GSE 550 SERIES PROGRAMMABLE WEIGH INDICATORS
Contents
1. Keyin ID 6 Operator keys in number of truck and presses lt ENTER gt 7 The Indicator prompts Tare Saved Then the Indicator stores the weight of the truck as Tare Weight along with the entered truck ID If the truck ID was previously in memory then the new Tare Weight over writes the old data Then the specified transmission s if any take place Outgoing Truck full or empty 1 Truck drives onto scale 2 Operator presses lt ID gt 3 The Indicator prompts Keyin ID 4 Operator keys in the number of the truck and presses lt ENTER gt 5 When motion ceases the Indicator searches memory to see if the entered ID is in fact stored away Since this is an out weight the ID should be found and the indicator prompts WEIGH OUT and recalls the In Weight The Indicator then compares the incoming weight to the outgoing weight and stores the higher of the two weights as the Truck Gross Weight parameter 12 the lower as the Truck Tare Weight parameter 14 and the difference as the Truck Net Weight parameter 13 When the specified transmissions if any take place The In Weight along with the truck ID is then deleted from memory If the recalled weight is a stored Tare Weight then the message Tare Found is displayed instead of WEIGH OUT Then the specified transmissions if any take place Also the Tare Weight remains in memory it is not deleted as with the In Weight 2 NOTE Contact your GSE distributor if addition2. prompt appears to warn of such situations 5 3 Initializing Accumulate Totals The Accumulation Registers may be reset to a new number This would permit you to enter a total from the previous day or shift to continue the accumulation or to reset the number to 0 Simply access the accumulation mode by keying in the two digit mode number from table 1 and pressing lt SELECT gt or if the mode is one of the pre programmed selectable modes simply toggle to the corresponding mode using the lt SELECT gt key Keyin the desired reset value and press lt ENTER gt You will then be prompted to confirm the accumulation modification by a display of MOD AC for 1 second followed by ENTER MOD Press lt ENTER gt to confirm the change or any other key to abort the modification of the accumulation total The lt CLR gt key may be used to reset both the net and gross totals to zero The prompt CLEAR ACS will appear briefly followed by ENTER CLR Press lt ENTER gt to complete the clearing or press any other key to abort the clear operation Chapter 6 Printing Operations 6 1 Performing a Print Operation Pressing the lt PRINT gt key will transmit the information in the custom transmit The Model 550 has four custom transmits The custom transmit refers to a table that can be customized to your application The Model 550 is configured with a factory default transmission shown below If this is not the desired transmission format contact your GSE dis
3. either press lt X gt lt SELECT gt where X is the number of the ID or press lt SELECT gt repeatedly If you try to select an ID that is not available the 550 will display Entry Error Press lt SELECT gt at the last enabled ID to exit the ID Mode You may press lt ID gt at any time to exit the ID Mode 7 2 To Enter an ID Value If the ID value will be entirely numeric simply access the ID press the numbers on the numeric keypad and press lt ENTER gt The entry you make here will overwrite any previously entered information Once an entry is started an arrow symbol will appear in the upper line of the dot matrix display The entered digits will then appear on the second line and will scroll across the lower then the upper line You may enter up to the maximum number of digits programmed in the Setup Mode 12 characters is the factory default and 49 characters is the maximum selectable Once an entry has been started the lt ID gt key acts as BACKSPACE keys If lt ID gt is pressed with only one character on the display the entry mode would be canceled and the previous display would appear lt CLR gt may be pressed at any point during entry prior to pressing the lt ENTER gt key to clear the entered characters Pressing lt CLR gt after first accessing the ID will clear the existing ID contents and move you to the next available ID To replace the existing contents simply enter new information as described previously If
4. 550 to be backed on disk in ASCII text form 1 2 Model 550 Features The GSE Model 550 Weighing Indicator is a precision instrument with industrial environment capability The following list shows the available features of this accurate and durable weigh system component Highly Visible Display Brilliant 0 75 high 6 digit vacuum fluorescent display High Capacity Capable of powering up to 10 load cells 350 ohm for demanding applications such as floor sample scale tank and hopper scales etc Versatile Communications Programmable RS 232 Versatile swivel stand for table or wall mounting Time and Date Clock Battery backed is optional Front Panel calibration and linearization procedures Full scale response time from 0 06 to 8 seconds Selectable weighing units 1b kg oz g custom etc DC or AC power operation 10 28 VDC or AC DC connection is internal Weighing increments 1 2 5 10 20 50 100 200 and 500 Six user defined registers for custom communications Can be connected to GSE models 450 550 and 570 for remote display operation RS 232 output triggered by time date clock External relay module with up to 8 setpoints expandable to 32 outputs Each block of 8 I O is Optional Expandable memory for increased data storage 1 3 Display There are two sections to the display on the Model 550 a large numeric display and a smaller two line 10 character dot matrix display to the right of the numeric
5. Chapter 3 Calibration Mode 3 1 Calibration Mode The Model 550 can be calibrated several ways The following method described is a quick calibration procedure and assumes that the necessary parameters are selected before the actual calibration is performed ie full scale value graduation size etc These parameters will normally be set up by your local GSE distributor 3 2 Quick Calibration The Model 550 can be calibrated as described below NOTE A certified weight is required to perform a calibration Serious inaccuracies could result from using non certified standards for calibration 1 From the Weigh Mode press lt 10 0 gt lt SELECT gt lt 5 4 3 2 1 gt lt ID gt lt ENTER gt 2 The 550 will prompt you to calibrate the meter by briefly displaying QUICK CAL If multiple scales are enabled the 550 will prompt you with the following otherwise skip to step 3 Keyin Scl Keyin the scale number being calibrated and press lt ENTER gt NOTE Pressing the lt CLR gt key at any point in the calibration routine will back you up one step 3 The 550 will then display the dead load that is present on the scale and will prompt you to remove any extraneous load by displaying New Zero 4 Remove any extraneous weight and press lt ENTER gt The 550 will zero the display and prompt you to KeyIn CalWt 5 At this point you can place the calibration weight on the platform key in the weight value and then press lt ENTER gt
6. This will not normally occur for the Gross Net or Tare Weights but may result while displaying the accumulated totals if the amount exceeds 999 999 Either clear the totals or settle for only being able to transmit the totals An attempt was made to zero out more than allowed per P118 selection Use the lt TARE gt key for subtracting off container weights or if large dead load is always to be present apply this dead load during the No Load prompt during calibration to permanently eliminate the offset 06 Tare gt F S Tare entry was greater than full scale Most likely the entered tare value was incorrect 07 Tare lt 0 Negative tare attempted but not allowed per P162 For auto tares the GROSS Weight must be greater than zero unless P162 is changed to allow negative tares 9 3 Setup Mode Error Messages 10 Entry gt Max An entry was made which had more characters than allowed 11 WRONGCODE The incorrect access code was entered thus preventing changes In order to access the Setup Mode either the proper code must be entered or the lt ENTER gt key must be pressed alone to view selections without making changes 12 No Mods The Setup Mode is being accessed but changes are prevented 13 OutOfRange An entry made for a selection was beyond the range of valid choices 14 Must Keyin The choice for the current parameter must be keyed in 15 Size gt 998 The size of one of the Custom Transmit setup has exceeded the limit 16 CHECK
7. ceases As with all other motion delayed operations the lt CLR gt key can be pressed to cancel the pending command Therefore the parameters for motion delay before transmitting have no effect on the automatic transmissions sent during Truck In Out Weighing regardless of their setting To adjust the determination of motion contact your GSE distributor to adjust the setup of parameters P114 and P115 4 5 Sequential Truck ID Operation Incoming Truck full or empty 1 Truck driver drives onto scale Operator presses lt ID gt The Indicator prompts Keyin ID Operator presses lt ENTER gt When motion ceases the Indicator determines the next sequentially available ID and stores the In Weight Also any Custom Transmits specified are sent Normally a ticket would always be printed to record the assigned number The printed ticket is handed to the driver of the truck Outgoing Truck full or empty 1 4 6 Truck driver drives onto scale and hands operator the tag which was printed for the truck when it came in Operator presses lt ID gt The Indicator prompts Keyin ID Operator keys in the sequential truck number from the ticket and then presses lt ENTER gt When motion ceases the Indicator compares the incoming weight to the outgoing weight and copies the higher of the two weights to the Truck Gross Weight register parameter 12 The lower weight to the Truck Tare Weight register parameter 13 and the
8. could also result if the baud rate P200 or the number of data bits P201 are incorrect This indicates an over run error where an additional character was received while the receive buffer of the 550 was full and thus the extra received character will be lost This indicates that the stop bit of a received character did not occur when it was incorrect parity set This indicates that the 550 did not check its receive data register in time thus missing a character If this error should occur please notify your GSE distributor or the factory To prevent the problem try reducing the baud rate P200 This will occur if a data transmission is held up for two seconds of more due to a de asserted handshake Refer to the description of parameter P209 for more information This occurs if the lt CLR gt key is pressed when the tx on hold error message is shown or if P209 is set for abort and the transmit buffer becomes full This will appear briefly when the handshake is re asserted after the tx on hold message occurs Service There are no user serviceable items in the GSE Model 550 Scale Indicator Service must be performed by qualified service technicians only Attempts to service this instrument by unqualified personnel may void the warranty CAUTION Any operation which involves going inside the enclosure should be performed by qualified service personnel only Hazardous voltage is accessible within the enclosure 9 10 Trouble Shoo
9. difference to the Truck Net Weight register parameter 14 The In Weight and the Truck ID are then deleted from memory Then the Custom Transmit s are sent Small Big or ID 6 Truck ID Operation Incoming Truck full or empty 1 Truck drives onto scale Operator presses lt ID gt The Indicator prompts Keyin ID Operator keys in number of truck and presses lt ENTER gt When motion ceases the Indicator searches memory to see if the entered ID is already stored away Since this is an In Weight the ID should not be found and the Indicator prompts WEIGH IN and stores the In Weight along with the ID The specified transmissions if any then take place 4 7 Storing a keyed In Tare Weight 1 Operator presses lt ID gt 2 The Indicator prompts Keyin ID 3 Operator keys in the Tare Weight to be stored then lt TARE gt 4 The Indicator prompts Save Tare Keyin ID 5 Operator keys in number of truck and presses lt ENTER gt 6 The Indicator prompts Tare Saved Then the Indicator stores the entered tare along with the entered truck ID If the truck ID was previously in memory then the new Tare Weight over writes the old data Then the specified transmission s if any take place Storing An Auto Tare Weight 1 Empty truck is driven onto scale 2 Operator presses lt ID gt 3 The Indicator prompts Keyin ID 4 Operator presses lt TARE gt 5 The Indicator prompts Save Tare
10. display Refer to Figure 2 Front Panel Display The six large numeric digits are used to display numeric data such as Gross Weight Net Weight or Tare Weight The dot matrix display has several purposes Typically the first two characters of the upper line will show the weighing units of the displayed data The last three characters indicate a CENTER ZERO condition when applicable gt O lt The lower line of the dot matrix portion of the display will specify the type of data such as Gross Net Tare etc The dot matrix display is also used for specific messages during operation and setup 1 4 Keyboard The Model 550 keyboard is shown in Figure 3 The Model 550 features a simplified keyboard for operator interface The function of each key is described below Some of these keys have additional functions when in the Setup Mode ZERO Press lt ZERO gt to zero the current quantity weight reading When the meter is at Center Zero the international center of zero indication will appear on the upper line of the dot matrix display This indication is a right and left arrow pointing to a circle If a Custom Unit s name is greater than 2 characters the Center Zero indication is not displayed If in the quantity mode pressing lt ZERO gt will set the current mode to a gross zero quantity If in the weigh mode pressing lt ZERO gt sets the current mode to Gross Weight Refer to figure 3 Model 550 Keyboard UNITS Pressing the lt UNITS
11. events are fully programmable and must be set appropriately in order for the correct results to be printed Normally these transmissions are used to print tickets for the truck s driver however they may also be for any other purpose such as printing a log of all truck activity All transmissions are accomplished through the use of four Custom Transmits which is part of the indicator s standard setup There is a setup parameter for each event which specifies which of the Custom Transmits are sent when that event occurs Any combination from none to all of the four Custom Transmits may be specified for each event As each event occurs the indicator checks its setup to determine which transmissions are to be sent Not every Truck In Out application will make use of all four events First determine which of these four events will be occurring in your application Next define on paper the desired appearance of the ticket for these events If a significant portion of multiple tickets are similar then these portions may be generated by a single custom transmit After reviewing your data transmission needs contact your GSE distributor or the Technical Reference Manual to create the desired custom format of the tickets 4 4 Methods of Operation Storing the Gross Weight during incoming and comparing the Gross Weight during outgoing are motion delayed events Thus if motion is occurring at these times the prompt Mot n Delay will appear until motion
12. gt lt SELECT gt scale 3 lt 43 gt lt SELECT gt scale 4 lt 44 gt lt SELECT gt 1 5 Available Options Not all of the total capability and functionality of the Model 550 is included in the standard version To take advantage of additional functionality field installed options are available from GSE These options consist of hardware and software and can be installed by your local GSE distributor It isnot necessary to return the instrument to GSE for installation of options The following listing details all available options for the model 550 weighing system Compatible Peripheral Options Barcode Contact Wand Label Printer Thermal Document Printer Dot Matrix Cable Options Scanner Keyboard Cable Thermal Label or Bar Code Printer Eltron RS 232 Cable Option Memory Expansion Option Increases internal memory from 512 bytes to 4096 bytes using E2 memory Time amp Date Option Adds capability of battery backed time of day and date Database Option up to 120k memory storage space for target weights database setups and transactions 24k also available Multi Scale Option Externally mounted A D board for sampling and bulk weighing operations Up to 4 separate scale inputs are available Process Control Interface Option Each PCI module has the capability of driving 8 relay inputs or outputs Up to 4 PCI modules can be daisy linked to one indicator for driving up to 32 relay outputs Combinations of i
13. gt key in the quantity has no effect Pressing lt UNITS gt from the weigh mode will toggle the displayed units through the available selections Converted units are automatically rounded to the appropriate increment If the Ib oz units selection is used the first digits of the numeric display will read the value for pounds the last digits will read ounces and since the upper line of the dot matrix display is used to show the units there is no center zero indication As with other units designations the characters showing units will blank out when motion is present SELECT Pressing lt SELECT gt will toggle you through the Net Weight Tare Weight and Gross Weight Acc Net Wt Acc Gross Wt or other enabled operating modes Refer to the Mode Selection parameters P300 P309 Contact your GSE distributor for more information TARE Pressing lt TARE gt by itself will perform an auto tare A Net Zero is then displayed You can enter a known Tare Weight into the 550 by keying in the number and pressing lt TARE gt In either case the indicator will be placed in the Net Mode unless you are in the Tare Mode Auto Tare and or Keyboard Tare may be disabled in the Setup Mode P166 P167 For more information contact your GSE distributor PRINT Press to send data to a printer computer or other ENTER device This key also doubles as an lt ENTER gt key following certain numeric entries ID This key has four functions entering ID s truck
14. in chapter 6 Print Operations The 550 has 3 other custom transmit tables for a total of 4 custom printouts of 1000 characters apiece Chapter 9 Troubleshooting This section of the User s Manual provides information on error messages trouble shooting and servicing the Model 550 weighing indicator Some information included in this section refers to parameters that are not discussed in this manual They are provided as a quick look up for factory trained service technicians 9 1 Error Messages overview The following is a summary of all of the error messages within the 550 They are listed below in numerical order The leading two digits will appear on the numerical portion of the display and the message will appear on the two lines of dot matrix display Following each message is a summation of possible causes and probable remedy 9 2 Operational Mode Error Messages 02 UnderLoad 03 Over Load 04 gt Dsply 05 Zero gt Max Input signal less than negative full scale If this is due to excessive loading reduce the load Otherwise check the load cell connections If a 4 wire load cell cable is being used check that the sense jumpers are in place Verify that the capacity selection P110 is correct Use the information parameters especially P61100 to check the setup and input signal Input signal is greater than positive full scale Use same check as for underload Number to be displayed will not fit within 6 digits
15. the time and date are displayed upon powerup Time and date are displayed in the large numeric display in the format HH MM SS and MO DA YR or DA MO YR if set for the international style If not battery backed the upper line of the character display reads enter The lower line of the character display reads Time or Date as appropriate If the battery backed time date option is installed time and date are each displayed for about 3 seconds and no changes are allowed If desired you can press lt ENTER gt to end the Time Date display before the 3 seconds is over Viewing Time and Date While in the Weigh Mode the time and date can be displayed simultaneously in the dot matrix and main displays Press 11 lt SELECT gt This can also be accomplished by adding parameter 11 in as one of the selectable modes in the P300 parameters Contact your local GSE Distributor for more information The date is then displayed on the large numeric display in the format MO DA YR or DA MO YR for international style and the time is displayed on the dot matrix display in the format HH MM SS The time may be displayed in a 24 or 12 hour format with an am or pm displayed as appropriate depending on the setup of time date 8 3 Entering New Time A new time may be entered at power up Make sure parameter P502 is set for yes This will select the operation to prompt the operator to enter a new time each instant the unit is powered up The new
16. time is entered by keying in HH MM SS in a 24 hour format Hours and minutes entries must be separated by a decimal point Seconds entry is optional and if omitted they are set to zero To specify seconds it also must be separated from minutes by a decimal point Leading zeroes need not be entered For example if you enter 8 9 45 and press lt ENTER gt the time will be set to 08 09 45 if you enter 15 02 and press lt ENTER3 gt the time is set to 15 02 00 If time is entered improperly the prompt try h m s is displayed 8 4 Entering New Date A new date may be entered at power up Make sure parameter P502 is set for yes This will select the operation to prompt the operator to enter a new date each instant the unit is powered up The new date is entered by keying in MO DA YR or DA MO YR if international format was selected followed by the lt ENTER gt key Month day and year entries must be separated by decimal points Leading zeroes need not be entered For example if you enter 4 1 91 and press lt ENTER gt the date is set to 04 01 91 If the date is entered improperly the prompt try m d y or try d m y for international format is displayed 8 5 Adding Time and Date to the Custom Transmit If the time date must be added to the custom transmit add parameter 11 to the custom transmit table The first custom transmit is located at parameter P1000 This table also includes the factory defaulted custom transmit shown
17. to the seventeen groups of Parameter registers physically resident within the unit By entering data in the Parameter registers you can customize your weighing operation to remember the different programming information for your particular weighing application Contact your local GSE distributor for further information on this feature Chapter 2 Installation Instructions This section of the user s manual outlines the basic installation of the Model 550 Please take the time to review these important guidelines and step by step procedures 2 1 Positioning the Instrument Table Top Use The Model 550 Weighing Indicator has been designed with a swivel bracket which lets you tilt the instrument face to any desired angle When a 550 is placed on a table the non slip rubber feet prevent scratching and slipping across the surface when keys are pressed Environment Suitability The standard Model 550 is supplied in a sealed stainless steel enclosure and may be used in a washdown environment Care must be taken to insure that the AC power socket outlet is properly protected The keypad is made of silicon rubber It may be cleaned periodically with a soft damp non abrasive cloth The display window is made from a polycarbonate material which may scratch due to aggressive cleaning Care must be taken to avoid such dammage GSE offers a Splash Guard transparent vinyl cover for added protection Contact your local GSE distributor for more information
18. 8 1449 GSE Advanced Industrial Technologies GmbH Hausinger Strasse 4 Langenfeld Germany 40764 Phone 49 21 739 16399 0 Fax 49 21 739 16399 9 Phone 011 49 2166 94991 0 TELEFAX 011 49 2166 612 168 Chapter 1 Introduction 1 1 About This Manual This User s Manual contains basic operating information on the Model 550 Weigh Indicator A Model 550 Technical Reference Manual is also available with all operating instructions available options installation information and technical information on system setups i e macro Programming This manual is available through your GSE distributor The layout of the manual divides basic features of the 550 Weighing Indicator into a chapter to allow for a brief but informative explanation Information in this manual is subject to change without notice due to correction or enhancement and does not represent a commitment on the part of GSE Inc The information described in this manual is solely the property of GSE Inc No part of this manual may be reproduced or transmitted in any form or by any means electronic or mechanical including photocopying and recording and sold for any monetary figure without the express written permission of GSE This also includes the software used for computer simulation of GSE hardware and its firmware Setup files that have not been developed by GSE are neither the property nor the responsibility of GSE It is highly recommended that all setup files for the model
19. GSE 550 SERIES PROGRAMMABLE WEIGH INDICATORS Revision 1 0 April 2001 Part Number 39 10 37661 GSE Scale Systems Information in this manual is subject to change without notice due to correction or enhancement The information described in the guide is solely the property of GSE Inc No part of this manual may be reproduced or transmitted in any form or by any means electronic or mechanical including photocopying and recording nor be sold monetarily without the express written permission of GSE This prohibition applies to the software used for computer simulation of GSE hardware and its firmware Setup files that have not been developed by GSE are neither the property nor the responsibility of GSE It is highly recommended that all setup files for the 460 Series indicators be backed on disk in ASCII text format Copyright 2001 GSE Inc All rights reserved This user s guide is intended to be a reference tool for explaining the basic functions Questions concerning the programming setup or servicing of this product should be addressed to your GSE distributor If you have any questions or need assistance after first reading this guide please contact a GSE customer service representative at the following number GSE Scale Systems 22705 Heslip Drive Novi MI 48375 U S A Phone 800 755 7875 www gse inc com GSE Canada Inc 617 East Lake Road Airdrie Alberta Canada T4B 2B8 Phone 403 948 9921 Fax 403 94
20. JUMPR A programming operation was attempted when the program jumper is installed Installation of this jumper will prohibit any programming changes 9 4 Hardware Problem Error Messages 21 EEROMerror Error reading data from the EEPROM Possible U9 and U11 problem 22 EEROMerror Error writing data to the EEPROM Possible U9 and U11 problem 23 CheckU6 Supplementary error message for above errors 24 EEROMEFull The setup being attempted requires more EEPROM than is currently installed 25 DefltSetup Upon power up the Indicator has not found the proper codes Therefore all parameters have been reset to factory default values 26 Bad Setup The stored data has a checksum error Check all parameters or re load setup 27 RE BOOT The indicator cannot use the EEPROM for data storage so it is attempting to power up again to cure the problem 28 NoRAMAVAIL The current setup requires more RAM than is currently installed Either contact your dealer or the factory 9 5 Calibration Error Messages 30 F S gt MAX 31 F S lt lmVv The entered calibration weight together with the currently applied signal indicates that the full scale signal will be greater than the allowed maximum of the Indicator Verify that correct entries have been made for the capacity P110 and for the calibration weight If all appears correct refer to the use of the information parameter P61103 and determine the output in mv volt of the connected load cell The
21. NOTE NOTE If multipoint linearization is enabled the unit will prompt you with the following otherwise skip to step 6 Keyin Pnt 2 Add the calibration weight keyin the value and press lt ENTER gt for the second calibration point This prompt above will change for each cal point until 5 points are entered ie the next prompt will read Keyin Pnt 3 Proceed to add the cal weight and keyin the value and press lt ENTER gt If the keyed in weight exceeds Full Scale by 4 or falls below 0 1 of Full Scale an error message will be displayed If you forgot to add the calibration weight before pressing lt ENTER gt the 550 will prompt you to do so In this case place the calibration weight on the scale and press lt ENTER gt If an overload exists or the previously set instrument gain is too high the 550 will display an overload message In this case press lt CLR gt and the 550 will reduce the current instrument gain and return you to step 3 so you can re start your calibration The 550 will perform the calibration display the value of the calibration weight and prompt you CAL OK At this point the accuracy of the calibration can be checked by weight without leaving the Calibration Mode A If the calibration was accurate press lt ENTER gt The 550 will prompt you to save the new calibration information Press lt ENTER gt to save and then lt ENTER gt to exit B If the calibration is not accurate press lt CLR gt Th
22. al expanded memory E is to be added after truck tare 4 8 4 9 weights have already been stored Printing the Stored IN Weights Tare Weights Operator presses lt ID gt The Indicator prompts Keyin ID Operator presses lt PRINT gt The Indicator prompts Print Data ENTER toPRN Operator presses lt ENTER gt The Indicator transmits the stored In Weights out through the port specified during the setup The format for the printing is fixed and consists of a heading line followed by lines of truck IDs along with their associated In Weights Stored Tare Weights are marked Tare Weight CLEARING OPERATIONS A Specific Stored In Weight Tare Weight 1 Operator presses lt ID gt The Indicator prompts Keyin ID Operator presses lt CLR gt The Indicator prompts Clr ID Row ENTER ID Operator keys in number of truck and presses lt ENTER gt The Indicator prompts Row Clr d and then deletes the specified ID and data from memory Clearing all the Stored In Weights Tare Weights 1 Operator presses lt ID gt The Indicator prompts Keyin ID Operator presses lt CLR gt The Indicator prompts Clr ID Row ENTER ID Operator presses lt CLR gt again 6 The Indicator prompts All ID Clr ENTER toCLR 7 Operator presses lt ENTER gt 8 The Indicator prompts Sure ENTER toCLR 9 The Indicator prompts Prntg Data and then transmits all the stored In Weights
23. ance to the next ID without changing the data for the current ID press lt ENTER gt without making an entry Chapter 8 Time and Date 8 1 Introduction The standard Model 550 weighing indicator includes a Time Date feature which is non battery backed This means that when the feature is used the time and date must be entered every time the instrument is powered up The 550 can be set up to prompt you to enter the time and date at power up If entering the time and date at each power up is considered undesirable a battery backed Time Date option is available at additional cost The Time Date feature permits printouts with time and day of the week and the date in many possible formats Consult with your local GSE distributor for installing battery backed time date NOTE In the following discussion HH is a 2 digit representation for hours MM is minutes SS is seconds 8 2 MO is month DA is day and YR is year When the 550 is powered up the time and date clock is set to Jan 1 1970 00 00 00 am the UNIX computer standard If the clock is not reset at powerup either by the operator or by having the time date option installed the current time and date will be the elapsed time since power up A new Time and Date value can be keyed in by accessing the time date setup parameters starting at Parameters P500 through P515 refer to Model 550 Technical Reference Manual or contact your local GSE distributor The 550 can be also be set up so that
24. crement P111 result in a resolution less than 100 graduations This is simply a warning in case this was not intended The current combination of capacity P110 and increment P111 result in a resolution less than graduation i e the increment is greater than capacity This is not allowed and as soon as any key is pressed the instrument will jump back into the Setup Mode to parameter P110 to verify the settings General Error Messages An attempt to enter a value for a parameter which is not field changeable such as the serial numbers or the audit trail counter results in this message Upon each power up the Indicator tests the integrity of its EPROM If the result is not correct this message is displayed and the Indicator is not usable Verify that the EPROM U12 is installed properly no bent over pins Miscellaneous Messages This error message is the most commonly used The primary causes are 9 8 par y error ovrun error frm g error port error tx on hold tx abort tx con d 9 9 entering a value preceding a key such as lt ZERO gt which is not allowed entering alpha data for a numeric selection or entering a fractional value for an entry which only accepts whole numbers This may occur while in the Setup Mode or one of the operational modes Communications Error Messages This indicates that the parity of a received character did not match the parity specified in the Setup Mode parameter P202 This
25. e 550 will return to the New Zero prompt Proceed as described in step 3 of this section If the calibration weight was less than 5 of capacity or if there was a large change in the calibration the 550 will prompt you ReCal Req d If so press lt ENTER gt and you will be returned to step 2 of this procedure or press lt CLR gt to obtain the CAL OK prompt as described in step 6 and override the re calibration requirement You are strongly urged to re calibrate in order to avoid any serious inaccuracy If the calibration weight was less than 5 of capacity or if there was a large change in the calibration the 550 will prompt you with the message ReCal Req d Press lt ENTER gt and you will be returned to the beginning of the calibration selections or press lt CLR gt to obtain the CAL OK prompt as described above and override the re calibration requirement However we recommend you perform a re calibration in order to avoid any serious inaccuracy Another variation of the calibration process is the linearization procedure Linearization can be quite useful in improving the absolute accuracy of larger capacity systems which often exhibit poor linearity This feature if necessary can be enabled by your GSE distributor Chapter 4 Truck Weighing Operations 4 1 Introduction One of the applications for which the Indicator is very well suited is the operation of Truck Weighing This application takes into account the two most frequen
26. entered calibration weight together with the currently applied signal indicates that the full scale signal will be less than the allowed minimum of the Indicator Verify the proper entries for the capacity P110 and for the calibration weight If all appears correct refer to the use of the information parameters P61103 and P61104 and determine the output in mv volt of the connected load cell 32 ADD MORE The applied weight during calibration was less than 0 1 of capacity More weight than 33 ReCALReq d 34 RES gt 25K 35 RES gt 100K 36 RES lt 100 37 RES lt 1 9 6 99 Can t Set Cksumerror 9 7 EntryError this is required Refer to P61104 if this is incorrect The just completed calibration is insufficient to guarantee accurate results due to either the cal weight being less than 5 of capacity or this was the first calibration of this platform to this Indicator and therefore the coarse gain was adjusted by the Indicator The current combination of capacity P110 and increment P111 result in a resolution greater than 25 000 graduations This is simply a warning in case this was not intended The current combination of capacity P110 and increment P111 result in a resolution greater than 100 000 graduations This is not allowed and as soon as any key is pressed the instrument will jump back into the setup mode to parameter P110 to verify the settings The current combination of capacity P110 and in
27. lt TARE gt is pressed after the ID is accessed the current ID data is copied into the entry buffer and the last character of the existing ID entry would be shown in the last bottom right position on the display This lets you add characters to the end of an existing entry or modify the last characters by using the backspace function Alphabetic and other characters may be entered at any point by pressing the lt UNITS gt key while in the ID entry mode An A will appear in the display At this point the lt UNITS gt and lt PRINT gt keys are used to scroll up and down through the entire standard ASCII character set The lt ID gt key can be used to backspace shifting all the previously entered data down toward the lower right corner with the last character being lost Pressing lt TARE gt would shift the entire previous entry toward the left thus making room for a new character This new character would be an A If the entry length exceeds the setup size the error message Entry gt gt Max is displayed briefly The extra characters which surpass the setup size are automatically eliminated and the remaining entry is then displayed Press lt ENTER gt to store the remaining entry 7 3 To Store an ID Entry After completing your entry press lt ENTER gt to store it as the new ID value and move to the next enabled ID Ifthe ID was the last enabled ID then the 550 will resume the mode which was active when the ID mode was entered To adv
28. mmability of the 550 as defined in its technical reference manual makes it easy to meet virtually all serial RS232 C communications requirements Additional internal connections other than the serial printer port include a serial bi directional COM Port a serial scanner input port a TTL remote keyboard input and a current loop CAUTION Any operation which involves going inside the enclosure should be performed by qualified service personnel only Hazardous voltage is accessible within the enclosure Chapter 7 ID Operations The Model 550 has six ID parameters which may be used to store such things as part numbers and descriptions bin locations or any other alphanumeric item that will be used during operation The 550 is factory defaulted with the first ID pre programmed with the name ID 1 The default ID size for ID 1 is factory defaulted to 12 characters The maximum ID size can be set to 49 characters The first ID ID 1 is also one of the parameters in the factory defaulted custom transmit Entering information into ID 1 is explained in the following sections 7 1 To View an ID To access the first ID parameter while in the Weigh Mode press lt ID gt The numeric display will read id X where X is the number of the first enabled ID The upper line of the dot matrix display will show the first five characters of the ID name and the lower line will show the first five characters of the ID value To access any other enabled ID
29. nputs and outputs may include up to a maximum of 16 inputs with the remaining I O being used as outputs Relay Module Option External enclosure permitting the indicator to drive tworelay outputs Severe Transient Voltage Suppression Option Protects the indicator from severe radiated voltages on its input lines Analog Output Option Provides 4 20 mA current loop and variable gain 0 10 VDC outputs Panel Mount Kit option Provides a means to mount the indicator in an enclosure wall Splash Guard Option A clear flexible vinyl cover for use in harsh environments It will keep the indicator well protected and looking like new Technical Reference Manual A comprehensive manual for the advanced operation setups Includes many examples in each chapter including macro database communications and setpoint setups Simulation Software Package This software package is a tool used by programmers to simulate actual application setups without the actual system hardware This package is used along with the Technical Reference Manual by your local GSE distributor to provide you with custom setups matched to your specific application needs 1 6 Operating Modes Brief Explanation The Model 550 Weighing Indicator provides four modes of operation available to you The Weighing mode Calibration mode Accumulation mode and the Setup mode The three operational modes are described elsewhere in this manual The setup mode provides you access
30. operations macro menu selection and database access The exact function of this key depends on the selectable internal setup P720 UNITS The lt UNITS gt and lt PRINT gt keys double as PRINT Up and Down arrow keys respectively While TARE amp having accessed any mode or parameter which ID requires a character entry the lt UNITS gt key will scroll through a set of ASCII characters The lt PRINT gt key will scroll through the set in reverse The lt TARE gt key or Right Arrow when pressed will move over to the next character position The lt ID gt key or Left Arrow will backup to the previous character As entries are keyed into the entry buffer the lt PRINT ENTER gt key will complete the entry When in the weigh or quantity modes the unit is ready to accept a structured ASCII file for custom setups The custom setup is received through the units bi directional communications port on an internal connector of the 550 identified as J2 0 thru 9 Press these keys to enter 0 thru 9 Press the decimal point key to establish a decimal point CLR Press this key to clear a numeric entry mistake prior to entering it into memory SCALE The 550 does not have a dedicated scale select button The following combination of keys just SELECT be pressed in order to select one of the four allowed scale inputs Note that additional scale inputs beyond the standard one scale input are optional scale 1 lt 41 gt lt SELECT gt scale 2 lt 42
31. os Refer to your GSE distributor However if complete customization is required then the Database Option should be implemented and the operation can be designed to perfectly fit the intended application 4 2 Defining Your Truck ID Type Four different types of Truck ID s are selectable with the Truck In Out feature The differences between the types are primarily in the size and type of characters which may be used for the ID Based on the needs of the application one of the four types of IDs can be selected 1 Auto Sequential ID The 550 automatically defines a sequential number or ID to each IN weighment The operator will key in this same number during the OUT weighment operation 2 Small ID Allows for manually entering numbers by means of the 550 keypad The IDs must be less than the value 65535 This method will save memory space 3 Big ID Allows for manually entering numbers by means of the 550 keypad This method allows for ID numbers up to a value of 16777215 This method uses slightly more memory space compared to the Small ID selection 4 ID 6 Allows for manually entering alphanumeric IDs by means of a remote keyboard Alphanumeric IDs might include the vehicle license plate number 4 3 Transmission Setups There are four separate events which may occur with the Truck In Out feature These are Truck In Truck Out Tare Stored and Tare Recalled The data transmissions sent by the 550 during the four Truck In Out
32. out the port specified during the setup The format for the print is fixed and consists of a heading line followed by lines of truck IDs along with their associated In Weights Stored Tare Weights are marked Tare Weight All stored weights are then cleared If the Seq n storage method has been selected then the sequential number is reset so that the next stored weight is ID 1 4 10 Memory Use The number of rows incoming weights which can be stored in the Indicator is dependent on how some of the other features are set up within the Indicator and on how much storage memory has been installed Refer to your GSE distributor for more information on the memory use and how to upgrade with more memory Chapter 5 Accumulation Operations 5 1 Accumulation Operations The 550 contains two main memory registers into which weighing data may be accumulated The three registers are the Gross Total Net Total and the Quantity Total There are a few specific parameter selections built around the way in which Accumulations operate These selections are made in the Setup Mode This chapter will explain how to do an accumulation after the selections are established in the setup mode Contact your local GSE distributor for more information on accumulation parameters P163 thru P165 5 2 Performing Accumulations First enter the desired Accumulation Mode either by pressing the lt SELECT gt key until one of the Accumulation Modes appears on the display or ke
33. t situations dumping or pickup In Truck dumping the initial weight of the truck coming in Truck In is heavier than when the truck is leaving Truck Out In Truck pickup the initial weight of the truck coming in Truck In is lighter than when the truck is leaving Truck Out The Truck In Out capability makes use of the lt ID gt key to permit entry of truck identification ID numbers The ID s are stored within the Indicator with the incoming weight of the truck When the truck is on the way out the In Weight is compared to the Out Weight The Indicator then considers the lower of the two weights to be the Tare Weight the larger to be the Gross Weight and the difference to be the Net Weight Tare Weights may be permanently stored in the Indicator to determine truck weights with a single weighment One or more of the Custom Transmits may be sent providing either a ticket documenting the amount of weight picked up or dropped off or sending the data to a computer or remote display This feature makes the Indicator an ideal weight indicator for dump site weighing gravel pit weighing and many other truck weighing applications This feature includes the ability to establish and store the tare weight of a vehicle clear any or all stored weights or transmit the currently stored truck weights The Truck In Out feature works in a relatively preset manner It can be customized to some extent with its setup and even further with the use of macr
34. ting DATA TRANSMISSION If a data transmission of any weight related numeric data such as Gross Net or Tare is sent as dashes an overload or underload negative overload condition was in effect Remove the cause of the overload or underload and repeat the transmission Check also the setup of parameters P204 and P209 DISPLAYED WEIGHT If an overload or underload occurs due to an electrical overstress EOS normally due to lightning or ESD discharge then press the lt CLR gt key The message wait 1 will appear for about 1 second The A D converter U22 will then be reset and the system should again be functional If not power down for a few seconds If the Indicator still does not work properly after power up check the load cell or platform wiring If okay permanent damage may have occurred most likely to the instrument amplifier U23
35. tributor for custom modifications to the transmit format ID 1 ABC 123 9876 54 Ibs Gross Wt 9864 20 Ibs Net Wt 12 34 lbs Tare Wt Although all transmissions are usually initiated by pressing the lt PRINT gt key exceptions in the setup will allow for remote key printing and continuous printing The continuous print will transmit the custom programmed information each time the display is updated This feature is particularly useful with a remote display or an interface with a computer that is monitoring a process If the receiving device printer display or computer goes off line is powered down or for any other reason cannot receive the data being sent the message Tx On Hold will appear for a few seconds Press lt CLR gt to abort the transmission If this situation happens while using the continuous print feature the transmission is suspended but can be resumed by pressing the lt PRINT gt key The 550 is factory defaulted to transmit the custom transmit previously shown out the PRINT Port On Request PRINT key Motion Inhibited These selections are made at parameters P210 thru P212 Connecting a printer cable to the 550 requires entering the enclosure These connections should be made by acertified GSE technician Entering the 550 enclosure may void the warranty Contact your GSE distributor or refer to the technical reference manual if this defaulted configuration does not meet the application requirements The full progra
36. yin one of the parameters in table 2 followed by the lt SELECT gt key Once in an Accumulation Mode press the lt gt key to add the displayed value to the accumulated total Accumulate operations are motion delayed If motion is occurring when an accumulation is requested the Mot n Delay prompt is displayed until motion ceases If motion does not stop press lt CLR gt to abort the accumulation There are six Accumulation Modes with corresponding Mode Numbers as shown in Table 2 The order of appearance of these modes can be assigned when setting up parameters P300 P309 An accumulation mode can be added to the default selectable modes The factory default selectable modes are Gross Net Tare Quantity and Average Piece Weight The Quantity and Average Piece Weight will appear after a sample routine is performed Contact your local GSE distributor if it is desired to add another mode of operation to the standard default modes When an Accumulation is made both the Gross and Net totals are affected After an accumulation occurs these values are frozen at their new accumulate total values until the Gross Weight again falls below the value set by parameter P164 Parameter P164 has several selections of percentages of full scale value The weight must fall below this percentage of full scale before another accumulation is allowed At that time these values again resume their active state This feature prevents double accumulations A CLEAR WGHT
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