Jenning`s 100CT User Manual
Contents
1. KEY PAD FUNCTIONS UNIT Unit mode selection Press and release the key once to change weight unit You can select g grams oz ounces dwt pennyweight ozt troy ounces ct carats gn grains or lb pounds mg miligrams PCS Count Sample sizes can be 25 50 75 or 100 The following steps outline the procedure for cummulative weighing of samples Switch the scale on Place a given number of samples of an item on the tray Press the UNIT key several times to put the scale in PCS mode the indicator should be on pcs Select the sample size the same as you chose above by pressing the PCS key press it as many times as necessary to put it in the correct sample size the sample size is the same as in step three 10 20 50or 100 Press the UNIT key the display will show pass then after 2 seconds the scale will remember the sample size you selected and show the starting sample size on the display You can now remove the samples if you want to return the scale to Opcs Place the items that you want counted onto the tray the total number of items will show on the display Press the UNIT key to exit the counting function and return to normal weighing mode ON OFF Press this key to turn unit on Once the unit is on press and hold the same key to turn the scale off ZERO TARE Press Zero to reset the scale to zero This can be used for eliminating from a sample or a Tray Container the weight value of a container weight i2. eliability and accuracy of your scale Handle with care Gently apply all items to be weighed onto tray top Although this scale is designed to be quite durable try to avoid rough treatment as this may permanently damage the internal sensor and void your warranty Avoid shaking dropping or otherwise shocking the scale This is a precision instrument and MUST BE HANDLED WITH EXTREME CARE IMPORTANT ADVICE Place the item to be weighed on the platform after the stable weight is displayed remove the item immediately This will prolong the longevity and accuracy of this weighing instrument These electronic scale are precision instruments Do not operate near an in use cell phone cordless phone radio computer or other electronic device These devices emit RF and can cause unstable scale readings If your scale ever performs poorly try moving the scale to a different room or location This is a very precise scale the display may seem to wander or jump when weighing This is due to air currents or vibrations Stable weighing is achieved when the display remains fixed for 3 seconds FEATURE Power Up Segment Test When first turning the unit on all segments of the display will appear as shown below This display will remain for approximately 2 HELLO Overload When an applied load exceeds the capacity EEEE will appear on the display Remove the excessive load immediately Although the JS uses proprietary overload protec
3. hat you never overload or drop shock the scale Scales are delicate instruments and unlike Cellular phones scales have delicate sensors that determine how much an item weighs If you drop or shock your scale these sensors feel the shock and are sometimes destroyed This happens with all digital scales We design our scales to be as resistant to shock or drops as possible however there is no way for us to protect 100 against load cell or sensor damage A well treated scale will provide years of reliable and accurate weighing However an abused scale will only work until it s sensors are damaged
4. ight and turn the scale Off NOTE if after calibration your scale does not read accurately this indicates calibration error and the calibration process should be repeated slower Please calibrate on a very stable flat surface INACCURACY ERROR The primary reasons for inaccuracy or malfunction are low batteries incorrect calibration overload or operating on an unstable surface Please keep this in mind and maintain and operate your scale properly The scale is a precise instrument and must be handled with the upmost care and caution JSCALE JS100 200XV MANUAL PLEASE READ COMPLETE INSTRUCTIONS BEFORE USE Thank you for purchasing The Jennings JS XV With normal care and proper treatment it will provide years of reliable service Please read all operating instructions carefully You can contact us at www Jscale com KEEP THE FOLLOWING POINTS IN MIND Avoid lengthy exposure to extreme heat or cold your scale works best when operated at normal room temperature If the scale has been subjected to temperature change please allow the scale to acclimate to normal room temperature for at least one hour before use Allow sufficient warm up time Turn the scale On and wait several seconds to give the internal components a chance to stabilize before weighing The cleaner the environment the better Dust dirt moisture vibration air currents and proximity to other electronic equipment can all cause an adverse effect on the r
5. ready for battery operation Advanced users only CALIBRATION IMPORTANT This scale was professionally factory calibrated before shipment and does NOT need to be recalibrated by the end user However if you wish to recalibrate your scale we provide these instructions for calibration Repeat calibration if the display locks on 8888 EEEE or LLLL Incorrect calibration can occur if you do not follow the steps exactly If your scale does not perform accurately please try replacing your batteries before you calibrate You will need a calibration weight see below to calibrate this scale NOTE if you do not have access to a calibration weight you can purchase one at your local store or in emergency situations you can use coins or weights ie 20 US Nickels 100g as a calibration weight The JS 200XV and 100XV require a 100 gram weight to calibrate Before Calibration please turn the scale on and let it warm up for 2 minutes 1 Place the scale on a Flat very stable surface and turn it OFF 2 Press and hold the UNIT key don t release it then press and release ON OFF The display will show the AD value a random series of numbers now you can release the UNIT key 3 Press the UNIT key again the display will flash OSAVE and then 100 0 the AD value may show for a moment in between 4 Gently place 100g on the tray and then press the UNIT key The display will show OSAVE and return to the AD value 5 Calibration is complete Remove the we
6. s permanently removed for the remainder of the procedure Just turn the scale ON place the tray or container on weighing platform and press the ZERO key The scale will show 0 0 or 0 00 on the display and you can add items to the container tray NOTE When all weight are removed from the weighing tray the tared value of a container will be displayed as a negative number Cycle the power on the scale to reset the scale to zero LIGHT Press the center Light key to turn on the bright LCD backlight It will stay on for several seconds Press this key again to turn off the backlight Selection of auto power off mode Press and hold UNIT then press ON OFF The scale will enter the function setting mode The display will show A_ON or A_OFF Press ZERO the display will show A_ON this means auto off function active Press ZERO again the display will show A_OFF auto off function inactive These electronic scale are precision instruments Avoid disturbing environmental conditions such as currents vibrations strong electrical and magnetic fields as well as a rapid change of the ambient temperature OPERATION Battery Operation 1 Three AAA size ALKALINE batteries are required 2 To install batteries a Release the battery cover by sliding out wards b Place batteries into battery compartment aligned correctly c Replace battery cover DO NOT USE EXCESSIVE FORCE amp DO NOT PRESS ON THE TRAY 3 The scale is now
7. tion technology it is still possible to damage the weighing sensors by overload Remember You can permanently damage the scale by overloading it seconds and then reset to 0 Weighmeter On the side of the display you will notice a series of bars that increase as the load on the scale increases This is our Weighmeter invention It helps you know the remaining capacity on the scale and also will indicate an overload if one occurs Please use the Weighmeter to monitor your weighing loads and please do not overload this scale TROUBLESHOOTING amp OPERATION NOTES 1 If the Display ever becomes locked on 8888 LLLL or EEEE this indicates that the scale was shocked dropped or otherwise damaged and the delicate weighing sensors may have been damaged Please try recalibrating the scale If the sensor has not been hurt too badly it will work again after recalibration Otherwise you will have to follow the warranty instructions that came with your scale 2 If the display becomes locked on LO this often indicates low batteries However sometimes it also may indicate a serious zero mark error This means when you turn the scale on it can t determine what zero is a slight zero mark error will cause situation 1 above Thus if new batteries do not fix this error the scale will have to be sent to us for replacement under our 5 year warranty program Although the JSV is designed to be extremely durable It s important t
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