"user manual"
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1. CH This key is used during calibration C Pushing this key the indicator will display C Add for 2 seconds and will delete the accumulated weights then returns to Weighing Mode C Pushing both keys at the same time the indicator will display the inner codes the maximum inner code is 20 times of the selected division counts Pushing both keys once more the indicator will return to Weighing Mode Chapter 3 Calibration and Adjustment 3 1 Turning on the power and connecting the loadcell correctly the indicator will perform self checking then turns into working mode After turning on the indicator for more than 10 minutes you can make the calibration 3 2 Turning on the calibration switch on the back of the indicator the indicator will go into the calibration mode and display n is the previously set number then you can set the calibration coefficients Step 1 choose the counts displaying n Pushing CH key will be 2000 2500 3000 4000 5000 6000 7500 optional choosing one of them confirming by Tare key then it will go to the next step If you need not to change the counts you can push C key to go to the next step Step 2 choose the intervals displaying E Pushing CH key will be 1 2 5 10 20 50 choosing one of them confirming by Tare key then it will go to the next step If you need not to change it you can push C key to go to the next step Step2. will move END the twinkled bit from left to right pushing CH will increase 1 on the twinkled bit inputing the actual loaded weight by hand It is important to wait for 10 20 seconds till the displayed digits are stable If the loaded weight is too small the indicator will display Err 08 for 3 seconds The bigger the filter constant is the longer you should wait Pushing Tare to confirm END appears finally If you do not need this step you can push C 14 Turning off the calibration switch move to low position the calibration is over Note You can turn off the calibration switch and quit the paramater setting process at any time during the calibration process In the calibration process above mentioned for the step1 step 10 pushing will go directly to step 11 ie setting the zero position If you do not calibrate pushing will finish the calibration 3 4 Selecting the loadcell 3 4 1 Loadcell sensitivity 2mV V 3 4 2 Actual load should be 60 80 of the rated load capacity 3 4 3 Loadcell resistance 350 Q 3 4 4 Loadcell zero position 1 F S 3 4 5 For example platform scale 60 kgs loadcell 100Kgf platform scale 100 kgs loadcell 150Kgf platform scale 150 kgs loadcell 250Kgf platform scale 300 kgs loadcell 500Kgf TGT 500kg mechanical electrical platform scale loadcell 60 Kgf TGT 1000kg mechanical electrical platform scale loadcell 120 Kgf Chapter 4 Operation 4
3. 3 choose decimal position displaying d 0 0 Pushing CH key the display after the letter d will be 0 0 0 0 00 0 000 0 0000 choosing one of them confirming by Tare key then it will go to the next step If you need not to change it you can push C key to go to the next step Step 4 F S display F S counts x interval for example 3000 x 5 15000 setting the decimal position 150 00 you will get the Full Scale Pushing C key to go to the next step Step 5 confirm the zero tracking range displaying 02 Pushing CH key will be 0 5 1 0 2 0 representing respectively the range 0 5e 1 0e 2 0e choosing one of them confirming by Tare key then it will go to the next step If you need not to change it you can push C key to go to the next step Step 6 zero range at turning on displaying 02 Pushing CH key will be 0 10 0 20 1 00 It means that the loaded weight at turning on is within 10 FS 20 FS 100 FS the indicator can set zero respectively Otherwise it will take the previously stored zero position as the zero position at turning on choosing one of them confirming by Tare key then it will go to the next step If you need not to change it you can push C key to go to the next step Step 7 Select zero adjusting rate displaying 03 Push CH key will be 0 1 0 2 0 3 representing respectively the zero adjusting rate 0 1e 0 2e 0 3e Choosing one of them
4. 1 Turning on 4 1 1 Turning on the AC power the indicator will check its strokes automatically then it enters into the weighing mode If using the chargable battery you should push the start button first then the indicator will check its strokes automatically i the battery has not been used before you should charge the battery fully before you use the battery 4 1 2 At starting if the indicator deviates from zero point but still within the zero setting range the indicator will set zero automatically zero light is on If it is out of the zero setting range you should adjust the zero position again or calibrate it again 4 2 Manual zero setting 4 2 1 Pushing Zero the indicator will go to zero and the zero light is on 4 2 2 If displayed weight deviates from zero point but within the zero range you can use Zero to set zero otherwise Zero will not work 4 2 3 You are allowed to set zero only when the stable light is on 4 3 Tare In the weighing mode if the displayed weight is positive and stable you can push Tare to reduce the displayed weight as tare the Tare light is on 4 4 Accumulating and deleting In the weighing mode pushing the indicator will display the total accumulated weight including the decimal position 4 5 Insufficient voltage indication When the battery voltage is low the low battery light is on the display at the window will twinkle In this case you should turn the ship like switc
5. XK3190 A7 Weighing indicator USER MANUAL Directory Chapter 1 Main Spechftcatton REENEN ceeeeeeeeeeeeseeeeeeeneeeees gees 2 Chapter 2 Installatton EE SE ee A Front and Back View of Indicator EEN ZEN 3 Connecting Loadcell to INGiCAtON cececeeeee eee ee ee REERREER NEEN Ee 4 Keyboard Functio S eiae aa a e a a aE e aeea Taan Se deg 4 Chapter 3 Calibration amp Adlustment AE EES des 5 Chapter 4 Operation ugebuede A 10 Chapter 5 Errors amp Intormaton EEN 11 Chapter 6 Chargable batter 11 Chapter 7 Maintenance Chapter 1 Main Specification Model A7 Accuracy Grade III Class A D converting theory and sampling rate double integration 10 15 times time Maximum inner codes 500000 codes time Non linearity lt 0 01 F S Stimulating voltage for the loadcell DC 8V the maximum input signal is about 16 mV Loadcell quantity 1 load cell 4 pins no long distance compensation Temperature coefficient on F S lt 8 PPM C Display 6 bit LED 0 56 inches in height 6 status indicating lights 3 battery charges indicating lights Keyboard 5 slight touch keys Power supply 1 AC 187 242 V 50 HZ 2 Built in chargable battery 6V 2 8 AH 2 pcs in serial connection Operating temperature and humidity 0 40C lt 90 RH Storage temperature 20 50C Fuse 500mA External dimension 265x 190x 170mm weight 1 53kg not including the battery Chapter 2 Installation 2 1 Front and back view of the ind
6. confirming by Tare key then it will go to the next step If you need not to change it you can push C key to go to the next step Step 8 Keeping the zero position or not displaying 04 Push CH key will be O or 1 0 means not storing zero position 1 means storing the zero position If the difference between the loaded weight at turning on and the stored zero position is within 10e the indicator will set zero at turning on otherwise it will take the stored zero position as the turning on zero position Choosing one of them confirming by Tare key then it will go to the next step If you need not to change it you can push C key to go to the next step Step 9 Selecting manual zero setting range displaying 05 Push CH key will be 0 02 0 04 0 08 1 00 representing respectively 2 4 8 100 F S Choosing one of them confirming by Tare key then it will go to the next step If you need not to change it you can push C key to go to the next step Step 10 Selecting the filter constant displaying Lb Push CH key will be 1 or 2 representing respectively the filter constant is 8 or 16 The bigger this number is the slower the renewing speed is Choosing one of them confirming by Tare key then it will go to the next step If you need not to change it you can push C key to go to the next step Step 11 Set the zero position Displaying CAL for 2 seconds then displaying no Load checkin
7. g CH Pushing Tare 05 05 Selecting the manual zero setting range 0 02 0 04 0 08 1 00 optional by pushing CH meaning respectively 2 4 8 100 of F S Choosing one of them pushing Tare to confirm then it will return to next step If this number needs not to be changed pushing C Will get into next step 11 Pushing CH Pushing Tare Lb Lb 2 Selecting the filter constant 1 or 2 optional by pushing CH 1 means the filter constant is 8 2 means the filter constant is 16 The bigger the filter constant is the slower the renewing speed is Choosing one of them pushing Tare to confirm then it will return to next step If this number needs not to be changed pushing C Will get into next step 12 Pushing Tare CAL Deciding the zero position Displaying CAL for 2 seconds then it will no Load display no load automatically checking if the scale is empty waiting for about 10 seconds till the scale returning to zero stably pushing Tare to confirm then you can go to the next step If this number needs not to be changed pushing C will get into next step 13 Pushing 000 000 Setting the F S T It is better that the loaded weight is near the Pushing CH F S The indicator will display 000 000 the first bit Pushing Tare from the left will twinkle pushing
8. g if the scale is empty waiting for about 10 seconds till the scale returning to zero stably pushing Tare to confirm then you can go to the next step Step 12 Set the Full Scale It is better that the loaded weight is near the F S The indicator will display 000 000 the first bit from the left will twinkle pushing will move the twinkled bit from left to right pushing CH will increase 1 on the twinkled bit inputing the actual loaded weight by hand It is important to wait for 10 20 seconds till the displayed digits are stable If the loaded weight is too small the indicator will display Err 08 for 3 seconds The bigger the filter constant is the longer you should wait Pushing Tare to confirm END appears finally If you do not need this step you can push C Step 13 Turning off the calibration switch move to down position the calibration process will be finished 3 3 Calibration steps listing Step Operation Displaying Explanation 1 Turning on the calibration switch at the back of indicator move to upper position 2 Pushing CH n Selecting counts 2000 2500 3000 4000 5000 6000 7500 optional by pushing CH key When you n 3000 choose counts 7500 and E 2 pushing Pushing Tare CH the CH light below the window is on at this time you will get 15000 counts ie n 15000 E 1 Choosing one of them for example 3000 pushing Tare to confirm then it will ret
9. h to o to protect the battery Continual using will result in the further decrease in battery voltage the indicator will cut off the battery 4 6 Turning off You should cut off the AC power line after you turn off the indicator In battery working mode you can turn off the ship like switch if you want to stop working Chapter 5 Error Indication loaded weight is over F S Err 03 inputing A D number exceeds maximum number Checking the loadcell capacity and connection Err 05 inputing A D number is too small checking the loadcell connection Err 08 loaded weight at calibration process is too small not near the F S accumulated weight gt 999999 or accumulated time gt 99 reserving Err 11 the last unexceeded value Chapter 6 Chargable Battery 6 1 Turning on the AC power the indicator will charge the battery automatically So if you do not use the battery frequently you should take the battery out If you think the automatic charging time from AC power is too slow you can buy from our company the specially designed charger which can charge the battery from outside indicator Note red endis black end is Wrong connection will destroy the indicator Note the built in battery should be fully charged before it is used for the first time 6 2 Only when you turn off the AC power and push start key the battery works and the 3 battery lights will be on The indicator will cut off the battery when only one battery i
10. icator Unitkg Battery e e e e e Func CH Tare Stable Zero Front View of the Indicator Battery start button Repair proof Battery ip like Switch C 12V 2 2AH Loadcell Socket Back View of the Ibdicator 2 2 Connecting loadcell to indicator Please connects the line as following graphs End of Display End of Load cell E Shield E y Excitation Power Supply E y Excitation Power Supply HIN i Signal Input E IN HIN IN Signal Output Shield EH ee Connection of the load cell You must cut off the power when connecting the loadcell and the connection must be reliable After connecting the loadcell you should fasten the plug with screw driver Loadcell and indicator are static sensitive devices you must adopt anti static measures during operation You must mount the lightening rod in thunderstormm frequently happening area 2 3 Keyboard Functions Zero Pushing this key you can perform zero setting and the Zero light is on otherwise it does not work Tare Pushing this key you can take the currently displayed weight as tare Tare light is on Pushing this key will add the presently loaded weight into accumulation memory light is on it will display the total accumulated weight for 2 seconds then displays total accumulated times for 2 seconds light is off it returns to weighing mode
11. ing on 0 10 0 20 1 00 optional by pushing CH meaning repectively that when the loaded Pushing Tare 02 0 20 weight at turning on is within 10 20 100 F S the indicator will set zero Otherwise it will take the previously stored zero position as the zero position at turning on Choosing one of them pushing Tare to confirm then it will return to next step If this number needs not to be changed pushing C Will get into next step Pushing CH Pushing Tare 03 03 rn Wi 0 3 Choosing zero setting rate 0 1 0 2 0 3 optional by pushing CH meaning respectively the zero setting rate is 0 1e 0 2e 0 3e Choosing one of them pushing Tare to confirm then it will return to next step If this number needs not to be changed pushing C Will get into next step Pushing CH Pushing Tare 04 04 Sg 0 Storing zero position 0 or 1 optional by pushing CH 0 means not storing zero position 1 means storing zero position At turning on if the difference between the loaded weight and the stored zero position is within 10e the indicator will set zero at turning on Otherwise it will take the stored zero position as the zero position at turning on Choosing one of them pushing Tare to confirm then it will return to next step If this number needs not to be changed pushing C will get into next step 10 Pushin
12. ould cut off power supply of indicator and relevant device before you pull in and out the connecting line of indicator and external device You must cut off power supply of the indicator before you pull out connecting line of the load cell 7 7 During operation if trouble occurs operator must pull off the power supply plug immediately and user should return this indicator to our company for repair Non weighing manufacturer should not repair it or by yourself otherwise further destruction may happen 7 8 The storage is not granted the free repair guarantee because it is easily exhausted products ln order to prolong using life please charge the cell fully before using it If you don t use the indicator for a long time you must charge the cell every two month and for eight hours each charging time Moving or installation must be carefully taken and must avoid strong vibration impact and bump in order to protect the storage cell from being damaged 7 9 From invoice date the indicator has a one year free repair period If any non artificially obstacle about the indicator happens under correct using conditions within this period the user is allowed to send the product with its guarantee card of the correct number back to our corporation for free repair The indicator shouldn t be taken apart otherwise free guarantee will be cancelled
13. s on at this time you should charge the battery at once 6 3 When you use the battery first time you should charge the battery for 20 hours in order to prevent the low voltage resulted from the self leakage of the battery 6 4 If you do not use the battery for a long time you should charge the battery for 10 12 hours for each 2 month to prolong the using life of the battery 6 5 The battery is the easily exhausted products and is not granted the free guarantee Chapter 7 Maintenance 7 1 To guarantee indicator clarity and using life the indicator shouldn t be placed directly under sunshine and should be set in the plain space 7 2 The indicator can t be placed into the place where the dust pollution and vibration are serious 7 3 Load cell should connect with indicator reliably and the system should be well connected into ground The indicator must be protected from high electrical field and high magnetic field ln order to protect the operator indicator and relevant device you should mount lightning rod in thunderstorm frequently happening area Load cell and indicator are static sensitive device you must adopt anti static measures 7 4 It is strictly forbidden to clean the case of indicator with intensive solvents for example benzene and nitro oils 7 5 Liquid and conducting particle should not be poured into the indicator otherwise the electronic components will be damaged and electric shock is likely to happen 7 6 You sh
14. urn to next step If this number needs not to be changed pushing C Will get into next step 3 Pushing CH E Selecting the interval 1 2 5 10 20 50 optional by pushing CH For example 5 Pushing Tare E 5 pushing Tare to confirm then it will return to next step If this number needs not to be changed pushing C Will get into next step Pushing CH d 0 0 Selecting the decimal position 0 0 0 0 00 0 000 0 0000 optional by pushing C Pushing Tare dc 0 00 For example 2 bits after decimal position 0 00 pushing Tare to confirm then it will return to next step If this number needs not to be changed pushing C Will get into next step Pushing C Full Scale display After you select n E and decimal position you can get the F S 150 00 If you confirm the F S you can go to the next step by pushing C If you do not confirm the F S you can turn off the calibration switch and turn on it again and make the calibration again as above mentioned Pushing CH 01 Selecting the zero tracking range 0 5 1 0 2 0 optional by pushing CH representing Pushing Tare 01 0 5 respectively 0 5e 1e 2e Choosing one of them pushing Tare to confirm then it will return to next step If this number needs not to be changed pushing C Will get into next step Pushing CH 02 Zero setting range at turn
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