Metrohm 728 Manual
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Metrohm 728 Manual

Magnetic stirrer
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  • Page 1 728 Magnetic Stirrer Manual 8.728.8001EN...
  • Page 3 Metrohm AG CH-9100 Herisau Switzerland Phone +41 71 353 85 85 Fax +41 71 353 89 01 info@metrohm.com www.metrohm.com 728 Magnetic Stirrer Manual 8.728.8001EN 03.2013 fpe...
  • Page 4 Teachware Metrohm AG CH-9100 Herisau teachware@metrohm.com This documentation is protected by copyright. All rights reserved. Although all the information given in this documentation has been checked with great care, errors cannot be entirely excluded. Should you notice any mistakes please send us your comments using the address given above.

  • Page 5: Table Of Contents

    General notes ................ 9 4.1.1 Care ..................9 4.1.2 Maintenance by Metrohm Service ..........9 Quality Management and qualification with Metrohm . . 10 5 Technical specifications Magnetic stirrer ..............11 Power supply ..............11 Interfaces and connectors ..........11 Safety specifications ............
  • Page 6 Scope of delivery per model version ......... 16 7.1.1 728 Magnetic Stirrer .............. 16 7.1.2 728 Magnetic Stirrer with 115 V US power supply unit ..17 7.1.3 728 Magnetic Stirrer with 230 V EURO power supply unit ..18 7.1.4 728 Magnetic Stirrer with 115 V US power supply unit and stand ..................
  • Page 7 ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ Table of figures Table of figures Figure 1 Front ....................6 Figure 2 Rear with stand ................. 7 ￭￭￭￭￭￭￭￭ 728 Magnetic Stirrer...

  • Page 9: Introduction

    7, page 16). 1.1.2 Connectors The 728 Magnetic Stirrer needs 5 to 12 V DC voltage. The 728 Magnetic Stirrer is supplied with power via a direct connection to a Titrino, Dosino or via a power supply unit. 1.1.3 Intended use The 728 Magnetic Stirrer is designed for usage in analytical laboratories.

  • Page 10: About The Documentation

    This symbol draws attention to a possible hazard due to heat or hot instrument parts. Warning This symbol draws attention to a possible biological hazard. Caution This symbol draws attention to a possible damage of instruments or instrument parts. ￭￭￭￭￭￭￭￭ 728 Magnetic Stirrer...

  • Page 11: Safety Instructions

    The electrical safety when working with the instrument is ensured as part of the international standard IEC 61010. WARNING Only personnel qualified by Metrohm are authorized to carry out service work on electronic components. WARNING Never open the housing of the instrument. The instrument could be damaged by this.

  • Page 12: Tubing And Capillary Connections

    Recycling and disposal This product is covered by European Directive 2002/96/EC, WEEE – Waste from Electrical and Electronic Equipment. The correct disposal of your old equipment will help to prevent negative effects on the environment and public health. ￭￭￭￭￭￭￭￭ 728 Magnetic Stirrer...
  • Page 13 ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 1 Introduction More details about the disposal of your old equipment can be obtained from your local authorities, from waste disposal companies or from your local dealer. ￭￭￭￭￭￭￭￭ 728 Magnetic Stirrer...

  • Page 14: Overview Of The Instrument

    ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 2 Overview of the instrument Figure 1 Front Sample space On/off signal light On/off switch Shift rate controller ￭￭￭￭￭￭￭￭ 728 Magnetic Stirrer...
  • Page 15 ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 2 Overview of the instrument Figure 2 Rear with stand Connector plug Stand clamping screw Stand Cable cut-out ￭￭￭￭￭￭￭￭ 728 Magnetic Stirrer...

  • Page 16: Installation

    The instrument should be protected against excessive temperature fluctu- ations and direct sunlight. Installing the magnetic stirrer The 728 Magnetic Stirrer is fastened to a support rod with a diameter of 10 mm. Connecting the magnetic stirrer Power supply The 728 Magnetic Stirrer needs 5 to 12 V DC voltage.

  • Page 17: Operation And Maintenance

    4.1.2 Maintenance by Metrohm Service Maintenance of the 728 Magnetic Stirrer is best carried out as part of annual service, which is performed by specialist personnel from Metrohm. If working frequently with caustic and corrosive chemicals, a shorter main- tenance interval could be necessary.

  • Page 18: Quality Management And Qualification With Metrohm

    Maintenance The electronic and mechanical functional groups of Metrohm instruments can and should be checked by specialist personnel from Metrohm as part of a regular preventive maintenance schedule. Please ask your local Metrohm representative regarding the precise terms and conditions involved in concluding a corresponding maintenance agreement.

  • Page 19: Technical Specifications

    ≤ 2.5 VA Power consump- tion Interfaces and connectors The 728 Magnetic Stirrer does not have any control interfaces. It is oper- ated and controlled via the power supply. Safety specifications This instrument fulfills the following electrical safety requirements: CE marking in accordance with the EU directives: 2006/95/EC (Low Voltage Directive, LVD) ￭...

  • Page 20: Electromagnetic Compatibility (Emc)

    EN/IEC 61000-4-14 ￭ EN/IEC 61000-4-28 ￭ Ambient temperature Nominal function +5 - +45 °C range Transport and –40 - +70 °C storage Reference conditions Ambient tempera- +25 °C (± 3 °C) ture ≤ 60% Relative humidity ￭￭￭￭￭￭￭￭ 728 Magnetic Stirrer...

  • Page 21: Dimensions/Material

    ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 5 Technical specifications Dimensions/material Width 90 mm Height 76 mm Depth 150 mm Weight 660 g (without accessories) Material Housing, upper part Housing, bot- Steel sheet, stove-enameled tom part ￭￭￭￭￭￭￭￭ 728 Magnetic Stirrer...
  • Page 22 ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 6 Warranty (guarantee) Metrohm guarantees that the deliveries and services it provides are free of defects in materials, design or manufacturing. The general warranty period is 36 months (exclusions below) from the date of delivery or 18 months in the event of continuous operation. The...
  • Page 23 Metrohm, such as improper storage or improper use, etc., are expressly excluded from the warranty. Metrohm also offers a 120 month spare parts availability guarantee and a 60 month PC software support warranty, calculated from the date on which the product is withdrawn from the market. The content of this war-...

  • Page 24: Scope Of Delivery Per Model Version

    Subject to change without notice. Scope of delivery per model version NOTE After receiving the instrument, check the shipment to ensure that it is complete. In doing so, check the version (order number) of your 728 Magnetic Stirrer. 728 Magnetic Stirrer 2.728.0010 Qty.

  • Page 25: 728 Magnetic Stirrer With 115 V Us Power Supply Unit

    Qty. Order no. Description 6.2108.100 Connection cable for 622/649/703/728, 0.5 For supplying power to 622, 649, 728 Stirrers and 703 Ti Stand from control instruments and corresponding Dosimats Length (m): 6.2108.110 Cable 622/649/703/728 / 1 m For supplying power to 622, 649, 728 Stirrers and 703 Ti Stand from...

  • Page 26: 728 Magnetic Stirrer With 230 V Euro Power Supply Unit

    Outer diameter (mm): Length (mm): 6.2117.020 Power adapter EU 230 V / 9 V DC With EU mains plug. Input: 220...240 V AC. For 622, 649, 722, 728 Stirrers, 727 Ti Stand or Spectrosense. Output: 9 V DC/0.2 A Length (m): 8.728.8001EN 728 Magnetic Stirrer Manual 7.1.4...
  • Page 27 Outer diameter (mm): Length (m): 6.2119.020 Mains adapter US 110V/9V DC With US mains plug. Input: 220...240 V AC. For 622, 649, 722, 728 Stirrers or 727 Ti Stand. Output: 9 V DC/0.2 A Length (m): 8.728.8001EN 728 Magnetic Stirrer Manual ￭￭￭￭￭￭￭￭...

  • Page 28: 728 Magnetic Stirrer With 230 V Euro Power Supply Unit And Stand

    Outer diameter (mm): Length (m): 6.2117.020 Power adapter EU 230 V / 9 V DC With EU mains plug. Input: 220...240 V AC. For 622, 649, 722, 728 Stirrers, 727 Ti Stand or Spectrosense. Output: 9 V DC/0.2 A Length (m): 8.728.8001EN 728 Magnetic Stirrer Manual ￭￭￭￭￭￭￭￭...

  • Page 29: 728 Magnetic Stirrer Complete For Titrino/Dosimat

    ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 7 Accessories 7.1.6 728 Magnetic Stirrer complete for Titrino/Dosimat 2.728.0040 Qty. Order no. Description 1.728.0010 Magnetic Stirrer 6.1903.020 Stirring bar / 16 mm Stirring Bar with magnetic core, PTFE coated, length 16 mm Material: PTFE Outer diameter (mm): Length (mm): 6.1903.030...

  • Page 30: Optional Accessories

    728 Magnetic Stirrer Manual Optional accessories 728 Magnetic Stirrer 2.728.0010 Order no. Description 6.2138.010 Cable 692/780/781 - 665/765 - 722/727/728 Connecting 692, 780, 781 pH/Ion Meters to 622, 649, 722 Stirrers or 727 Ti Stand and 665, 765 Dosimats ￭￭￭￭￭￭￭￭ 728 Magnetic Stirrer...
  • Page 31 7 Accessories Order no. Description 6.2138.020 Cable 692 - 765 - 776 - 722/727/728 Connecting 692 pH/Ion Meter to 622, 649, 722 Stirrers or 727 Ti Stand and 665, 765 Dosimats and 725, 776 Dosimats (for auxiliary solutions) Length (m): 8.000.6077EN...
  • Page 32 Electrostatic charge ....4 Service ........3 Standards ......11, 12 Optional accessories ....22 GLP .......... 10 Guarantee ........ 14 Validation ......... 10 Power supply Power consumption ... 11 Instrument description ....1 Warranty ........14 ￭￭￭￭￭￭￭￭ 728 Magnetic Stirrer...

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