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Metrohm 917 Coulometer, Руководство - Краткие инструкции

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917 Coulometer

7  Maintenance

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.

For detailed information on this topic, please visit 

www.metrohm.com

.

Cleaning

Cleaning the surfaces of the instrument

Prerequisites

￭

The instrument is disconnected from the power grid.

 

1

Clean the surfaces with a damp cloth.

NOTICE

Water or ethanol can be used as a cleaning medium.

NOTICE

The connectors at the rear of the instrument must only be cleaned
with a dry cloth.

Содержание 917 Coulometer

Страница 1: ...917 Coulometer Manual Short Instructions 8 917 8002EN 2019 11 20...

Страница 2: ......

Страница 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 917 Coulometer Manual Short Instructions 8 917 8002EN 2019 11 20...

Страница 4: ...echcom 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 comm...

Страница 5: ...ront of the instrument 8 4 2 Rear of the instrument 9 5 Installation 10 5 1 Setting up the instrument 10 5 1 1 Packaging 10 5 1 2 Checks 10 5 1 3 Location 10 5 2 Setting up the titration cell for coul...

Страница 6: ...e 26 5 6 5 Connecting a PC keyboard 27 5 6 6 Connecting a barcode reader 27 5 7 Connecting the Coulometer to a network 28 6 Operation 29 6 1 Switching the instrument on and off 29 6 2 Fundamentals of...

Страница 7: ...7 Connecting the power supply unit 16 Figure 8 Unscrewing the protective cap from the generator electrode 18 Figure 9 Screwing the electrode cable to the generator electrode 18 Figure 10 Connecting a...

Страница 8: ......

Страница 9: ...al contains important information concerning the 917 Coulometer In addition to an introduction safety instructions and an overview of the instrument you will also find information about the installati...

Страница 10: ...s storage medium you can not only store your methods and determinations but also create a backup together with all of the data and settings of your system The integrated Ethernet connector is availabl...

Страница 11: ...connecting tubing for replacing reagent using the built in pump 2 1 3 Intended use The 917 Coulometer is designed for usage as a titrator in analytical labora tories Its main application field is coul...

Страница 12: ...ameter in the software File New Menu or menu item Next Button or key WARNING This symbol draws attention to a possible life threat ening hazard or risk of injury WARNING This symbol draws attention to...

Страница 13: ...cal 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 electroni...

Страница 14: ...ions well by hand Avoid applying excessive force to tubing con nections Damaged tubing ends lead to leakage Appropriate tools can be used to loosen connections Check the connections regularly for leak...

Страница 15: ...U 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 More details about the disposal...

Страница 16: ...pens the print dialog 6 Key Pressing the key pumps air into the solvent bottle The overpressure in the solvent bottle pushes solvent into the titration cell 7 Key Pressing the key aspirates air out of...

Страница 17: ...rature sensors Pt1000 or NTC Two B sockets 2 mm 5 MSB connector MSB 1 and MSB 2 Metrohm Serial Bus For connecting external dosing devices stirrers or a Remote Box Mini DIN 8 pin 6 Generator electrode...

Страница 18: ...pt check whether the shipment has arrived com plete and without damage by comparing it with the delivery note 5 1 3 Location The instrument has been developed for operation indoors and may not be used...

Страница 19: ...ell on the magnetic stirrer as follows 1 Attach the 6 2047 040 titration vessel holder to the magnetic stirrer 2 Insert the 6 1464 320 titration cell into the titration vessel holder 5 2 2 Preparing t...

Страница 20: ...the cotton too tightly 2 Fill the molecular sieve up to of the height 3 Place a small cotton plug on the molecular sieve Do not pack the cotton too tightly 4 Seal the adsorber tube with the appropria...

Страница 21: ...lows 1 Place the 6 1903 030 stirring bar in the titration cell 2 Cut the 6 2713 0x0 ground joint sleeves to the correct length and attach them to the ground joints of the inserts electrodes adsorber t...

Страница 22: ...Proceed as follows when using a generator electrode without a dia phragm 1 Fill approximately 100 mL of reagent into the titration cell using the 6 2738 000 funnel 2 Close the remaining ground joint...

Страница 23: ...dition and aspiration tube 3 Attach the 6 2713 000 ground joint sleeve that has been cut to size to the ground joint of the addition and aspiration tube 4 Insert this assembly into the ground joint op...

Страница 24: ...DC This is connected to the power socket of the coulometer WARNING An incorrect supply voltage can damage the instrument Operate the instrument only with the supply voltage specified for it Use the su...

Страница 25: ...switch before you disconnect the electricity supply If this is not done then there is a danger of data loss 5 4 Connecting sensors The measuring interface contains the following measuring inputs Gen f...

Страница 26: ...m the generator elec trode 2 Tighten the 6 2104 120 electrode cable to the generator electrode 2 6 2104 120 Figure 9 Screwing the electrode cable to the generator electrode Connecting the electrode ca...

Страница 27: ...tection If you wish to pull out the plug again you first need to pull back the outer plug sleeve 5 4 2 Connecting indicator electrodes Screwing the electrode cable to the indicator electrode 1 Unscrew...

Страница 28: ...er 2 6 2104 020 Figure 12 Screwing the electrode cable to the indicator electrode Connecting the electrode cable to the coulometer 1 Plug the electrode plug into the Ind socket of the coulometer Figur...

Страница 29: ...back the outer plug sleeve 5 4 3 Connecting a temperature sensor A temperature sensor of the Pt1000 or NTC type can be connected to the Temp connector Connect the temperature sensor as follows 1 Inse...

Страница 30: ...pin Mini DIN socket and be controlled simultaneously by the Coulometer In addition to the connec tion cable stirrers and the Remote Box are each equipped with their own MSB socket for this purpose NO...

Страница 31: ...ng on the MSB connector see figure 15 page 23 Figure 15 MSB connector CAUTION Switch off the Coulometer before you plug in MSB devices When it is switched on the Coulometer automatically recognizes wh...

Страница 32: ...via the 6 2148 010 Remote Box In addition to Metrohm other instrument manufacturers also use similar connectors that make it possible to connect different instruments together These interfaces are al...

Страница 33: ...with its own power supply Connect the USB hub as follows 1 With the help of the 6 2151 030 cable length 0 6 m or the 6 2151 020 cable length 1 8 m connect the USB connector of the Coulometer Type A wi...

Страница 34: ...nce Mettler AM PM PE with interface option 016 or Mettler AJ PJ with interface option 018 6 2146 020 6 2125 010 Also from Mettler ME 47473 adapter and either ME 42500 hand switch or ME 46278 foot swit...

Страница 35: ...r 6 Enter and configure the balance in the device manager of the Coul ometer 7 Make sure that the parameters of the USB RS 232 adapter config ured in the device manager match those of the balance 5 6...

Страница 36: ...r 02 STX or Ctrl B is sent as the first character This first character is normally referred to as the Preamble or Prefix Code 5 Program the barcode reader in such a way that the ASCII character 04 EOT...

Страница 37: ...ICE English is set as the default dialog language when the instrument is switched on for the first time Information about changing the dialog language can be found in the chapter Selecting the dialog...

Страница 38: ...are function The preparing of the buret unit is described in the chapter Manual control of the detailed manual Confirm the message with OK The main dialog is displayed Switching off the instrument CAU...

Страница 39: ...mply touch a few of the buttons on the interface to learn how a touch sensitive screen reacts You can always return to the main dialog by touching In order to activate an element on the 917 Coulometer...

Страница 40: ...dialog displayed Print opens the printing dialog Manual opens the manual control Stop cancels the running determination Start starts a determination The file name of the loaded method the time and the...

Страница 41: ...check box can also be activated or deactiva ted by tapping on it 6 2 3 Status display The current status of the system is displayed in the upper right hand cor ner of the title bar Table 3 Status dis...

Страница 42: ...g the modification Delete entry The content of the input field is deleted com pletely The character in front of the cursor is deleted The cursor within the input field is shifted to the left by one ch...

Страница 43: ...field is deleted com pletely off If not only numbers but also special values e g off can be entered then the corresponding but tons will be shown to the right of the numerical keypad R1 For many para...

Страница 44: ...ve regarding the precise terms and conditions involved in concluding a corresponding maintenance agreement For detailed information on this topic please visit www metrohm com Cleaning Cleaning the sur...

Страница 45: ...ment Switch off 30 Switch on 29 K Keyboard Connect 27 KFC 2 M Metrohm Serial Bus 9 Metrohm Serial Bus MSB see also MSB 22 Molecular sieve Replace 12 MSB Connect devices 22 MSB connector 9 N Network co...

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