vacuubrand MD 12C NT VARIO o.C. User manual

Instructions for use
OI no.: 20901544Original instructions EN
MV 10C NT VARIO select
MD 12C NT VARIO select
ME 16C NT VARIO select
Chemistry diaphragm pump

Manufacturer:
VACUUBRAND GMBH + CO KGVACUUBRAND GMBH + CO KG
Alfred‑Zippe‑Str. 4Alfred‑Zippe‑Str. 4
97877 Wertheim97877 Wertheim
GERMANYGERMANY
Phone:
Head o󰀩ce [phone]‑0
Sales [phone]‑5550
Service [phone]‑5660
Fax: [phone]‑5555
Email: [email protected]
Web: www.vacuubrand.com
2 20901544_EN_Mx10C+12C+16C_NT Vsel_V1.2_260922
Original instructions
Keep for further use!
This manual is only to be used and distributed in its complete and original form. It is strictly the user’s responsibility to
carefully check the validity of this manual with respect to the product.
Thank you for purchasing this product from VACUUBRAND GMBH + CO KGVACUUBRAND GMBH + CO KG. You have chosen a modern and
technically high quality product.
Imprint

Contents
320901544_EN_Mx10C+12C+16C_NT Vsel_V1.2_260922
1 Introduction 5
1.1 User information .................................5
1.2 About this document..............................6
1.2.1 Manual structure .............................6
1.2.2 Display conventions ..........................7
1.2.3 Symbols and icons ...........................8
1.2.4 Abbreviations ...............................9
1.2.5 Term denitions.............................10
2 Safety information 11
2.1 Usage........................................11
2.1.1 Intended use ...............................11
2.1.2 Improper use...............................12
2.1.3 Foreseeable misuse............................ 12
2.2 Obligations ....................................13
2.2.1 Operator obligations .........................13
2.2.2 Personnel obligations ........................13
2.3 Target group description..........................14
2.4 General safety information ........................15
2.4.1 Protective clothing...........................15
2.4.2 Safety precautions ..........................15
2.4.3 Laboratory and working materials...............16
2.4.4 Eliminate sources of danger ...................17
2.5 Motor protection ................................20
2.6 ATEX equipment category ........................21
2.7 Disposal ......................................22
3 Product description 23
3.1 Schematic design ...............................23
3.2 Chemistry diaphragm pump series..................24
3.3 Example ......................................25
4 Installation and connection 27
4.1 Transport .....................................27
4.2 Installation ....................................28
4.3 Controller base .................................30
4.4 Connection ....................................31
4.4.1 Vacuum connection (IN) ......................31
4.4.2 Outlet connection (EX) .......................33
4.4.3 Venting connection (option)....................34
TABLE OF CONTENTS

Contents
420901544_EN_Mx10C+12C+16C_NT Vsel_V1.2_260922
4.4.4 Gas ballast (GB) ............................35
4.4.5 Electrical connection.........................37
5 Commissioning (operation) 39
5.1 Switch on .....................................39
5.2 Operation ....................................40
5.2.1 Operation (see description of controller)........41
5.2.2 Operation with gas ballast.....................43
5.3 Shutdown (switch o󰀨) ............................44
5.4 Storage.......................................45
6 Troubleshooting 47
6.1 Technical support ...............................47
6.2 Error – Cause – Remedy .........................47
7 Cleaning and maintenance 51
7.1 Information on service work .......................52
7.2 Cleaning ......................................54
7.2.1 Diaphragm pump ...........................54
7.2.2 Clean or replace molded PTFE hoses ...........54
7.2.3 Clean or replace the controller .................54
7.3 Diaphragm pump maintenance ....................55
7.3.1 Maintenance items ..........................55
7.3.2 Preparation ................................56
7.3.3 Suction/pressure distributor maintenance.........58
7.3.4 Change the diaphragms and valves .............61
7.4 Replacing the device fuse ........................77
8 Appendix 78
8.1 Technical information ............................78
8.1.1 Technical data..............................78
8.1.2 Wetted materials ............................81
8.1.3 Rating plate................................82
8.2 Ordering information.............................83
8.3 Service .......................................85
8.4 Index.........................................86
8.5 EC Declaration of Conformity .....................88

520901544_EN_Mx10C+12C+16C_NT Vsel_V1.2_260922
Introduction
11 IntroductionIntroduction
This manual is part of your product. The manual applies to all
versions of the pump and is intended in particular for laboratory
sta󰀨.
1.11.1 User informationUser information
Safety
Read this manual thoroughly and completely before using the
product.
Keep this manual in an easily accessible location.
Correct use of the product is essential for safe operation. Comply
with all safety information provided!
In addition to this manual, adhere to the accident prevention
regulations and industrial safety regulations applicable in the
country of use.
General
For easier readability, the general term diaphragm pumpdiaphragm pump
is used as an equivalent to and instead of the product name
Mx 1xC NT VARIO select chemistry diaphragm pumpMx 1xC NT VARIO select chemistry diaphragm pump.
If passing the product on to a third party, also give them this
manual.
The illustrations in this manual are only intended to facilitate
comprehension.
We reserve the right to make technical changes in the course of
continuous product improvement.
Copyright
The content of this manual is protected by copyright. Only copies
for internal use are allowed, e. g., for professional training.
© VACUUBRAND GMBH + CO KG
General
information
Instructions for use
and safety
Copyright © and
copyright law

6 20901544_EN_Mx10C+12C+16C_NT Vsel_V1.2_260922
Introduction
Contact
If your manual is incomplete, you can request a replace‑
ment. Alternatively, you can use our download portal:
www.vacuubrand.com
You are welcome to contact us at any time in writing or by tele‑
phone if you would like more information, have questions about
our products or wish to share feedback with us.
When contacting our Service Department, please have the
serial number and product type at hand see Rating plateRating plate on
the product.
1.21.2 About this documentAbout this document
1.2.11.2.1 Manual structureManual structure
The manual has a modular structure with separate instruction
modules for the diaphragm pump, vacuum controller, and any ac‑
cessories.
Instruction modules
123
4
1Safety information for vacuum equipment
2Description: Vacuum controller – control and operation
3Description: Vacuum pump – connection, operation, mainte‑
nance, mechanics
4Optional description: Accessories
Contact us
Modular instructions
for use
Pump series and
instructions for use

720901544_EN_Mx10C+12C+16C_NT Vsel_V1.2_260922
Introduction
1.2.21.2.2 Display conventionsDisplay conventions
Warning levels
DANGERDANGER
Indicates an imminent hazardous situation.
Disregarding the situation could result in extremely
serious injury or death.
> Take appropriate action to avoid dangerous situa‑
tions!
WARNING
Warns of a potentially hazardous situation.
Disregarding the situation could result in serious injury
or death.
> Take appropriate action to avoid dangerous situa‑
tions!
CAUTION
Indicates a potentially hazardous situation.
Disregarding the situation could result in minor injury or
damage to property.
> Take appropriate action to avoid dangerous situa‑
tions!
NOTENOTE
Indicates a potentially harmful situation.
Disregarding the situation could result in damage to property.
Additional notes
>Information or specic recommendation which must be
observed.
>Important information for trouble‑free operation of your
product.
> Helpful tips + tricks
> Additional information
IMPORTANT!
Display conventions

820901544_EN_Mx10C+12C+16C_NT Vsel_V1.2_260922
Introduction
1.2.31.2.3 Symbols andSymbols and iconsicons
This manual uses symbols and icons. Safety symbols indicate
specic risks associated with handling the product. Symbols and
icons are designed to help you identify risks more easily.
Safety symbols
Hazardous substance –
hazards to human health.
General
prohibition sign.
General
warning symbol. Warning: hot surface.
Danger: electricity. Disconnect power plug.
General
mandatory sign. Wear protective goggles.
Wear chemical‑resistant
protective gloves.
Read the instructions for
repair.
Additional symbols and icons
Positive example – Do this!
Result – OK Negative example –
Don't do this!
Refers to content in
this manual.
Refers to content in
other supplementary docu‑
ments.
Electric/electronic devices must not be disposed of in
the domestic waste at the end of their service life.
Installation at
temperatures < 40 °C.
Ensure su󰀩cient air circu‑
lation.
Flow arrow
Inlet –
vacuum connection
Flow arrow
Outlet – exhaust gas
Explanation of
safety symbols
Additional
symbols

920901544_EN_Mx10C+12C+16C_NT Vsel_V1.2_260922
Introduction
Handling instructions (action steps)Handling instructions (action steps)
Instructions (single step)
>Perform the step described.
5Result of action
Instructions (multiple steps)
1. First step
2. Next step
5Result of action
Perform the steps in the order described.
1.2.41.2.4 AbbreviationsAbbreviations
Fig. Figure
abs. Absolute
ATM Atmospheric pressure (bar graph, program)
di(di) Interior diameter
DN Nominal diameter
ECTFE Ethylene chlorotriuoroethylene
ETFE Ethylene tetrauoroethylene
EX* Outlet (exhaust, exit), exhaust gas connection
`ATEX equipment labeling
FFKM Peruoroelastomer
FKM Fluoroelastomer
GB Gas ballast
IN* Inlet, vacuum connection
KF Small ange
max. Maximum value
min. Minimum value
PP Polypropylene
PPS Polyphenylene sulde
PTFE Polytetrauoroethylene
RMA no. Return Merchandise Authorization number
SW Wrench size (tool)
resp. Responsible
e. g. For example
* Labeling on the vacuum pump or component
Display of operating
steps
Abbreviations

10 20901544_EN_Mx10C+12C+16C_NT Vsel_V1.2_260922
Introduction
1.2.51.2.5 Term denitionsTerm denitions
Mx 1xC VARIO
select
Vacuum pump with variable speed mo‑
tor for precise vacuum control, includ‑
ing VACUU·SELECT®controller and
VACUU·SELECT®Sensor.
VACUU·BUS®Bus system from VACUUBRAND for com‑
munication between peripheral devices with
VACUU·BUS®‑enabled gauges and controllers.
The maximum admissible cable length is 30 m.
VACUU·BUS®
address
Address which enables the VACUU·BUS®client
to be unambiguously assigned within the bus
system, e. g., for connecting multiple sensors
with the same measuring range.
VACUU·BUS®
client
Peripheral device or component with
VACUU·BUS® port which is integrated in the
bus system, e. g., sensors, valves, level indica‑
tors, etc.
VACUU·BUS®
connector
4‑pin round connector for the bus system from
VACUUBRAND.
VACUU·BUS®
conguration
Assigning a di󰀨erent VACUU·BUS®address to
a VACUU·BUS® component using a gauge or
controller.
VACUU·LAN®Local area vacuum network.
VACUU·SELECT®Vacuum controller, controller with touchscreen;
consisting of operating panel and vacuum sen‑
sor.
VACUU·SELECT®
Sensor
External vacuum sensor
`for VACUU·SELECT®
or
`separately as an independent vacuum sen‑
sor.
VARIO®drive Speed control for vacuum pump; the motor
runs only as fast as necessary to meet de‑
mand.
Product‑specic
terms