Metrohm 801 User manual

801 Stirrer
Manual
8.801.8001EN / 2019-11-27

Metrohm AG
CH-9100 Herisau
Switzerland
Phone [phone]
Fax [phone]
[email protected]
www.metrohm.com
801 Stirrer
Manual
8.801.8001EN / 2019-11-27

Technical Communication
Metrohm AG
CH-9100 Herisau
[email protected]
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.

￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ Table of contents
801 Stirrer ￭￭￭￭￭￭￭￭ III
Table of contents
1 Introduction 1
1.1 Instrument description ......................................................... 1
1.2 About the documentation ................................................... 1
1.2.1 Symbols and conventions ........................................................ 1
1.3 Safety instructions ................................................................ 2
1.3.1 General notes on safety ........................................................... 2
1.3.2 Electrical safety ........................................................................ 2
1.3.3 Working with liquids ................................................................ 3
1.3.4 Flammable solvents and chemicals ........................................... 3
1.3.5 Recycling and disposal ............................................................. 4
2 Overview of the instrument 5
3 Installation 6
3.1 Setting up the instrument .................................................... 6
3.1.1 Packaging ................................................................................ 6
3.1.2 Checks .................................................................................... 6
3.1.3 Location .................................................................................. 6
3.2 Mounting the 801 Stirrer ..................................................... 7
3.3 Connecting the 801 Stirrer .................................................. 9
4 Technical specifications 11
4.1 Rotational speed ................................................................. 11
4.2 Power supply ...................................................................... 11
4.3 Ambient temperature ......................................................... 11
4.4 Dimensions .......................................................................... 11
4.5 Material ............................................................................... 12
5 Accessories 13

Table of figures ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭
IV ￭￭￭￭￭￭￭￭ 801 Stirrer
Table of figures
Figure 1 Front 801 Stirrer ................................................................................ 5
Figure 2 Rear 801 Stirrer ................................................................................. 5
Figure 3 Connecting the 801 Stirrer ................................................................ 9
Figure 4 Connecting the Dosino to the 801 Stirrer. ........................................ 10

￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 1 Introduction
801 Stirrer ￭￭￭￭￭￭￭￭ 1
1 Introduction
1.1 Instrument description
The magnetic stirrer 801 Stirrer including base plate, support rod and elec-
trode holder supplements the Titrino plus, Titrandos, Sample Processors,
805 Dosimats and 780/781 pH Meter.
It is directly connected to an analysis device via an MSB connection cable.
1.2 About the documentation
CAUTION
Please read through this documentation carefully before putting the
instrument into operation. The documentation contains information
and warnings which the user must follow in order to ensure safe opera-
tion of the instrument.
1.2.1 Symbols and conventions
The following symbols and styles are used in this documentation:
Cross-reference to figure legend
The first number refers to the figure number, the sec-
ond to the instrument part in the figure.
Instruction step
Carry out these steps in the sequence shown.
Warning
This symbol draws attention to a possible life hazard
or risk of injury.
Warning
This symbol draws attention to a possible hazard due
to electrical current.
Warning
This symbol draws attention to a possible hazard due
to heat or hot instrument parts.

1.3 Safety instructions ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭
2￭￭￭￭￭￭￭￭ 801 Stirrer
Warning
This symbol draws attention to a possible biological
hazard.
Caution
This symbol draws attention to a possible damage of
instruments or instrument parts.
Note
This symbol marks additional information and tips.
1.3 Safety instructions
1.3.1 General notes on safety
WARNING
Operate this instrument only according to the information contained in
this documentation.
This instrument left the factory in a flawless state in terms of technical
safety. To maintain this state and ensure non-hazardous operation of the
instrument, the following instructions must be observed carefully.
1.3.2 Electrical safety
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. There is also a risk of serious injury if live components
are touched.
There are no parts inside the housing which can be serviced or replaced
by the user.

￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 1 Introduction
801 Stirrer ￭￭￭￭￭￭￭￭ 3
Supply voltage
WARNING
An incorrect supply voltage can damage the instrument.
Only operate this instrument with a supply voltage specified for it (see
rear panel of the instrument).
Protection against electrostatic charges
WARNING
Electronic components are sensitive to electrostatic charges and can be
destroyed by discharges.
Do not fail to pull the power cord out of the power socket before you
set up or disconnect electrical plug connections at the rear of the
instrument.
1.3.3 Working with liquids
CAUTION
Periodically check all system connections for leaks. Observe the relevant
regulations in respect to working with flammable and/or toxic fluids
and their disposal.
1.3.4 Flammable solvents and chemicals
WARNING
All relevant safety measures are to be observed when working with
flammable solvents and chemicals.
￭Set up the instrument in a well-ventilated location (e.g. fume cup-
board).
￭Keep all sources of flame far from the workplace.
￭Clean up spilled liquids and solids immediately.
￭Follow the safety instructions of the chemical manufacturer.

1.3 Safety instructions ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭
4￭￭￭￭￭￭￭￭ 801 Stirrer
1.3.5 Recycling and disposal
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.
More details about the disposal of your old instrument can be obtained
from your local authorities, from waste disposal companies or from your
local dealer.

￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 2 Overview of the instrument
801 Stirrer ￭￭￭￭￭￭￭￭ 5
2 Overview of the instrument
1
Figure 1 Front 801 Stirrer
1LED function display
Lights up, when the stirrer is switched on.
MSB
3.801.300X
1
2
3
Figure 2 Rear 801 Stirrer
1MSB connector
Metrohm Serial Bus.
For connecting additional devices.
2Clamping screw
For fixing the positioning height or the
swing position of the magnetic stirrer.
3MSB connection cable
For connecting to a control device.

3.1 Setting up the instrument ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭
6￭￭￭￭￭￭￭￭ 801 Stirrer
3 Installation
3.1 Setting up the instrument
3.1.1 Packaging
The instrument is supplied in protective packaging together with the sepa-
rately packed accessories. Keep this packaging, as only this ensures safe
transportation of the instrument.
3.1.2 Checks
Immediately after receipt, check whether the shipment has arrived com-
plete and without damage by comparing it with the delivery note.
3.1.3 Location
The instrument has been developed for operation indoors and may not be
used in explosive environments.
Place the instrument in a location of the laboratory which is suitable for
operation and free of vibrations and which provides protection against
corrosive atmosphere and contamination by chemicals.
The instrument should be protected against excessive temperature fluctua-
tions and direct sunlight.

￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 3 Installation
801 Stirrer ￭￭￭￭￭￭￭￭ 7
3.2 Mounting the 801 Stirrer
Mounting the stand
6.2001.060
6.2016.070
1
2
Mount the stand as follows:
1Screw the 6.2001.060 stand plate with the accompanying four
screws tightly to the bottom of the instrument.
2Screw the 6.2016.070 stand plate with the hexagon screw (hexagon
key supplied) firmly to the stand plate.

3.2 Mounting the 801 Stirrer ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭
8￭￭￭￭￭￭￭￭ 801 Stirrer
Fastening the magnetic stirrer
2
1
Fasten the magnetic stirrer as follows:
1Attach the magnetic stirrer on the support rod and push it down-
wards.
2With the clamping screw, fix the positioning height or the swing
position of the magnetic stirrer.
Attaching the clamping ring and the electrode holder
6.2021.020
6.2013.010

￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 3 Installation
801 Stirrer ￭￭￭￭￭￭￭￭ 9
Fasten the clamping ring and the electrode holder as follows:
1Push the 6.2013.010 clamping ring onto the support rod.
2Attach the 6.2021.020 electrode holder on the support rod.
3Keep the red button pressed down and push the electrode holder
downwards to the required height.
4Fix the position of the electrode holder with the aid of the clamping
ring.
3.3 Connecting the 801 Stirrer
Connect the magnetic stirrer as follows:
1Exit the control software.
2Connect the connection cable of the magnetic stirrer to one of the
sockets marked with MSB on the rear of the control device.
Figure 3 Connecting the 801 Stirrer
3Connecting an additional device (e.g. Dosimat or Dosino) to the MSB
connector of the magnetic stirrer.

3.3 Connecting the 801 Stirrer ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭
10 ￭￭￭￭￭￭￭￭ 801 Stirrer
Figure 4 Connecting the Dosino to the 801 Stirrer.
4Start the control software.

￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 4 Technical specifications
801 Stirrer ￭￭￭￭￭￭￭￭ 11
4 Technical specifications
4.1 Rotational speed
Maximum rota-
tional speed
±1700...1900 rpm
Setting of the
rotational speed
±15 steps
Increase of rota-
tional speed per
step
±115...125 U/min
4.2 Power supply
Voltage +12 V, -12 V, +5 V
Power consump-
tion
4 W
Fuse Electronic overload protection
4.3 Ambient temperature
Nominal function
range
+5…+45 °C
(at a maximum of 85% humidity)
Storage –20…+60 °C
Transport –40…+60 °C
4.4 Dimensions
Width 90 mm
Height (without
stand)
70 mm
Height (with
stand)
430 mm
Depth 140 mm
Weight 613 g

4.5 Material ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭
12 ￭￭￭￭￭￭￭￭ 801 Stirrer
4.5 Material
Polybutylene terephthalate (PBT)

￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 5 Accessories
801 Stirrer ￭￭￭￭￭￭￭￭ 13
5 Accessories
Up-to-date information on the scope of delivery and optional accessories
for your product can be found on the Internet. You can download this
information using the article number as follows:
Downloading the accessories list
1Enter https://www.metrohm.com/ into your Internet browser.
2Enter the article number (e.g. 801) into the search field.
The search result is displayed.
3Click on the product.
Detailed information regarding the product is shown on various tabs.
4On the Included parts tab, click on Download the PDF.
The PDF file with the accessories data is created.
NOTICE
Once you have received your new product, we recommend download-
ing the accessories list from the Internet, printing it out and keeping it
together with the manual for reference purposes.