Retsch PT 300 User manual

© Retsch GmbH, 42781 Haan, Retsch-Allee 1-5, Germany | 27.10.2020 Version 0002
Manual
Rotating Sample Divider PT 300/600
Translation

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Copyright
© Copyright by
Retsch GmbH
Retsch-Allee 1-5
42781 Haan
Germany

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Table of Contents
1Notes on the manual............................................................................................................................. 6
1.1 Disclaimer.......................................................................................................................................... 6
1.2 Copyright............................................................................................................................................ 6
2Safety...................................................................................................................................................... 6
2.1 Explanations of the Safety Instructions ............................................................................................. 8
2.2 General Safety Instructions ............................................................................................................... 9
2.3 Repairs............................................................................................................................................. 10
2.4 Responsibility of the operating company......................................................................................... 10
2.5 Personnel qualification and target group of this manual ................................................................. 10
2.6 Confirmation Form for the Managing Operator................................................................................ 11
3Packaging, Transport and Installation .............................................................................................. 13
3.1 Packaging........................................................................................................................................ 13
3.2 Transport.......................................................................................................................................... 13
3.3 Temperature Fluctuations and Condensation ................................................................................. 13
3.4 Conditions for the Installation Site................................................................................................... 14
3.5 Electrical Connection....................................................................................................................... 15
3.6 Transport.......................................................................................................................................... 16
3.7 Installing the device......................................................................................................................... 17
3.8 Description of type plate.................................................................................................................. 17
4Technical data...................................................................................................................................... 18
4.1 Intended use of the device............................................................................................................... 18
4.2 Divider modules............................................................................................................................... 19
4.3 Feed size ......................................................................................................................................... 19
4.4 Rated Power.................................................................................................................................... 19
4.5 Motor Rotation Speed...................................................................................................................... 19
4.6 Emissions......................................................................................................................................... 20
4.6.1 Noise levels.................................................................................................................................. 20
4.7 Degree of Protection........................................................................................................................ 20
4.8 Protective Equipment....................................................................................................................... 20
4.9 Dimensions and Weight................................................................................................................... 20
4.10 Required Floor Space...................................................................................................................... 20
4.11 Installation drawing.......................................................................................................................... 21
5Views of the device ............................................................................................................................. 23
5.1 Front view ........................................................................................................................................ 23
5.2 Interior view...................................................................................................................................... 24
5.3 Operating elements and displays .................................................................................................... 25
6Operating the device........................................................................................................................... 25
6.1 Opening the device.......................................................................................................................... 26
6.2 Closing the device ........................................................................................................................... 26
6.3 Preparing the division process ........................................................................................................ 27
6.3.1 Inserting the divider module......................................................................................................... 27
6.3.2 Inserting the vibratory feeder....................................................................................................... 28
6.3.3 Adjusting the gap size.................................................................................................................. 29
6.3.4 Connecting the dust extraction.................................................................................................... 30
6.4 Control panel –Operating the machine........................................................................................... 30
6.4.1 Start menu ................................................................................................................................... 30
6.4.2 Settings........................................................................................................................................ 31
6.4.3 Starting the division process........................................................................................................ 33
6.5 Finishing the division process.......................................................................................................... 35
7Cleaning ............................................................................................................................................... 36
8Maintenance......................................................................................................................................... 36
9Return for Service and Maintenance................................................................................................. 37

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10 Disposal................................................................................................................................................ 37
11 Index ..................................................................................................................................................... 39

Notes on the manual
5

Notes on the manual
6
1 Notes on the manual
This manual provides technical guidelines for the safe operation of the device. Read this
manual through carefully before installing, putting into service and operating the device.
Reading and understanding this manual is essential for handling the device safely and as
intended.
This manual does not contain any repair instructions. Please contact your supplier or contact
Retsch GmbH directly if anything is unclear or you have questions about these guidelines or the
device, or in the case of any faults or necessary repairs.
You can find further information about your device at https://www.retsch.com on the pages for
the specific device concerned.
Amendment status:
The document amendment 0002 of the "Rotating Sample Divider PT 300/600" manual has been
prepared in accordance with the Machinery Directive 2006/42/EC.
1.1 Disclaimer
This manual has been prepared with great care. We reserve the right to make technical
changes. We assume no liability for personal injuries resulting from the failure to follow the
safety information and warnings in this manual. No liability will be assumed for damage to
property resulting from the failure to follow the information in this manual.
1.2 Copyright
This document or parts of it or its content may not be reproduced, distributed, edited or copied
in any form without prior written permission of Retsch GmbH. Damage claims shall be asserted
in the case of infringements.
2 Safety
Safety Officer
The operating company itself must ensure the following with respect to persons authorised to
work on the device:
−that they have read and understood all regulations contained in the chapter on safety;
−that they are aware before they start work of all instructions and regulations for the target
group related to the work;
−that they have easy access to the manual for this device at all times;
−that they have been familiarised with the safe and correct handling of the device before
starting work on it, by means of a verbal introduction by a competent person and/or using
this manual.
Improper operation can lead to personal injuries. The operating company itself is
responsible for its safety and that of its staff. The operating company itself must ensure that no
unauthorised persons have access to the device.
Target group
All those operating, cleaning or working with or on the device.

Safety
7
This device is a modern, powerful product from Retsch GmbH and has been developed in line
with the state-of-the art. The device is safe to use when operated correctly and when following
the instructions in this manual.
People under the influence of intoxicating substances (medications, drugs, alcohol) or who
are overtired may not operate the device or work on the device.

Safety
8
2.1 Explanations of the Safety Instructions
The following warnings in this manual warn of possible risks and damage:
DANGER
D1.0000
Risk of fatal injuries
Source of danger
−Possible consequences if the danger is ignored.
•Instructions and information on how to avoid the risk.
Fatal or serious injuries may result if the “Danger” sign is disregarded. There is a very high
risk of a life-threatening accident or lasting personal injury. The signal word DANGER is
additionally used in the running text or in instructions.
WARNING
W1.0000
Risk of life-threatening or serious injuries
Source of danger
−Possible consequences if the danger is ignored.
•Instructions and information on how to avoid the risk.
Life-threatening or serious injuries may result if the “Warning” sign is disregarded. There is
an increased risk of a serious accident or of a possibly fatal personal injury. The signal word
WARNING is additionally used in the running text or in instructions.
CAUTION
C1.0000
Risk of injuries
Source of danger
−Possible consequences if the danger is ignored.
•Instructions and information on how to avoid the risk.
Average to slight injuries may result if the “Caution” sign is disregarded. There is an average
or slight risk of an accident or personal injury. The signal word CAUTION is additionally
used in the running text or in instructions.

Safety
9
NOTICE
N1.0000
Type of damage to property
Source of the damage to property
−Possible consequences if the information is ignored.
•Instructions and information on how to avoid the damage to
property.
Damage to property may result if the information is disregarded. The signal word NOTICE is
additionally used in the running text or in instructions.
2.2 General Safety Instructions
CAUTION
C2.0002
Risk of injury
Lack of knowledge of the manual
−The manual contains all safety-related information. Disregarding the
manual can therefore lead to injuries.
•Read the manual carefully before operating the device.
CAUTION
C3.0015
Risk of injury
Improper modifications to the device
−Improper modifications to the device can result in injuries.
•Do not make any unauthorised changes to the device.
•Only use the spare parts and accessories approved by Retsch
GmbH!
NOTICE
N2.0012
Changes to the device
Improper modifications
−The conformity declared by Retsch GmbH with the European Directives
will lose its validity.
−Any warranty claims will be terminated.
•Do not make any modification to the device.
•Use spare parts and accessories that have been approved by Retsch
GmbH exclusively.

Safety
10
2.3 Repairs
This manual does not contain any repair instructions. For safety reasons, repairs may only be
carried out by Retsch GmbH or an authorised representative or by qualified service technicians.
In case of repair, please inform…
…the Retsch GmbH representative in your country,
…your supplier, or
…Retsch GmbH directly.
Service address:
2.4 Responsibility of the operating company
The user of the machine (the operating company) is responsible for ensuring that every person
who works on the machine has been given precise instructions on the basis of this Manual
(commissioning, operation, servicing). Training for operators must cover the following points:
•Intended purpose of the machine
•Hazardous areas
•Safety provisions
•You must be satisfied that staff have the requisite qualifications
•General instructions and actions in an emergency
•Applicable accident prevention regulations
•Personal protective clothing required
•Operation of the machine in line with this Manual
•Accepted, applicable rules governing occupational health and safety
Incorporate the PT 300/600 into your emergency planning:
•Integrate the PT 300/600 into your operating procedures regulating
conduct in emergency situations.
•To prevent accidents during work processes, incorporate the PT 300/600
into your risk assessment in acc. with the German Ordinance on Industrial
Health and Safety (BetrSichV).
•Take into consideration fire-fighting measures, combatting the effect of
leaking substances, potential radiation, rescuing people, first-aid
measures.
2.5 Personnel qualification and target group of this manual
This manual is intended for trained assembly personnel , maintenance staff and users .

Safety
11
Training must be provided in the language of the personnel concerned so that all instructions
are understood. As such the following personnel qualifications are necessary:
Assembly,
commissioning,
instruction,
troubleshooting,
servicing work,
as described in this
manual
Skilled technical staff as well as external service providers who
speak German and the language of the operating personnel.
The usual skills communicated during training, e.g. as a plant
fitter, mechatronics engineer or toolmaker, are prerequisites for
the assembly, commissioning and troubleshooting of the
machine. Employees must be able to manage all applicable
mechanical tasks and be familiar with and have experience of
dealing with these.
Operation
Education/training in accordance with the above section,
responsibilities of trained employees.
Servicing/repairs
They must be experienced, trained professionals, familiar with
requirements and guidelines.
2.6 Confirmation Form for the Managing Operator
This manual contains essential instructions for operating and maintaining the device which must
be strictly observed. It is essential that they be read by the user and by the qualified staff
responsible for the device before the device is commissioned. This manual must be available
and accessible at the place of use at all times.
The user of the device herewith confirms to the managing operator (owner) that he has received
sufficient instructions about the operation and maintenance of the system. The user has
received the manual, has read and taken note of its contents and consequently has all the
information required for safe operation and is sufficiently familiar with the device.

Safety
12
The managing operator should for legal protection have the user confirm the instruction about
the operation of the device.
I have read and taken note of the contents of all chapters in this manual as well as all
safety instructions and warnings.
User
Surname, first name (block letters)
Position in the company
Place, date and signature
Managing operator or service technician
Surname, first name (block letters)
Position in the company
Place, date and signature

Packaging, Transport and Installation
13
3 Packaging, Transport and Installation
3.1 Packaging
The packaging has been adapted to the mode of transport. It complies with the generally
applicable packaging guidelines.
NOTICE
N3.0001
Complaint or return
Keeping the packaging
−Inadequate packaging and insufficient securing of the device can
jeopardise the warranty claim in the event of a complaint or return.
•Keep the packaging for the duration of the warranty period.
3.2 Transport
NOTICE
N4.0017
Damage to components
Transport
−Mechanical or electronic components may be damaged during transport.
The device must not be knocked, shaken or thrown during transport.
•Move the device gently during transport.
NOTICE
N5.0014
Complaints
Incomplete delivery or transport damage
−The forwarding agent and Retsch GmbH must be notified immediately in
the event of transport damage. It is otherwise possible that subsequent
complaints will not be recognised.
•Please check the delivery on receipt of the device for its
completeness and intactness.
•Notify your forwarding agent and Retsch GmbH within 24 hours.
3.3 Temperature Fluctuations and Condensation
NOTICE
N6.0016
Damaged components due to condensation
Temperature fluctuations
−The device may be exposed to substantial fluctuations in temperature
during transport. The ensuing condensation can damage electronic
components.
•Wait until the device has acclimatised before putting it into service.
Temporary storage:
Also in case of an interim storage the device must be stored dry and within the specified
ambient temperature range.

Packaging, Transport and Installation
14
3.4 Conditions for the Installation Site
NOTICE
N7.0021
Ambient temperature
Temperatures outside the permitted range
−Electronic and mechanical components may be damaged.
−The performance data alter to an unknown extent.
•Do not exceed or fall below the permitted temperature range (5 °C to
40 °C ambient temperature) of the device.
−Installation height: max. 2 000 m above sea level
−Ambient temperature: 5 °C –40 °C
−Maximum relative humidity < 80 % (at ambient temperatures ≤31 °C)
For ambient temperatures UTbetween 31 °C and 40 °C, the maximum relative humidity value LF
linearly decreases according to LF= –(UT–55) / 0.3:
Ambient temperature
Max. rel. humidity
≤31 °C
80 %
33 °C
73.3 %
35 °C
66.7 %
37 °C
60 %
39 °C
53.3 %
40 °C
50 %
NOTICE
N8.0015
Humidity
High relative humidity
−Electronic and mechanical components may be damaged.
−The performance data alter to an unknown extent.
•The relative humidity in the vicinity of the device should be kept as
low as possible.

Packaging, Transport and Installation
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3.5 Electrical Connection
WARNING
W2.0015
Risk to life caused by an electric shock
Connection to socket without a protective earth conductor
−Connecting the device to sockets without a protective earth conductor can
lead to life-threatening injuries caused by an electric shock.
•Always operate the device using sockets with a protective earth
conductor (PE).
NOTICE
N9.0022
Electrical connection
Failure to observe the values on the type plate
−Electronic and mechanical components may be damaged.
•Connect the device only to a mains supply matching the values on
the type plate.
WARNING When connecting the power cable to the mains supply, use an external fuse that
complies with the regulations applicable to the place of installation.
−Check the type plate for details on the necessary voltage,frequency, and maximum
external current source fuse for the device.
−The listed values must agree with the existing mains supply.
−Only use the supplied power cable to connect the device to the mains supply.
WARNING
W3.0005
Danger to life due to electric shock or fire
Incorrect connection to the power supply may result in parts of the housing or
cables being live and in fires starting.
−Serious injuries or death due to an electric shock.
−Serious injuries or death due to fires.
•The device may only be connected by a qualified electrician.
WARNING High leakage currents of > 3.5 mA alternating current can occur on the
frequency converter required and used in this machine. A fixed ground connection must
therefore be provided for stationary operation of the machine.
The following must be taken into consideration during preparation for commissioning and
maintenance:
−Fixed wiring in accordance with applicable standards (1~/N/PE) must be provided in close
proximity to the machine.
−The fixed wiring must have a minimum copper cross section of 3 x 2.5 mm2(L, N and
PE).
−A connection must be provided for the additional protective earthing with at least 10 mm2
copper.

Packaging, Transport and Installation
16
3.6 Transport
WARNING
W4.0005
Risk of injury due to the device falling down
Lifting the device above head height
−The device can fall causing serious injuries when lifted above head
height.
•Never lift the device above head height!
NOTICE
N10.0018
Transportation lock
Transport without transportation lock, or operation with transportation lock
−Mechanical components may be damaged.
•Only transport the device with mounted transportation lock.
•Do not operate the device with built-in transportation lock.
NOTICE
N11.0017
Damage to components
Transport
−Mechanical or electronic components may be damaged during transport.
The device must not be knocked, shaken or thrown during transport.
•Move the device gently during transport.
Fig. 1: Unscrewing the transport lock from the transport pallet
The transport lock (TS) uses four nuts to secure the machine to the pallet.
•Use a 17 mm wrench to unscrew the four nuts.
TS

Packaging, Transport and Installation
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3.7 Installing the device
Place the machine on a firm surface.
Only operate the PT 300/600 at an installation site with adequate lighting.
Further parameters can be found in the “Technical data” chapter.
The machine must be secured before putting it into operation.
3.8 Description of type plate
Fig. 2: Type plate
1 Device designation
2 Year of manufacture
3 Article number
4 Serial number
5 Manufacturer’s address
6 CE mark
7 Disposal sign
8 Barcode
9 Voltage
10 Supply frequency
11 Output
12 Current
13 Number of fuses
14 Fuse design and fuse rating
1
2
3
4
5
6
7
8
9
10
11
12
14
13

Technical data
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4 Technical data
4.1 Intended use of the device
CAUTION
C4.0005
Risk of injury
Potentially explosive atmosphere
−The device is not suitable for use in potentially explosive atmospheres.
Operating the device in a potentially explosive atmosphere can lead to
injuries caused by an explosion or fire.
•Never operate the device in a potentially explosive atmosphere!
CAUTION
C5.0006
Risk of injury
Sample material that is harmful to health
−Sample material that is harmful to health can injure people (illness,
contamination).
•Use suitable extraction systems with sample material that is
harmful to health.
•Use suitable personal protective equipment with sample material
that is harmful to health.
•Take note of the safety data sheets for the sample material.
CAUTION
Risk of hearing loss
High sound level
−A high sound level may arise depending on the type of material and the
duration of sample division. Excessive noise in terms of intensity and
duration can cause impairments or lasting damage to hearing.
•Ensure you take suitable noise protection measures.
•Wear hearing protectors when there is loud or persistent noise.
Target group: User (operating company), operators
Machine type designation: PT 300/600
The PT 300/600 sample divider is used for fast, loss-free and reproducible sample division on
free-flowing materials.
The dividing process takes place under dry conditions. By using the appropriate module, the
PT 300/600 may be deployed both in continuous and batch processing mode.
Any other use is regarded as improper use and may result in damage to equipment or even to
personal injuries.
Advantages
–Fast division of large quantities
–Adjustable vibration intensity of the feeder
–Adjustable speed
–Reproducible results
–Continuous and batch processing module available

Technical data
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–Parameters can be easily adjusted using the display
–Lärmdämmend esGeh äuse
NOTICE
N12.0007
Range of application of the device
Long-term operation
−This laboratory device is designed for eight-hour single-shift operation
with a duty cycle of 30 %.
•This device may not be used as a production machine nor is it
intended for continuous operation.
4.2 Divider modules
Continuous module
For 1 divided sample with rejection mechanism
Batch module
Module for 6 divided samples
(5 / 10 litres per segment)
Module for 8 divided samples
(3.75 / 7.5 litres per segment)
Module for 10 divided samples
(3 / 6 litres per segment)
4.3 Feed size
•Vi
•Vibratory feeder up to 30 mm.
•Vibratory feeder with splashback up to 15 mm.
4.4 Rated Power
370 W
Ensure that the voltage and frequency of your mains connection correspond to the type plate on
the machine. The mains connection must at least be protected by a 16A fuse .
4.5 Motor Rotation Speed
The speed is 18 to 53 rpm.

Technical data
20
4.6 Emissions
CAUTION
C6.0020
Risk of injury caused by the failure to hear acoustic signals
Loud noise during the division process
−Loud noise during the division process may lead to the inability to hear
acoustic warning signals, and this can result in injuries.
•Take volume during the division process into consideration when
designing the acoustic signals in the work environment.
•Where necessary, introduce additional visual signals.
4.6.1 Noise levels
Noise measurement in accordance with DIN 45635-31-01-KL3
The noise values are mainly influenced by the machine speed, the material being ground and
the grinding set.
Workplace-related emissions value LpAeq = up to 75 dB(A)
Sound power level LWA = 98dB(A)
Measurement conditions:
Continuous module
Grinding material: 5000 ml sand, particle size <1 mm
Sound level meter: Brüel & Kjaer 2237 Controller
4.7 Degree of Protection
−IP50
4.8 Protective Equipment
The machine can only be operated when closed. Opening the door results in the machine
coming to a halt. It can only be restarted by closing the door again.
4.9 Dimensions and Weight
Height: Up to approx. 1810 mm
Width (open): 2200 mm
Depth: Up to approx. 1400 mm
Weight : Net approx. 220 kg
4.10 Required Floor Space
Height: Up to approx. 1810 mm
Width (open): 2200 mm
Depth: Up to approx. 1400 mm