ELECTRONIC COUNTING SCALE
Contents
1. 1 DO D7 BCD8 MSB for unit weight No 12 DO D7 BCD9 HSB for unit weight No 13 DO D7 ADDRESS user defined machine address V Regular trouble shooting 1 Unstable weighing 1 Low voltage for accumulator Switch off the scale immediately and recharge it more than 12 hours 2 Low intensity or strong shake for platform Strengthen the platform or avoid shake 3 Influenced by the wind Set a glass cover to reduce the influence of the wind 2 No display when switch on the scale 1 Accumulator is unusable Change the accumulator if it remains invalid after recharging 2 Broken with fuse or switch Change the fuse or switch 3 Others Send it for maintain VI Transportation and storage 1 Avoid shock and dampness during transportation 2 Avoid strong sunshine and rain during storage VILAccessories 1 Instruction Manual 1 2 Power supply wire 1 VIILA ttention 1 Please read this instruction manual carefully before you use the scale 2 If it has not be used for long time please recharge it once 2 months at least and keep the power switch on off status to avoid discharge of accumulator 3 LCD of the scale must to be operated under rich light you are advised to select product with backlight under low light condition 4 Avoid collision when you put the weighting object on the scale 5 It is strictly prohibited to use strong chemical solvent to clean the surface 6 Please clean the2. ELECTRONIC COUNTING SCALE Operation Manual 1 JCS A SERIES CONTENTS I Specilicationi nno IL Operationi sscani i a e III Weight calibrations ssennnnnnnnnnnnnnennnnnnnnnnnnnnnnna IV RS232 transmission confer Data format optional V Regular trouble shooting sssesesenennennnnnnnzzenneees VI Transportation and storage ssesesesenenennenzzznnees I Specification Rechargeable accumulator inside you can use the scale during recharging Auto zero setting when switch on the scale Auto zero tracing 1 100 times of accumulating Power supply AC 220V 10 50 Hz 110V 60HZ DC 6V 4Ah Rechargeable accumulator inside S Working temperature range 0 C 40 C Relative humidity lt 85 RH MADAM Wi II Operation The scale must to be placed on the stable and flat surface adjust its four screw carrier pole to horizontal switch on the power scale begin self testing until getting normal weighing condition now all the windows display zero The function of the keys as follow 1 Switch on the power scale begin self testing until getting normal weighing condition 2 Zero key Set the weight window to zero and the zero signal displays Range lt 4 FS 3 Tare key Set or clear the tare Range lt 1 3F S 1 Put on the object then press the key the weight window displays zero the tare signal displays You can t use the scale in the state of zero signal displayi
3. display CON OFF press Tare key to select serial interface state CON Continues sending OFF Close serial interface press Accu to confirm and start the setting of the Baud rate the number window display bAUd the unit window display 1200 2400 4800 9600 press Tare key to select the Baud rate press A C to confirm RS232 setting finished 2 Data format Every message include 13 frame they are following No 1 DO D7 OFFH start bit No 2 DO D2 Decimal point position for weight window 1 4 1 means no decimal point D3 D4 NC DS 1 means weight is negative 0 means weight is positive D6 1 means weight is stable 0 means weight is unstable D7 1 means weight is overflow 0 means weight is not overflow No 3 DO D7 BCDI LSB for net weight No 4 DO D7 BCD2 MSB for net weight No 5 DO D7 BCD3 HSB for net weight No 6 DO D2 number of unit weight decimal point 3 5 D3 1 means unit weight is insufficient 0 means normal D4 sampling insufficient signal D5 number overflow singal D6 1 means the sending number is accumulated number 0 means once number D unit weight overflow signal No 7 DO D7 BCD4 LSB for number No 8 DO D7 BCD5 MSB for number No 9 DO D7 BCD6 HSB for number No 10 DO D7 BCD7 C LSB for unit weight No 1
4. f you need to change the quantity of sample you should first press the k e y Clear then input the new number If vou ve input the number for 3 seconds then you can input the new number directly without pressing the key Clear When the unit weight is max four decimal points the unit weight value can t exceed 1 kg Or there will be calculate mistake 9 Backlight On Off Press Zero key for 3 4 seconds the backlight will be switched on or off 10 Adjust the decimal point number for the unit weight Enter the unit weight form the keyboard when the unit weight is zero press number key 0 to adjust the decimal point number for the unit weight 11 Alarm indication 1 The weight window displays with continuously alarm sound when the weight over 100 FS 9d if the ADC overflows the weight window displays Adc with continuously alarm sound For these instance the weight should be taken away 2 The number window displays OF when the number or accumulated number over 99999 The scale will not response if the accumulated times over 100 but the original accumulated data will be retained 3 If the voltage of the accumulator is low the weight window displays Lb while the weight is zero The weight display will recover to normal when it is loaded Under this condition you can use the scale in a short time but you should plug in the AC plug as soon as possible to recharge the accu
5. mulator 4 The weight window displays HHHH or LLLL when the zero weight is higher or lower than the permitted range 5 If the weight window displays SYS it means the system parameter is wrong you should send it for maintain immediately 6 If the weight window displays Err 2 after self testing it means unstable weighing please see III 1 2 3 III Weight calibration 1 Press A C key till the weight window display CAL the unit weight window and the number window display 0 or smaller number 2 Weight calibration 1 F S calibration Put enough weight on the platform press Accu when display is stable The calibration finish 2 Calibrate by any weight Press Tare then weight window displays Unit weight window and number window don t change Input the weight by keyboard then put the corresponding weight on the platform Press Accu when display is stable The calibration finish IV RS232 transmission confer Data format optional 1 RS232 setting Press Samp 1 under general weighing mode the number window display Adr to set the machine address the unit weight window display the original set address the weight window display press number key to enter the machine address the machine address range is from 0 254 press Accu key to confirm finish machine address setting the number window display StAtE the unit weight window
6. ng in long term otherwise the function of auto zero tracing will disappear and the zero point will excurse 2 Take away the weighing object scale indicate negative press this key again to clear tare 4 0 9 number key For input the data from right to left in turn in UnitWeight window input number will auto clear while next key inputting after 3 seconds 5 Clear key Under weighing condition press this key to clear the unit weight 6 Accu key Press the key to get to state of accumulating invalid when the number window displays zero Now the weight window displays Add the unit weight window displays X the X means the time to be accumulated the number window displays total number accumulated In the state of accumulating you can press any key to get back to state of weighing except Accu key the previous data remains in memory 7 A C key Clear the memorized accumulating data exit the accumulating state and the accumulate mark will disappear 8 Samp key Put enough sample on the platform then input the sample quantity it first displays in unit weight window Then press this key while the weight display is stable the number shifts to number window the unit weight window displays the unit weight of the sample If the unit weight calculated is less than 80 of the graduation the U W signal display If the weight of sample is less than 4 time of graduation then the sample signal display I
7. scale with dry or wet dishcloth Washing it with water is strictly prohibited 7 Please don t use the same power supply circuit together with the big power equipment because the running of the big power equipment will influence the weighing X Caution 1 If the weight window displays Lb when the weight is zero it means the voltage of the accumulator is low Under this condition you can use the scale in a short time but you should plug in the AC plug as soon as possible to recharge the accumulator please recharge the accumulator for more than 12 hours 2 The accumulator is not included in freemaintain warrant
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