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VT200/220 Weight Indicator User`s Guide

1. ee Xa dn XO Enter the unit weight Note the position of the decimal point To do this press 1 P TARE to change the current digit then gt TARE to move to the next digit When you are done press PRINT The preset weight you entered is set as the unit weight for counting and the indicator automatically switches to Counting Mode VT200 220 User s Guide Rev A5 33 Doc UM VT200 220 EN Printing Printing the Current Measurement 6 Printing The VT200 220 allows you to print the current weight measurement using a variety of print formats print historic measurements and download custom print formats from a host PC gt Printing is enabled and disabled using the setup parameter 2 t 1 enabled O disabled 6 1 Printing 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 current print format see chapter 6 3 below for more on print formats Ns When you print the current measurement it is also sent to the host PC if one is connected to the indicator see chapter 7 6 1 4 Repeating the Last Printing Producing a Copy To produce a copy of the last printout 1 Press TARE sh on the front panel and keep it pressed for three seconds The display shows Fn 00 The left zero flashes 2 Printing a copy is function 43
2. 3 Within 5 seconds of transmission the PC either m Acknowledges receiving the data properly by sending an ACK 06 h command m Notifies the indicator the data was not properly received by sending a NAK 15 h command VT200 220 User s Guide Rev A5 48 Doc UM VT200 220 EN Communication With External Devices Output Formats u Does not respond in which case the indicator shows error 33 host does not acknowledge 4 Ifthe host responded with a NAK command steps 3 and 4 are repeated The number of repeats is unlimited Relevant Setup Parameters B 3 1 timeout control o No 1 Yes Turning off timeout removes the 5 second constraint in workflow steps 2 and 4 Errors 30 or 33 are never shown m 3 2 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 B 3 3 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 B 3 4 host enquiry 0 No 1 Yes Turning off host enquiry specifies that the indicator should send weight information continuously not on demand 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 inclusiv
3. If all records are okay PASS is displayed briefly If an error is found Err 57 is displayed Press ZERO 5 to cancel the operation midway Service functions Authorized technicians only Technical Manual VT200 220 User s Guide Rev A5 24 Doc UM VT200 220 EN eroing and Taring Manual Zeroing 3 Zeroing and Taring The VT200 220 allows you to adjust the scale by zeroing or taring B 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 Clear the scale wait for it to become stable the per status annunciator becomes active and check the weight m Ifthe weight is in the zero range proceed to step 2 m Ifthe 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 ES is active e the scale is at center of zero there is no
4. 9 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 33 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 VT200 220 User s Guide Rev A5 44 Doc UM VT200 220 EN Communication With External Devices setting Port Output 92 Setting Port Output 9 2 1 Setting Port 1 Output You can use setup parameter 2 t to determine the output for port 1 The parameter accepts the following values B 00 port disabled B 01 03 04 05 06 07 08 10 20 print formats for printer equivalent to functions 21 23 24 25 26 28 30 respectively See chapter 6 3 B 02 continuous weight output See chapter 9 3 1 B 09 print on demand See chapter 9 3 2 B 13 transmit alibi memory See chapter 9 3 4 9 2 2 Setting Port 2 Output You can use setup parameter 3 t to determine the output for port 2 The parameter accepts the following values B 00 port disabled B 01 continuous weight output See chapter 9 3 1 B 02 EDP protocol output See chapter 0 B 03 printing data from local printer on remote printer See chapter 9 3 6 B 65 throug
5. VISHAY VI200 220 Weight Indicator User s Guide Revision A5 June 2009 Doc UM VT200 220 EN Table of Contents Table of Contents TABLE OF CONTENTS Aa II REGAL NOTICE iib vvevec a reus HG IS BIR Si Sligo ai ues Gearra RE VEDI ERVO QE iene V WARRANTY ii VI SAFETY INSTRUCTIONS i i oiu uia dox ai da VII DECLARATION OF CONFORMITY 2sseeee ananuna nnn rr IX ABOUT THIS DOCUMENT scsi X QUICK START GUIDE iia XII 1 INTRODUCTION coincida 14 1 1 HOWIT WORK O 2 a E MEI REO ETREPF EU FI PME NEP DENEN VETAT DERE 14 1 1 1 Receivind input from a Scale ideas 15 1 1 2 Displaying and Manipulating Weight Information sseeeeeeeeee 15 1 1 3 Sending Output to Other Devices essem 15 1 2 PRODUCT FEATURES x55ss5tttade rau P desde ed ene daa Cra EAM EP KES De stes ad apa deny 15 IBS e cen o IIIA 16 L22 WANG osi cer AA a tea a eden cad wiv cdd E Em E 16 LeO WOW Cl EP DR EE 16 1 3 STARTUP SEQUENGE a A EROS M siar 16 2 USING THE DISPLAY AND KEYS eee enn nhnnnm renun nnnm ann nnn 17 2 1 UNDERSTANDING THE VT200 220 DISPLAY ecseen hem emen nn 17 abb Status ANUNUA das 17 2 1 2 Common Messages Shown on the Display w wamamanananwanawamananza 18 2 2 LRONT PANED KEYS coss inu eon ER Oc Sb e Decal an D IR CMS URN EUER JM M I No 19 2 2 1 Using Keys to Perform Operations ssssssssssssss meme 19 2 2 2 Using Keys to Navigate and Enter Inform
6. so press t P TARE four times The display should now show Fn 40 Press TARE to move to the next digit It starts flashing 4 Press t P TARE three times The display should now show Fn 43 Press PRINT to confirm A copy of the last printout is printed E we When you print a copy it is re sent to the host PC if one is connected to the indicator see chapter 7 VT200 220 User s Guide Rev A5 34 Doc UM VT200 220 EN Printing Printing Historic Measurements from Alibi 6 2 Printing Historic Measurements from Alibi 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 These operations are accessed through the function menu functions 55 and 56 respectively To print ten consecutive alibi memory records 1 Press TARE El on the front panel and keep it pressed for three seconds The display shows rn 00 The left zero flashes 2 Printing ten records is function 55 so press t P TARE five times The display should now show rn 50 Press gt TARE to move to the next digit It starts flashing 4 Press f P TARE five times The display should n
7. 01 000 kg Set print format Label Prints a label showing gross weight tare and net weight The format is as follows GROSS TARE NET 00 500kg 00 100kg 01 000kg Change PI N Authorized technicians only Download custom print format 1 Downloads a custom print format from a PC Suitable for operations in gross mode Download custom print format 2 Downloads a custom print format from a PC Suitable for operations in tare mode Repeat last printout Prints an exact copy of the last printout Check calibration seal Shows the calibration counter and the status of the physical calibration seal if used Setup Authorized technicians only Piece count Switches between Counting Mode and Weighing Mode Same as pressing Pcs 2 the smallest piece is limited to the display division value Set unit weight for counting by weighing The display shows xx Enter the number of units currently on the scale and press PRINT 27 The indicator records the average unit weight and uses it for counting The Function Menu Refer to Section 6 4 1 Section 6 4 1 Section 6 4 1 Section 6 4 1 Section 6 4 1 Technical Manual Technical Manual Technical Manual Section 6 1 1 Technical Manual Chapter 5 Section 5 2 VT200 220 User s Guide Rev A5 23 Doc UM VT200 220 EN Using the Display and Keys The Function Menu Function 52 53 55 56 57 80 99 Description Refer to Set unit weight for co
8. EN Using the Display and Keys The Function Menu 2 3 1 Using the Function Menu To access a function on the function menu 1 Press TARE El on the front panel and keep it pressed for around three seconds The display shows En 00 The left digit should be flashing 2 Check the number of the function you need refer to chapter 2 3 2 below If the function you need is between 01 and 09 skip to step 4 3 Press t P TARE to increment the left hand digit tens Keep pressing it until it matches the function you need For example if you need function 43 press t four times The left digit should become 4 4 Press gt TARE to move to the right hand digit units This digit should start flashing 5 Press t P TARE to increment the right hand digit units Keep pressing it until it matches the function you need For example if you need function 43 press t three times Assuming you entered 4 for the left hand digit the display should now show Eu 6 Press PRINT to confirm The operation associated with the function number you entered is performed 2 3 2 Function Summary Function Description Refer to 01 Edit setpoints The display shows SEtP 1 briefly then the current Chapter 8 setpoint value Use t P TARE to change the current digit then gt TARE to move to the next digit When you are done press PRINT The display shows SEtP 2 briefly then the current setpoint value Edit the second setpoint val
9. ERU FAFDE DOE a 45 9 3 1 Continuous Weight OUEDUE rain 45 9 3 2 Continuous Weight With Tare wananwanwananwanunwananwanaanawanuwa 46 When Display Indication is Not Weight occcccccnnnccccccnnnoonnnnnnnnnnnoconnnnnncnnnennnnnononononenieninnns 47 9 353 JPEIDESOD Dein all cacao ebd inca isst tut bore Ut Hiec dua E ad cata teeny canes 47 9 30 HAN TPA SVs WA ak Eure lage secs tone 48 9 3 9 EDP PFoOtOCOl OUE DUE eri iugo axi ca an ve toten irte dara o PER COD E acras 48 93 0 Remote Printer DUELE rra a UA RITU UNO Wa 49 10 ERRORS AND TROUBLESHOOTI NG eene nnn nnn nnn nnn 50 APPENDI X A SETUP PARAMETERS AND MENUS eene 52 CONTACTING VI SHAY TRANSDUCERS c nnne cnn 55 VT200 220 User s Guide Rev A5 iv Doc UM VT200 220 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 the VT200 and or VT220 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 VT200 and VT220 are regist
10. Stable pa Center of Zero Ga Tared pem Net Weight Active the scale is stable necessary for ZERO TARE and PRINT Inactive the scale is not stable Active the current weight is at center of zero Inactive the scale is above or below center of zero Active the preset tare value is now being displayed on the screen Active the display is showing net weight Inactive the display is showing gross weight VT200 220 User s Guide Rev A5 17 Doc UM VT200 220 EN Using the Display and Keys Understanding the VT200 220 Display W1 W2 Scale 1 only Scale 2 only Scale 1 and Scale 2 Active the indicator is set to scale 1 All operations relate to scale 1 Active the indicator is set to scale 2 All operations relate to scale 2 Active the indicator is set to display the sum of the weight on scales 1 and 2 x 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 2 1 2 Common Messages Shown on the Display Message Type 3520 24509 319 0 E3 active ANNAAN scale or the load cell signal is too high UUUUUU scale or the load cell signal is too low Fn 06 Ber ls XXXXXX XXXXXX 888888 ZeRO 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 w
11. User s Guide Rev A5 42 Doc UM VT200 220 EN Setpoints and Digital Input Using the Tilt Switch gt Setpoints can be either normally open or normally closed depending on how this was defined in setup Esa ur xs cm Ea in ah ES EE Ee E i c E Ce MM Ee Ee E E EU ES EN Ee EE Ex Ee a A ede ue EU E es m Es e El A a 4 To edit weight thresholds for both setpoints 1 Press TARE sh on the front panel and keep it pressed for around three seconds The display shows rn 00 The left zero flashes 2 Editing setpoints is function 01 so press gt TARE to move to the next digit It starts flashing Press t P TARE once The display should now show rn 01 4 Press PRINT to confirm The display shows sete 1 briefly Then it shows the current threshold for setpoint 1 The extreme left digit flashes m If you don t want to change this threshold press PRINT and skip to step 6 If you do want to change it proceed to step 5 5 Enter a new threshold value To do this press t P TARE to change the current digit then gt TARE to move to the next digit When you are done press PRINT 6 The display now shows SEtP 2 briefly then the current threshold for setpoint 2 The extreme left digit flashes m If you don t want to change this threshold press PRINT and skip to step 8 If you do want to change it proceed to step 7 7 Enter a new threshold value To do this press t P TARE to change the cu
12. Weight 3 Press TOTAL GE again to return to the normal weight display 4 3 3 Printing and Resetting the Total To print the total and reset the total weight 1 Press TOTAL El The display shows the total weight then the number of weights included in the total 2 Press PRINT E The total weight prints out and or is output to the PC The printout shows the current serial number and the total weight as follows 00003 0001 497kg At the same time the accumulated total is reset to zero VT200 220 User s Guide Rev A5 30 Doc UM VT200 220 EN Counting Units Counting Mode Counting Units 5 Counting Units Counting Mode VT200 220 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 scale 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 B By weighing a sample of units and entering the number of units u By entering a preset unit weight This method is recommended if you know the unit weight or if the units are very small gt You should only count units if they all have the same weight The smallest unit weight is limited to 1 display division poU PEE LR METAL o o an wee I UTE ey RT TR E IE ee ic ld UTR ERA e IE CEU EP T EC REO ELS ye ge ee ee in E You cannot print from Countin
13. digits moves to the next digit Only press this key once you have finished editing the current flashing digit Function menu Press this key for three seconds to access the function menu Up Increments adds one to the current digit or moves to the previous menu option in setup Enter Confirms the current operation or the information entered Down Moves to the next menu option in setup 2 2 3 Editing Multiple Digits To edit multiple digits shown on the display 1 Take note of the flashing digit This is the digit you are currently editing Press f P TARE to increment this digit until it shows the number you need 2 Press TARE to move to the next digit on the right It should start flashing 3 Press t P TARE to increment the flashing digit until it shows the number you need 4 Repeat steps 2 and 3 until you have edited the last digit Press PRINT to confirm the number you entered 2 3 The Function Menu The function menu allows you to perform advanced operations like high resolution weighing selecting printing format and viewing alibi memory It is accessed by pressing the TARE sh button for three seconds while in Weighing Mode you cannot access the function menu from Counting Mode 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 VT200 220 User s Guide Rev A5 20 Doc UM VT200 220
14. features and how the Pg 14 indicator works 2 Using the Display and VT200 220 display and the functions of different keys Pg 17 Keys 3 Zeroing and Taring How to zero and tare the scale Pg 25 4 Measuring Weight How to use VT200 220 to weigh items Pg 28 5 Counting Mode How to use VT200 220 to count items Pg 31 6 Printing How to use VT200 220 to print weight measurements Pg 34 7 Alibi Memory How to use the alibi memory functions Pg 40 Functions 8 Setpoints and Digital How to edit setpoints technical specifications of Pg 42 I nput setpoints and digital input 9 Communication With Using the instrument s two serial ports to communicate Pg 44 External Devices with a host PC printers and external displays 10 Errors and All the errors displayed by the indicator what they Pg 50 Troubleshooting mean and how to solve the problem VT200 220 User s Guide Rev A5 x Doc UM VT200 220 EN About this Document Style Conventions Verdana Regular text Arial Bold Commands keys and other parts of the user interface Names of classes methods arguments exceptions properties etc Also used for special terms the first time they appear Arial Italics Monospace Text displayed on the LCD or on a computer attached to the product Notes which offer an additional explanation or a hint on how to overcome a pu common problem N Warnings which indicate potential safety hazards regarding product operation or maintenance to o
15. is the same as 51 except it displays the unit weight and does not switch to Counting Mode automatically 1 2 D a Sir xm 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 TARE sh on the front panel and keep it pressed for three seconds The display shows Fn 00 The left zero flashes You need function 51 so press t P TARE five times The display should now show En 50 Press TARE to move to the next digit It starts flashing Press t P TARE once The display should now show Fn 51 Press PRINT to confirm The display shows xx Enter the number of units in the sample To do this press t P TARE to change the current digit then gt TARE to move to the next digit When you are done press PRINT The indicator calculates the average weight sets it as the unit weight for counting and switches from Weighing Mode to Counting Mode The display should now show the number of units on the scale the same number you entered earlier To set unit weight using a sample and view average weight 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 TARE EE on the front panel and keep it pressed for three seconds The display shows Fn 00 The left zer
16. 200 220 supports ten standard print formats Each print format corresponds to a function on the function menu A table showing all the print formats with their function numbers appears in chapter 6 3 above At any given time the indicator has a current print format By default this is Ticket function 21 Each time you press PRINT the printout takes the shape of the current print format You can change the current print format to any of the ten available formats using the procedure below gt In addition to the print formats shown below there are two custom print formats activated by functions 41 and 42 For more information see VT200 220 Technical Manual To change the current print format 1 Check the menu function number that corresponds to the print format you need Refer to the table in chapter 6 3 2 Press TARE sh on the front panel and keep it pressed for three seconds The display shows Fn 00 The left zero flashes 3 Press f P TARE to increment the left hand digit tens Keep pressing it until it matches the function you need 4 Press gt TARE to move to the right hand digit units This digit should start flashing 5 Press t P TARE to increment the right hand digit units Keep pressing it until it matches the function you need Make sure the function number you entered matches the print format you need Press PRINT to confirm The print format you wanted is now set as the curr
17. ET 01770kg weight When gross weight is OR showing Gross only GROSS 06170kg Doc UM VT200 220 EN Printing Func 25 26 27 28 29 30 Name of Print Format 3 line detailed weight large 1 line detailed weight Displayed weight Displayed weight and serial Demand 2 line label Contents in this order Gross weight tare value and net weight in large characters When net weight is showing Memory serial number gross weight tare value and net weight When gross weight is showing Memory serial number and gross weight The number currently showing on the display Memory serial number and weight shown on the indicator screen Gross weight is sent to an external device on reguest when an ENO is received Gross weight tare value and net weight VT200 220 User s Guide Rev A5 37 Layout 1234 O R 1234 Print Formats UTII 06170kg 01770kg 09260kgG 07940kgT 01320kgN 07940kgG 00439 5 1234 00439 5kg GROSS 00 500kg GROSS l24345 IARE NET 02 345 10 000 Doc UM VT200 220 EN Printing Selecting a Print Format 6 4 Selecting a Print Format You can select one of the VT200 220 s standard print formats using the function menu functions 21 through 30 It is also possible to download one of two custom print formats using functions 41 for gross mode and 42 net mode 6 4 4 Standard Print Formats VT
18. a Lett margin NE Setup Menu 2 Serial Port 1 cont 22 Reserved 26 wat unioa LI a3 Print below minimum capacity BENIN Printer error control WEB Setup Menu 3 Serial Port 2 Communication Communication type 36 Reserved 0000 ES lu e lee B lw I m led Ae _ u lw lI Ai mm m ueniam i Setup Menus 4 and 5 Tilt Switch and Setpoints Normally Closed Open EN VT200 220 User s Guide Rev A5 53 Doc UM VT200 220 EN Appendix A Setup Parameters and Menus Setup Menu 6 Key Locking Lock Tare Key Lock PCS Key Calibration Dialog and Parameters Ai Calibration Calibration standard user as Neygos cc A2 Reserves 0 20 4 20 a VT200 220 User s Guide Rev A5 54 Doc UM VT200 220 EN Contacting Vishay Transducers USA Vishay Transducers Americas 801 Sentous Avenue City of industry CA 91748 USA PH 1 800 872 4784 1 626 363 7500 FAX 1 626 332 3418 E MAIL vt us vishaymg com Asia Vishay Transducers Taiwan Asia except China 15 FI No 86 Sec 1 Sintai 5 Rd Shijr City Taipei 22102 Taiwan R O C PH 886 2 2696 0168 FAX 886 2 2696 4965 E MAIL vt roc vishaymg com Europe Vishay Transducers Germany Tatschenweg 1 74078 Heilbronn Germany PH 49 7131 39099 0 FAX 49 7131 39019 229 E MAIL vt de vishaymg com Israel Vishay Transducers Israel 8A Hazoran Stree
19. 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 VT200 220 User s Guide Rev A5 14 Doc UM VT200 220 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 VT200 220 receives this signal 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 VT200 220 is to display the weight of the item that is currently on the platform This information can be saved to a non volatile memory called Alibi Memory and retrieved later If you provide more information VT200 220 can do more than just display the current weight It can deduct the weight of the container taring calculate the number of units being
20. acement 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 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 VT200 220 User s Guide Rev A5 vi Doc UM VT200 220 EN Safety Instructions Safety Instructions The following instructions serve as a general guide for the safe operation of the VT200 220 This User s Manual is intended for users of the Weight Indicator who are prohibited from installing calibrating setting up or servicing the product Only qualifie
21. ale if necessary then move the item onto the scale Wait for it weight to become stable m becomes active and make sure you are in Counting Mode The number of units should appear on the display Printing current Press PRINT igh If a printer is connected to the indicator details of the weight current weighing print out If a PC is connected the details appear on the or outputting to PC screen The weight is also added to the total if this function is enabled VT200 220 User s Guide Rev A5 xiii Doc UM VT200 220 EN Introduction How it Works 1 Introduction VT200 220 is an industrial weight indicator which connects to either one or two scales and allows you to B Tare a scale see chapter 3 B View an item s weight see chapter 4 Count large numbers of items see chapter 5 m Print measurements in several different formats see chapter 6 B Save measurements in alibi memory and recall them later see chapter 7 m Define thresholds for two analog setpoints see chapter 8 The indicator can display weight for items of any size or weight depending on the capacity of your scale SS Before starting to operate the VT200 220 make sure it has been connected to the mains connected to at least one working scale calibrated and properly set i up These operations should only be carried out by an authorized technician For information see the V7200 220 Technical Manual 1 1 How it Works A weight indicator is
22. ation wanwanwanwanzanwana 20 2 2 3 EENG MEE pie DIOS uos iato rcd Beet oo e ree pie CERES ER CERE ile dat 20 2 3 THE FUNCTION MENUSii2evkE RUP RR WPERITPEKRH PEDIR EDEETEERDEDNE I PER HERPES EIE ODE REDE 20 2 3 1 USING the FUNCION Men cete aat ele Pa ad Grae D AIR a o MES uda buddies 21 VT200 220 User s Guide Rev A5 ii Doc UM VT200 220 EN Table of Contents 23 27 EUNCHUON SUMMARY IAA 21 3 ZEROING AND TARING iisscuvxwkeEuEFREVINESEEEVEEKEMCVEVATAREIKIT RN EA EE RESQUE ERR AS 25 3 1 MANUAL ZEROING Curia 25 3 2 WAN ma EIC AUNA 25 3 3 PRESED A t 26 3 4 VIEWING PRESET TARE VALUE nooo 27 4 MEASURING WEIGHT iii 28 4 1 WEIGHING AN ITEM EMT 28 4 2 HIGH RESOLUTION WEIGHING misni runestene EPEE e EtRE NUR PRNE RN bE PE NF EUN PIDE ERR 28 4 3 ACCUMULATED TOTAL WEGA Titi 29 4 3 1 Adding a Measurement to the Total w wamwnnanwawanwa manana nwa 29 4 3 2 WIEWING the Totaka en vis esas edu F ge bass tates e obs vance VY Pru dT Es 29 4 3 3 Printing and Resetting the Total wwwwnnanwananwananwanaanamwa manana 30 5 COUNTING UNITS COUNTING MODE eee Henn 31 5 1 COUNTING CINITS inicia a 31 5 2 USING A SAMPLE TO SET UNIT WEIGHT ocre 32 5 3 ENTERINGIUUNEI VVETGEIT tor saber avene oec AA Mes EROS meen a Eas 33 6 PRINTING Sis riches oo da 34 6 1 PRINTING THE CURRENT MEASUREMENT sarro zas 85095 ENTERA EA AIS ARAON AB Y 34 6 1 1 Repeating the Last Printing Produ
23. cing a Copy sees 34 6 2 PRINTING HISTORIC MEASUREMENTS FROM ALIBI 2555 3 EEEC REP Ere PPIRIYRPR Ere ES 35 6 3 PRINT FORMA TO aos 36 6 4 SELECIINGA PRINT FORMAT sior taane ir 38 6 4 1 Standard Print FOMA Serna a A as 38 6 5 DISABLING PRINT OUTPUT II 39 7 ALI BI MEMORY FUNCTIONS 1 erronee nnnm hun nnn nnn 40 1 VIEWING PRINTING SPECIFIC RECORDS cecssecceeceuueeureuneeuveuueuueeuuteuseuneaueeunes 40 7 2 PRINTING ALE HISTORIC MEASUREMENTS Si 41 7 3 CHECKING ALIBI MEMORY FOR ERRORS asepssdss a ga is NA ARIS EGRE a a a 41 VT200 220 User s Guide Rev A5 iii Doc UM VT200 220 EN Table of Contents 8 SETPOINTS AND DIGITAL INPUT scccccssccsceessnsseesseeeeessnnseeseaneees 42 8 1 TECHNICAL SPECIFICATIONS ses tuse EEsEFRFPIPC es 42 BET IIIA DUES cmd ra lesions 42 8 1 2 Digital Input Tilt Switch resserrer HH 42 8 2 EDITING THRESHOLDS FOR SETPOINTS ainn diesen xen AS REI eae NS ia imh oi 42 8 3 USING THE THHEDSWITCOH ed Nov GAIRE EUR MN Cai 43 9 COMMUNICATION WITH EXTERNAL DEVICES 44 9 1 SERIAL PORTS CONFIGURATION AA KI DA EIDEM 44 9 Ll IRSZ3Z Seal PA IA E 44 9 12 JR95495 Serial POLUsiseesetisans i 44 9 2 SETTING JT ORT OUTPUT renatus Rex a MEE xeu pde EE ERAI E PNE 45 9 2 l Setting PO UD arae petente het tax De one ida 45 9 2 2 Setting POr A OBDEDUE axes e cote anas Ca ime anas a G dola nm BI TG ES 45 9 3 OUTPUT FORMATS anlann aa Ha IN Ea PEPPER
24. d and authorized service personnel should install the product set it up calibrate it or carry out adjustment maintenance or repairs safety Symbols A 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 the 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 Safety Wamings x Use reliable lightening conductors to prevent static loads caused by thunderstorms VT200 220 User s Guide Rev A5 vii Doc UM VT200 220 EN Safety Instructions Connection of AC Mains Make sure that the electrical installation complies with ocal codes Always connect the AC plug to a
25. e 9 3 6 Remote Printer Output Works With Ports Port 2 RS232 or RS485 Description Used to transmit the data printed on the local printer to a remote printer No handshake is required VT200 220 User s Guide Rev A5 49 Doc UM VT200 220 EN Errors and Troubleshooting 10 Errors and Troubleshooting When an error or an unexpected event occurs the indicator displays the message Err xx Where xx is the error code The following table explains all the error codes and suggests what to do when each error message is displayed Error code Possible cause Err 01 Faulty EPROM memory Err 02 Faulty CMOS RAM Err 04 Calibration data corrupted due to faulty EEPROM Err 05 The scale is not connected properly or the analog to digital converter is faulty Err 06 Insufficient power Err 15 The indicator has been powered on after an irregular shutdown A power failure or a soft reset Err 16 System time is wrong Err 20 The printer is not online because it is not connected not turned on out of paper or for some other reason Err 26 Printer has no paper Err 30 The host PC is not connected or the communication link failed Err 33 The host PC did not return a proper response an acknowledgement required by the communication protocol VT200 220 User s Guide Rev A5 50 Actions to be taken Contact manufacturer Contact manufacturer Contact manufacturer Check the scale cable and connectors If these are okay c
26. eRO If the current weight is outside the zero range Error 15 is displayed To i continue unload the scale and press ZERO 223 5 Current weight is shown 0 000 VT200 220 User s Guide Rev A5 16 Doc UM VT200 220 EN Using the Display and Keys Understanding the VT200 220 Display 2 Using the Display and Keys The VT200 220 front panel can be divided into three areas B Asix digit display LED for VT200 LCD for VT220 that shows weight information status information and the names of menus and functions WB A keypad with eight keys allows you to turn the unit on and off perform the most common functions and access a function menu with more advanced options m The lower area shows information about the maker model and certified limits of your indicator 2 1 Understanding the VT200 220 Display VT200 has an LED display while VT220 model has an LCD display Both models have six digits which are used mainly to display weight information To the bottom and right of the digits small dots may appear next to distinctly shaped status annunciators These dots provide status information such as whether the scale has been tared or not 2 1 1 Status Annunciators At the bottom and right of the display are several status annunciators A dot or a light 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 fies
27. ection 6 4 1 07 10 02 00 00 00 N 00001 GROSS 00 500 kg gt Set print format Continuous output Used for external display or PC Section 6 4 1 Set print format Net gross Shows either net or gross weight Section 6 4 1 depending what is shown on the display Gross weight GROSS 00 500 kg Net weight NET 01 000 kg Set print format 3 line detailed weight Shows gross tare and net Section 6 4 1 weight in three separate lines as follows GROSS 01 100 kg TARE 00 100 kg NET 01 000 kg Set print format 3 line detailed weight large Same as function 24 Section 6 4 1 except the information is printed in quadruple size characters VT200 220 User s Guide Rev A5 22 Doc UM VT200 220 EN Using the Display and Keys Function 26 27 28 29 30 40 41 42 43 48 49 50 51 Description Set print format 1 line detailed weight Shows serial number gross tare and net in one line as follows 00002 01 100kgG 00 100kgT 01 000kgN Set print format Displayed weight The weight is shown on the display regardless of mode Set print format 1 line weight and serial 00001 00 500 kg Set print format On demand Weight data either net or gross depending what is shown on the display is transmitted every time a character set in setup parameter 3 t is received from a connected peripheral The format is as follows Gross weight GROSS 00 500 kg Net weight NET lt
28. ed The area of memory that stores the accumulated total weight see chapter 4 3 has overflowed In other words the total weight is too large VT200 220 User s Guide Rev A5 51 Errors and Troubleshooting Actions to be taken Remove the units from the scale and press ZERO E Try to weigh a heavier group of units Remove the item s from the scale and press ZERO Try to weigh a heavier item Press ZERO eb Printout aborted Printing stops and returns to Weighing Mode Press ZERO Pe Print reset the total weight see chapter 4 3 3 Print reset the total weight see chapter 4 3 3 Doc UM VT200 220 EN Appendix A Setup Parameters and Menus Appendix A Setup Parameters and Menus Scale Parameters Number of display digits Clear A D converter error Position of decimal point Flash low battery indicator Display resolution Leading zero blank AC DC excitation a9 Second analog input connected Two first digits of weighing range NEN Zero range 2 10 Auto zero on powerup EN Dual interval or range Dual interval range Unit Selection Dual digital filter Setup Menu 1 Operation Totalizing memory Real time clock and RAM totalizer VT200 220 User s Guide Rev A5 52 Doc UM VT200 220 EN Appendix A Setup Parameters and Menus Setup Menu 2 Serial Port 1 Print ae Page header header Page length TT AR 2r Paperreverse a Data bits seria channa z
29. eight Over range The item on the scale weighs more than the maximum capacity of the Under range The item on the scale weighs less than the minimum capacity of the Function menu see chapter 2 3 To perform the function currently showing press PRINT Sb To cancel press ZERO i An error has occurred see chapter A In some cases you can ignore the error and continue working by pressing ZERO Software model number shown during the power up sequence Software version issue date shown during the power up sequence Display self test performed during the power up sequence Automatic or manual zeroing is being performed Other types of messages may be shown when you perform specific operations such as editing the tare value or displaying battery status VT200 220 User s Guide Rev A5 18 Doc UM VT200 220 EN Using the Display and Keys 22 Front Panel Keys The keys on the front panel serve two functions m Performing operations indicated in black at the center of the key Front Panel Keys m Navigating menus and entering numeric information Each key s navigation function is indicated in white at its bottom right corner 2 2 4 Using Keys to Perform Operations Key This operation cannot be performed if the weight is not stable Description Toggles between scale 1 scale 2 and the sum of both scales if two scales are connected Press to zero the scale Only works if the current weight is in the zer
30. ent print format Each time you press PRINT the printout will be in this format VT200 220 User s Guide Rev A5 38 Doc UM VT200 220 EN Printing Disabling Print Output 6 5 Disabling Print Output You have the option of temporarily disabling print output This can be useful if you want to output measurements to the PC or add them to the accumulated total see chapter 4 3 without printing them out Normally all these operations are performed when you press PRINT E To disable print output 1 Press TARE h on the front panel and keep it pressed for around three seconds The display shows Fn 00 The left zero flashes 2 Disabling print output is function 20 so press t P TARE twice The display should now show Fn 20 3 Press PRINT to confirm Print output is now disabled until another print format is set sa ew ew a a a a HR HR O HR HR O O O m O O O O O HR d To turn print output on again Use the function menu to switch to the print format you need functions 21 through 30 Refer to chapter 6 4 above for instructions VT200 220 User s Guide Rev A5 39 Doc UM VT200 220 EN Alibi Memory Functions Viewing Printing Specific Records 7 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 fol
31. ered trademarks 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 hereof 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 VT200 220 User s Guide Rev A5 V Doc UM VT200 220 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 Visha
32. ess TARE sh to exit Net Mode 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 To tare the scale by entering the current weight 1 Check if the pa status annunciator is active m Ifthe NET status annunciator 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 h then proceed to step 2 m If the NET status annunciator is not active proceed directly to step 2 2 Press P TARE 1 Flashing 00 0000 will be displayed 3 Enter the weight of the container and press PRINT E becomes active VT200 220 User s Guide Rev A5 26 Doc UM VT200 220 EN eroing and Taring Viewing Preset Tare Value 4 Place a full container on the scale B 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 ret
33. f 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 or 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 repl
34. g Mode Counting mode cannot be used as a reference for any legal transaction ah el a Sh ly A i Go ly oil Go Go Go ah a a a a Go oi God mii ha lS Sk a i Go s i 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 5 1 Counting Units To count units 1 Set a unit weight for counting either by weighing a sample see chapter 5 2 or by entering a preset weight see chapter 5 3 2 Switch to Counting Mode if necessary by pressing PCS El Place an unknown quantity of units on the scale and wait for it to become stable The display shows the number of units VT200 220 User s Guide Rev A5 31 Doc UM VT200 220 EN Counting Units Counting Mode Using a Sample to Set Unit Weight 5 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 minimum 10 display divisions and entering the number of units The indicator calculates the average weight of the sample and sets this weight as the unit weight for counting This operation is accessed through the function menu function 51 If you need to see the average unit weight use function 53 instead refer to the second procedure below To set unit weight using a sample and view average weight This function
35. h 87 A W participate in a network of several indicators as slave with this address Refer to the VT200 220 Technical Manual 9 3 Output Formats 9 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 VT200 220 User s Guide Rev A5 45 Doc UM VT200 220 EN Communication With External Devices Output Formats Data Block Composition Byte Name Description 1 Weight status Bit0 O Normal 1 No weight display Biti 0 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 Always 1 Bit7 Zero or parity 2 Polarity or 3 8 Weight 6 digits including decimal point if any 9 Sync Carriage return 0D hex for end of transmission 9 3 2 Continuous Weight With Tare Works With Ports Port 2 RS232 or RS485 Description This option can be programmed by setting setup parameter 3 t to 06 The weight indication of each scale is transmitted continuously along with its current tare and gross weight The format is P3123445N0TO OQUCIJP 133 45G Where the characters indicate N for Net weight u G for Gross weight m 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 o
36. he last record stored in alibi memory 7 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 is done through the function menu function 57 and works by performing a checksum on each alibi memory record to make sure it is not corrupted To check the alibi memory for errors 1 Press TARE sh on the front panel and keep it pressed for around three seconds The display shows rn 00 The left zero flashes 2 Checking alibi memory is function 57 so press t P TARE five times The display should now show rn 50 Press TARE to move to the next digit It starts flashing Press t P TARE seven times The display should now show rn 57 Press PRINT to confirm The indicator starts checking the alibi memory for errors This can take a few minutes 6 One of two messages are displayed B pass This means all alibi records are okay B Err 57 This means that at least one record is corrupted VT200 220 User s Guide Rev A5 41 Doc UM VT200 220 EN Setpoints and Digital Input Technical Specifications 8 Setpoints and Digital Input The VT200 220 can interface with weighing automation systems using two opto isolated 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 out
37. ication With External Devices Output Formats Description Weight data is transmitted every time a character is received from a connected peripheral The demand character is programmed in setup 3 t e g 1 49d or 31 hex 9 3 4 Alibi Transmit Works With Ports Port 1 RS232 Description Transmits alibi serial number and gross weight for each transaction when the PRINT key is pressed The record is transmitted in the following format SN 1234 012340 kgG 9 3 5 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 with or without an ENQ prompt and with or without an ACK NAK handshake see Setup Options below The EDP protocol works when more than one indicator is connected to the host PC It is also more flexible than Print on Demand allowing for more complex operations It can also transmit more than just the weight measurement shown on the display because it sends data according to the currently selected print format 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
38. llest piece is limited to display division 1 High resolution weighing is accessed through the function menu function 06 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 TARE sh on the front panel and keep it pressed for around three seconds The display shows Fn 00 The left zero flashes 2 High resolution weighing is function 06 so there s no need to change the first digit Press gt TARE to move to the second digit It starts flashing 3 Press t P TARE six times The display should now show rn 06 VT200 220 User s Guide Rev A5 28 Doc UM VT200 220 EN Measuring Weight Accumulated Total Weight 4 Press lt PRINT to confirm Tare the scale refer to chapter 3 2 if you don t know the weight of the container 6 Place the item on the scale and wait for it to become stable the US status annunciator becomes active The display shows the weight of the item ES gt SS 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 8 When you are done weighing in high resolution press ZERO kb to return to normal weight resolution 4 3 Accumulated Total Weight Every time you print a weigh
39. lowing actions on the alibi memory View or print historic measurements by referencing their serial numbers function 55 in the function menu The serial number of a measurement appears on its printed ticket Print the entire alibi memory function 56 in the function menu Check the alibi memory for errors function 57 in the function menu 7 1 Viewing Printing Specific Records The same function menu operation function 55 allows you to view a single historic record on the indicator screen and optionally print it and the next nine records on the printer To view and optionally print alibi memory records 1 Press TARE EE on the front panel and keep it pressed for around three seconds The display shows En 00 The left zero flashes 2 Viewing printing records is function 55 so press t P TARE five times The display should now show En 50 Press gt TARE to move to the next digit It starts flashing 4 Press t P TARE five times The display should now show En 55 Press PRINT to confirm The display shows n1234 where 1234 is the last record entered 6 Try to find the serial number for the alibi memory record you want to view If you plan to print records this will also be the first of the ten records that will be printed The serial number appears on the printed ticket 7 Enter the serial number To do this press t P TARE to change the current digit then gt TARE to move to the next digit When yo
40. need to zero it 2 Press ZERO Bel The current weight is set as the center of zero The display shows ZEro briefly and pg becomes active 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 see chapter 3 3 below VT200 220 User s Guide Rev A5 25 Doc UM VT200 220 EN eroing and Taring Preset Tare To tare the scale using the current weight 1 Check if the E status annunciator is active m Ifthe NET status annunciator 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 B then proceed to step 2 m Ifthe NET status annunciator is not active proceed directly to step 2 2 Tare the scale Wait for the scale to become stable ges becomes active Press TARE E ES becomes active 4 Fill the empty container or replace it with a full one B If you are in Weighing Mode the display shows the net weight of the item or items excluding the weight of the container u 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 pr
41. nt III Manufacturer Vishay Transducers Type Model VT200 VT220 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 VT200 220 User s Guide Rev A5 ix Doc UM VT200 220 EN About this Document About this Document This document explains how to use the VT200 220 Weight Indicator It is intended for users who perform weighing and related operations themselves Before starting to operate the VT200 220 make sure it has been connected to the mains and to a transducer and properly set up by a certified technician m For information on how to install setup upgrade and service these products see the VT200 220 Technical Manual m Following this section is a Quick Start Guide that provides a brief overview of the VT200 220 s main functions Chapters and Their Contents 1 Introduction An overview of VT200 220
42. o flashes You need function 53 so press t P TARE five times The display should now show Fn 50 Press gt TARE to move to the next digit It starts flashing Press t P TARE three times The display should now show rn 53 Press PRINT to confirm The display shows xx VT200 220 User s Guide Rev A5 32 Doc UM VT200 220 EN Counting Units Counting Mode Entering Unit Weight 8 Enter the number of units in the sample To do this press t P TARE to change the current digit then gt TARE to move to the next digit When you are done press PRINT 9 The average unit weight is shown on the display Write down this weight if you need it The indicator sets the weight displayed as the unit weight for counting 53 Entering 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 This operation is accessed through the function menu function 52 To enter a preset unit weight 1 Press TARE El on the front panel and keep it pressed for three seconds The display shows rn 00 The left zero flashes 2 High resolution weighing is function 52 so press t P TARE five times The display should now show En 50 Press gt TARE to move to the next digit It starts flashing Press t P TARE twice The display should now show rn 52 Press PRINT to confirm The display shows xxxxxx
43. o range Press once to tare the scale Press again to view gross weight Press to manually enter a tare value Use f P TARE to change the current digit then gt TARE to move to the next digit When you are done press PRINT To cancel and view gross weight press ZERO When you press this key the current weight is printed to the printer and or output to an attached computer and added to the accumulated total Press once to view the sum of all accumulated weights Press again to see the number of weights accumulated Press again to view the current weight Press to switch between Weighing Mode and Counting Mode Counting Mode shows the number of units on the scale Weighing Mode shows weight Press to turn the indicator on or to switch it off when it is running VT200 220 User s Guide Rev A5 19 Related operations Two scale operation Manual zeroing Taring using current weight Taring by entering weight Printing outputting to computer Accumulated total Counting pieces weighing Starting the indicator Refer to Technical Manual 5 1 3 Section 3 1 Section 3 2 Section 3 3 Chapter 6 1 Section 4 3 Chapter 5 Section 1 23 Doc UM VT200 220 EN Using the Display and Keys The Function Menu 2 2 2 Using Keys to Navigate and Enter Information Key Description Escape Cancels the current operation exits a menu or cancels tare if active Next When editing multiple
44. ontact manufacturer Check the indicator s power supply Press ZERO ek Enter a new date and time Refer to chapter 2 3 2 function 05 Make sure the printer is connected and operational and press PRINT E to retry If you can t bring the printer online and you would like to use the indicator anyway press ZERO Sp Add paper to the printer and press PRINT E to retry If you can t add paper and you would like to use the indicator anyway press ZERO ep Make sure the computer is connected and press PRINT problem with the computer but you would to retry If there is some like to use the indicator anyway press ZERO eb Make sure the computer is connected and press PRINT 3 to retry If there is some problem with the computer but you would like to continue using the indicator anyway press ZERO 24 Doc UM VT200 220 EN Error code Err 50 Err 51 Err 55 Err 56 Err 57 Err 67 Err 69 Possible cause Sample used in counting has too few items Sample used in counting weighs too little Alibi memory full The memory serial number resets to 0000 From now on each new memory entry overwrites the oldest record in alibi memory Printing error Tare is currently active but selected print format does not support net weight The weight measurement could not be saved to alibi memory The area of memory that stores the accumulated total weight see chapter 4 3 is corrupt
45. ow show En 55 Press PRINT to confirm The display shows n1234 where 1234 is the last record entered 6 Try to find the serial number for the first of the 10 historic measurements you want to print The serial number appears on the printed ticket 7 Enter the serial number of the first measurement you want to print By entering this serial number you indicate that you want to print this measurement and the nine measurements that were performed immediately after it To do this press t P TARE to change the current digit then gt TARE to move to the next digit When you are done press PRINT 8 Press PRINT El again to print ten alibi memory records starting with the record you entered To print the entire alibi memory 1 Press TARE El on the front panel and keep it pressed for around three seconds The display shows En 00 The left zero flashes 2 Printing all records is function 56 so press t P TARE five times The display should now show En 50 3 Press gt TARE to move to the next digit It starts flashing 4 Press t P TARE six times The display should now show En 56 E 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 VT200 220 User s Guide Rev A5 35 Doc UM VT200 220 EN Printing Print Formats 5 Press PRINT to confirm The printer
46. perator or service personnel VT200 220 User s Guide Rev A5 xi Doc UM VT200 220 EN Guick Start Guide Guick Start Guide Front Panel Keys Press to toggle between scale 1 scale 2 and the sum of both scales if two scales are connected Press to zero the scale Only works if the current weight is in the zero range Press once to tare the scale Press again to view gross weight Press to manually enter a tare value Use t P TARE to change the current digit then gt TARE to move to the next digit When you are done press PRINT To cancel and view gross weight press ZERO When you press this key the current weight is printed to the printer and or output to an attached computer and added to the accumulated total Press once to view the sum of all accumulated weights Press again to see the number of weights accumulated Press again to view the current weight Press to switch between Weighing Mode and Counting Mode Counting Mode shows the number of units on the scale Weighing Mode shows weight Press to turn the indicator on or to switch it off when it is running This operation cannot be performed if the weight is not stable VT200 220 User s Guide Rev A5 xii Doc UM VT200 220 EN Guick Start Guide Status Annunciators At the bottom and right of the display are several annunciators A dot or a light shows up next to these to indicate the current status of the
47. puts setpoints are triggered when the scale reads an upper weight threshold which you define There is a separate threshold for each setpoint m 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 8 1 Technical Specifications 8 1 1 Digital Outputs B Transistor output open collector positive common m 24VDC 10 100mA per output m Max off State voltage 30VDC leakage 100LA B Optoisolated to 2 5 kV B Short circuit protected M 2ms maximum delay for both on and off positions 8 1 2 Digital Input Tilt Switch B 9 24 VDC positive common optoisolated to 2 5 KV m Input resistance 3 3 KQ u 2ms maximum delay for both on and off positions 8 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 You can use the two setpoints to set an upper and lower range for a production operation For example if the weight of a product drops below the threshold for setpoint 1 or goes above the threshold for setpoint 2 it can be rejected VT200 220
48. r from a PC VT200 220 User s Guide Rev A5 46 Doc UM VT200 220 EN Communication With External Devices Output Formats Data Block Composition Byte 1 3 8 10 15 16 17 22 23 24 Name Weight status Polarity Net weight N Net weight STA O r un p Gross weight G Sync Description Bit 0 O Normal 1 No weight display Bit 1 O Gross 1 Net Bit 2 OzNo Auto zero 1 Auto zero Bit 3 O Within range 1 Out of range Bit 4 Q No standstill 1 Standstill Bit 5 OzNormal 1 Under minimum weighing range Bit 6 Must be always set to 1 Bit 7 Zero or parity or 6 digits including decimal point if any Indicates that the preceding weight is net 6 digits including decimal point if any T specifies that the preceding weight is a manual tare P specifies that the preceding weight is a preset tare 6 digits including decimal point if any Indicates that the preceding weight is gross 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 9 3 3 Print on Demand Works With Ports Port 1 RS232 VT200 220 User s Guide Rev A5 47 Doc UM VT200 220 EN Commun
49. rrent digit then gt TARE to move to the next digit When you are done press PRINT 8 The threshold values are saved in EEPROM memory 8 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 VT200 220 User s Guide Rev A5 43 Doc UM VT200 220 EN Communication With External Devices Serial Ports Configuration 9 Communication With External Devices 9 1 Serial Ports Configuration VT200 220 has two serial ports designated port 1 and port 2 Port 1 is an RS232 port Port 2 is an optional port installed on order and can be either RS232 or RS485 9 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 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
50. rt RS232C adapter for printing or displaying weighing data B 2 setpoints 24VDC 100mA optoisolated and one optoisolated input Atotalizer and counter may be viewed or printed B Several print formats are available m A unit counting facility is also offered with selectable sample size 1 2 1 Options RS485 serial port adapter Used for bi directional communication with a PC Second transducer input Second scale input board Analog output 0 4 20mA or 0 10V 16 bits resolution PCB 761 powered separately Rechargeable battery For stand alone operation Only available for VT220 aluminum enclosure 1 2 2 Wiring Use load cell cable 6 x 0 5 mm shielded for the sensor Use 3 x 0 34 mm2 shielded for RS232C connection and 2x0 34 mm twisted pair and shielded for RS485 connection 1 2 3 Power The instrument is powered from mains 85 265VAC or from a rechargeable battery available only for VT220 aluminum enclosure option Power supplied should come from a source that is isolated from other process equipment 13 Startup Sequence Press the ON OFF key sh to turn on the VT200 220 The following steps should then take place automatically 7 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 Display self test All segments are turned on then off again 888888 4 Ifthe current weight is within zero range the scale zeroes automatically Z
51. scale or indicator etj Stable Active the scale is stable necessary for ZERO TARE and PRINT Inactive the scale is not stable Center of Zero Active the current weight is at center of zero Inactive the scale is above or below center of zero Tared Active the preset tare value is now being displayed on the screen Net Weight Active the display is showing net weight Inactive the display is showing gross weight Ra Scale 1 only Active the indicator is set to scale 1 All operations relate to scale 1 Scale 2 only Active the indicator is set to scale 2 All operations relate to scale 2 Scale 1 and Active the indicator is set to display the sum of the weight on scales 1 Scale 2 and 2 W1 The scale is currently in weight range 1 W2 The scale is currently in weight range 2 These are only relevant if you have two scales connected to the indicator Common Operations Taring the scale Place the empty package on the scale and wait for it to become stable m by weighing becomes active Press TARE LS Taring the scale Press P TARE Bh Use t Bh to change the current digit then gt E to manually move to the next digit When you are done press Weighing an item Tare the scale if necessary then move the item onto the scale Wait for it to become stable Be becomes active and make sure you are in Weighing Mode The correct weight should appear on the display Counting units by Tare the sc
52. starts printing the entire alibi memory starting with the first measurement ever performed with this indicator The printout format is as follows SN 1234 123 456kg 6 Press ZERO Ee to stop the printing prematurely i e before it reaches the last record stored in alibi memory 63 Print Formats The VT200 220 offers several formats for printing weight measurements Each format corresponds to a menu function which you must activate to select it see chapter 6 4 below The following table shows each format with its name and function number Func 21 22 23 24 VT200 220 User s Guide Rev A5 36 In addition to the print formats shown below there are two custom print formats activated by functions 41 for gross mode and 42 for net mode For more information see VT200 220 Technical Manual Name of Print Format Ticket Continuous output Net gross 3 line detailed weight Contents Layout in this order Date time weight 29 04 03 09215 N 0010 Whether a gross or net weight is shown depends WEIGHT lt 123 40 kg gt on the current VT200 220 mode Sends the current weight measurement and status to an external device a display or PC Layout depends on the settings of the external device GROSS 05210kg weight depending what is 2 shown on the display OR NET 00950kg When net weight is GROSS 07940kg showing Gross weight TARE 06170k tare value and net 8 N
53. t P O Box 8381 Netanya 42506 Israel PH 972 9 863 8888 FAX 972 9 863 8800 E MAIL vt il vishaymg com Vishay Transducers 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 Transducers 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
54. t measurement and or output 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 td id IE UE VIII EI E eee ee aN E ER eh cen ee AEG UE LA I UNRELATED sx E E AY EET we Accumulated functionality is enabled and disabled using setup parameter 1 1 1 enabled O disabled 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 21 4 3 2 Viewing the Total To view the accumulated total or the total number of weighings 1 Press TOTAL El The display shows the sum of all accumulated weights For example if you clear the total and then measure three items weighing 100kg 600kg and 300kg respectively the display shows 1000 2 Press TOTAL El again The display shows the number of weights included in the current total In the example above the display would show 3 VT200 220 User s Guide Rev A5 29 Doc UM VT200 220 EN Measuring Weight Accumulated Total
55. u are done press PRINT 8 The gross weight flashes on the display B If all you need is this specific measurement press ZERO Ee m If you would like to print ten alibi records starting with this one proceed to the next step 9 Press PRINT El again to print ten alibi memory records starting with the record you entered VT200 220 User s Guide Rev A5 40 Doc UM VT200 220 EN Alibi Memory Functions Printing all Historic Measurements 7 2 Printing all Historic Measurements To print the entire alibi memory 1 Press TARE El on the front panel and keep it pressed for around three seconds The display shows En 00 The left zero flashes 2 Printing 10 records is function 56 so press t P TARE five times The display should now show En 50 Press gt TARE to move to the next digit It starts flashing 4 Press t P TARE six times The display should now show En 56 po Ru Uu IECIT EE cO AA EE RM oe aco e s vci EET 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 However you can stop the printing at any time 5 Press PRINT to confirm The printer starts printing the entire alibi memory starting with the first measurement ever performed with this indicator Each line of the printout has the following format SN 1234 123 456kg 6 Press ZERO kb to stop the printing prematurely i e before it reaches t
56. ue using the same procedure 02 Display battery status The display shows the current battery charge as a percentage of total capacity VT200 220 User s Guide Rev A5 21 Doc UM VT200 220 EN Using the Display and Keys The Function Menu Function 05 06 20 21 22 23 24 29 Description Refer to Set date time and serial number A battery backed RAM and the Real Time Clock RTC option need to be installed to enable setting time This function depends on the setup parameter 1 6 1 enabled O disabled The date format is specified in setup parameter 1 4 DDMMYY Or MMDDYY Use t P TARE to change the current digit then gt TARE to move to the next digit When you are done press PRINT The display now shows HHmmSS hours minutes seconds edit the current time and confirm The display shows the current alibi memory serial number also used on the printed ticket You can edit this number then press PRINT High resolution weighing Increases the accuracy of the displayed Section 4 2 weight by a factor of ten the smallest piece is limited to display division 1 When this function is enabled the display flashes and you may not print Press ZERO E to cancel and return to normal resolution Disable printer output Prevents the indicator from printing when you Section 6 5 press PRINT 23 even if a printer is connected Set print format Ticket Shows date time and weight as follows S
57. unting by entering weight Section 5 3 The display shows xxxxxx Enter a unit weight using t P TARE to change the current digit then gt TARE to move to the next digit When you are done press PRINT The display shows the number of units on the scale using the new unit weight Set unit weight by weighing sample and view unit weight Section 5 2 The display shows xx Enter the number of units currently on the scale and press PRINT eh The average unit weight is shown on the display The indicator records the average unit weight and uses it for counting View an alibi memory record print ten records Section 7 1 Set SETUP 2 t 13 to enable Alibi printing Press PRINT The display shows n 0000 the Alibi serial Choose the required Alibi number To view the gross weight of an Alibi record press PRINT When you are done press PRINT The display shows the memory record you requested If you want to print this and the next nine records press PRINT again Print all alibi memory records Prints the entire contents of alibi Section 7 2 memory including empty or corrupted locations Set setup parameter 2 t to 13 to enable Alibi printing The entire alibi memory will be printed in the format gross weight SN 0001 123 45 Press ZERO S to stop printing Checksum Test Performs a checksum on each alibi memory ensuring it is not corrupted An alibi memory serial number will be displayed in the format n 0000
58. urn to Gross Weighing Mode press TARE Bi 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 VT200 220 User s Guide Rev A5 27 Doc UM VT200 220 EN Measuring Weight Weighing an Item 4 Measuring Weight VT200 220 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 VT200 220 shows gross weight by default If you need to see net weight excluding the container of the items being weighed tare the scale before weighing 4 4 Weighing an Item To weigh an item 1 Ifthe 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 pe status annunciator becomes active The display shows the weight of the item 3 To print the current measurement or output it to a PC using the currently selected print format press PRINT E 4 2 High Resolution Weighing You can temporarily increase the resolution of the weight display by a factor of ten the sma
59. 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 10 C to 70 C 14 F to 158 F Temperature Operating temperature 10 C to 40 C 14 F to 104 F Humidity 409o to 9096 RH non condensing Vibration Severe vibration can affect the accuracy of weighing and damage components Air 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 I ncoming 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 VT200 220 User s Guide Rev A5 viii Doc UM VT200 220 EN Declaration of Conformity Declaration of Conformity Non Automatic Weighing Instrume
60. 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 VT200 220 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 itself VT200 220 also has two 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 analogue to digital converter max 550 000 internal counts m Front panel with 6 digits 7 segment LED red 20 mm plus 8 annunciators VT200 or LCD black 16 mm plus 8 annunciators VT220 8 membrane keys with tactile feedback m Non volatile memory for system parameters and calibration data VT200 220 User s Guide Rev A5 15 Doc UM VT200 220 EN Introduction Startup Sequence m Flash memory for storage of 10 000 weights Electronic tally roll or Alibi memory m Serial po
61. y 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 our 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 o

VT200/220 Weight Indicator User`s Guide

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