Mönninghoff ServoFlex 328 Series Product guide

Operating and Assembly Instructions
ServoFlex
Type 328.XX
oc-I : T24.0140 as of: 08/2013 Read these operating instructions before starting any kind of work !
Mönninghoff

2 2013-09-12
Maschinenfabrik Mönninghoff GmbH & Co. KG
Bessemerstrasse 100 Postfach 101749
D – 44793 Bochum D – 44717 Bochum
Telephone: [phone]
Fax: [phone]
Email: [e-mail]
Internet: www.moenninghoff.de

ServoFlex Type 328.XX
Table of contents
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1 General .................................................................................... 5
1.1 Information on these instructions ................................... 5
1.2 Explanation of symbols .................................................. 6
1.3 Limitationof liability ......................................................... 8
1.4 Copyright protection ....................................................... 8
1.5 Spare parts .................................................................... 9
1.6 Guarantee conditions ..................................................... 9
1.7 Customer service ........................................................... 9
1.8 Declaration of Incorporation ......................................... 10
2 Safety .................................................................................... 11
2.1 General ........................................................................ 11
2.2 Staff requirements ....................................................... 11
2.2.1 Qualifications ................................................ 11
2.2.2 Unauthorised persons .................................. 12
2.3 Intended use ................................................................ 13
2.4 Technical modifications ............................................... 14
2.5 Personal protective equipment .................................... 14
2.6 Specific dangers .......................................................... 15
2.7 Signs ............................................................................ 15
3 Technical data ...................................................................... 16
3.1 Dimensions .................................................................. 16
3.2 Technical data.............................................................. 19
3.3 Connection dimensions, connection fixings ................. 21
4 Setup and method offunction ............................................. 22
4.1 Structure and designs .................................................. 22
4.2 Description ................................................................... 23
4.2.1 Features ....................................................... 23
4.3 Functional method ....................................................... 23
5 Transport, packaging and storage ..................................... 24
5.1 Safety instructions for transport ..................................... 1
5.2 Transport inspection .................................................... 24
5.3 Packaging .................................................................... 25
5.4 Unpacking .................................................................... 26
5.5 Storing the packaged items ......................................... 26
6 Setup ..................................................................................... 27
6.1 Safety ........................................................................... 27
6.2 Preparation .................................................................. 28
6.3 Setup ............................................................................ 28

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Table of contents
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6.3.1 Instructions on assembly ..............................28
6.3.2 Assembling the clutch ...................................30
6.3.3 Assembling the clutch with the clamping
hub ................................................................31
6.3.4 Assembling the clutch vertically ....................33
6.3.5 Aligning the clutch.........................................34
6.3.6 Displacement and transmission torque
diagram .........................................................36
7 Startup ...................................................................................37
8 Using in potentially explosive areas ..................................38
8.1 Construction of the clutch size .....................................38
8.2 Control events ..............................................................38
8.3 Startup ..........................................................................38
8.4 Contact protection ........................................................38
8.5 Design of the clamping hubs ........................................40
8.6 Permissible temperatures ............................................40
8.7 EC Declaration of Conformity ...........................................41
9 Operating ..............................................................................42
9.1 General ........................................................................42
9.2 Recommendations for operation ..................................42
10 Faults .....................................................................................43
10.1 Safety ...........................................................................43
10.2 Malfunctions .................................................................44
11 Maintenance ..........................................................................45
11.1 Maintenance intervals ..................................................45
11.2 Checking for wear ........................................................45
12 ismantling ...........................................................................46
12.1 Safety ...........................................................................46
12.2 Dismantling ..................................................................46
12.3 Disposal .......................................................................46
13 Applicable standards, guidelines and regulations ...........47
14 Appendix ...............................................................................48
15 Index ......................................................................................49

ServoFlex Type 328.XX
General
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1 General
1.1 Information on these instructions
These instructions allow safe and efficient handling of the type
328.XX, ServoFlex clutches hereinafter referred to as clutche.
These instructions are a part of the clutch system and must be kept
in the immediate vicinity of the location of use of the clutch and be
accessible to staff at all times. Staff must read and understand the-
se instructions carefully before beginning any work. Compliance
with all safety instructions stated in these instructions constitute the
basic requirement for safe working practices.
In addition, local accident prevention regulations and general safe-
ty rules apply to application area of the combination.
In addition to these instructions, the instructions for the installed
components in the appendix also apply.

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General
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1.2 Explanation of symbols
All warnings in these operating instructions are also indicated by a
warning symbol.
The following warning symbols are used throughout these operat-
ing instructions:
Symbol Meaning
General warning
Danger of crushing!
Danger of environmental pollution
Danger of explosion
Special instructions when using the
device in explosion-proof areas.
General instructions and useful suggestions
on handling
The safety instructions are indicated in these instructions by sym-
bols. The safety instructions are introduced by signal words that
are intended to indicate the extent of the danger.
The warning symbol also indicates the type of danger.
The following warnings are used throughout these instructions:
WARNING
Risk of injury
Consequences of failure to observe...
► Instructions for avoiding
A warning of this category indicates a potentially dangerous situa-
tion.
If the dangerous situation is not avoided, it may lead to serious ir-
reversible injury or even death.
Follow the instructions in this warning to avoid possible danger of
serious irreversible injury or even death.
Safety precautions
Warnings

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General
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CAUTION!
Injury to persons by...
Consequences of failure to observe...
► Instructions for avoiding
A warning of this category indicates a potentially dangerous situa-
tion.
If the dangerous situation is not avoided, it may lead to light or mi-
nor injuries.
Follow the instructions in this warning to avoid possible danger of
serious personal injuries.
ATTENTION
amage to property by...
Consequences of failure to observe...
► Instructions for avoiding
A warning of this category indicates potential danger to property.
If the situation is not avoided, it may lead to damage to property.
Follow the instructions in this warning to avoid damage to property.
NOTE
Descriptive text…
A descriptive text contains additional information that is important
for further processing or for simplifying the procedure step ex-
plained.
Tips and recommendations

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General
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1.3 Limitationof liability
All specifications and notes in these instructions were compiled ac-
cording to all standards and regulations, the current state of tech-
nology and many years of knowledge and experience.
The manufacturer assumes no liability for damages resulting from:
 Failure to observe the operating and assembly instructions
 Use other for the intended purpose
 Deployment of insufficiently qualified staff
 Unauthorised modifications
 Technical modifications
 Use of non-approved spare parts
 Faulty assembly
The responsibilities as agreed in the delivery contract, the general
terms and conditions, the delivery conditions specified by the man-
ufacturer as well as the applicable statutory regulations apply.
We reserve the right to make technical modifications resulting from
improvements and further development.
1.4 Copyright protection
This documentation is protected by copyright.
The contents and instructions are for internal use only and may not
be transferred to a third party, reproduced in any form or manner,
either in whole or in part, utilised or communicated without the writ-
ten permission of the manufacturer.
Infringement obligates damage compensation. We reserve the
right to impose further claims.

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General
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1.5 Spare parts
WARNING
anger of injury due to wrong or faulty spare
parts!
Incorrect or defective replacement parts can lead to
injury, damage, malfunction or total breakdown.
► Use original spare parts from the manufacturer
only.
NOTE
The use of spare parts other than original Mönninghoff
spare parts or use of spare parts not purchased directly
from Maschinenfabrik Mönninghoff GmbH & Co. KG inval-
idates all commitments of Maschinenfabrik Mönninghoff
GmbH & Co. KG such as guarantee, service contracts etc.
without prior notice.
► Obtain spare parts from authorised dealers or
directly from the manufacturer. See page 2 for the
address.
1.6 Guarantee conditions
The guarantee conditions are included in the general terms and
conditions of the manufacturer.
1.7 Customer service
Technical information is available from our customer service de-
partment.
Maschinenfabrik Mönninghoff GmbH & Co. KG
Bessemerstrasse 100 Postfach 101749
D – 44793 Bochum D – 44717 Bochum
Telephone: [phone]
Fax: [phone]
Email: [e-mail]
Internet: www.moenninghoff.de
Moreover, our employees are always interested in new information
and experiences, which result from the use of our products or can
lead to the improvement of our products.

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Safety
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2 Safety
2.1 General
This section provides an overview on all safety aspects for opti-
mum protection of staff during assembly and startup as well as
safe and trouble-free operation.
WARNING
anger from failure to observe the safety in-
structions!
Failure to observe the safety and instructions listed
in these assembly instructions can lead to consider-
able danger.
► Always pay attention to all warnings and instruc-
tions specified here.
2.2 Staff requirements
2.2.1 Qualifications
WARNING
Risk of injury due to insufficient qualification!
Improper use can result in considerable damage to
persons or property.
► All activities shall only be performed by qualified
staff.
The following qualifications are stated in the operating instructions
for various different fields of activities.
 Instructed person
was given instruction by the operator on his/her assigned tasks
and possible dangers resulting from improper conduct.
 Specialist staff
is able to carry out assigned work tasks as well as recognise
and prevent possible dangers based on his/her technical train-
ing, knowledge and experience, including knowledge of appli-
cable regulations.

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Safety
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Only those persons may serve as staff, of whom it can be expected
that they will dependably carry out their assigned work tasks.
Those staff members whose responsiveness is affected by sub-
stances such as drugs, alcohol or medication shall not be permit-
ted.
NOTE
Observe age and occupational-specific regulations
at the location of the clutch when selecting staff.
WARNING
Risk of injury!
Rotating components always constitute a risk of
injury!
► Remove jewellery.
► Protect long hair with a cap or hairnet!
2.2.2 Unauthorised persons
WARNING
anger from unauthorised persons!
Unauthorised persons who do not fulfil the require-
ments described here, are not familiar with the dan-
gers in the work area.
► Do not permit unauthorised persons to be in the
vicinity of the work area.
► In case of doubt, approach the persons and
instruct them to leave the work area.
► Interrupt all work as long as the unauthorised
person is in the work area.

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Safety
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2.3 Intended use
The clutch was conceived and constructed exclusively for connect-
ing shafts.
The clutch may only be used according to the technical data and
operating conditions defined by the manufacturer, see the section
"Technical data" as well as "Setup and Method of function“.
When using the clutch in in potentially explosive areas, see section
8 "Using in potentially explosive areas"
WARNING
anger from use for other than the intended
purpose!
Any use other than for the intended purpose of the
clutch can lead to dangerous situations.
► Only use the clutch for its intended purpose.
► All information contained in these operating in-
structions must be strictly complied with.
The operator is liable for all damage caused from use for other
than the intended purpose.

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Safety
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2.4 Technical modifications
NOTE
In order not to endanger the operational safety of the
clutch, unauthorised modifications and alterations
are prohibited!
2.5 Personal protective equipment
To minimise health risks during work, it is necessary to wear per-
sonal protective equipment.
 The protective equipment corresponding to the work being car-
ried out must be worn at all times.
 Pay attention to all notices on personal protective equipment
within the work area.
The following must be worn for all work:
Close-fitting protective clothing with a low tear
strength and no protruding parts. These clothes
are principally designed to protect against being
caught by moving machine parts.
Goggles to protect the eyes from flying parts and
liquids.
Safety footwear with protective caps and oil-
resistant soles.
Only wear

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Safety
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2.6 Specific dangers
The following section specifies residual hazards identified during
risk assessment.
Pay attention to the safety instructions and warning notes specified
in following sections of these operating instructions in order to re-
duce the risk of damage to health and avoid dangerous situations.
CAUTION!
Risk of injury from moving parts!
Rotating and/or linearly moving parts can cause
injury.
► Do not reach into moving parts with your hands
or tamper with these parts during operation.
► Do not open the covers during operation.
► Wear close-fitting protective clothing in the dan-
ger zone.
► Remove jewellery.
► Protect long hair with a cap or hairnet.
2.7 Signs
The following symbols and signs could be located in the working
area. These apply to the area immediately surrounding where they
are mounted.
WARNING
Risk of injury due to illegible symbols!
Due to dirt or other causes, stickers and signs can
become illegible.
► All safety, warning and operating instructions
must remain legible.
► Damaged signs or stickers must be replaced
immediately.
Moving components

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Technical data
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3 Technical data
3.1 imensions
Design 1.4 type C-C
Diaphragm assembly

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Technical data
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Design 4.4 type C-C
Design 1.4 type B-C

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Technical data
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Design 4.4 type B-C

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Technical data
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3.2 Technical data
Size 05 08 10 14 16 19 25
Nominal torque Design 1.4 [Nm] 0.5 0.8 1.5 4 6 10 25
Design 4.4 [Nm] 0.5 0.8 1.5 4 6 10 25
Max. rotating speed Design 1.4 n [rpm] 10000
Design 4.4 n [rpm] 10000
Torsion spring stiffness Design 1.4 C
T
[10
6
Nm/rad] 500 1400 3700 8000 18000 20000 32000
Design 4.4. C
K
[10
6
Nm/rad] 250 700 1850 4000 9000 10000 16000
Axial spring stiffness Design 1.4 C
a
[Nm / mm] 140 140 64 64 112 80 48
Design 4.4 C
a
[Nm / mm] 70 70 32 32 56 40 24
Moment of inertia Design 1.4 I [kgm² x 10
-6
] C-C 0.25 0.58 2.36 8.12 29.53 99.33 268.5
B-B 4.00 16.42 54.88
B-C 6.06 22.98 77.01
Design 4.4 I [kgm² x 10
-6
] C-C 0.36 0.79 3.40 11.45 26.78 42.61 141.4
B-B 7.33 29.49 96.94
B-C 9.39 36.05 119.2
Weight Design 1.4 m [g] C-C 7 11 25 49 84 105 214
B-B 33 76 156
B-C 41 90 185
Design 4.4 m [g] C-C 10 15 35 69 123 151 304
B-B 53 122 246
B-C 61 136 275
Max. resilience
angled [Kw]
Design 1.4 [°] 0.5 1
Design 4.4 [°] 1 2
axial [Ka]
Design 1.4 [mm] ±0.05 ±0.1 ±0.15 ±0.2 ±0.25 ±0.3 ±0.4
Design 4.4 [mm] ±0.1 ±0.2 ±0.33 ±0.4 ±0.5 ±0.6 ±0.8
radial [Kr]
Design 1.4 [mm] not permitted
Design 4.4 [mm] 0.05 0.11 0.15 0.18 0.24 0.24 0.28
Bore d H7 Design 1.4
[mm] C-C
min. 4 4 5 >10 8 >15 >19
max 6 8 10 14 16 19 25
B-B min. 5 8 10
max 10 15 19

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Technical data
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Size 05 08 10 14 16 19 25
B-C min. 10 8 10
max 14 19 25
Design 4.4
[mm] C-C
min. 4 4 5 >10 8 >15 >19
max 6 8 10 14 16 19 25
B-B min. 5 8 10
max 10 15 19
B-C min. 5 8 10
max 10 15 19
Preferred bore Design 1.4 [mm]
4; 5;6 4; 5; 6;
7; 8
5; 6; 7;
8; 9; 10
6; 7; 8;
9; 10; 11;
12; 13; 14
8; 9; 10;
11; 12; 13;
14; 15; 16
8; 9; 10;
11; 12; 13;
14; 15; 16;
17; 18; 19
10;11;12;
13;14;15;
16;17;18;
19;20; 21;
22; 23; 24
Design 4.4 [mm]
4; 5; 6 4; 5; 6;
7; 8
5; 6; 7;
8; 9;10
6; 7; 8;
9; 10; 11;
12; 13; 14
8, 9; 10;
11; 12; 13;
14; 15; 16
9; 9; 10;
11; 12; 13;
14; 15; 16;
17; 18; 19
10; 11;12;
13; 14;15;
16; 17;18;
19; 20;21
Dimensions D 16 19 26 34 39 44 56
D1 14 19 25 29 34 44
D3 21.6 29.6 38
d
2
6.5 8.5 10.6 15 17 20 26
d
3
6.5 8.5 10.6 14.5 17 19.5 26
d
4
1.6 2.5 3 4 4 5
L1 16.7 19.35 23.15 27.3 34 34 43.4
L 23.2 25.9 32.3 37.8 48 48 59.8
l 7.85 9.15 10.75 12.4 15.5 15.5 20.5
l1 5.5 5.5 7.5 8 11 11 14
l2 4.8 5.8 9.5 12.5 14 17 22
l3 2.5 3.15 3.3 3.75 4.5 4.5 6
s 1 1.05 1.65 2.5 3 3 2.4
Screws
M
M 2 M 2.5 M 2.5 M 3 M 4 M 4 M 5
[Nm] 0.4 1 1 1.5 3.4 3.4 7
M1
M 1.6 M 2.5 M 3 M 4 M 4 M 5
[Nm] 0.2 1 1.5 3.4 3.4 7