MWP User manual
Contents
1. 7 4 1 4 Over load alarm 8 4 2 Counting mode 8 4 3 Percentage mode 9 5 PARAMETER SET UP 10 5 1 Calibration 11 5 2 To choose the initial unit while turning on 12 5 3 To choose the UNIT you need 13 5 4 To choose the time of AUTO OFF 14 5 5 To choose output transmission method 15 5 6 Baud rate setting for RS232 interface 16 5 7 To choose the range of stability 17 5 8 To choose the Zero display range 18 5 9 To choose the Zero Recovery display range 19 5 10 To choose the auto average in sampling on counting mode 20 5 11 To choose Backlight mode 21 6 AUTO CALIBERATION 22 7 RECOVERY OF THE DEFAULT VALUES FROM MEMORY 22 8 ERROR MESSAGES 22 9 SPECIFICATION OF RS 232 INTERFACE 23 10 CONVERSION UNITS TABLE FOR WEIGHTS 25 11 TABLE LIST FOR FULL CAPACITY 22. divisions press emer key to confirm Press key to return to last menu or exit Factory setting 2 5 10 To choose the auto average in sampling on counting mode Please x key to select the auto average Yes or No Then press Key to confirm Press key to return to last menu or exit Factory setting YES 5 11 To choose Backlight Mode Please A v key to select the backlight mode 1 2 3 can be chosen Then press Key to confirm Press key to return to last menu or exit Factory setting bl l bl 1 Auto backlight bl 2 Backlight will always be on bl 3 No backlight 21 6 AUTO CALIBRATION Press the Erter key for about 3 seconds The display will show the Calibration weight value Put the same weight on the pan When the CAL symbol disappears the calibration procedure is finished 7 RECOVERY OF THE DEFAULT VALUES FROM MEMORY During in weighing mode hold down the key for 3 seconds The scale will come back with a default calibration values 8 ERROR MESSAGES During self test the scale verifies operation and the load cell Error messages are E E 2 E 5 L messages These messages may also be shown if the pan is not installed correctly or the environment is not suitable Contact your dealer for assistance E1 gt EPROM data lost gt Re calibrate E2 gt Loaded when scale is
3. 5 19 TECHNICAL DATA 26 1 INTRODUCTION The scale is very simple to use and are applicable for general weighing The user can also use the parts counting and percent weighing functions for special applications Special functions are available for weighing in up to 8 different units of weight For safe and dependable operation of this scale please comply with the following safety precautions Verify that the input voltage printed on the AC Adapter and the plug type matches the local AC power supply Make sure that the power cord does not pose a potential obstacle or tripping hazard Disconnect the scale from the power supply when cleaning the scale Do not operate the scale in hazardous or unstable environments Do not immerse the scale in water or other liquids Do not drop loads on the platform Use only approved accessories and peripherals as available Operate the scale only under ambient conditions specified in these instructions Service should be performed by authorized personnel only It must not be bump against other items or overloaded with excessively heavy weights The load must not exceed the maximum capacity of the balance 2 INSTALLATION 2 1 Unpacking Unpack and verify that the following components have been included Scale Steel pan Instruction Manual AC Adapter CD ROM for the scale with USB interface only USB Cable for the s
4. INDUSTRIAL WEIGHING SOLUTION MWP series High Precision Balance E z te o Sr ET 2 t JIVnNVAN S YSNMO 1 INTRODUCTION 1 2 INSTALLATION 2 2 1 Unpacking 2 2 2 Illustration of the installation for plastic shield 2 2 3 Selecting the Location 3 2 4 Leveling the scale 3 2 5 Connecting Power 3 2 5 1 AC power 3 2 5 8 Battery power 4 2 6 Initial Calibration 4 3 OVERVIEW OF DISPLAY INDICATORS AND KEYBOARD FUNCTIONS 5 3 1 Display SymbolSs 5 3 2 Keyboard Functions 6 4 OPERATIONS 7 4 1 Weighing mode 7 4 1 1 Units Selection 7 4 1 2 Zero Function 7 4 1 3 Tare Function
5. S 1 ct MET CARAT 1 Ib AVOIRDUPOIS POUND 1 oz AVOIRDUPOIS OUNCE 1 GN GRAIN U K 1 ozt TROY OUNCE 1 dwt PENNYWEIGHT 1 t1 T TAEL TWN 0 1999694 g 453 59237 g 28 349523125g 0 06479891 g 31 1034768 g 1 55517384 g 37 799375 g 11 TABLE LIST FOR FULL CAPACITY 150g X 300g x 600g x 1500gX 3000gx 0 005g 0 01g 0 019 0 05g 0 1g g 150 045 300 09 600 18 1500 45 3000 9 ct 750 18 1500 45 3000 9 7501 8 15004 5 lb 0 33018 0 66045 1 3009 3 3018 6 6045 oz 5 2018 10 5045 21 009 52 018 100 045 25 GN 2300 9 4601 8 9204 5 23009 46018 ozt 4 8018 9 6045 19 009 48 018 96 045 dwt 96 045 190 09 380 18 960 45 1900 9 T 4 0018 8 0045 16 009 40 018 80 045 12 TECHNICAL DATA Capacity x Readabilit 150X 300x 600x 1500x 3000x 300x 600x 1200x 3000x pacity Y 0 0059 0 019 02g 0 059 0 19 0 0059 0 019 0 029 0 05g Maximum 1 30000 1 30000 1 30000 1 30000 1 30000 1 60000 1 60000 1 60000 1 60000 Displayed Resolution i i ABS plastic stainless steel platform Full capacity 2 of full capacity Weighing Units G ct Ib oz GN oz t dwt tl T Application Modes Weighing Counting and percentage Display 6 digits LCD 40X95mm with auto backlight 2 seconds Operating Temperature 0 to 40 C 32 to 104 F Humidity Range 90 relative humidity non condensing Pai
6. cale with USB interface only Five pieces of wind shield Save the packaging material This packaging ensures the best possible protection for the storage or transport of the product 2 2 ILLUSTRATION OF THE INSTALLATION FOR PLASTIC SHIELD 2 3 Selecting the Location Operate the scale on a firm level surface Avoid locations with rapid temperature changes excessive dust moisture air currents vibrations electromagnetic fields heat or direct sunlight 2 4 Leveling the scale Adjust the leveling feet until the bubble is centered in the circle of the level indicator located on the front panel NOTE Ensure that the scale is level each time its location is changed 2 5 Connecting Power 2 5 1 AC Power Verify that the intended AC power source matches the AC adapter rating Connect the supplied AC adapter to the power input receptacle at the back of the scale Plug the AC adapter into a properly grounded power outlet 2 5 2 Battery Power The battery will begin charging with the AC adapter connected accordingly An LED indicator below and to the left of the scale shows the status of battery charging Green battery is fully charged Yellow battery is partially charged and charging Red battery is nearly discharged When AC power is not available the scale will operate on the internal rechargeable battery The scale will automatically switch to battery operation if there is a power failure or the power cord is rem
7. d showing the weight values put the mass on scale While scale is stable the scale will return back to weighing mode The calibration procedure is finished NOTE Mass Value Any over full calibration X 10 weight of key in value is acceptable to calibrate Suggestion Generally If the calibrated weight is over half load capacity or full load capacity it will be good for getting the precise accuracy Another method for auto calibration please see the section 6 AUTO CALIBRATION During in calibration procedure you can press the Esc key to exit calibration function 5 2 To choose the initial unit while turning on Please press or a v key to select the unit then press key to confirm Press key to return to last menu or exit Factory setting 9 Int U Bev 5 3 To choose the UNIT you need Total 8 units you can choose some of them you need to use Press Uni 4 d v key to move the units press lt J key to choose ON or OFF and press eme key to confirm Press key to return to last menu or exit Factory setting total 8 units are on 5 4 To choose the time of AUTO OFF Press i v je to select the time of auto off i e no 2 5 or 8 minutes then press key to confirm Press key to return to last menu or exit Factory setting no 5 5 To choose output transmission method Press 4 x key to select stable transmit pross Enter key to confirm Press ke
8. er AC Adapter 12V DC 500mA amp Internal rechargeable lead acid battery Automatic external Battery life 80 hours continuous use with 12 hours recharging time RS 232 or USB output Option 150g 600g 116mm round Pan Size 1200g 3000g 124X144mm square Scale Dimensions 200X80X250mm WxHxD 26
9. nto the pan and press the key to sample at the same time the symbol Mode flash after several seconds the symbol Mode disappears and the buzzer sounds the sampling procedure is finished and you can start to use the percentage function When the value of the sample is smaller than 0 2d the display will show or It means that the sample is too small larger parts should be put on NOTE When you finish the procedures of selecting the sample size in the counting mode or percentage mode press the key to change back to the weighing mode Press the key to return to counting or percentage mode The scale will memorize the previous data automatically so that you can continue to count parts or weigh in percentage The memory of sampling size data will be cleared automatically when the two modes of counting and percentage switch reciprocally 5 PARAMETER SET UP e T LO T LO AEE n and the display shows CAL The functions will change by D ressin lt J gt key The functions are Press key to enter SETUP PARAMETER mode during in weighing mode p 5 1 Span Calibration When the display shows CAL press the Ener key to enter Auto calibration CAL Z 303 05 Please ue 4 J v and lt key to key in the mass values which you are going to calibrate then press Ene key to confirm the value When the display is flashing an
10. oved Low battery charge is indicated by the t annunciator Before using the scale for the first time the internal rechargeable battery should be fully charged for up to 12 hours A fully charged battery can operate the scale for approximately 80 hours independent of AC power The battery is protected against overcharging and the scale can remain connected to the AC power line NOTE The battery must be recharged every 3 months if the scale is not used for a long time Dispose of the lead acid battery according to local laws and regulations 2 6 Initial Calibration When the scale is operated for the first time a Span Calibration is recommended to ensure accurate weighing results Before performing the calibration be sure to have the appropriate calibration weights Refer to Section 5 1 for Span Calibration procedures and Section 6 for AUTO CALIBRATION 3 OVERVIEW OF DISPLAY INDICATORS AND KEYBOARD FUNCTIONS 3 1 Display Symbols 8 9 10 t t Useq4p key to change press Enter press Esc V gt ey r r IS lt g pcs Ibozct 41 kgdwt ZI So Soleo KL No KLN GN Zero Tare Stable Mode Setup CAL rJ 6 CAL Is displayed when the scale in Calibration Mode EX Use key to change Used to prompt the user while navigating through the menu system menu item displayed is selected Press Esc Used as a prompt to the user to press the Esc key to return to last menu or exi
11. t Setup Mode nee ats b SYEnds oz Ounces GN Grain Ounces troy Pennyweight Tael Parts counting Percent weighing Temperature 0 1 Symbols for weighing units and modes include ct 1 3 2 Keyboard Functions 23 e 4 o o oO O e c o S o E m Ub ON OFF switch Function key to choose weighing counting percentage Unit selection 8 units are available Sample key to set the unit weight of sample Tare key to deduct the container weight Zero key press this key the weight will become 0 Confirmation key and print key Selects various menus Return to last menu or exit Setup Mode Travels to the left through menus Travels to the right through menus Travels up through menus Travels down through menus 4 OPERATIONS Press the key for power on the scale will be on the weighing mode using the initial units of weight selected 4 1 WEIGHING MODE 4 1 1 Units selection Press the key to choose the weighing units and the display will be changed to the new value with the units shown There are up to 8 units of weight that can be enabled 4 1 2 Zero Function If the zero shifts during operation press the key to set it to zero The Zero function is only active over 2 of full capacity 4 1 3 Tare Function Tare weight is the weight of a container and can be subtracted by placing an empty container on
12. the scale When the display is stable press the key The display will become zero and the display will have a tare indication Cancel the tare function by pressing the key with no weight on the scale Tare range is the full capacity of the scale 4 1 4 Over load alarm When the weight on the scale is more than Max capacity the display shows OL at the same time the buzzer sounds Please take off the weight at once Otherwise the scale will be easily damaged 4 2 COUNTING MODE The scale will count parts by weighing a preset number of samples and setting the display to show the number Then as more samples are added the display will increase If necessary place a container on the scale 4 Jess key before beginning After selecting parts counting with the key press the or v key to select the sample size 10 20 50 100 pcs Put the sample number same as selected on the scale and press key When the symbol C disappears the sampling procedure is finished and you can start to use the counting function If the unit weight is too small less than 0 2 of a scale division the display will show or pcs It would be best to use larger parts or to use ten times as many parts as required and reduce the displayed values to 1 10th 4 3 Percentage 96 mode After selection Weighing with the key press the or key to choose either 100 096 100 0096 Put the item to be considered 10096 o
13. turning ON gt Unload the load and turn the scale on Loaded when tray is not in proper position gt Unload the load and turn the scale on 22 Load cell zero value is out of range Re calibrate Load cell damage Change load cell OL gt Overload 9 SPECIFICATION OF OUTPUT INTERFACE Mode EIA RS 232 C s UART signal or USB signal Format Baud rate 2400 BPS 4800 BPS Data bits 7 BITS Parity bit 1 EVEN Stop bit 1 BIT Code ASCII RS 232 connector is a 9 pin D subminiature socket Input Pin 2 Output Pin 3 Signal Ground Pin 5 iy e g d e Starting bit LSB data bit MSB Parity bit Stop bit DATA FORMAT HEAD1 HEAD2 DATA UNIT CR 12 3 45 6 7891011121314 15161718 1920 HEAD1 2 BYTES HEAD2 2BYTES OL Overload NT NET Mode ST Display is Stable GS Gross Weight 23 US Display is Unstable DATA 8BYTES 2D HEX MINUS 20 HEX SPACE 2E HEX DECIMALPOINT UNIT 4BYTE g 20 HEX 20 HEX 20 HEX 67 HEX Ib 20 HEX 20 HEX 6c HEX 62 HEX TI T 74 HEX 6C HEX 2E HEX 54 HEX Transmit Example EX 0 876g when it is stable and net value as HEAD HEAD DATA UNIT CR ST NT 0 876 g OD 0A EX 1 568lb when it is unstable and net value as HEAD HEAD DATA UNIT CR US NT 1 568 Ib OD 0A EX 15 24tl T when it is stable and net value as HEAD HEAD DATA UNIT CR ST NT 415 24 T OD OA 24 10 CONVERSION UNITS TABLE FOR WEIGHT
14. y to return to last menu or exit Factory setting close CX Enter X ex Stb ZX x Fb Z exo 56E c9 xo d 5P rr CLOSE zoutput disabled stb Stable transmit tb Transmit by pressing key ser Series transmit disp Transmit the display data 5 6 Baud rate setting for RS232 interface Usel 4 v key to select the baud rate you need 1200 2400 4800 9600 Press key to confirm Press key to return to last menu or exit Factory setting 2400 FI Esc m yO C3 L go jg 5 RP oe 5 7 To choose the range of stability Press a x key to select the range of stability from 1 to 15 Then press key to confirm Press key to return to last menu or exit The bigger the figures you choose the quicker the stability of display will be got Factory setting 05 F 185 gt rid Z LF 108 Z FS F 104 C3 im 5 8 To choose the Zero display range Press a v key to select the zero display range from 0 to 3 Divisions then press key to confirm Press Esc key to return to last menu or exit Factory setting 1 Zaj 3o ZA gt 2Ero3 Cg gt 5 9 To choose the Zero Recovery display range Press 4 v key to select the display range of zero recovery from 0 to 3
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