Order-No. 8174/RSS20


Precision Scale OnBalance RELOADR™ RSS-20

Upgraded high-precision digital scale. This portable precision digital scale is cut out for your toughest jobs! Hard plastic case with rubber grips. Extra-large white LCD display and easy-to-use flush buttons.

Scope of delivery

  • Scale RSS-20
  • 2x 10 g Caibration Weights
  • 2x AAA-Batteries
  • Plastic-Tweezer
  • Lid removable
  • Anti-vibration Mat
  • Weighing/Powder pan
  • User Guide
  • Plastic carrying case

Unit Specifications:

  • Weighing Units: g, gn
  • Capacity max: 20,000 g/ 300,00 gn
  • Readability: 0,001 g / 0,05 gn
  • Boxed Weight: 545 g
  • Boxed Dimensions: 23,5 x 18,5 x 4,5 cm
  • Net Weight (with/without Batteries): 169 g / 147 g
  • Scale Dimensions: 14,2 x 8,5 x 2,4 cm
  • Platform Size: 77 x 60 mm
  • Display: 41 x 20 mm
  • Power: 2x AAA Batteries (included)
  • Calibration Weight: 2x 10 g (included)
  • Auto shut-off after 180 seconds of inactivity (adjustable off/60/120/180 sec.)

Key Descriptions

  • ON/OFF - Turns the scale ON or OFF.
  • MODE - Changes the weighing unit.
  • TARE - Zeroes the scale. Also subtracts the weight of an empty container (see Tare Function).


  1. Press the ON/OFF key to turn the scale on.
  2. Place the item on the centre of the weighing platform.
  3. Take your reading from the display.
    You can press the MODE key to convert between weighing units.
  4. The scale's auto-off function will turn the scale off after 3 minutes of inactivity or you can press the ON/OFF key to turn the scale off.

Unhinging The Cover/Tray

  1. Open the cover so it lays flat.
  2. Slide the cover to the left.
  3. You can now use the lid as a tray by placing it on the scale and pressing TARE.

Tare Function

The Tare function allows you to subtract the weight of a container so that the display only shows the weight of the contents.

NOTE: The weight of the container will subtract from the available capacity and will leave a negative value on the display once the weight is removed. Press TARE again to return the display to zero.

  1. Place an empty tray or container on the platform.
  2. Press TARE key to subtract the container weight.
  3. Add items to the containers  to see their weight on the display.


Your scale comes calibrated from the factory and most users won't need to calibrate their scale for a long time. You should check your scale's accuracy periodically using calibration weights and perform calibration if necessary.


Calibratlon adjustment is permanent and should only be performed using accurate calibratlon weights that match the exact requlrements for your scale. Do not use coins or other household items to calibrate your scale.

  1. Prepare the included 2x10 g calibration welghts.
  2. Find a flat and level surface to perform calibration and let the scale adjust to room temperature.
  3. Press ON/OFF to turn the scale on and wait for the scale to stabilise.
  4. Press and hold the MODE key untll the display shows 'CAL'.
  5. Make sure nothing is on the platform then press MODE to conflrm the zero point.
  6. The display will then flash 10 g.
  7. Place a 10 g calibration weight on the centre of the platform.
  8. The display will then flash 20 g.
  9. Place the second 10 g calibration weight on the centre of the platform.
  10. The display will show 'PASS' then return to normal weighing mode.
  11. You may now turn the scale off or continue weighing.


Worth knowing

The oldest pocket scale company in the UK & the biggest pocket scale company in the world!

OnBalance previously known as Dalman (Import & Export) Ltd started trading in 1978. Since then, they had been distributing miniscales throughout Europe and the world since 1989. After many years of product development for exclusive moulds and designs, they now have distributors managing all parts of sales to order fulfilment.

Their long standing success is a result of hard work dedicated to customer service and reliable products. All OnBalnce products carry a minimum 3 year warranty.

Where can I find the batteries?

If batteries are included in the scope of delivery, they are already installed in the battery compartment, depending on the scale model. Please first remove the batteries from the battery compartment and remove the protective film. Then simply reinsert the batteries in the labelled orientation and close the battery compartment.

50Gx0,001G / 250CTx0,001CT
Order-No. 8174/SEN250
82,11 €
incl. VAT


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