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1. This document hosted by OldWillKnottScales oo elo ee to visit us the next time you need a scale ProScale LC Series User Manual KEY PAD FUNCTIONS ON OFF Press and quickly release this key to turn unit on Press it again to turn the scale OFF TARE Press to reset the scale to zero Tare can be used for eliminating the weight value of an empty container Place an empty container on the scale and press TARE Then place the items to be weighed in the container Tare is also used as MEMORY Simply place items to be weighed on the tray press TARE then remove the items The weight of the items will be displayed as a negative value and remain on the display in memory for easy reading NOTE When all weight is removed from the weighing tray the tared value of a container will be displayed as a negative number Depress tare again to return the to zero MODE Unit mode selection Press and release the key once to change weight unit You can select g grams oz ounces dwt pennyweight or ozt troy ounces Light Press this key to turn the backlight on or off Although the PROSCALE is designed to be extremely durable with extra overload protection built into the case It s important that 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 an2. d 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 For more information or more troubleshooting visit www proscale net OPERATION If your scale ever performs slowly inaccurately or shows the battery icon please replace the batteries Battery Operation 1 Two AAA batteries are required 2 To install batteries a Release the battery cover by sliding it outwards b Place batteries into battery compartment aligned correctly be sure the polarity is correct c Replace battery cover DO NOT USE EXCESSIVE FORCE AND DO NOT PRESS ON THE TRAY 3 The scale is now ready for battery operation Remove the batteries if you plan to store the scale for longer then 14 days 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 scale ever shows Out2 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 cal
3. en the display remains fixed for 3 seconds FEATURES 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 3 seconds and then reset to zero The display may also change brightness during this time and show a blank screen for a moment before 0 0 appears 1 8 8 8 8 gt Stable Reading Indication 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 An indicator will show in the top left corner of the screen Overload When an applied load exceeds the capacity O_LD will appear on the display Remove excessive load immediately The unit may return to normal operation Remember You can permanently damage the scale and void your warranty by overloading it Negative Value Any tared value will be displayed as a negative number once all weight is removed press TARE or cycle the power to re zero the scale Auto off An auto shut off feature is provided to conserve battery power The unit will automatically turn off after 30 seconds to 1 minute of inactivity PROSCALE TROUBLESHOOTING amp OPERATION NOTES 1 If the Display ever becomes locked showing Out2 please recalibrate the scale as outlined in the manual 2 If the Display ever becomes locked on 8888 LLLL or O_LD this indicate
4. ibrate You will need a 100gram weight LC 300 or 50gram weight LC 50 or set of weights to calibrate this scale NOTE if you do not have access to a 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 weight 1 Turn the scale ON and wait for it to show 0 0 or 0 00 2 Press and hold MODE until CAL is displayed Release the key 3 Press MODE again now the display reads CAL and the required calibration weight will show on the display 4 Place the required calibration weight on the center of platform Wait 3 4 seconds The display will show PASS and then return to normal weighing mode 5 Remove the weight and turn off the scale Calibration is complete NOTE if after calibration your scale does not read accurately this indicates calibration error repeat the calibration process more slowly PROSCALE LC MANUAL amp OPERATION GUIDE PLEASE READ COMPLETE INSTRUCTIONS BEFORE USE Thank you for purchasing the PROSCALE With normal care and proper treatment it will provide years of reliable service Please read all operating instructions carefully KEEP THE FOLLOWING POINTS IN MIND Ifthe display becomes locked shows OUT2 or is inaccurate please recalibrate the scale Do not Overload exceed the capacity of the scale including the weight of any trays or bowls combined with objects you may be weighing Overload or Dropping
5. s that the scale was shocked dropped or otherwise damaged and the delicate weighing sensors have been damaged You can 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 3 If the display is faint or the scale won t power on 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 2 above Thus if new batteries do not fix this error the scale will have to be sent to us for replacement under our warranty program
6. shocking the scale could damage the scale and void your warranty 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 reliability 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 avoid rough treatment as this may permanently damage the internal sensor and void your warranty Avoid lengthy exposure to extreme heat or cold your scale works best when operated and stored at normal room temperature Allow the unit to acclimate to any major temperature change for at least one hour before use 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 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 wh
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