Table of Contents Page Safety Instructions Function and Limitations of Use Operating and Control Elements Inserting the PD-Tip Setting the Volume Filling the PD-Tip Repetitive Dispensing Ejecting the PD-Tip Checking the Volume Accuracy Table Servicing · Cleaning · UV sterilization Ordering Information ·...
Safety Instructions Please read the following carefully! This instrument may sometimes be used with hazardous materials, opera- tions, and equipment. It is beyond the scope of this manual to address all of the potential safety risks associated with its use in such applications. It is the responsibility of the user of this pipette to consult and establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
Function and Limitations of Use S is a repetitive pipette for quick and simple repetitive The HandyStep ® dispensing of liquids. Volumes from 2 µl to 5 ml can be dispensed with the highest precision and accuracy through combinations of the PD-Tip size used and adjustment of the stroke setting on the stroke-setting wheel.
Operating and Control Elements Volume table Instrument backside, Stroke indicator under transparent clip (Number = mm per stroke) Stroke setting wheel Dispensing lever (Start position) Finger rest Hand grip Locking/filling lever • Lock/decouple piston • Aspirate • Empty completely The volume table on the instrument back- side is printed on both Ejection key...
Inserting the PD-Tip • Use of the 25 ml and 50 ml PD-Tips requires the reusable adapter supplied with the PD-Tips. This is coupled to the PD-Tips with a bayonet lock, and can be detached after use. • PD-Tips are disposables. Push the Swing out the locking/...
Setting the Volume S are listed in tables. The possible dispensing volumes of the HandyStep ® These are found beneath the transparent clip on the backside of the instrument. There are 9 half-integral stroke setting positions, from 1 to 5. Look for the desired dispensing volume (Volume) in the table.
Filling the PD-Tip Aspirating Liquid Note: We recomend that a new PD tip has to be primed before use. For this, fill the tip at a minimum with the liquid and then empty it again. Small air bubbles in the area of the piston after priming do not affect the results.
Repetitive Dispensing Dispensing Operation Check the volume setting once again. (Compare with the settings in the volume table.) Wipe off any liquid adhering to the outside of the PD-Tip orifice with a lint-free tissue. Place the orifice of the PD-Tip against the wall of the vessel.
Ejecting the PD-Tip Operation S over a vessel. Hold the HandyStep ® Empty the PD-Tip by pushing the locking/filling lever to its lower stop. Swing out the locking/filling lever (the piston will then be decoupled). Hold the HandyStep S over the ®...
Checking the Volume Depending on use, we recommend that gravimetric testing of the instru- ment be carried out every 3-12 months. This time frame should be adjusted to individual requirements. Gravimetric volume testing according to DIN EN ISO 8655-5 is performed as follows: Preparation of the instrument Fitting tip.
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*) = Calculation of accuracy (A%) and variation coefficient (CV%): A% and CV% are calculated according to the formulas for statistical control. Note: Testing instructions (SOPs) and a demo version of the EASYCAL calibration software are available for download at www.brand.de.
In case this happens, let the instrument be opened and cleaned by an autho- rized service center, or send it back to BRAND. The rack mount is provided with an adhesive strip for mounting. It can be used without the strip in the...
Troubleshooting Problem Possible cause Corrective action PD-Tip piston Locking/filling lever First press the ejection cannot be locked is not pushed down key and remove the after the PD-Tip completely and is not PD-Tip, then push the has been inserted. swung out. locking/filling lever all the way down and swing it out completely.
– Complete the “Declaration on Absence of Health Hazards” and send the instrument to the manufacturer or supplier. Ask your supplier or manufac- turer for the form. The form can also be downloaded from www.brand.de. In the U.S. and Canada: –...
Service. Just send in the instruments to be calibrated, accompanied by an indication of which kind of calibration you wish. Your instruments will be returned within a few days together with a test report (BRAND Calibration Service) or with a DAkkS Calibration Certificate. For further information, please contact your dealer or BRAND.
Warranty We shall not be liable for the consequences of improper handling, use, servicing, operating or unauthorized repairs of the instrument or the consequences of normal wear and tear especially of wearing parts such as pistons, seals, valves and the breakage of glass as well as the failure to follow the instructions of the operating manual.
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