Metrohm 940 Professional IC Vario ONE/ChS/LPG Manual
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Metrohm 940 Professional IC Vario ONE/ChS/LPG Manual

Metrohm 940 Professional IC Vario ONE/ChS/LPG Manual

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940 Professional IC Vario
940 Professional IC Vario ONE/ChS/LPG
Manual – Short Instructions
8.940.8108EN / 2017-07-31

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Summary of Contents for Metrohm 940 Professional IC Vario ONE/ChS/LPG

  • Page 1 940 Professional IC Vario 940 Professional IC Vario ONE/ChS/LPG Manual – Short Instructions 8.940.8108EN / 2017-07-31...
  • 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 940 Professional IC Vario 940 Professional IC Vario ONE/ChS/LPG 2.940.1250 Manual – Short Instructions 8.940.8108EN / 2017-07-31...
  • Page 4 Technical Communication Metrohm AG CH-9100 Herisau techcom@metrohm.com This documentation is protected by copyright. All rights reserved. This documentation has been prepared with great care. However, errors can never be entirely ruled out. Please send comments regarding possible errors to the address above.

  • Page 5: Table Of Contents

    4.10 Installing the pulsation absorber ........20 4.11 Injection valve ..............20 4.12 Metrohm Suppressor Module (MSM) ....... 20 4.12.1 Inserting the rotors ..............21 4.12.2 Connecting the Metrohm Suppressor Module (MSM) ..... 22 ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)
  • Page 6 4.18 Connecting the instrument to the power grid ....29 4.19 Initial start-up ..............29 4.20 Connecting and rinsing the guard column ....... 32 4.21 Connecting the separation column ........33 4.22 Conditioning ................ 35 5 Operation 6 Accessories Index ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)
  • Page 7 Rear ....................10 Figure 3 Removing the transport locking screws ..........14 Figure 4 Installing tubing weighting and aspiration filter ........ 19 Figure 5 Metrohm Suppressor Module (MSM) – Connection capillaries ..23 ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 9: About These Short Instructions

    In addition to an introduction, safety instructions and an overview of the instrument, you will also find information about instal- ling and operating the 940 Professional IC Vario ONE/ChS/LPG as well as information regarding the warranty. You can download the comprehen- sive manual as a PDF file from the Internet.

  • Page 10: Introduction

    The software controls and monitors the instrument, evaluates the measured data and manages it in a data- base. The 940 Professional IC Vario ONE/ChS/LPG consists of the following mod- ules: Housing The sturdy housing contains the instrument's electronic components, including their interfaces and three connections for separation columns (two of which are built into the installed column thermostat).
  • Page 11 (SPM Rotor) are readily interchangeable with appropriate adapters as needed. The rotors are not included in the instru- ment's scope of delivery. The rotor required for the application and any adapter that is required must be ordered separately. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 12: Intended Use

    ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 2.2 Intended use Detector Metrohm offers a series of different detectors for various analysis tasks. A suitable detector type must be ordered as a separate device. Sample degasser The sample degasser removes gas bubbles and dissolved gases from the sample.

  • Page 13: 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 14: Tubing And Capillary Connections

    This product is covered by European Directive 2012/19/EU, WEEE – Waste Electrical and Electronic Equipment. The correct disposal of your old instrument will help to prevent negative effects on the environment and public health. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 15: Symbols And Conventions

    WARNING This symbol draws attention to a possible biological hazard. CAUTION This symbol draws attention to possible damage to instruments or instrument parts. NOTE This symbol highlights additional information and tips. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 16: Overview Of The Instrument

    Offers space for the eluent bottle(s) and Offers space for two embedded detectors additional accessories. and additional accessories. Column holder Metrohm Suppressor Module (MSM) For a third separation column outside the column thermostat. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)
  • Page 17 10 Eluent degasser Two eluent degassers for two additional elu- ents. 11 Base tray 12 Low-pressure mixing valve With leak sensor. 13 Purge valve 14 High-pressure pump For deaerating the high-pressure pump. 15 Eluent degasser ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 18: Rear

    Up to two vac- tor chamber. uum pumps can be installed in an instru- ment. Only two transport locking screws are used if just one vacuum pump is installed. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)
  • Page 19 For cooling the power supply unit. May Power socket for connecting the power become hot! cable and power switch for switching the instrument on and off. 17 Knurled screws For fastening the removable back panel. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 20: Installation

    The instrument is equipped with a handle in order to make it easier to transport. The handle can be removed once the instrument is in place in the lab. Accessories You do not need any accessories for the following work steps. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 21: Removing Transport Locking Screws

    These are located at the rear of the instrument and labeled with Transport security screws. Remove these transport locking screws before the initial start-up. Accessories For this step you need: 4 mm hex key (6.2621.030) ￭ ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 22: Figure 3 Removing The Transport Locking Screws

    Store the transport locking screws in a safe place. Reinsert the transport locking screws each time you transport the instrument a significant dis- tance. CAUTION The pumps may be damaged if you transport the instrument without inserting the transport locking screws. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 23: Connecting The Drainage Tubing And Leak Sensor

    Accessories For this step you need the following parts from the accessory kit: Vario/ Flex Basic (6.5000.000): 2 × silicone tubing (6.1816.020) ￭ Y connector (6.1807.010) ￭ You also need scissors. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 24: Connecting The Leak Sensor

    4.4 Connecting the drainage tubing and leak sensor Connecting the drainage tubing 4.4.2 Connecting the leak sensor Plugging in the leak sensor connection cable The leak sensor connection cable is coiled up in the base tray. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 25: Column Thermostat

    The tubing adapter for aspiration filter accessory set (6.2744.210) ￭ This accessory set contains a filter holder, a clamping screw and tubing weighting. An aspiration filter (6.2821.090) ￭ The adsorber tube (6.1609.000) ￭ The SGJ clip (6.2023.020) ￭ ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)
  • Page 26 Always wear gloves when handling the aspiration filter. In order to avoid air bubbles after the installation of the aspiration fil- ter, we recommend pre-rinsing the aspiration filter with water or elu- ent. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 27: Connecting The Eluent Degasser

    Tighten the aspiration filter to the filter holder. ￭ Figure 4 Installing tubing weighting and aspiration filter Connecting the eluent degasser The eluent degasser is completely connected. No installation work is required. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 28: Installing The High-Pressure Pump

    Rotor A (6.2844.000), must first be fitted into the adapter (6.2842.020), which can then be inserted into the suppressor housing. A connecting piece (6.2835.010) is used for all rotors for connecting the Metrohm Suppressor Module (MSM) to the IC system. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 29: Inserting The Rotors

    ￭ Connecting piece (6.2835.010) ￭ Large rotors can be inserted directly into the rotor housing. CAUTION The rotor may be destroyed during start-up if not inserted correctly. Therefore, follow the following instructions exactly. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 30: Connecting The Metrohm Suppressor Module (Msm)

    4.12.2 Connecting the Metrohm Suppressor Module (MSM) The three entries and exits of the suppressor units, numbered 1, 2 and 3 on the connecting piece, each have two permanently installed PTFE capil- laries. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 31: Figure 5 Metrohm Suppressor Module (Msm) - Connection Capillaries

    ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 4 Installation Figure 5 Metrohm Suppressor Module (MSM) – Connection capillaries Outlet capillary for the eluent. Inlet capillary for the eluent. regenerant waste reg. Inlet capillary for the regeneration solution. Outlet capillary for the regeneration solu- tion; to the waste container.
  • Page 32 To connect the bottles of the auxiliary solutions, you will need the follow- ing accessories: Accessories from the accessory kit: IC Vario/Flex ChS (6.5000.030) ￭ Accessories from IC equipment: Dosino Regeneration (6.5330.190) ￭ ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 33: Installing The Conductivity Detector

    The separation column is not inserted into the instrument until it is being started up for the first time. Until then, the detector inlet capillary has to be connected to the out capillary of the Metrohm Suppressor Module (MSM) using a coupling (6.2744.040).

  • Page 34: Connecting The Sample Degasser (Optional)

    2 × pressure screw, long (6.2744.090) ￭ PTFE capillary (6.1803.040) ￭ Connecting the sample degasser CAUTION If the sample degasser is not used, the inlet and outlet must be sealed with threaded stoppers (6.2744.220). ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 35: Installing The Low-Pressure Gradient

    2 × aspiration tubing, 2 m (6.1834.080) ￭ Connection tubing Mixing valve – Eluent degasser (6.1834.120) ￭ Installing the low-pressure gradient Next steps Connect the two aspiration tubings (6.1834.080) to an eluent bottle ￭ (see Chapter 4.6, page 17). ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 36: Connecting The Instrument To A Computer

    NOTE If the instrument is connected to the computer, then it must be switched off. Accessories For this step, you need the following accessories: USB connecting cable (6.2151.020) ￭ Connecting the USB cable ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 37: Connecting The Instrument To The Power Grid

    Unplug the power plug immediately if you suspect that moisture has ￭ gotten inside the instrument. Only personnel who have been issued Metrohm qualification may ￭ perform service and repair work on electrical and electronic parts. Connecting the power cord Accessories Power cord, three-core with IEC 60320 instrument plug type C13.
  • Page 38 Check whether the detector outlet capillary is connected to the Metrohm Suppressor Module (MSM)'s inlet capillary for rinsing solu- tion (labeled rinsing solution).
  • Page 39 Use the syringe to aspirate eluent until there are no more air bubbles in the eluent aspiration tubing. 5 Rinsing the instrument without columns Rinse the instrument (without columns) with eluent for 10 ￭ minutes. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 40: Connecting And Rinsing The Guard Column

    For this step, you need the following accessories: Guard column (suitable for separation column) ￭ Connecting the guard column Rinsing the guard column 1 Rinsing the guard column Place a beaker under the guard column's outlet. ￭ ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 41: Connecting The Separation Column

    (follow the information provided by the manufacturer). NOTE Connect the separation column only after the initial start-up of the instrument. Until that point, insert a coupling (6.2744.040) instead of the guard column and separation column. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)
  • Page 42 Manual ▶ Manual control ▶ Pump – Flow: Increase gradually up to the flow rate recommended in the column leaflet. – On Rinse the separation column with eluent for approx. 10 minutes. ￭ ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 43: Conditioning

    (arrow has to point in the direction of flow). Ensure that the eluent aspiration tubing is immersed in the eluent ￭ and that there is enough eluent in the eluent bottle. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)
  • Page 44 4 Conditioning the system Continue rinsing the system with eluent until the desired stability level for the baseline has been attained . The instrument is now ready for measuring samples. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 45: Operation

    ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 5 Operation 5 Operation The 940 Professional IC Vario ONE/ChS/LPG is operated solely using the MagIC Net software. You can find information on operating the software in the tutorial for MagIC Net or in the online help. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 46: Accessories

    The PDF file with the accessories data will be created. NOTE When you receive your new instrument, we recommend downloading the accessories list from the Internet, printing it out and keeping it together with the manual for reference purposes. ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

  • Page 47: Index

    Installation ......16 Filter Vacuum pump Leak-tightness ......31 see "Inline filter" ....20 Protection ......14 Valve Power connection ....29 See also "Injection valve" ..20 Grip Also see "Handle" ....12 ￭￭￭￭￭￭￭￭ 940 Professional IC Vario ONE/ChS/LPG (2.940.1250)

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