. nformation status information and the names of menus and functions m The function keypad with ten orange keys allows you to turn the unit on and off and perform the most common operations A navigation area to the right of the display allows you to access and navigate the menu which contains more advanced operations m An alphanumeric keypad with 12 green keys allows you to enter numbers and letters 2 1 Understanding the VT300 Display The VT300 has an LCD display There are three status annunciators on the left of the display and two more on the right of the display Small dots status annunciators may appear next to one or more of these to show status information such as whether the scale has been tared or not VT300 User s Guide Rev A4 18 Doc UM VT300 EN Using the Display and Keys Understanding the VT300 Display 2 1 1 Status Annunciators At the left of the display are several icons A dot shows up next to these to indicate the current status of the scale or indicator Status annunciators are often important to understand what is being shown on the display Il alll S1 S2 SO Wi W2 Stable Center of Zero Net Weight Scale 1 Scale 2 Sum of scales Active the scale is stable necessary for ZERO T and PRINT Inactive the scale is not stable Active the current weight is at center of zero or at manual zero Inactive the scale is above or below center of zero Active
51. ng the tare value or displaying battery status VT300 User s Guide Rev A4 19 Doc UM VT300 EN Using the Display and Keys Front Panel Keys 2 2 Front Panel Keys The keys on the VT300 front panel can serve two functions Performing common operations and accessing the menu m Entering alphanumeric information 2 2 1 Using Keys to Perform Operations Key Description Press to zero the scale Only works within the zero range Press once to tare the scale Press again to view gross weight Press to enter a preset tare Enter the tare value using the alphanumeric keypad and press ENTER The display shows net weight To cancel and view gross weight press ESC When you press this key the current weight is printed to the printer output to an attached computer and added to the accumulated total Press to switch between Weighing Mode and Counting Mode Press to turn the indicator on or to switch it off when it is running Press to perform a first weighing of a vehicle with unknown tare Press to weigh a vehicle with known tare or to perform a second weighing of a vehicle with unknown tare Toggles between scale 1 scale 2 and the sum of both scales if two scales are connected to the indicator Related operations Manual zeroing Taring using current weight Preset tare Printing Counting pieces weighing Starting the indicator Weighing printing Weighing printing Enters t
52. nu 2 Use the Y button to scroll to the FIRST option Press ENTER The printer starts printing the weight measurements taken in all first weighings one per line VT300 User s Guide Rev A4 41 Doc UM VT300 EN Working with the V File Checking V File Integrity 9 2 3 Printing the Entire V File This option allows you to print all V File records including the following details truck ID customer ID product ID tare value serial number date and time To pri nt the entire V File 1 Press MENU on the front panel Use the Y button to scroll to the VFILE menu Press ENTER to enter the menu Use the Y button to scroll to the PRINT option Press ENTER to enter the submenu Use the Y button to scroll to the ALL option 4 Press ENTER The printer starts printing all V File tickets gt The serial number of a V File record which is printed on the ticket reflects the status of the record A serial number starting with MT indicates a full V File record with first and second weighing information A serial number starting with mF indicates a first weighing only A serial number starting with me indicates that the record is empty The number following the two letter status code indicates the record s position in memory 9 2 4 Printing the V File Record of a Specific Truck To print the V File record for a specific truck 1 Press MENU on the front panel Use the W button to scroll to the VFILE menu Press ENTER to enter the
53. o switch between Weighing Mode and Counting Mode Press to turn the indicator on or to switch it off when it is running Press to perform a first weighing of a vehicle with unknown tare Press to weigh a vehicle with known tare or to perform a second weighing of a vehicle with unknown tare Toggles between scale 1 scale 2 and the sum of both scales if two scales are connected to the indicator Enters the menu The arrows around this button allow you to navigate the menu Keys cont VT300 User s Guide Rev A4 xiii Doc UM VT300 EN Quick Start Guide esc Cancels the current operation exits a menu or exits a mode e Clears the characters entered ENTER Confirms the current operation or the information entered If the scale is not stable the current weight cannot be used for this operation Status Annunciators At the left of the display are several icons A dot shows up next to these to indicate the current status of the scale or indicator la dl Stable Center of Zero NET Net Weight S1 Scale 1 S2 Scale 2 SO Sum of scales W1 W2 Active the scale is stable necessary for ZERO T and PRINT Inactive the scale is not stable Active the current weight is at center of zero or at manual zero Inactive the scale is above or below center of zero Active the display is showing net weight Inactive the display is showing gross weight Appears on the right of the displ
54. ocument explains how to use the VT300 Weight Indicator It is intended for users who perform weighing and related operations themselves Before starting to operate the VT300 make sure it has been connected to the mains and to a scale and properly set up by a certified technician Chapters and Their Contents 1 10 11 12 Introduction Using the Display and Keys Zeroing and Taring Weighing Mode Weighing Vehicles Counting Mode Printing Alibi Memory Functions Working With the V File Communicating With External Devices Setpoints and Digital Input Errors and Troubleshooting VT300 User s Guide Rev A4 An overview of VT300 features and how the indicator works VT300 display and the functions of different keys How to zero and tare the scale How to use VT300 to weigh items How to use VT300 to weigh trucks with known or unknown weight How to use VT300 to count units How to use VT300 to print weight measurements Gives details of how to use the alibi memory functions How to store and manage vehicle tare values and other vehicle related information How to communicate with a host PC a printer and a remote display over VT300 s two serial connections Technical specification for VT300 s setpoints and digital input and how to define setpoints Errors displayed by the indicator and how to resolve each problem xi Doc UM VT300 EN Pg Pg Pg Pg Pg Pg Pg Pg
55. of the display Use the A and Y arrows to scroll through the menu options Press ENTER to drill down into a submenu You can then use the A and Y arrows to scroll through the menu or submenu options 4 Press ESC to return to a higher menu or submenu level When you reach the desired menu option press ENTER to confirm 2 3 2 Menu Structure and Options Summary Main menu Submenu contents WEIGH PCS CNT SETP COPY ALIBI VIEW PRINT CSUM VT300 User s Guide Rev A4 21 Description Switches to Counting Mode Shows setpoint values and allows editing Copies last weighing ticket Alibi memory functions Doc UM VT300 EN Using the Display and Keys The Menu Main menu VFILE TFILE MISC SYSTEM Submenu contents PRINT TARE FIRST ALL SELECT EDIT TARE CSUM DEL TARE FIRST ALL SELECT SIZE STOT TOTAL INFO 1OIML 20IML BATTERY HIGH RES DATE PIN PIN SYS PIN OPER PRP 1CAL PAR ZERO SPAN INIT WRITE 2CAL PAR ZERO SPAN INIT WRITE D A CAL SET TEST VT300 User s Guide Rev A4 22 Description Prints from V File Creates a new vehicle record Checks V File memory Deletes V File records Shows number of records stored in V File and space available Subtotal of net weights Press PRINT to print CE to reset Total of net weights Press PRINT to print CE to reset Displays indicator model and serial number Displays audit trail count
56. or displays VEHICLE briefly and then the cursor blinks 2 Use the alphanumeric keypad to enter the truck ID usually the plate number and press ENTER The indicator displays P TARE 00 000 3 Use the alphanumeric keypad to enter the tare value of the truck and press ENTER The indicator displays CLIENT briefly and then the cursor blinks 4 Use the alphanumeric keypad to enter the customer ID for the owner of the truck usually a company name and press ENTER The Indicator displays PRODUCT briefly and then the cursor blinks VT300 User s Guide Rev A4 31 Doc UM VT300 EN Weighing Vehicles Accumulated Total Weight 5 Enter a description of the product the truck is carrying and press ENTER The indicator displays STORE IN ALIBI The weight measurement is saved in memory and a ticket is printed out with the following format DATE 16 05 03 15 46 N 00127 ist WEIGHT lt 15000 gt kg 00 00 00 00 00 2nd WEIGHT lt 32000 gt kg NET WEIGHT 17000 kg VEHICLE AB1234 MF 000 CLIENT SMITH PRODUCT SAND BB E When you weigh a truck in this manner it is not added to the V File To add it to the V File see chapter 9 VT300 User s Guide Rev A4 32 Doc UM VT300 EN Counting Units Counting Units 6 Counting Units VT300 can count the number of units pieces on the weighing platform This is done by dividing the total weight by a unit weight For example you can place a bucket of screws weighing 5kg on the s
57. r liability imposed on Vishay Transducers occasioned by the failure of the Purchaser to so notify such buyer This provision is not intended to afford subsequent Purchasers any warranties or rights not expressly granted to such subsequent Purchasers under the law Vishay Transducers reserves the right to make any changes in the design or construction of its instruments at any time without incurring any obligation to make any change whatever in units previously delivered Vishay Transducers sole liabilities and Buyer s sole remedies under this agreement shall be limited to the purchase price or at our sole discretion to the repair or replacement of any instrument that proves upon examination to be defective when returned to our factory transportation prepaid by the Buyer within the applicable period of time from the date of original shipment Return transportation charges of repaired or replacement instruments under warranty will be prepaid by Vishay Transducers Vishay Transducers is solely a manufacturer and assumes no responsibility of any form for the accuracy or adequacy of any test results data or conclusions which may result from the use of its equipment The manner in which the equipment is employed and the use to which the data and test results may be put are completely in the hands of the Purchaser Vishay Transducers shall in no way be liable for damages consequential or incidental to defects in any of its products This
58. r products found to be defective under this Warranty This Warranty is in lieu of any other warranties expressed or implied including any implied warranties of merchantability or fitness for a particular purpose There are no warranties which extend beyond the description on the face hereof Purchaser acknowledges that no salesman agent employee or other person has made any such presentations or warranties or otherwise assumed for Vishay Transducers any liability in connection with the sale of any goods to the purchase Buyer hereby waives all rights Buyer may have arising out of any breach of contract or breach of warranty on the part of Vishay Transducers to any incidental or consequential damages including but not limited to damages to property damages for injury to the person damages for loss of use loss of time loss of profits or income or loss resulting from personal injury Some states do not allow the exclusion or limitation of incidental or consequential damages for consumer products so the above limitations or exclusions may not apply to you The Purchaser agrees that the Purchaser is responsible for notifying any subsequent Buyer of goods manufactured by Vishay Transducers of the warranty provisions limitations exclusions and disclaimers stated herein prior to the time any such goods are purchased by such Buyer and the Purchaser hereby agrees to indemnify and hold Vishay Transducers harmless from any claim asserted against o
59. rst weighing only A serial number starting with me indicates that the record is empty The number following the two letter status 7 3 4 Printing the V File Record of a Specific Truck To print a V File record for a specific truck 1 Press MENU on the front panel Use the Y button to scroll to the VFILE menu Press ENTER to enter the menu 2 Use the Y button to scroll to the PRINT option and press ENTER Use the Y button to scroll to the vehicle you need and press ENTER The indicator displays VEHICLE briefly and the cursor blinks 4 Use the alphanumeric keypad to enter the ID of the truck usually its plate number and press ENTER The V File record for the truck prints out VT300 User s Guide Rev A4 37 Doc UM VT300 EN Alibi Memory Functions Viewing or Printing a Specific Historic Measurement 8 Alibi Memory Functions All weight measurements you print are stored in the alibi memory of the indicator This is a fixed memory unit that stores up to 10 000 records Only gross weight measurements are stored in alibi memory You can perform the following actions on the alibi memory m View or print historic measurements by referencing their serial numbers The serial number of a measurement appears on its printed ticket Print the entire alibi memory m Check the alibi memory for errors 8 1 Viewing or Printing a Specific Historic Measurement To view print an alibi memory record 1 Press MENU on the front pan
60. rt Port 2 is an optional port installed on order and can be either RS232 or RS485 10 1 1 RS232 Serial Port The port is used to connect to serial printers or personal computers General Asynchronous serial ASCII RS232C standard full duplex Protocol 2400 baud 1 start 7 data even parity or 8 data no parity 1 stop bit OR transmit only 9600 baud 1 start 7 data even parity or 8 data no parity 1 stop bit Handshake DTR BUSY per character for fanfold printers or REQUEST PAPER END STATUS for EPSON TM 295 slip printer Connection Cable gland stainless steel enclosure or DB9 male on rear panel aluminum enclosure J1 or J3 Three conductor shielded cable max distance 15m TX Pin 3 Rx DTR Pin 2 GND Pin 5 10 1 2 RS485 Serial Port Used to connect to a host computer remote printer remote display etc General Asynchronous serial ASCII RS485 half duplex Protocol 2400 to 57600 baud 1 start 7 or 8 data 1 Even parity 1 stop bit Connection Cable gland stainless steel enclosure or DB9 female on rear panel aluminum enclosure J3 Two conductor twisted pair shielded cable max distance 1000m A termination resistor 120R may be connected by shorting pins 8 and 9 A Pin 6 B Pin 7 VT300 User s Guide Rev A4 44 Doc UM VT300 EN Communication With External Devices Setting Port Output 10 2 Setting Port Output 10 2 1 Setting Port 1 Output You can use menu path SYSTEM gt SET gt 1COM gt OPERATION to de
61. termine the output for port 1 The following options are available TICK 3 Printer mode The printer driver is selected using menu path SYSTEM gt SET gt 1COM gt PRN TYPE W OUT continuous weight output See section 10 3 1 m W20UT continuous weight output with dual scale operation See the V7300 Technical Manual ALIBI transmit alibi memory See section 10 3 2 m NONE deactivate the port 9600T set baud rate to 9600 transmit only 10 2 2 Setting Port 2 Output You can use menu path SYSTEM gt SET gt 2COM gt OPERATION to determine the output for port 2 The following options are available W OUT continuous weight output See section 10 3 1 W20UT continuous weight output with dual scale operation See V7300 Technical Manual A OUT continuous weight output with tare See section 10 3 2 m NONE Deactivate the port EDP EDP protocol output See section 0 R PRN printing data from local printer on remote printer See chapter 10 3 5 m M S A Y A network address participate in a network of several indicators as slave with this address Refer to the V7300 Technical Manual 10 3 Output Formats 10 3 1 Continuous Weight Output Works With Ports Ports 1 2 RS232 or RS485 Description Indicated weight and status information is transmitted continuously No handshake is required Used mainly for remote display or PC VT300 User s Guide Rev A4 45 Doc UM VT300 EN Com

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