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OPF-N Weighing Scale

USER’S MANUAL

optimascale.com

Summary of Contents for OPF-N

Page 1: ...OPF N Weighing Scale USER S MANUAL optimascale com ...

Page 2: ...TS Safety Precautions 1 Preparations and Set Up 1 Display and Key Description 2 Operating Instructions 3 Battery 4 Alarms 4 Specifications 5 User Settings 6 Attachment 9 Scale Settings 10 Calibration 11 Contact Us 12 ...

Page 3: ...e balance as it is not water resistant Liquids may damage the case and any liquid inside may cause damage to the electronics Material that has a static electric charge could influence the weighing Discharge the static electricity of the samples if possible Another solution to the problem is to wipe both sides of the pan and the top of the case with an anti static agent PREPARATIONS SET UP Place yo...

Page 4: ...ing function In settings mode it toggles between the mode options ZERO In weighing mode it zero s the scale In counting mode it s the add key UNIT PRINT In weighing mode it shifts between weighing units In the manual printing mode it prints the weight data TARE In weighing mode it tare s the scale In counting mode it s the reduce key ...

Page 5: ...er other than 0 before weighing press the ZERO key to set to 0 Unit Selection To switch between measuring units kg g lb oz press the UNIT PRINT key Tare Function Put a container you wish to use on the pan then press the TARE key and the display will show the tare symbol and reset back to 0 Add your sample to the container to weigh without the weight of the container To exit Tare mode simply press ...

Page 6: ...he display you are requested to recharge the scale for 12 hours When the scale is recharging the mark will be flashing and will disappear after recharging has finished Charging Light Indication When the scale is charging the charge light will turn Red When the battery is done charging the charge light will turn Green ALARMS Over load alarm When the load on the platform is over its set capacity a b...

Page 7: ...ad alarm Auto alarm when load over capacity Alarm Protect automatically when the load is 125 of capacity Source Rechargeable battery DC 6V 4Ah Adapter AC 110 220V DC 12V 500mA Power LCD Backlight 90mA No backlight 70mA LED Working 80mA Dormancy 35mA Temperature Storage 10 C 50 C 14 120 F Work 0 40 C 32 104 F Humidity Storage 5 90 R H Work 10 80 R H Pan Size 218mm x 260 mm Net Gross weight 3 62 4 4...

Page 8: ...IT key to select which unit you wish to turn off Press the TARE key to toggle the unit between on or off Press MODE key to save settings Backlight Setting There are three backlight options bL 1 the backlight lights up only when something is on the scale bL 2 the backlight is always on bL OFF the backlight is always off You can change these settings by Hold the TARE key while turning on the scale T...

Page 9: ...gle between the transmission modes Press the MODE key to set your mode Continuous Transmission mode FC 1 Scale continuously sends data every 0 3 seconds to the PC while in weighing mode Response Transmission mode FC 2 When the PC requests inquires the data the scale will respond and transfer the corresponding data Stable Transmission mode FC 3 Once the weight on the scale is stable the data will b...

Page 10: ...ss UNIT to select address the screen will read Add 1 Press ZERO to change your address the selection range is 1 25 Press MODE to select your setting and enter the BPS setting Selection of BPS Bits Per Second Baudrate When the BPS of the scale and the communication equipment is not the same the communication may not function properly To change your BPS Hold the TARE key while turning on the scale P...

Page 11: ...yte and low half byte is over 9 adding 37H the datas transfer as alphabet of ASCII code Example Checksum of high half is B adding 37H it comes up to 42H the datas will be transfered as B of ASCII code When the weighing is stable the next datas transfer will be done only after the weight on the scale is removed and the scale goes back to 0 Print Transmission Mode mode 4 After the weighing is stable...

Page 12: ... more lenient it is Finally press MODE key to confirm it go to the next menu Linearity Correction To change the linearity calibration Enter the settings mode and press MODE until the screen reads L Id Press ZERO to change the range 1 5 5 being the default We suggest not to change the default settings Finally press MODE key to confirm it and the display will show the next menu Linearity Dot To chan...

Page 13: ...atly How to calibrate Enter the settings mode by pressing MODE and TARE while you turn on the power Press the MODE key 6 times until the display reads E 0000 Press UNIT to choose the calibration weight we suggest to use 2 3 of the weight of the scales capacity ex E5 0000 would mean you calibrate with a 5kg weight You can change the weight by using the ZERO key to go up and the TARE key to go down ...

Page 14: ...CONTACT US Please e mail sales optimascale com for any sales related question Please e mail support optimascale com for any support related questions Don t forget to visit our website at optimascale com ...

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