Heidolph MR Hei-Mix S User manual

Leading Safety Standards Superior Ease of Use Reduced Cost of Ownership
Safe
Mixing
Magnetic Stirrer MR Hei-Mix S
Operating manual must be read before initial start-up.
Please follow the safety instructions provided.
Please keep for future reference.
Magnetrührer MR Hei-Mix S
Betriebsanleitung vor Erstinbetriebnahme unbedingt lesen.
Sicherheitshinweise beachten.
Für künftige Verwendung aufbewahren.
Operating Manual Page 2
Original-Betriebsanleitung Seite 22

Contents
Inhaltsverzeichnis
About this Document 4
Version and variants ...........................................................................................4
About this manual ..............................................................................................4
Symbols and keywords........................................................................................5
Safety Instructions 6
General safety instructions...................................................................................6
EU Declaration of Conformity.........................................................................6
Intended use...............................................................................................6
Installation / electrical safety .......................................................................7
Qualications of employees...........................................................................7
Obligations of the operator ..................................................................................7
Installation site ...........................................................................................7
Modications to the device............................................................................8
Employee safety..........................................................................................8
California Residents .....................................................................................8
Safety during use ...............................................................................................9
Disposal ............................................................................................................9
Device Description 10
Device overview ...............................................................................................10
MR Hei-Mix S overall view...........................................................................10
Start-Up 11
Setting up device .............................................................................................11
Switch unit on and o .......................................................................................11
Operation 12
Place vessels....................................................................................................12
Start mixing ....................................................................................................12
Set speed and start rotation........................................................................12
Operating Manual

Contents
Cleaning and Maintenance 13
Cleaning..........................................................................................................13
Maintenance ....................................................................................................13
Troubleshooting 13
Possible errors and how to resolve ......................................................................13
Assembly 14
Electrical connections........................................................................................14
Disassembly and Storage 15
Dismantling, transportation and storage ..............................................................15
Dismantling ..............................................................................................15
Transportation and storage .........................................................................15
Accessories and Spare Parts 15
Scope of delivery..............................................................................................15
Attachments 16
Technical data ..................................................................................................16
China RoHS Declaration of Conformity.................................................................17
Service 19
Contact / Technical Service ................................................................................19
Warranty.........................................................................................................20
Conrmation of condition...................................................................................21

About this Document
4
About this Document
Copyright
This operating manual is protected by copyright and is exclusively intended for the
internal use of the purchaser.
Handing over this operating manual to third parties, reproducing it in any type or form
– in part or in full – and utilizing and/or communicating its contents is prohibited without
prior written approval from the manufacturer.
Any violations will result in an obligation to provide compensation for damages. Other
claims remain unaected.
Version and variants
Version
This manual describes the function, operation and maintenance of the magnetic stirrer
MR Hei-MIX S.
Version Alteration date
1.1 10/2019
Variants
The device is available in dierent variants. Certain features or functions are only avail-
able in specic product variants. These variants are described in this operating manual.
About this manual
This operating manual is an integral part of the device described here.
➜Carefully read through this operating manual and observe all of the
safety instructions and warnings notices.
➜Ensure that every user has carefully read the operating manual
before using the device for the rst time.
➜Store this operating manual so that it is accessible to all users at
all times.
➜Pass the operating manual on to any subsequent owner.
The current version of this operating manual can also be found at:
https://heidolph-instruments.com/en/service/downloads/operation
manuals#Magnetic Stirrers (MR Hei-MIX S)
In addition, also observe the local regulations at the installation site.

5
About this Document
Symbols and keywords
Standardized symbols and signal words are used in this operating manual to warn against
any dangers and provide important instructions. These instructions must be strictly
observed to avoid accidents and damage.
The following terms and basic symbols are used:
Symbol Additional signal words / explanation
Warning
signs The yellow triangle indicates hazardous situations. It is used in combi-
nation with the following signal words:
DANGER:
Indicates a hazardous situation which, if not avoided, will result in
serious injury or death.
WARNING:
Indicates a hazardous situation which, if not avoided, may result in
serious injury or death.
CAUTION:
Indicates a hazardous situation which, if not avoided, may result in
property damage and minor or moderate injury.
Prohibitory
signs Prohibited:
The red circle indicates a situation that should be avoided under all
circumstances and which, if not avoided, may result in serious injury
or death.
Mandatory
signs Must be observed:
The blue circle indicates important information. Please observe this
information to avoid any property damage.
Other symbols used:
Symbol Description
➜Handling instruction, action required
✓Result of action
▪
▪
▪
List of information
a.
b.
c.
List of variants

Safety Instructions
6
Safety Instructions
General safety instructions
EU Declaration of Conformity
This device complies with the following EC-Directives*:
▪2006/42/EC Machinery Directive
▪2014/30/EU Electromagnetic Compatibility Directive
*Also see the attachment “EU Declaration of Conformity”.
The device has been manufactured according to state-of-the-art technology and in
compliance with recognized safety regulations. However, risks may still arise during
installation, operation and maintenance.
➜Please ensure that the operating manual is available at all times.
The device may only be used under the following conditions:
➜Only operate the device if it is in a technically perfect condition.
➜Only operate the device if you are properly aware of the risks and required safety
measures.
➜Only operate the device in accordance with the instructions given in this operating
manual.
➜If any information is ambiguous or missing, ask your superior or contact the
manufacturer.
➜Do not operate anything on the device without authorization.
➜Only use the device in accordance with its intended use.
Intended use
The device may only be operated by authorized personnel.
The device is suitable for the
following uses:
▪mixing
▪stirring
▪titrating
The device may be operated
in research laboratories,
other laboratories and
production facilities in the
following sectors:
▪Chemistry
▪Pharmacy
▪Biology
▪Environmental analytics
▪Basic research
▪Similar research laboratories
Unintended use/Reasonable foreseeable misuse
Any use which deviates from the device‘s intended use is considered to be improper. The
manufacturer is not liable for damage that occurs as a result. The risk is borne by the
operator alone.
When used in medical and food sectors the operator alone is responsible for compliance
with the applicable regulations and standards.

7
Safety Instructions
Installation / electrical safety
▪The device may only be connected up if the available power supply voltage corre-
sponds to the information stated on the rating plate for the device.
▪The power supply connection must be easily accessibly at all times.
▪An RCD circuit breaker (residual current circuit breaker) must be tted to the
electrical system in the building so that the device is disconnected from the power
circuit in the event of a fault.
▪Repairs may only be performed by electricians authorised by Heidolph Instruments.
▪Never operate the device with a damaged power cord.
▪Always turn the device OFF and disconnect the power cord before carrying out any
maintenance or repair work.
Qualications of employees
▪The device may only be operated by trained personnel.
▪The device may only be operated by persons who have been instructed and super-
vised in its proper use by trained specialist personnel.
▪The device may only be operated by specialist personnel who are above the legal
minimum age.
▪Other persons may only work on the device under the constant supervision of experi-
enced and trained specialist personnel.
▪This operating manual must be read and understood by all persons working with the
device.
▪Personnel must receive safety training that ensures responsible and safe working
practices.
Obligations of the operator
Installation site
▪The device must be installed in a suitable location.
▪The device must be installed on a rm and stable surface.
▪Ensure that the device and all of its components are easily accessible at all times.
▪Maintain a sucient safety clearance to, in particular, any moving and/or hot
equipment components.
▪It is not permitted to place or store any objects such as accessories, tools or
chemicals within this clearance area during operation.
▪All screw connections must be securely tightened.
▪It is not permitted to operate the device near to highly ammable or explosive
substances.
▪Operate the device in conjunction with an extractor hood, if working with potential
harmful media (see DIN EN 14175 and DIN 12924).

Safety Instructions
8
▪The device is designed for indoor use only and under the following ambient conditions:
Ambient temperature 5 - 31 °C at 80 % relative humidity
32 - 40 °C decreasing linearly to a
maximum 50 % relative humidity
Installation altitude 0 - 2,000 m above sea level
Contamination level 2
Overvoltage category II
Permissible supply deviations ± 10 %
▪If the device is operated in corrosive atmospheres, the service life of the device will
decrease based on the concentration, duration and frequency of the exposure to the
corrosive atmosphere e.g. concentrated hydrochloric acid (HCI).
Modications to the device
▪It is not permitted to make any unauthorised modications or changes to the device.
▪Do not attach or install any parts that have not been approved by the manufacturer.
▪Unauthorised modications or changes will void the EC Declaration of Conformity for
the device and operation of the device will no longer be permitted.
▪The manufacturer is not liable for any damage, dangers or injuries that result from
unauthorised modications and changes or due to the non-observance of the instruc-
tions in this manual.
Employee safety
➜Ensure that the device is only operated by qualied specialist personnel and trained
employees.
➜Observe the following instructions to avoid any personal injuries and property
damage:
- Laboratory regulations
- Accident prevention regulations
- Hazardous Substance Act
- Other generally accepted occupational health and safety regulations
- Local regulations
California Residents
➜Important information for California residents regarding Prop 65. Please visit
www.P65Warnings.ca.gov for more information.

9
Safety Instructions
Safety during use
➜Beware of the eect of magnetic elds on cardiac pacemakers or magetic sensitive
data media. Observe the according warning in chapter “Start-up”, “Setting up device”.
➜Wear the appropriate protective clothing when working on the device (protective
glasses and, if necessary, safety gloves).
➜Do not use the device in potentially explosive areas. The device is not protected
against explosion. There is no explosion or ATEX protection available.
➜Do not carry out work with naked ames in the vicinity of the device (risk of
explosion).
➜Do not operate or assemble devices in the vicinity which are emission or radiation
sources (electromagnetic waves) for the frequency range (3*1011 Hz to 3*1015 Hz).
➜Do not operate or assemble appliances in the vicinity of the device which constitute
emission or radiation sources for ionizing radiation or in the ultrasonic range.
➜Do not operate the device where adiabatic compression or shock waves might occur
(shock wave combustion).
➜Do not use substances, where the energy input due to mixing might pose a hazard.
➜Do not spill liquids over the device or any parts of it.
➜Remove any accidentally spilled liquids immediatly.
➜Eliminate errors immediately.
➜Always switch the device OFF after use.
➜Do not use abrasive material to clean the surface. Only wipe with damp cloth.
Disposal
➜Check the device components for hazardous substances and
solvents.
➜Clean all components before disposal.
➜Dispose of the device in accordance with the relevant
national regulations.
➜Dispose of the packaging material in accordance with the
appropriate national regulations.

Device Description
10
Device Description
Device overview
MR Hei-Mix S overall view
Top plate
(magnetic eld
underneath
Analog knob
to set speed
ON/OFF
switch

Operation
11
Start-Up
Setting up device
Warning:
Magnetic eld!
The magnetic eld beneath the top plate could cause irritations on
your cardiac pacemaker, if you get too close.
Personnel with a cardiac pacemaker should keep a minimum distance
of 10 cm (4 inches) to the device.
Warning:
Risk of slipping device!
As a result of vibrations generated during operation the device might
slide o the table top.
The surface must be smooth, clean and temperature resistant and
should be properly leveled.
➜Locate the shaker on a stable, horizontal surface.
➜Clean surface and feet with a damp cloth and ethanol regularly.
Switch unit on and o
The ON/OFF switch is situated on the front panel.
Switch unit on
➜Press the ON/OFF switch on the lower side.
✓The unit is switched on.
Switch unit o
➜Press the ON/OFF switch on the upper side.
✓The unit powers o.
ON/OFF switch o

Operation
12
Operation
Place vessels
Caution:
Risk of breakage and spillage
If the vessels are not placed securely they may slip o and spill the sample.
Prior to start mixing ensure that all vessels are securely placed.
Accessories for round asks and beakers are available.
➜To place a number of vessels securely on plate use optional adaptors (see general
catalogue).
➜Single vessels with at bottoms like beakers may be placed directly on magnetic
plate.
A single ask should be arranged in the middle of the shaker plate.
Several asks should be distributed equally on the plate.
Start mixing
Warning:
Risk of injury!
Returning power after a power cut o will restart mixing mode. There is
a risk of injury in the vicinity of moving parts of device.
Before working with the device or in the vicinity ensure all controls are
switched to “0” or “OFF” mode, when device is passiv.
When using device inside conditioning cabinets, make reference to
ambient conditions as stipulated in chapter “Technical data”.
Set speed and start rotation
Warning:
Risk of poisoning!
Open vessels and too high speed may result in samples splashing.
Use vessels with narrow neck especially if sample is dangerous or
toxic.
Adjust speed step by step until you have reached the required rpm
settings.
Wear safety glasses and especially with dangerous and toxic samples
appropriate protective clothing.
Place vessel with sample and stirring bar on magnetic plate.
➜Turn item on with ON/OFF switch.
➜Set speed with analog knob.
✓Rotation starts immediately.

13
Cleaning and Maintenance
Cleaning and Maintenance
Cleaning
All surfaces of the unit allow for cleaning with a damp cloth and if required a mild soap
lotion.
Warning:
Risk of electric shock!
If the device is still connected to power during cleaning, you might get
in contact with live parts due to accidentally entering liquids.
Prior to cleaning:
▪ensure that the device is switched OFF
▪ensure that the plug is pulled from the electric socket.
Caution:
Damage to the device
Accidentally entering liquids will cause the device to fail .
Only wipe with a damp cloth. Never use a soaked cloth.
Attention:
Risk of damage to the surfaces
All of the surfaces may be damaged by improper cleaning.
Never use:
▪Chlorine bleach or any cleaning agent containing chlorine
▪Solvent-bearing agents (e.g. acetone)
▪Ammonia
▪Abrasive cleaning agents such as scouring agents, cleaning wool or
agents with metallic particles
As a result of vibrations generated during operation the device might
slide o the table top.
To ensure a stable position clean surface and feet with a damp cloth
and ethanol regularly.
Maintenance
The unit is maintenance-free. Any necessary repair must be performed by an authorized
Heidolph distributor.
Please contact Heidolph Instruments or your local Heidolph Instruments distributor.
Troubleshooting
Possible errors and how to resolve
Malfunctions Possible reason Troubleshooting
No rotation function No power ▪Check size and shape of plug and
compatibility to your electrical
socket
▪Check circuit breakers
No magnetic bars in vessel Insert magnetic bars
rpm set to “0” Set speed
If you experience a malfunction which can not be resolved, please contact your authorized
Heidolph Instruments distributor immediately.

Assembly
14
Assembly
Electrical connections
Repairs of any kind may only be carried out by a qualied electrician cetried by
Heidolph Instruments. Improper repairs may result in considerable danger. Contact
your local Heidolph Instruments distributor if repairs are required.
Warning:
Electric shock!
The unit and voltage must match. The type label on the back side of
the unit provides all voltage specics.
Rating plate
Color code for electrical connections:
Europe North America
BLUE N: Neutral conductor WHITE N: Neutral conductor
BROWN P: Phase BLACK P: Phase
The device is connected to the mains with the power cord supplied. This plugs into the
socket on the rear of the housing.
For countries where a dierent plug than the standard plug supplied is used:
▪The plug supplied may only be changed by a professional electrician.
▪If you wish to use an adapter, ensure that it is grounded and approved in accordance
with the local regulations.
▪Wiring, adapter and plug must at least meet the electrical power stated on the rating
plate.

15
Disassembly and Storage
Disassembly and Storage
Dismantling, transportation and storage
Dismantling
Warning:
Risk of injury!
While the unit is plugged in you might be at harm if the device is
accidentally switched to ON mode.
Prior to dismantling unit ensure that the unit is switched o and the
plug is pulled from the electric socket.
✓The unit is switched o.
➜Disconnect plug from power socket.
➜Disconnect plug from socket on the unit.
➜Remove all vessels.
➜Disassemble attachments.
Transportation and storage
➜Store and transport the unit and its components only if they were emptied, cleaned
and dismantled.
➜To carry the device wear safety gloves and lift the unit from below.
➜Store and transport the device and parts of device in the original packing material or
alternatively in an adequate container to prevent damage.
➜Seal the package carefully against unauthorized or accidental opening.
➜Store the device in a dry and frost-free place.
Improper storage and transportation may result in damages to the
system and the mechanical components.
Avoid any kind of shocks during transportation.
Accessories and Spare Parts
Scope of delivery
Component Quantity Product number
MR Hei-Mix S* 1 503-02000-00
Operating Manual English / German 1 01-005-004-60
Warranty registration / Conrmation of condition 1 01-006-002-78
EC Declaration of Conformity 1 01-001-025-02
Power cord (xed) 1depending on country
* The product number is valid for 230 V devices in the european comunity. Please contact Heidolph Instruments for
further product numbers on country specic varieties.

Attachments
16
Attachments
Technical data
MR Hei-Mix S
Standard supply voltage 230 V/50 Hz or 115 V/60 Hz
Supply power (W) 7
Protective class (IEC 61140) 2
Protection class (IEC 60529) IP 21
Drive Shaded pole motor
Operating mode continuous
Speed range (rpm) 0 - 2,200
Speed accuracy (%) ±5
Stirring capacity, max (H2O) (l) 5
Load capacity, max. (kg) 6
Plate diameter (Ø) (mm) 104
Plate material PVDF
Temperature resistance max (°C) 40 (104 °F)
Weight (kg) 1.1
Dimensions (l x w x h) (mm) 140 x 126 x 80

Service
17
China RoHS Declaration of Conformity
China RoHS DECLARATION OF
CONFORMITY
Heidolph Instruments GmbH & Co.KG has made reasonable efforts to ensure that hazardous materials and
substances may not be used in its products.
In order to determine the concentration of hazardous substances in all homogeneous materials of the
subassemblies, a “Product Conformity Assessment” (PCA) procedure was performed. As defined in GB/T 26572
the “Maximum Concentration Value” limits (MCV) apply to these restricted substances:
•Lead (Pb): 0.1%
•Mercury (Hg): 0.1%
•Cadmium (Cd): 0.01%
•Hexavalent chromium (Cr(VI)): 0.1%
•Polybrominated biphenlys (PBB): 0.1%
•Polybrominated diphenyl ether (PBDE): 0.1%
Environmental Friendly Use Period (EFUP)
EFUP defines the period in years during which the hazardous substances contained in
electrical and electronic products will not leak or mutate under normal operating conditions.
During normal use by the user such electrical and electronic products will not result in serious
environmental pollution, cause serious bodily injury or damage to the user’s assets.
The Environmental Friendly Use Period for Heidolph Instruments GmbH & Co.KG products is 25 years.
MATERIAL CONTENT DECLARATION FOR
Heidolph Instruments GmbH & Co. KG PRODUCTS
有毒有害物质或元素
Hazardous substances
部件名称
Part name
铅
Pb
汞
Hg
铬
Cd
六价铬
Cr(VI)
多溴联
苯PBB
多溴二
苯醚
PBDE
环保期限
标识
EFUP
包装
Packaging O O O O O O
塑料外壳/组件
Plastic housing /parts O O O O O O
电池
Battery O O O O O O
玻璃
Glass O O O O O O
电子电气组件
Electrical and electronic parts X X X O O O
控制器/测量设备
Controller / measuring device X O X O O O
金属外壳/组件
Metal housing /parts X O O O O O
电机
Motor X O O O O O
配件
Accessories X O O O O O
此表格是按照 SJ/T 11364-2014 中规定制定。
This table is created according to SJ/T 11364-2014.
1Page 1 of 2

Service
18
注释：此表格适用于所有产品。以上列出的原件或组件不一定都属于所附产品的组成。
Note: Table applies to all products. Some of the components or parts listed above may not be part of
the enclosed product.
O: 表示该有毒有害物质在该部件所有均质材料中的含量均在GB/T 26572规定的限量要求以下。
O: Indicates that the above mentioned hazardous substance contained in all homogeneous
materials of the part is below the required limit as defined in GB/T 26572.
X: 表示该有毒有害物质至少在该部件某一均质材料中的含量超出GB/T 26572规定的限量要求。
X: Indicates that the above mentioned hazardous substance contained in at least one of the
homogeneous materials of this part is above the required limit as defined in GB/T 26572.
除上表所示信息外，还需声明的是，这些部件并非是有意用铅(Pb)、汞(Hg)、铬(Cd)、六价铬(Cr(VI))、
多溴联苯(PBB)或多溴二苯醚(PBDE)来制造的。
Apart from the disclosures in the above table, the subassemblies are not intentionally manufactured or formulated
with lead (Pb), mercury (Hg), cadmium (Cd), hexavalent chromium (CrVI), polybrominated biphenyls (PBB), and
polybrominated diphenyl ethers (PBDE).
Products manufactured by Heidolph Instruments GmbH & Co.KG may enter into further devices or can be used
together with other appliances .
With these products and appliances in particular, Heidolph Instruments GmbH & Co.KG will not take responsibility
for the EFUP of those products and appliances.
Place, date Schwabach, 19.09. 2019
Wolfgang Jaenicke
Chief Executive Officer CEO
Marcell Sarré
Vice President
Quality Management &
Technical Service
Page 2 of 2

Service
19
Service
Contact / Technical Service
Questions / Repair work
If any aspect of installation, operation or maintenance remains unanswered in the
present manual, please get in touch with the following address.
For repairs please call Heidolph Instruments or your local authorized Heidolph
Instruments distributor.
Warning!
Danger of poisoning!
Contaminated devices can lead to severe injury or death of our
employees!
When shipping items for repair that may have been contaminated by
hazardous substances, please:
▪advise exact substance
▪take adequate protective action towards our parts receiving and
service personnel
▪mark the pack in accordance with Ordinance on Hazardous
Substances
A “Conrmation of Condition” form can be found at the end of this operating manual.
➜Prior to shipping the device for repair, complete a copy of this form and submit it in
advance.
Contact details:
Heidolph Instruments Germany
Heidolph Instruments GmbH & Co. KG
Technical Service
Walpersdorfer Str. 12
D-91126 Schwabach / Germany
Tel.: +49 – 9122 - 9920-74
Fax: +49 – 9122 - 9920-84
E-Mail: [email protected]
www.heidolph.com
Heidolph Instruments North America
Phone: [phone]
E-mail: [email protected]
www.heidolphNA.com
Heidolph Instruments United Kingdom
Phone: 01799 - 5133-20
E-mail: [email protected]
www.heidolph-instruments.co.uk
All other countries
You will nd contact details of your local Heidolph distributor at
www.heidolph.com

Service
20
Warranty
Heidolph Instruments provides a 3 year warranty for the
products described here (excluding glass and wearing parts) if
you register using the warranty card enclosed or online
(www.heidolph.com). The warranty period begins with the date
of purchase. The serial number is also valid without registration.
This warranty covers material and manufacturing defects.
In the event of a material or manufacturing defect, the device shall be repaired or
replaced free of charge under the terms of the warranty.
Heidolph Instruments shall not assume liability for any damage incurred as a result of
improper handling or transport.
Warranty claim?
➜Please notify Heidolph Instruments or your local Heidolph distributor if you wish to
make a warranty claim.