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1. 20 of the full capacity the read zero function is obsolete 4 2 TARING Zero the scale by pressing the ZERO ENTER key if necessary The zero indicator will be on Place a container on the platform A value for its weight will be displayed Press the TARE key to tare the scale The weight that was displayed is stored as the tare value and that value is subtracted from the display leaving zero on the display The TARE indicator will be on As product is added only the weight of the product will be shown The scale can be tared a second time if another type of product is to be added to the first one Again only the weight that is added after taring will be displayed When the container is removed a negative value will be shown lf the scale was tared just before removing the container this value is the gross weight of the container plus all product that was removed The zero indicator will also be on because the platform is back to the same condition it was when the ZERO ENTER key was last pressed 4 3 WEIGHING A SAMPLE To determine the weight of a sample first tare the empty container then place the sample in the container The display will show the weight and the units of weight currently in use 4 4 PERCENT WEIGHING The scale will allow a sample weight to be shown as 100 Then any other weight placed on the scale will be displayed as a percentage of the original sample For example if 350g is placed on the scale and the
2. key is pressed the display will show 100 00 If you remove the 350g weight and puta 300g weight on the scale the display will show 85 71 as 300g is 85 71 of 350g Note the scale may jump by large numbers unexpectedly if small weights are used to set the 100 level For example if only 23 5g is on a scale with 0 5g increments and the scale is set to 100 the display will show 100 00 however a small change of weight will cause the display to jump to 102 13 as one scale division 0 5g Pressing the key will return the scale to weighing 4 5 PARTS COUNTING When the scale is in the weight mode pressing the SMPL key will start the parts counting function Before beginning tare the weight of any container that will be used leaving the empty container on the scale Place the number of samples on the scale The number should match the options for parts counting 10 20 50 100 or 200 pieces Press the SMPL key to begin The scale will show SP 10 asking for a sample size of 10 parts The display will cycle through the options 10 20 50 100 200 and back to 10 Press the SMPL key again when the number matches the number of parts used for the sample As more weight is added the display will show the number of parts pcs Press the MODE key to display unit weight g pcs Total weight kg or the count pcs Press the SMPL key to return to normal weighing 4 6 ACCUMULATION When the scale is set to manual accumulation t
3. ODE key to select the calibrate weight you selected on the platform and then press the ZERO key when stable The scale should be stable before pressing the ZERO key to accept a weight The stability indicator will turn on to show the value is stable The scale will begin counting back to zero after the last weight has been selected P3 CNT This display will show xxxxxx for indicating the internal counts you can press ZERO key to escape P4 AZN This option is used to select the auto zero maintain Options 0 5d 1d 2d 4d press ZERO key to sure press PRINT key to escape
4. he weight displayed will be stored in memory when the PRINT key is pressed and the weight is stable The display will show ACC 1 and then the total in memory for 2 seconds before returning to normal If the optional RS 232 interface is installed the weight will be output to a printer or PC Remove the weight allowing the scale to return to zero and put a second weight on Press PRINT the display will show ACC 2 and then show the new total Continue until all weights have been added To view the totals in memory press the PRINT key when the scale is at zero The display will show the total number of items ACC xx and the total weight before returning to zero The totals will also be printed via the RS 232 interface To erase the memory press PRINT to view the totals and then press the SMPL key to clear the memory 5 BATTERY OPERATION When the battery needs charging the Nk indicator will turn on Please charge the battery or use the AC adapter after this indicator turns on The scales can be operated from the battery if desired The battery life is approximately 50 hours To charge the battery simply plug into the mains power The scale does not need to be turned on The battery should be charged for 12 hours for full capacity There is an LED to indicate the status of battery charging When the scale is plugged into the mains power the internal battery will be charged If the LED is green the battery has a full charge If it
5. ight Enters the percent weighing function When in percentage mode and current value is zero press this key to return to the normal weighing mode Print or Accumulation To print the results to a PC or printer using the optional RS 232 interface It also adds the value to the accumulation memory if the accumulation function is not automatic The secondary function ESC is to return to normal operation when the scale is in a parameter setting mode MODE This key will select either kilograms pounds or ounces for the weighing unit when in the weighing mode A secondary function is to change the current value for parameters or other functions When in the counting mode it allows the weight unit weight and count to be seen when parts counting Smpl Use this key to enterthe counting mode when in the normal weighing mode Also use this key to return to the normal weighing mode when in the counting mode ON OFF Use this key to turn the power on or off 4 OPERATION 4 1 ZEROING THE DISPLAY You can press the ZERO ENTER key at any time to set the zero point from which all other weighing and counting is measured within 10 of power up zero This will usually only be necessary when the platform is empty When the zero point is obtained the display will show the indicator for zero The scale has an automatic rezeroing function to account for minor drifting or accumulation of material on the platform When the weight goes over
6. intelligent Weighing Technology The Intelligent Investment Intell Lab Precision Toploading Scale TB Series User Operation Manual R AowAs Designed ang manfaciured in the Earepesn Urson CONTENTS ANTRODUCTION 104 ii a 2 INSTALLATION ud pd ao Ste 3 KEY DESCRIPTIONS niere iri i Ae dns De eis 4 1 Zeroing the display omic aitor A 4 2 Taring e 4 3 Weighing a Sample cock cee eee teeter ee ee eens 4 4 Percent weighing cccce cee cee eee eee cee EFANS 4 5 Parts COUNTING 4 ii eo eat soe ee ee ee 4 6 ACCUMULATE Osio tacts cri danita 5 BATTERY OPERATION cocinan darian ie ae sue nas 6 RS 232 OUT PUT lt a as dto todas wie a bt 7 PARAMETERG cee S TEFFOR CO luar fais hand adi od 8 2 Weighing unit liStiNg 0 cece cnn non nn rra aa aoauaana o 1 INTRODUCTION The TB series of electronics balances provides an accurate fast and versatile series of general purpose balances with counting and weighing functions All models have stainless steel weighing platforms on an ABS base assembly All the keypads are light touch switches and the displays are large easy to read liquid crystal type backlit displays LCD All units have a parts counting function All units include automatic zero tracking automatic tare and an accumulation facility that allows the count to be stored and recalled as an accumulated total 2 INSTALLATION 3 1 GENERAL INSTALLATION The
7. is Red the battery needs charging and yellow indicates the battery is being charged As the battery is used it may fail to hold a full charge If the battery life becomes unacceptable then contact your distributor 6 RS232 OUTPUT The TB Series of scales can be ordered with an optional RS 232 output Specifications RS 232 output of weighing data ASCII code 9600 Baud 8 data bits No Parity Connector 9 pin d subminiature socket Pin 2 Output Pin 3 Input not used at this time Pin 5 Signal Ground TB can connect with PC remote display or mini printer setup see section 8 7 PARAMETERS The scale has 8 parameters that can be set by the user plus a method of entering the calibration section To set parameters press the MODE key during self checking The display will show the first function F1 UNT Pressing the MODE key will cycle through the other functions Pressing the ZERO key will allow you to set the function Use the PRINT ESC key to leave a parameter unchanged When the display shows TECH press ZERO key to enter display shows PIN press SMPL PRINT TARE key and press ZERO key to enter technical parameters setting mode FUNCTION DESCRIPTION Fl UNT Sets the units you want to use g ct lb oz d gn ozt dwt mm tl T tl c tl t t Use MODE to switch use ZERO key to set F2 EL Set the backlight to be on automatic or off EL on EL backlight alway
8. s on EL Au EL backlight automatically turn on EL off El backlight always off Use MODE key to switch use ZERO key to set F3 PRT Set RS 232 P1 PRT connect with mini printer P2 RE connect with remote display or PC Use MODE key to shift use ZERO key to set TECH Pin Enter the programming and calibration menus by entering the correct password SMPL Print TARE and press ZERO key to enter P1 LIN er Linear calibration After you press the ZERO key display will show PIN again press PRINT SMPL key and ZERO key to enter display will show UNLOAD remove all weight from the pan and then press the ZERO key to set zero point The display will then show the first calibration weight request Put this weight on the platform and then press the ZERO key when stable The scale should be stable before pressing the ZERO key to accept a weight The stability indicator will turn on to show the value is stable After first weight is calibrated display will show the next calibrate weight add calibration weight as display shows then press ZERO key After all calibration weights completed press ZERO to complete the calibration The scale will begin counting back to zero after the last weight has been selected P2 CAL Normal calibrate After entering cal mode the display will show unLoAd Remove all weight from the pan and then press the ZERO key to set the initial zero point The display will then show the calibration weight requested you can use M
9. scales should be placed in a location that will not degrade the accuracy Avoid extremes of temperature Do not place in direct sunlight or near air conditioning vents Avoid unsuitable tables The tables or floor must be rigid and not vibrate Do not place near vibrating machinery Avoid unstable power sources Do not use near large users of electricity such as welding equipment or large motors Avoid high humidity that might cause condensation Avoid direct contact with water Do not spray or immerse the scales in water Avoid air movement such as from fans or opening doors Do not place near open windows Keep the scales clean Do not stack material on the scales when they are not in use 3 2 INSTALLATION of TB SERIES Level the scale by adjusting the four feet The scale should be adjusted so that the bubble in the spirit level is in the center of the level and the scale is supported by all four feet lf the scale rocks readjust the feet Attach the adapter to the connector on the side of the scale Please make sure the power supply voltage matches the label on the adapter 3 KEY DESCRIPTIONS Zero or Enter Q Set the zero point for all subsequent weighing The display shows zero A secondary function as Enter key when setting parameters or other functions D Tare Tares the scale Stores the current weight in memory as a tare value subtracts the tare value from the weight and shows the results This is the net we
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