VOLTCRAFT DS-50S Tabletop Scale Instruction Manual

October 27, 2023
VOLTCRAFT

VOLTCRAFT-DS-50S-Tabletop-Scale-logo

VOLTCRAFT DS-50S Tabletop Scale

VOLTCRAFT-DS-50S-Tabletop-Scale-product

Intended use

The product is a digital scale. Use the product to weigh objects up to 50 kg. Power can be supplied by battery or power adaptor (not included). The product is intended for indoor use only. Do not use it outdoors.  Contact with moisture must be avoided under all circumstances.If you use the product for purposes other than those described, the product may be dam-aged. Improper use can result in short circuits, fires, or other hazards. The product complies with the statutory national and European requirements. For safety and approval purposes, you must not rebuild and/or modify the product. Read the operating instructions carefully and store them in a safe place. Make this product available to third parties only together with the operating instructions. All company names and product names are trademarks of their respective owners. All rights reserved.

Delivery contents

  • Product
  • 3x 1.5V AAA batteries
  • Operating instructions

Latest product information

Download the latest product information at www.conrad.com/downloads or scan the QR code shown. Follow the instructions on the website.

Symbols in this document

  • The symbol warns of hazards that can lead to personal injury. Read the informa-tion carefully.
  • The arrow symbol indicates special information and advice on operation.

Safety instructions

Read the operating instructions carefully and especially observe the safety information. If you do not follow the safety instructions and information on proper handling, we assume no liability for any resulting personal injury or damage to property. Such cases will invalidate the warranty/guarantee.

General

  • The product is not a toy. Keep it out of the reach of children and pets.
  • Do not leave packaging material lying around carelessly. This may become dangerous playing material for children.
  • If you have questions which remain unanswered by this information product, contact our technical support service or other technical personnel.
  • Maintenance, modifications and repairs must only be completed by a technician or an authorised repair centre.

Handling

  • Handle the product carefully. Jolts, impacts or a fall even from a low height can damage the product.

Operating environment

  • Do not place the product under any mechanical stress.
  • Protect the appliance from extreme temperatures, strong jolts, flammable gases, steam and solvents.
  • Protect the product from high humidity and moisture.
  • Protect the product from direct sunlight.

Operation

  • Consult an expert when in doubt about the operation, safety or connection of the appli-ance.
  • If it is no longer possible to operate the product safely, take it out of operation and pro-tect it from any accidental use. DO NOT attempt to repair the product yourself.

Safe op-eration can no longer be guaranteed if the product:

  • is visibly damaged,
  • is no longer working properly,
  • has been stored for extended periods in poor ambient conditions or
  • has been subjected to any serious transport-related stresses.

Batteries

  • Correct polarity must be observed while inserting batteries.
  • The batteries should be removed from the device if it is not used for a long period of time to avoid damage through leaking. Leaking or damaged batteries might cause acid burns when in contact with skin, therefore use suitable protective gloves to handle corrupted batteries.
  • Batteries must be kept out of reach of children. Do not leave batteries lying around, as there is risk, that children or pets swallow them.
  • All batteries should be replaced at the same time. Mixing old and new batteries in the device can lead to battery leakage and device damage.
  • Batteries must not be dismantled, short-circuited or thrown into fire. Never recharge non-rechargeable batteries. There is a risk of explosion!

Product overview

  1. Display
  2. Weighing platform
  3. DC 5V power input
  4. Battery compartment
  5. Function buttons

Power supply

Insert batteries

  1. Remove the battery compartment cover.
  2. Insert batteries matching the polarity shown inside the compartment.
  3. Replace the compartment cover.

Note: Replace the batteries when the low voltage indicator “LO” appears on the display

External power supply

Note: Current will not flow into the batteries when the DC input is connected.

Operation

Weighing
Preconditions:

  • You are working on a stable, horizontal, and even surface.
  1. Press ON/OFF to turn the power ON.
    Wait for “0.0” to show. If another value appears press TARE.

  2. Press MODE to toggle through units of measurement (lb:oz, kg:g, lb, oz). You can adjust the unit of measurement at any time.

  3. Place the object to be weighed onto the weighing platform.
    If the weight exceeds the weighing range, the display will show “Err”. Immediately re-move the object(s) from the weighing platform.

  4. Press ON/OFF to turn the power OFF.

  • The power will automatically switch off after 285 seconds of inactivity.
  • Press HOLD to lock a readout for 30 secs, or press hold again to cancel the hold.

Tare function

  • The tare function factors in the weight of the container so the scale only shows the net weight of the object being weighed.
  • The maximum weighing capacity includes the weighing container. It is recommended to use a weighing container that is as light as possible.
  1. Press ON/OFF to turn the power ON.
  2. Place an empty measuring container (bowl, basket, etc.) onto the weighing platform. Wait until the display stabilizes.
  3. Press TARE. The display will show the value “0.0”.
  4. Place the object to be weighed into the measuring container.
  5. The weight shown will be the net weight of the object you are weighing.
  6. To continue weighing without the measuring container, remove the container from the weighing surface and press TARE.
  7. Press ON/OFF to turn the power OFF.

Counting
This function determines the quantity of equal weight objects in batches.

  1. Press ON/OFF to turn the power on.
  2. Place (25, 50, 75 or 100) objects on the weighing platform.
  3. Press and hold PCS until the number “25” appears on the display.
  4. Press MODE repeatedly to set a reference unit number (25, 50, 75 or 100).
  5. Press PCS. The display will show the number of units.
  6. Add or remove objects from the weighing platform.
  7. Press MODE to return to normal weighing mode.
  • Press HOLD to lock a readout for 30 secs, or press hold again to cancel the hold.

Calibration
The scale was calibrated at the factory. If accuracy fails, first try replacing the batteries.

Preconditions:

  • A standard test weight of 5000 g or 10000 g is required for calibration.
  • The weighing platform must be empty.
  1. Press ON/OFF to turn the power on.
  2. Press and hold MODE until the display shows capacity “50000 g”, then press MODE again. The display will show “5000 g.”
  3. Press TARE to select a test weight or 5000 g or 10000 g.
  4. Press MODE to select the weight. The display will alternate between “CAL” and the se-lected weight.
  5. Place the selected test weight on the weighing platform.
  6. Calibration is completed when “PASS” appears on the display. This may take a few moments.
  7. If a calibration error has occurred, “Err” will show on the display. Switch the power ON/OFF and then repeat the process.
  8. Remove the weight.
  9.  Press ON/OFF to turn the power OFF.

Disposal

Product

This symbol must appear on any electrical and electronic equipment placed on the EU market. This symbol indicates that this device should not be disposed of as unsorted municipal waste at the end of its service life. Owners of WEEE shall dispose of it separately from unsorted municipal waste. Spent batteries and accumulators, which are not enclosed by the WEEE, as well as lamps that can be removed from the WEEE in a non-destructive manner, must be removed by end users from the WEEE in a non-destructive manner before it is handed over to a collection point. Distributors of electrical and electronic equipment are legally obliged to provide free take-back of waste. Conrad provides the following return options free of charge (more details on our website):

  • in our Conrad offices
  • at the Conrad collection points
  • at the collection points of public waste management authorities or the collection points set up by manufacturers or distributors within the meaning of the ElektroG

End users are responsible for deleting personal data from the WEEE to be disposed of.
It should be noted that different obligations about the return or recycling of WEEE may apply in countries outside of Germany.
(Rechargeable) batteries
Remove batteries/rechargeable batteries, if any, and dispose of them separately from the product. According to the Battery Directive, end users are legally obliged to return all spent batteries/rechargeable batteries; they must not be disposed of in the normal household waste. Batteries/rechargeable batteries containing hazardous substances are labelled with this symbol to indicate that disposal in household waste is forbidden. The abbreviations for heavy metals in batteries are: Cd = Cadmium, Hg = Mercury, Pb = Lead (name on (rechargeable) batteries, e.g. below the trash icon on the left). Used (rechargeable) batteries can be returned to collection points in your municipality, our stores or wherever (rechargeable) batteries are sold. You thus fulfil your statutory obligations and contribute to environmental protection. Batteries/rechargeable batteries that are disposed of should be protected against short cir-cuit and their exposed terminals should be covered completely with insulating tape before disposal. Even empty batteries/rechargeable batteries can contain residual energy that may cause them to swell, burst, catch fire or explode in the event of a short circuit.

Cleaning and care

Important:

  • Do not use aggressive cleaning agents, rubbing alcohol or other chemical solutions. They damage the housing and can cause the product to malfunction.
  • Do not immerse the product in water.
  1. (If applicable) disconnect the product from the power supply.
  2. Clean the product with a dry, fibre-free cloth.

Technical data

  • Power supply . ………………………….. 3x 1.5 V AAA batteries 5 – 6 V/DC, max. 1.0 A
  • Capacity. ………………………………….. max. 50 kg
  • Accuracy ………………………………….. ±8 g
  • Units ……………………………………….. kg:g, lb, oz, lb:oz
  • Graduation… …………………………….. 1 g
  • Weighing platform. …………………….. Stainless steel
  • Auto power off ………………………….. 285 seconds
  • Operating / storage conditions …….. +5 to +35 °C, 20 – 80 % RH (non-condensing)
  • LCD (W x H) …………………………….. 75 x 30 mm
  • Dimensions (W x H x D) (approx.).. 180 x 38 x 260
  • Weight (approx.). ………………………. 1105 g (without batteries)

This is a publication by Conrad Electronic SE, Klaus-Conrad-Str. 1, D-92240 Hirschau (www.conrad.com).
All rights including translation reserved. Reproduction by any method (e.g. photocopying, microfilming or the capture in electronic data processing systems) requires prior written approval from the editor. Reprinting, also in part, is prohibited. This publication reflects the technical status at the time of printing.
Copyright by Conrad Electronic SE.

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References

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