LP7510 Weighing indicator
Contents
1. 4mA 2 If Press t show out 5 Pres show out 20 the output current should be 20mA 3 Adjust the current for example adjust to out 20 the output current should be 12mA if not 12mA Press Zero key or Net gross key to adjust the current to 12mA 2 5 Relay output signal function The indicator can output 4 signal connect with the outside equipment the indicator can perform automatic control function and upper limit and lower limit alarm function Perform the 4 kinds function through setting C33 4 signals As below Output port Close output function No output signal Close output function No output signal C33 0 Close output function No output signal Close output function No output signal Out1 Open overload control function Output overload control signal C33 1 control signal control signal 7 we zm signal signal signal C33 2 Out3 OUT1 OUT2 close When OUT1 OUT2 connect will output alarm signal connect with buzzer Weight gt C13 disconnect stop Preserved no function C33 3 Preserved no function For example Check weigher application Connect indicator with yellow green red 3 lights Yellow light on when overload if ok the green light on If underload red light on And can connect with buzzer There would be alarm remind when overload C33 2 Feeding control application For hopper scales The target is between is 50 500kg the Output card can perform op2. Covert between kg and Ib 1 Accumulation 2 work together with Print to perform Accumulation l The accumulation function and check the accumulation result ON Foweromer Press 2 seconds to power on or power off 3 2 Power on amp off Press OFF 2 seconds to power on or power off after power on the indicator show 000000 999999 After self inspection It go to the weighing mode Pls check it whether 6 bits LED LCD display and the status light is good or not 3 3 Zero operation 1 Initial zero setting When power on the indicator if the weight on the scale is within the initial zero tolerance indicator show zero automatically 2 Manually Zero setting When the scales is stable and not the negative display you can zero the weight within tolerance by press zero keys 3 4 Tare operation 12 Press TARE key the gross weight is tared indicator show the Net weight the Net tared status light is on At tare mode Press TARE key clear the tare weight the indicator will show the gross weight 3 5 Accumulation operation At Zero mode load weight till stable Press total go to accumulation mode Total light on display n 001 and then display loaded weight unload the weight back to zero load the second weight again till stable Press total display n002 then display the second loaded weight Repeat it agin and again maximum 999 times Check the accumula
3. LP7510 Weighing indicator USER MANUAL LP7510 Weighing Indicator wa Gross Net Tared Total Edition 10052001A ZA Safety Instruction For safety operation pls follow the safety instruction A WARNING Setting Calibration Inspection and Maintain of the indicator is prohibited by Non professional staff A WARNING Pls make sure the weighing display have good ground in using A WARNING The indicator is the static and sensitive equipment cut off the power during electrical connections internal components touched by hand is prohibited and please take the measure of anti static LIST dls e afe lea da 1 1 1 Main function sse eee eee eee 1 1 2 Technical parameter ivonne ai 1 E A E TTT 2 1 4 Battery instruction Re ee AR RA ee RR ee ee ee ee 3 2 Installation and calibratiON eie ee eee 4 2 1 Power supply connection sse eee eee eee ee eee eee eee eee 4 2 2 Loadcell cGonnechion sss sees eee eee eee 4 2 3 COMMUNCATION interface sse eee eee eee 5 A sid N RE EG N N EE OE PAC OOO AEE 6 2 5 Relay output signal st te ee De ik De Ee Pel 6 3 Basic operation seene eee eee 9 Sel Gere e EE RE EE RE 9 3 2 POWED lo PE 11 gid Zero TUNCUON ses de Ee Gee ee Ge Ee Ee de Ee Ee Oe ed ie ese Ee es Ee 11 3 4 Tare function ese eee 11 3 5 Total TunCHOR ul ie ee oe Be Re 11 3 6 PrintiUnGt el EE 13 3 7 Hold funCHON esse esse eee 13 4 Calibart
4. PLUG disconnect AGGA GK signal cable Sewe Teena PCS 29 PACKING
5. 5 10 20 50 press or w C03 5 Select required graduation example graduation 5 C03 5 press t C04 Max capacity press 4 0100 00 press T orw 4 0100 00 example max weighing 100kg 0100 00 press t C05 Zero calibration press 4 C05 0 Option press T C05 1 0 no need zero calibration press lt CAL 9 1 need zero calibration Sea calibration zero please choose 1 and 0000 00 ensure scale is empty and stable light is on Ensure zero calibration countdown Till show 0 00 example for two decimal point press t CO6 calibration press CO6 0 option 0 No need calibration press T or C06 1 1 need calibration Load weights on scales press SPAN according to max capacity 0100 00 Suggest close to the max capacity at least 10 of max capacity press T or 0080 00 press lt CAL 9 For example the weights is No 80kg 0080 00 As bellows CAL End Input the 0080 00 count down 16 then indicator shows 0080 00 calibration is over If you want to set application function parameter Press PRINT if you want to exit press TOTAL press lt 8 press lt press T or w C07 07 07 0 1 Default parameters setting option 0 non restore default parameters 1 restore default parameters Note after the above parameters setting finish please do not set default parameters to avoi
6. Overload range option 00 close overload range 01d 99d remark d division Negative display C25 Option 0 9d Negative display 10 10 max capacity range 20 20 max capacity 50 50 max capacity 100 100 max capacity Standstill time C26 Option Standstill time 0 quick 1 medium 2 slow C27 Standstill range Option 1 1d 2 2d 5 5d D division 10 10d 20 Digital filter C28 option 0 close dynamic filter Dynamic filter 1 1 digital filter strength Instruction 2 2 digital filter strength Dynamic filter is 3 3 digital filter strength collecting the data 4 4 digital filter strength filter before loaded 5 5 digital filter strength weight stable 6 6 digital filter strength When loaded Note Pls setting dynamic filter weight easily strength carefully the No is shaking for bigger more stable if the example animal loaded weight shake not too you can set this much The setting is less than 3 filter to make weight display more stable C29 option O close noise filter Noise filter 1 1 digital filter strength 2 2 digital filter strength 3 3 digital filter strength C30 C30 0 yy mm dd Print time and date C30 1 mm dd yy C30 2 dd mm yy C30 3 yy mm dd Analog output C31 output type C31 0 0 5Vouput setting C31 1 4 20mA output 4 20mA current C32 calibrate Refer to 2 5 calibrate current Relay output C33 Relay output C33 0 close relay output setting C33 1 Ope
7. R G W N W Read gross weight or net weight Kg lb Kg lb conversion Check gross weight at net weight mode R command receive data format Ser EIE LIE IE IE IE Start Transmission Weight Data Space Carriage Return Polarity Units Gross Net Line Por A Ib pound GR Gross Feed eae gt i kg kilogram NT Net Negative pes pieces 5 4 Print format ID NO 004 Serial No Date XX XX XX yy mm dd Time XX XX XX hh mm ss GROSS 8 88kg gross weight TARE 2 88kg tare NET 6 00kg net weight 5 5 PC or Second display continuous sending format 576 20 AE DE IE Gross Net G Gross N Net Start Transmission Weight Data Carriage Return Polarity SPR E Positive Units Negative 5 L pound ae K kilogram T Valid anid gt val PCS pieces Ma Motion O Over under range 25 6 Maintenance 6 1 Regular error and solution ERROR REASON SOLUMON UUUUUU ERR1 ERR2 ERR3 1 Overload 2 wrong connection with load cell 3 load cell has quality problem 1 calibration is no good 2 wrong connection 3 load cell has quality problem During calibration not input the weights or the weight is overload During calibration the weights is below than Min required weights During calibration the input signal is negative 1 reduce the weight 2 check load cell connection 3 inspection load c
8. d the original setting parameters is lost 4 3 Application function parameters setting chart Setting r Function koi parameters setting and instruction l C08 Options 0 close warning tone KRS warnin 1 open warning tone tone 9 ep 9 tone option O close auto power off 10 power off automatically if no l c09 change within 10 minute Automatic A ance ati Automatic 30 power off automatically if no power off change within 30 minute 60 power off automatically if no change within 60 minute LED Version C10 option O close power saving setting Power saving setting Power saving setting 3 close display if no change within 3min 5 Close display if no change within 5 min LCD Version 17 0 Close he backlight 1 backlight when the weight change or press the keyboard 2 constant backlight option O close hold function 1 Peak hold 2 Data Hold c11 Instruction Hold Peak hold it shows the max data Hold mode Rz function mainly application for materials testing such as tension and pulling force Date hold it shows current weight value Mainly application for animal weighing C12 Kg lb Kg lb C12 0 stop kg lb conversion conversion conversion C12 1 kg lb conversion is ok C13 Upper lower Upper limit You can set it within the max capacity limit limit alarm alarm value C14 Lower limit alarm value Inner Code C15 display Check inne
9. e 30 30mV DC Excitation circuit 5 VDC 4 wire connection Maximum connect 6 load cell of 3500 AC power AC100 250V Operation temperature 10 C 40 C Operation humidity lt 90 RH Storage temperature 40 C 70 C 1 3 Outline mm 1 4 Battery instruction 1 when you use the internal battery first time you should charge the battery fully to prevent low voltage resulted from self leakage of battery 2 when the battery light is on means low battery pls charge it in time 3 the light turns to yellow during charging 4 when the light turns to green means fully charged 5 if battery is not used for long time take it out to avoid the leakage 6 In order to keep the battery in best using condition it is suggest that you fully discharge the battery every month the method is that using the indicator till it is automatically power off 2 Installation and calibration 2 1 Power supply connection The indicator is powered by adapter you plug the adapter directly into the DC pin at the back cover the indicator is ok 2 2 Connection of load cell and indicator The indicator can connect with 6 load cell of 3500 at most 4 wire or 6 wire load cell both ok There are two methods connection between load cell and indicator A quick disconnect as below B Terminal trip connection inner connection 1 the exciting voltage for the load cell is 5VDC the largest output current 120mA max
10. ell Check the input and output 1 check scale is resisted or not foot is kept level or not 2 check load cell connection 3 checking load cell check input and output resistance to judge it is good or not Input the correct weights The calibration weights Minimum is 10 of Max cap Recommend 60 80 of Max check the connection is correct check problem recalibration if still wrong change the PCB load cell is no ERRA During calibration the After the platform is stable start signal is unstable calibration 6 2 Daily maintain 1 Protect the indicator from strong sunlight to prolong the using life 2 Good connection between load cell and indicator Far from away from strong electric field magnetic field 3 Power off the indicator when lightning 4 Power off the indicator firstly before plug and unplug 6 3 Restore default parameter Enter to calibration Set CO7 1 Press PRINT then press TOTAL to exit saving setting All parameter will back to default Note Pls do not restore default parameter easily if you are not professional staff or not yet calibrate the scales Default parameter Parameter instruction Defaut Cos Capacity calibration o G07 Restoredefaut o 008 Cog Power off automaticaly o cio Powersavingmode o e rst o cre Seralinterece aT 28 6 4 Packing list Packing list Weighi indicator e rese Ps 5 Tanna Tr0s
11. en and close feeding valve Parameter setting C13 500kg C14 50kg C13 500kg upper limit close feeding valve C14 50kg lower limit open feeding valve Connection 1 Connect directly control machine pls connect OUT 4 suggest connect another manually switch as the stop switch in emergency 2 indicator output signal will influence the ON OFF switch to control machine OUT 2 ON OUT 1 OFF OUT 3 connect buzzer alarm remind when start and stop Instruction when the weight over 500kg OUT 1 OU3 instant connection and break off OUT 4 break off when weight under 50kg OUT 2 OUT3 instant connection and break off OUT 4 constant connection PUDO Inner connection pin definitions 230o O DMM HH D D FI 01 01 02 02 03 03 04 04 3 Basic operation 3 1 keypad Lp7510 Weighing Indicator ON oc Tt lou a c kd aro ka JPF r gt ch a K T A pa LP7510 Weighing Indicator mm Gross Net Tared Total pcs poka a S O 10 ee jem oo jom oo mae WWE rare Moes SS OE e Jee ee PCS Show the counting status TOTAL Go to accumulation mode Keys function 1 work with ZERO TARE ON OFF key Print to perform many functions 2 Print Be ae Zero the weight within tolerance Zero At GW mode get the tare weight At N W Tare mode clear the tare get the GW At NW mode check the GW after 3 Gross weight seconds back to N W automatically Counting operation Counting a Kg lb convert
12. ighing mode 4 If you want to weigh different goods at weighing mode put the sample on the platform scales press Count the indicator show 0 Press Count hold it and then press ON OFF the indicator show PCS 0 press Zero input the sample quantity press Print to confirm it Then repeat the step 2 and 3 4 Calibration and Parameter setting 4 1 Enter setting There have two methods to enter the setting menu 1 when the switch CAL is off press the PRINT hold it and then press HOLD enter C08 39 setting 2 Take out the sealing screw on the back of indicator then press CAL at the SPAN position as below press PRINT hold it and then press TOTAL key enter C01 C39 setting 14 Loadce L Span S232 The key functions in setting Enter T a Dom Lan C Power switch exit setting 4 2 Step of calibration operation According to the second method which can enter setting menu C01 C39 step Method of operation display Remark 1 C01 After you enter calibration mode it display C01 2 press C01 1 Weight unit option 1 kg 2 lb 3 press lt C02 Set decimal digits press lt C02 0 option 0 1 2 3 4 press T or C02 2 Select decimal digit 15 example two decimal point C02 2 press t C03 Set graduation press C03 1 option 1 2
13. imum connect 6 pcs 3500 load cell 2 Load cell or the signal cable for the junction box is connected with 5 bit Terminal trip J5 on the circuit board of weighing indicator 3 Open Weighing indicator back cover insert signal cable to the terminal trip J5 and make sure the screw is fixed tightly the connection as below Weighing display Load cell EXC voltage IN output signal HD Shielded wire IN output signal EXC IN HD IN EXC EXC voltage 2 3 Communication interface RS232 DB9 Pin or 3 Pin DB9 definition Pin function and definition as bellows TXD Sending data Note if RS485 The connection pin is 2 and 5 pin 3 Pin definition TXD RXD GND Inner connection TXD RXD GND A B Pin definitions pne o Definitions Function TXD Sending data 2 4 4 20mA output Technical parameters Resolutions 1 1000 Outside Load 100 3500 Connection 1 Inside connection 4 20mA load input port connect with I of J2 Ground port connect with GND of J2 2 Outside connection 4 20mA load input port connect with 1 pin of D89 Ground port connect with 6 pin of DB9 Testing Connect the 2500 to the 4 20mA adjust the multimeter to the current stalls the red pan connect the loading port and the black pan connect GNP to test the output current Calibration 1 Press Print and Total go to C32 show out 4 the output current should be
14. ion and Technical parameter setting 1 2111111111111211 13 4 1 Enter calibartion eeeee eee ee aaa aaa aaa aaa awanse gee ee ee 13 4 2 Calla raid 14 4 3 Technical parameter Sering eee ee ee eee eee 16 ehrel A A EE 22 5 1 Second display continuous output sese eee Re Re RA 22 5 2 Conputer Continous output ese ee ee eee eee 22 5 3 Serial interface receive PC Command eee eee ee ee 23 5 4 Print output format ees ee aaa aaa Re Re ee nino 24 5 5 PC Second display continuous output format 11 1111 24 Os MAUNA ER EE EN 25 6 1 Toubleshooting for COMMON problems sss sees ee eee ee 25 6 2 Daily MAINTENANCE nininini KS Ee Ge GESOG GEED Sk Ee GE BU eeu ee Ee ee 26 6 3 Default parameter reCOVETY eee eee eee eee eee 26 6 4 Packing l T 29 1 Instruction This weighing indicator is designed for bench scale Floor scale the basic weighing function include Hold Print kg lb conversion optional I O 4 20mA output 1 1 Main function Weighing function Zero tare GW N W accumulation printing animal weighing kg lb convert Overload remind Print format S N GW N W Tare Date Time Options Pinter RS232 RS485 serial interface or second display VO 4 20mA 1 2 technical parameter Accuracy class 6000 e Resolution display 30 000 ADC 2 000 000 Zero stability error TKo lt 0 1uV K Span stability error TKspn lt 6 ppm K Sensitivity internal 0 3 uV d Input voltag
15. n relay output function 1 C3 2 Open relay output function2 C33 3 Preserved menu 21 Muti communication add C34 Communication add C34 0 99 Add Code Wireless C35 C35 0 99 signal communication Gravity of C36 C36 9 7000 9 9999 calibration location Gravity of C37 C37 9 7000 9 9999 destination Version No C38 Preserved menu C39 22 5 Output format 5 1 Second display continuous sending format Output continuous format S S S S T WjWjW X X X XI XI XI X XY XY XY XY X X A B C Bits0 1 2 Decimal point position ETE i ES 0 000 9 0600 000000 60500 x oe E AA E A Ee dl gross 0 net 1 Symbol positive 0 negative 1 Overload or under zero 1 dynamic 1 unit lb 0 kg 1 Constant 1 Constant 0 23 State C CR LF EG LH S1 S2 S3 Data S4 S1 weight status ST standstill US not standstill OL overload S2 weight mode GS gross mode NT net mode S3 weight of positive and negative or S4 kg or Ib Data weight value including decimal point CR carriage return LF line feed 5 3 Serial interface reception command RS232COM serial interface can receive simple ASCII command Command word and role as follows commana nane ma o ZERO Zero gross weight 24 O P PRINT Print the weight O
16. r enter C15 to check the inner code code C16 Enter C16 you can set the date Date from left to right year month da Date and time q 4 C17 Enter C17 you can set the time from Time left to right hour min sec C18 option 0 Close serial interface data Communication c a output Serial interface setting 1 Continuous sending connect data output method second display 18 2 Print method connect printer 3 Command request method connect computer 4 PC continues sending format connect computer 5 PC second display continuous sending format C19 option Baud rate 0 1200 1 2400 2 4800 3 9600 Option 0 close manually zero setting C20 1 1 max capaeily 2 2 max capacity Manually zero ago 4 4 max capa 10 10 max capacity 20 20 max capacity Gaia 100 100 max capacity option 0 no initial zero setting 1 1 max capacity C21 2 1 max capacity Initial zero range 5 1 max capacity 10 1 max capacity 20 1 max capacity Zero tracking C22 Automatically zero tracking range Options 0 close zero tracking 0 5 0 5d 1 0 1 0d 2 0 2 0d 3 0 3 0d 4 0 4 0d 5 0 5 0d Note 1 d division 2 the zero tracking range can 19 not bigger than manual zero range C23 Automatically zero tracking time Options 0 close zero tracking time 1 1 second 2 2 seconds 3 3 seconds Overload range C24
17. tion Press ON OFF key and hold it then press TOTAL key display n it is the accumulating times then show total weight there are 8 digits totally It shows the first 4 digits then the last 4 digits For example the first 4 digits is 0012 the last 4 digits is 34 56 It means the actual weight is 1234 56 EXIT the accumulation function When the indicator show the last 4 digits CJ hold it the indicator show clr n it means don t clear the total Weight Press PRINT key to exit it if you want to clear total weight Press ZERO or TARE key clrn change to clry it means clear total weight then Press PRINT to clear the total weight and exit accumulating mode 3 6 Print If the weighing is stable after connect with printer press PRINT can print the weight Note at tare mode print with tare if negative weight can not print Set C30 for time format 13 3 7 Hold There are two different hold function Peak hold function and data hold function And the setting is different accordingly C11 3 Automatic hold function C11 0 close hold function 3 8 COUNT 1 At weighing mode load the weights on the platform scales Press Count the indicator show PCS 0 press Zero key input the quantity press Print to confirm it 2 Load the goods on the platform scales then the indicator will show the quantity 3 Press Count back to we
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