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AGRI TRONIX Brecknell SBI-521 Series, Service Manual

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AGRI TRONIX Brecknell SBI-521 Series Service Manual Download Page 70

 68

SBI521 Service Manual

7 Legal for Trade

The Model SBI-521 must be configured to meet regulations mandated by local weights 
and measures authorities.

7.1 Configuration/Calibration Switch

The configuration/calibration switch is used to protect the indicator from being 
configured or calibrated under legal for trade conditions. When set to legal for trade and 
sealed with a lead seal, the indicator can only be configured and calibrated by 
authorized personnel. 

The switch is located under the triangle plate on the back panel. Remove the three 
screws which hold the cover on. 

The switch must be set in the ON position (switch is to the left).

Config/Cal Switch Seal

Power

Com 1/2

Loadcell

Config/Cal Switch ON

Summary of Contents for Brecknell SBI-521 Series

Page 1: ...SBI 521 Indicator Series Service Manual AWT35 500811 Issue AF January 2013...

Page 2: ...law or under license Full acknowledgment of the source must be given Brecknell is a registered trade mark of the Brecknell LLC This publication was correct at the time of going to print however Breck...

Page 3: ...ine Maintenance 13 Sharp Objects 13 Cleaning the Indicator 13 Chapter 2 Specifications 14 SBI 521 Series Models 14 Housing and Outline Dimension 14 Housing 14 Outline Dimension 14 Power Supply 15 Disp...

Page 4: ...tion 34 Display and Set Time 34 Display and Set Date 35 Display Firmware Version 35 Display Interface Type of COM2 36 Display Test 36 Keyboard and Buzzer Test 36 Serial Port1 2 COM1 2 Receiving Test 3...

Page 5: ...ibration Counter 69 Chapter 8 Troubleshooting 70 Display Characters 70 Display Symbols 71 Error Messages and Troubleshooting 72 Addendum 1 Quick Setup and Configuration 73 Configure the SBI 521 to a F...

Page 6: ...2 previous revision 1 3 done as a Word document Issue AD has been converted to FrameMaker Legal for Trade chapter and addendum 1 and 2 were added AE January 2013 update menu tables with added paramete...

Page 7: ...kets e g ZERO Displayed messages appear in bold italic type and reflect the case of the displayed message 1 1 2 Special Messages Examples of special messages you will see in this manual are defined be...

Page 8: ...weighing for a long time 1 3 Installation 1 Unpack the indicator and all components from the shipping box 2 Remove all back panel screws to expose the indicator main board 3 Insert the loadcell cable...

Page 9: ...n if battery is incorrectly replaced Replace only with the same or equivalent type recommended by the manufacturer Dispose of used batteries according to the manufacturer s instructions ATTENTION Il y...

Page 10: ...ell connector are shown in Figure 1 3 Refer to Table 1 2 on page 9 for loadcell jumper configuration Figure 1 3 Loadcell Connector Table 1 1 Loadcell Connections Board Designaltion Description Pin Ele...

Page 11: ...the RS 232 terminal on the main board Communication terminal connections are shown in Figure 1 4 Refer to Table 1 10 and Table 1 11 on page 12 for COM2 jumpers Figure 1 4 RS 232 Connector Table 1 3 R...

Page 12: ...Connector ADP Table 1 7 Battery Power Input Connector BAT Designation Description Pin Electrical Level A RS 485 signal A 1 0 5 VDC B RS 485 signal B 2 0 5 VDC GND ground common 3 0 VDC Connected Pins...

Page 13: ...Jumpers Table 1 8 ADP Adapter Power Input Connector Table 1 9 Battery Power Input Connector Pin Definition In Out Power Electrical Level 1 Adapter input voltage Power input 12Vdc 10 5 15Vdc 0 5A 2 Ada...

Page 14: ...set to the desired configuration Table 1 10 JP8 Connector Table 1 11 RXD2 and TXD2 Jumper Connectors Connected Pins Function COM2 is used as RS 232 COM2 is used as RS 485 COM2 is not used COM2 is not...

Page 15: ...ust be routinely checked for proper operation and calibration Application and usage will determine the frequency of calibration required for safe operation Table 1 12 Cleaning DOs and DON Ts DO DO NOT...

Page 16: ...with rotary bracket 2 2 2 Outline Dimension l With bracket 10 31 x 8 46 x 3 45 262mm x 215mm x 85mm l Without bracket 8 66 x 6 30 x 3 07 220mm x 160mm x 78mm Figure 2 1 SBI 521Outline Drawing Model D...

Page 17: ...and backlight 2 4 1 Keypad l 6 push buttons 2 4 2 Environment 2 4 3 Load Cell Excitation Model Working Current SBI 521 100mA use battery no load cell no adaptor LED BRT is set to 2 SBI 521 45mA use b...

Page 18: ...ge for primary unit 100 100 000 division number will be limited by REGULA setting l Recommended Sensitivity 0 5uV display division 2 8 Accuracy 0 01 2 9 Approvals NTEP Class III certificate 11 119 2 1...

Page 19: ...detection window l Programmable auto power off time backlight working mode LCD version and adjustable LED brightness LED Version l Programmable hold function with peak weight holding and dynamic weigh...

Page 20: ...you must first enter the appropriate menu mode The front panel keys become directional navigators to move around in the menus See Table 3 3 for details 3 1 Front Panel The front panel incorporates th...

Page 21: ...LCD Liquid Crystal Display or a 7 digit LED display providing the weight and system information 3 2 1 LED The annunciators used with the LED model surround the display The annunciator will be lit went...

Page 22: ...ht is in the net mode and the tare weight is not 0 GROSS Indicates current weight is in the gross mode TARE Indicates current weight is in the tare mode Pcs indicates counting mode AC CHG Illuminates...

Page 23: ...mode and the tare weight is not 0 GROSS Indicates gross mode when arrow above GROSS is illuminated TARE Indicates tare mode when arrow above TARE is illuminated Pcs indicates counting mode When batte...

Page 24: ...ge to memory display times and total of accumulation Input data Press to enter data one will be added to the flashing digit Setup Menu selection mode To last item of current menu Weigh Press for less...

Page 25: ...scale is stable press the TARE key The indicator will show a net weight of zero and the NET annunciator will be illuminated Refer to Table 3 4 for tare limitations 3 4 5 Preset Tare Weight Enter a pr...

Page 26: ...conditions lb oz is not available Please refer the following tables Standard Weight on platform Data in TARE memory unit key function Tare key Zero key USA 0 no No action Zero yes Clear the tared weig...

Page 27: ...vailable 0 0005kg 0 0005kg 0 001 lb Not available 0 005kg 0 005kg 0 01 lb 0 2 oz 0 05kg 0 05kg 0 1 lb 2oz 0 5kg 0 5kg 1 lb Not available 5kg 5kg 10 lb Not available 50kg 50kg Not available Not availab...

Page 28: ...nd UNIT keys to input low weight number 7 Press the TARE key to confirm The LO annunciator will be displayed 7a After a reasonable limitation is set and compare is active one of annunciators HI OK LO...

Page 29: ...RO key to exit the piece weight mode and back to counting mode 6 When last stored piece weight is shown use PRINT N G UNIT key to input new piece weight 7 Press the SETUP key more than 3 seconds to in...

Page 30: ...tity number 5 Press the TARE key to confirm the entry The Lo annunciator will be shown on the display 5a After a reasonable limitation is set and compare is active one of annunciators HI OK LO will be...

Page 31: ...age weight data is shown use the PRINT N G UNIT keys to input new unit percentage weight 7 Press the HOLD key more than 3 seconds to input decimal point 8 Press the TARE key to confirm and save it 9 G...

Page 32: ...y to confirm The HI annunciator will be illuminated 4 After Low is shown 000000 will be displayed use the PRINT N G UNIT keys to input the low percentage number 5 Press the TARE key to confirm The LO...

Page 33: ...e When scale first enters this working mode it will display the largest positive number that is from the time of zero point set After entering this working mode scale will always catches and refresh p...

Page 34: ...rage data in USER HOLD AVG TIM then freeze and display the number Only the weight that is over USER OTHER NLD RNG can be frozen If the held weight is moved away and a new load is put on the scale the...

Page 35: ...annunciator will be illuminated 6 Press the ZERO key to exit and back to original working mode After a reasonable limitation is set and compare function is active one of annunciators HI OK LO will be...

Page 36: ...zero press the TOTAL key for 3 seconds The indicator will display accumulation times first and then display total of number NOTE l ZERO only be active when scale is stable and weight is in SAZSM sett...

Page 37: ...to display current date 5a Date display Format is dxx xx xx yy mm dd for LED Version xx xx xx yy mm dd for LCD Version 6 Press the DATA key for 3 seconds The first digit of the time will flash 7 Use t...

Page 38: ...ress TARE to select the TEST menu 4 Press the PRINT key to scroll to the DISP parameter 5 Press TARE to enter the test display mode and all segments will light at first 5a In this mode every press of...

Page 39: ...to last menu item 5 Press the ON OFF key to prepare to exit this mode 3 17 Serial Port1 2 COM1 2 Transmitting Test Before testing the transmitting function of COM1 or COM2 a cable is need to connect a...

Page 40: ...t you are in Setup Menu mode 4 2 Navigating the Setup Menu 1 Once in the Config menu use the NG TOTAL up arrow or PRINT FUNC down arrow key to move to the next available menu in the Setup Menu 2 Use t...

Page 41: ...T FUNC Scroll through available menus Choose a sub menu Make a change within the sub menu NG TOTAL Scroll through available menus Choose a sub menu Make a change within the sub menu UNIT DATA Choose a...

Page 42: ...e menus with the Config menu and the choices within those menus Refer to Table 4 2 for explanations of the menu choices CFG ON CFG OFF kg lb PRIM Ut 100 150 000 SECND N RESET No Yes none USA Canada Eu...

Page 43: ...a Europe PRIM N 100 100 000 3000 Primary full scale value If REGULA none the max is 10 000 PRIM D 0 0001 1 The division value under primary unit The division value under second unit is automatically d...

Page 44: ...zero point range 0 no limitation 1 100 calibration zero point 1 FS calibration zero point 100 FS If REGULA none the max is 10 IN IZSM WEIGHT WEIGHT Choose which weight as current initial zero point wh...

Page 45: ...ble counting function YES NO NO PERCNT NO NO Enable or disable percent weighing function 1 NO disable 2 100 enable and display format is 100 3 100 0 enable and display format is 100 0 4 100 00 enable...

Page 46: ...D OTHER HLD MOD AVG TIM STB TIM HLD TIM HLD RNG NONE PS PEAK NG PEAK TOGGLE AVERAG AUTO 1 60 3 AVG TIM 255 0 65535 0 255 NLD RNG CMD SRC A FF T A OFF MD LCD BLT SCAL ID 1 255 NONE COM 1 COM 2 COM1 2 0...

Page 47: ...bit OUT MOD CONT PRT CMD Select COM1 output mode 1 CONT continuously output PRINT 2 PRINT output after PRINT key is pressed CMD 3 CMD output after a request command is received PRT CMD 4 PRT CMD outp...

Page 48: ...ece weight Prompt is PIECE WT NO Accumu YES NO Enable or disable accumulation times and total Prompt is ACC N and TOTAL NO DATE YES NO Enable or disable date Prompt is DATE NO TIME YES NO Enable or di...

Page 49: ...MD 4 PRT CMD output after PRINT key pressed or request command received STABLE 5 STABLE output after scale is stable Note use PRINT or CMD to output data the scale must be stable LAYOUT MULTPL MULTPL...

Page 50: ...iece weight Prompt is PIECE WT NO accumU YES NO Enable or disable accumulation times and total Prompt is ACC N and TOTAL NO DATE YES NO Enable or disable date Prompt is DATE NO TIME YES NO Enable or d...

Page 51: ...o beep L LOW 2 L Low beep when lower than low limitation IN LMT 3 IN LMT beep when in range of low and high limitation O HIGH 4 O HIGH beep when over high limitation OUT LMT 5 OUT LMT beep when lower...

Page 52: ...frozen Press the HOLD key or HLD TIM time elapsed to exit this mode AUTO 6 AUTO Auto hold mode It is similar to AVERAG mode but if the one held load is removed and a new load that is over NLD RNG put...

Page 53: ...es In this period no operation or no weight change A OFF MD OFF OFF Auto off mode 1 OFF turn off indicator DSP TIM 2 DSP TIM display time DSP DAT 3 DSP DAT display date AC TIME 4 AC TIME turn off when...

Page 54: ...ro point calibration then go to CAL END to end only need where a zero shift has occured LINE CAL P0 Line calibration point0 Do zero point calibration This point can t be omitted CAL P1 Line calibratio...

Page 55: ...fer to Table 4 6 for explanations of the menu choices Table 4 6 TEST Menu Choices and Explanations CODE VOL DATE TIME VER COM2 TY MISC Submenu1 Remark CODE Display ADC s code this code can be after no...

Page 56: ...slide switch on the rear cover back to the left and replace the metal protective plate Refer to section 4 2 for location 3 Turn the indicator back on by pressing the ON key The display will go throug...

Page 57: ...scale 2 Press the TARE key to select zero point calibration 3 The ZERO will flash while capturing the zero point After getting reasonable data it automatically saves the change and exits to the weigh...

Page 58: ...on or go on next calibration point Use the PRINT or N G key to select yes or no 10 Press the TARE key to confirm 11 When first default standard weight is displayed after CAL P3 being shown The default...

Page 59: ...code as a reference zero and then display net code 5 Press TARE again to clear this reference and display gross code From the net code mode press the N G key to select net or gross code to display not...

Page 60: ...Press the TARE key to enter this mode and display the battery voltage 4 Press down the UNIT key until CAL 6V is shown 5 To adjust the voltage to 6V press the TARE key to confirm 6V calibration 6 When...

Page 61: ...ight measure cycle of the scale One second should be adequate for use as a time out value by remote controlling device 6 4 Transaction String The length of each item in a transition string l Reading d...

Page 62: ...yte 1 H1 Byte 2 H2 Byte 3 H3 Byte 4 H4 0 0 stable 0 not under capacity 00 compare disable 01 lower limit 10 ok 11 upper limit 00 normal weighing 01 count weighing 10 percent weighing 11 other mode 1 n...

Page 63: ...CR LF H1H2H3 H4 CR ETX under capacity LF U1U2 U3 U4U5 CR LF H1H2H3 H4 CR ETX zero point error Note U1U2 U3 U4U5 is 1 2 3 or 5 bytes according to current unit kg lb pcs lb oz LF P W1W2W3W4W5 DP W6 U1U...

Page 64: ...e press down the ON OFF key to turn off the scale Response Unrecognized command LF CR ETX Command Response ASCII HEX W CR 57 0d Read scale weight LF U1U2 U3U4U5 CR LF H1H2H3 H4 CR ETX over capacity LF...

Page 65: ...ocessed in indicator If you want to watch real time data you need to select fewer output contents and set higher baud rate for COM1 or 2 Example Layouts When USER OUT1 2 xxxx is set to YES USER COM2 E...

Page 66: ...Please contact with your local legal metrology organization 2 In this application Baud rate and byte format of COM2 is fixed to 9600bps and 8N1 SCALE ID 123456 GROSS 1234 55kg TARE 12 15kg NET 1222 40...

Page 67: ...to power off it outputs following content to COM2 STX OFF ETX CR LF 6 5 4 Communication when USER COM1 2 LAYOUT is set to 200S 200F Commands and response Command W CR 57h 0dh or P CR 50h 0dh request c...

Page 68: ...gross mode or within the zero range specified in the Setup Menu STX OK CR LF Command T CR 54h 0dh Response TARE function is activated simulate TARE key The indicator will not respond if the scale is...

Page 69: ...et to be established STX OK CR LF Command all others Response Unrecognized command STX CR LF Table 6 4 Summary of Command and Response Command Response ASCII HEX P CR W CR 50 0d 57 0d Read scale weigh...

Page 70: ...icator from being configured or calibrated under legal for trade conditions When set to legal for trade and sealed with a lead seal the indicator can only be configured and calibrated by authorized pe...

Page 71: ...fly show the number of times the configuration has been changed and saved up to 999 To Exit 1 Press the ON OFF key Exit is displayed 2 Press the TARE key to return to weigh mode 7 2 2 View Calibration...

Page 72: ...oting This chapter gives explanations on commonly seen errors display characters and display symbols 8 1 Display Characters ASCII LCD LED ASCII LCD LED ASCII LCD LED 0 A N 1 B O 2 C P 3 D Q 4 E R 5 F...

Page 73: ...L ON Calibration seal switch is on ON position CAL Er Calibration error maybe input data or loaded weight is incorrect unstable non linear CAL End End calibration OFF Power OFF the indicator STB ER Un...

Page 74: ...6 digit CAL Er Calibration error Input data or loaded weight is too small too big unstable non linear Input correct data load correct weight onto platform Service required PWT ER Piece weight is error...

Page 75: ...e TARE key once Display will show RESET 6 Press the PRINT key until the display shows PRIM N Table 9 1 Reference to Number of Divisions and Division Size 7 Press the TARE key once The display will sho...

Page 76: ...eighing mode 9 1 2 Loadcell Connection and Jumpers Table 9 2 Loadcell Jumper Connector JP3 Table 9 3 Loadcell Terminal Block typical Brecknell color code Figure 9 1 Loadcell Connector Connected Pins F...

Page 77: ...SBI521 Service Manual 75 4 wire jumper configuration Figure 9 2 Loadcell Jumper Location...

Page 78: ...g the reasonable zero point data the zero weight will become steady Proceed to the next step 8 When first default standard weight is display after CAL P1 being shown The default standard weight is 100...

Page 79: ...default standard weight is 100 of full scale Use the HOLD PRINT N G UNIT keys to input the value of the loaded weight more than 10 of full scale weight and larger than the weight used on CAL P2 onto...

Page 80: ...firm your setting The display will show IZSM 13 Press the PRINT FUNC key and the display will show IN IZSM 14 Press the TARE key and toggle by using the PRINT FUNC key until LAST Z T is shown on the d...

Page 81: ......

Page 82: ...38 8702 Fax 507 238 8271 Email sales brecknellscales com http www brecknellscales com Brecknell UK Foundry Lane Smethwick West Midlands England B66 2LP Tel 44 0 8452 46 6717 Fax 44 0 8452 46 6718 Emai...

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