Elma Elmasonic xtra ST 1900S Operating Instructions Manual Download

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Elma Schmidbauer GmbH Gottlieb-Daimler-Str. 17 D-78224 Singen Phone +49 (

)7731 / 882-0 Fax +49 (

)7731 / 882-266

[email protected]

w ww.elma-ultrasonic.com

document ref. 107 7424

Operating Instructions

Elmasonic xtra ST 1900S

Ultrasonic Cleaning Unit



english

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Summary of Contents for Elmasonic xtra ST 1900S

Page 1: ...ieb Daimler Str 17 D 78224 Singen Phone 49 0 7731 882 0 Fax 49 0 7731 882 266 info elma ultrasonic com www elma ultrasonic com document ref 107 7424 Operating Instructions Elmasonic xtra ST 1900S Ultrasonic Cleaning Unit english ...

Page 2: ...es 10 4 8 Technical details 11 4 9 Description of unit features 12 4 10 Description of ultrasonic tank 13 4 11 Description of operating elements 14 5 Before initial operation 15 5 1 Unpacking and placement 15 5 2 Connecting the unit to the mains 16 6 Putting unit into operation 17 6 1 Filling of the unit 17 6 2 Heating up of the cleaning liquid 18 6 3 Degassing of cleaning liquid 19 6 4 Setting of...

Page 3: ...ng solvents 25 8 2 Limitations on aqueous cleaners 26 8 3 List of recommended cleaning media 27 9 Maintenance 27 9 1 Maintenance and care 27 9 2 Service life of the ultrasonic cleaner 28 9 3 Repair 28 9 4 Malfunctions 29 9 5 Replacing the electronic unit 30 10 Putting out of action and waste disposal 32 11 Manufacturer s contact address 32 ...

Page 4: ...ns equipment or cleaning items caused by improper use against the instructions given in the present manual The operator is responsible for the correct instruction of the operating staff 2 1 Instructions for the use of the present manual Warning symbols used in the present manual This symbol warns of the risk of injury caused by electricity This symbol warns of the risk of injury caused by explosio...

Page 5: ...aintenance and care of the unit in case of suspected humidity inside the unit or in case of malfunctions and after operation pull the mains plug The unit must be opened by authorised specialised personnel only The unit must be operated with aqueous cleaning media only Flammable liquids must not be treated by ultrasound directly in the cleaning tank risk of fire and explosion Risk of burning and sc...

Page 6: ...ic emissions do arise during ultrasound operation that may under circumstances cause hearing damage to the foetus We recommend pregnant people not to spend long periods of time near an ultrasonic cleaning device Elma Schmidbauer products with the CE mark comply with the European EMC and Low Voltage Directive and adhere to the prescribed EMC limit values so that the electromagnetic radiation emitte...

Page 7: ...ning result depends on four factors Ultrasonic energy is probably the most important mechanical factor in the cleaning process This energy must be transmitted through a liquid medium to the surfaces which are to be cleaned The present Elmasonic unit is fitted with the innovative sweep function device electronic oscillation of the sound field sweep function prevents the formation of zones of low pe...

Page 8: ... 6 2 3 Degas the cleaning liquid operation in pulse mode at 45 kHz Section 6 3 4 Select the cleaning frequency 25kHz or 45 kHz depending on the intended cleaning application Section 6 4 5 Activate the operating mode pulse if required for the intended cleaning application Section 6 5 6 Switch on the ultrasound manual or automatic start up Section 7 1 and Section 7 2 7 Put the cleaning items into th...

Page 9: ...us contaminations also the operational readiness of the unit cavitational threshold reached after an exchange of the cleaning liquid or after an exchange of baskets is optimized through a shortening of the cleaning periods heating variable 30 C 80 C temperature controlled ultrasonic operation ultrasound starts automatically as soon as the pre set temperature is reached automatic safety switch off ...

Page 10: ...roved for business purposes with regard to electromagnetic interference In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures For this please contact your supplier or the manufacturer of the unit 4 4 RFI compliance information USA This device complies with part 18 of the FCC Rules 4 5 RFI compliance information Canada I...

Page 11: ...trical Data Mains voltage Vac 230 240 50 60 Hz Ultrasonic frequency switchable kHz 25 45 Power consumption total W 3350 Ultrasonic power effective W 1000 25 45 kHz Ultrasonic peak power max W 4000 25 45 kHz Heating power W 2300 IP protection class IP23 Accessories Basket accessory internal dimensions W D H ca mm 360x560x240 Acoustic level Sound pressure level LpAU 80 dB Ultrasonic level LpZ 110 dB...

Page 12: ...ons Description please see Section 4 11 Operating unit with powerful electronics easy care and simple to exchange Support frame for the safe and stable fastening of the unit to the floor suitable for transportation by forklift Rollers for an improved mobility of the unit when empty Ball valve 3 4 to drain the ultrasonic tank Carrying handles Plastic basket support to protect the tank surface A B C...

Page 13: ...el marking Level sensor for filling level monitoring must be immersed during operation Ultrasonic tank made of stainless steel The transducers are mounted at 2 side walls The tank bottom is inclined towards the drain Protecting bar for heating element Plastic basket support to protect the tank surface Heating element Filling level marking for minimum filling level A B C D E F B D A C E F ...

Page 14: ...or set period and remaining period The set value is indicated by a permanent red LED the remaining cleaning period is indicated by a flashing LED Setting of cleaning time Short period operation 1 2 3 4 5 10 15 20 25 30 min automatic switch off Permanent operation for continued operation Switch off by hand For reasons of safety the unit is automatically switched off after 12 h permanent operation U...

Page 15: ...t be used Ensure that the workplace is sufficiently ventilated Risk of electrocution due to humidity inside the unit Protect the unit from entering humidity The unit inside is splash proof Keep workplace and casing dry in order to prevent electrical accidents and damages on the unit Risk of damage to the unit due to insufficient ventilation This unit must be operated while mounted on the delivered...

Page 16: ...ocket Only connect the plug to an easily accessible socket since it serves as a disconnector For the models for operation on one phase 230 240 V N PE the mains plug serves as disconnector to render the unit free of electrical energy The units must only be disconnected from the mains power supply when they are in standby mode If peripheric units from third party providers have to be supplied with p...

Page 17: ...e prohibited for use in an ultrasonic bath Please observe the safety warnings in Section 8 Cleaning media Risk of fire and explosion Never use flammable liquids or solvents directly in an ultrasonic cleaning bath Ultrasonic activity increases the vaporisation of liquids and creates a very fine mist which can catch fire on any ignition source Observe the instructions on limitations of use given in ...

Page 18: ...he cleaning task at hand High temperatures Risk of burning and scalding Cleaning liquid ultrasonic tank housing cover basket and cleaning items may heat up considerably depending on the temperature inside the bath Do not reach inside the bath Wear protective gloves to handle the unit and basket 1 Press the key on off Fig 4 11 A the green LED in the key is lighted 2 Press the key heating Fig 4 11 B...

Page 19: ...requency Fig 4 11 G The green LED in the key is lighted 3 Press the key pulse Fig 4 11 H The green LED in the key is lighted After approx 5 to 10 minutes the cleaning liquid is degassed You can carry out the degassing during the heating process 6 4 Setting of ultrasonic frequency The present unit can be operated at two different ultrasonic frequencies The ultrasonic frequency is set by means of th...

Page 20: ... pulse Fig 4 11 H The green LED in the key indicates the operation in pulse mode pulse can be switched on or off as required during operation Cleaning items with sensitive surfaces may be adversely affected by a combination of pulse and 25 kHz Please treat sensitive items at 25 kHz plus pulse for short periods only Also the sound giving surface of the cleaning tank is subject to a higher degree of...

Page 21: ...the heating switched off During permanent operation with cover temperatures exceeding 60 C can be reached During permanent operation with cover and heating temperatures exceeding 80 C can be reached Do not reach inside the bath If necessary touch unit and basket with protecting gloves Ultrasonic units can produce annoying sounds Wear personal ear protection devices when working close to an ultraso...

Page 22: ...asound is automatically switched off For longer periods of ultrasonic treatment select the continued operation mode In this operating mode there is no automatic switch off The ultrasound must be switched off by the operator by pressing the key ultrasound Fig 4 11 I Automatic safety switch off after 12 h operation to prevent unintended permanent operation Start the ultrasonic activity by pressing t...

Page 23: ... A continued shifting of the zones of maximum sound pressure within the cleaning liquid a more homogeneous sounding of the bath is guaranteed 7 3 Cleaning with predefined standard setting For the most common cleaning tasks you can select a standard setting programmed by the manufacturer The cleaning process is automatically started when the temperature in the bath has reached 60 C the cleaning tim...

Page 24: ... must be rinsed and dried when the cleaning process is finished The choice of the rinsing medium or media depends on the type of cleaning medium that used and on the cleanness requirements for the cleaned items In certain cases it may be recommended to rinse the items in an ultrasonic bath When the cleaning liquid is contaminated to such a degree that it will no longer produce satisfying cleaning ...

Page 25: ...mist that can catch fire on any ignition source at any time Do not fill potentially explosive substances and flammable solvents marked in compliance with the EEC directives by symbols and safety warnings R 1 to R 9 or E F F O or R 10 R 11 or R 12 for flammable substances into the stainless steel tank for ultrasonic treatment In compliance with the general regulations on the protection of labour ce...

Page 26: ...cid of medical systems which are contaminated by physiological saline Risk of damage to the unit do not use cleaning solutions containing more than 0 5 mass alkali KOH and or NaOH in an ultrasonic cleaning tank Potassium hydroxide solution will cause stress cracks in the ultrasonic tank The above limitations for the use of chemicals in an ultrasonic bath also apply for the aforementioned chemicals...

Page 27: ...case of visible leaks in the ultrasonic tank e g if there are any inexplicable stains or residues of cleaning liquid under or next to the unit if there is a high loss of liquid from the filled unheated tank which is not due to vaporization Inform your supplier or the manufacturer of the unit on the leak and the cleaning medium used Return the unit to the manufacturer or to your supplier for inspec...

Page 28: ...concerning the kind of removed contamination see instructions Section 8 2 Note on Risk of damage to the ultrasonic tank and information thereon Exchange the cleaning liquid regularly In particular abrasive particles from removed contaminations e g polishing pastes must be drained and removed from the cleaning tank as frequently as possible exchange the cleaning bath Do not operate the ultrasound u...

Page 29: ...ter the other Switch the device off and on again If the malfunction persists the device is defective Check the connection cable between the electronic unit and the temperature sensor If OK there is an error in the electronic unit replace the electronic unit The LEDs of the indicator for the ultrasonic cleaning duration light one after the other The LEDs of the indicator for the ultrasonic cleaning...

Page 30: ...trical connection cables are fitted with connectors 1 Undo the 4 Allen screws see Fig 9 5 1 2 Remove the electronic unit out of the device 3 Disconnect the connectors from the defective electronic unit Fig 9 5 2 A Temperature sensor B1 HF connection grey do not confuse the connectors B2 HF connection white do not confuse the connectors C Mains connection D Heater connection 4 Plug the connectors i...

Page 31: ...Maintenance Elma Schmidbauer GmbH BA_ Elmasonic xtra ST 1900S_EN_Vers 04 2019 31 Fig 9 5 2 Position of the connectors A B1 B2 C D ...

Page 32: ...tact address Elma Schmidbauer GmbH Gottlieb Daimler Str 17 D 78224 Singen Phone 49 0 7731 882 0 Fax 49 0 7731 882 266 info elma ultrasonic com www elma ultrasonic com Do you have any queries or suggestions concerning the present unit its operation or the Operating Instructions Please contact us we will be glad to assist Technical Support Phone 49 0 7731 882 280 Fax 49 0 7731 882 253 support elma u...

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