vacuubrand DVR 2pro User manual

Vacuum gauge
DVR 2pro
Instructions for use
Original instructions N°: 999341_EN
Technology for Vacuum Systems

Imprint
2 N°: 999341_EN_DVR 2pro/12.07.2017
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 users’ responsibility to check carefully the validity of this manual with respect to his product.
Manufacturer:
VACUUBRAND GMBH + CO KG
Alfred‑Zippe‑Str. 4
97877 Wertheim
GERMANY
Phone:
Head ofce [phone]‑0
Sales [phone]‑5550
Service [phone]‑5660
Fax: [phone]‑5555
E‑Mail: [email protected]
Web: www.vacuubrand.com
Thank you for purchasing this product from VACUUBRAND GMBH + CO KG . You have chosen a modern and
technically high quality product.

Content
3N°: 999341_EN_DVR 2pro/12.07.2017
TABLE OF CONTENT
What’s in the box 4
1 Introduction 5
1.1 User information .................................5
1.2 About this document..............................6
1.2.1 Display conventions ..........................6
1.2.2 Symbols and icons ...........................7
1.2.3 Handling instructions (action steps)...............8
1.2.4 Abbreviations ...............................9
1.2.5 Term denition ..............................9
2 Safety instructions 10
2.1 Usage ........................................10
2.1.1 Intended use ...............................10
2.1.2 Improper use...............................10
2.1.3 Foreseeable misuse .........................11
2.2 General safety instructions........................12
2.2.1 Safety precautions ..........................12
2.2.2 Personnel .................................12
2.3 Correct battery handling..........................13
2.4 Proper disposal ................................13
3 Product description 14
3.1 Vacuum gauge DVR 2pro.........................15
3.1.1 Var ious views ..............................15
3.1.2 Support rod................................17
3.2 Application example .............................18
4 Assembly and connection 19
4.1 Installation conditions ............................19
4.2 Insert (replace) battery ...........................20
4.3 Install adjustable support .........................21
4.4 Vacuum connection .............................22
5 Operation 25
5.1 Operating and display elements ....................25
5.1.1 Operating elements .........................25
5.1.2 Key combinations ...........................26
5.1.3 Automatic jump‑back times....................26
5.1.4 Display elements............................27
5.1.5 Display icons...............................28

Content
4 N°: 999341_EN_DVR 2pro/12.07.2017
5.2 DVR 2pro handling ..............................29
5.2.1 Select pressure unit .........................29
5.2.2 Adjust switch on time and measuring cycle .......30
5.2.3 Pressure measurement.......................32
6 Cleaning and adjustment 33
6.1 Cleaning ......................................33
6.1.1 Housing surface ............................33
6.1.2 Sensor ...................................33
6.2 Sensor adjustment, in general .....................34
6.2.1 Adjustment at atmospheric pressure.............34
6.2.2 Adjustment to reference pressure ...............36
6.2.3 Adjustment under vacuum ....................38
7 Resolving problems 40
7.1 Error display ...................................40
7.2 Fault – Cause – Remedy .........................41
8 Appendix 42
8.1 Technical information ............................42
8.1.1 Technical data..............................42
8.1.2 Wetted materials ............................43
8.1.3 Device data................................44
8.2 Ordering information.............................45
8.3 Service .......................................46
8.4 Index.........................................47
8.5 EC Declaration of Conformity......................48
8.6 Declaration of Conformity – China RoHS 2 ...........50
What’s in the box

5N°: 999341_EN_DVR 2pro/12.07.2017
Introduction
1 Introduction
This manual is part of your product.
1.1 User information
Safety
Read this manual thoroughly and completely before using the
produkt.
Keep this manual in an easily accessible location.
Proper use of the product is essential for safe operation. Comply
with all safety instructions provided!
In addition to this manual, adhere to any relevant local accident
prevention regulations and comply with industrial safety regula‑
tions.
General
Instead of the term DVR 2pro mostly the term Gauge or Vacuum
gauge is used in this manual, in order to make the text more
readable.
The illustrations in this manual are provided as examples in
order for a better understanding.
They are intended to aid in your understanding of the proper
use of the product.
Contact
Please ask for replacement in case of an incomplete manual
or download the manual on our website: www.vacuubrand.com
Contact us regarding any questions about this product, if you
need further information, or to provide us with feedback.
When contacting our Customer Service Department, please
be sure to have the correct type and serial number of your
product at call device data on the product, see chapter
8.1.3 Device data on page 44
General
information
Instructions for use
and safety
Contact us

6N°: 999341_EN_DVR 2pro/12.07.2017
Introduction
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
1.2 About this document
1.2.1 Display conventions
Warning levels
WARNING
Indicates a potentially hazardous situation.
Disregarding the situation could result in serious, even
fatal injury or massive damage to property.
 Take appropriate action to avoid dangerous situation!
CAUTION
Indicates a potentially hazardous situation.
Disregarding the situation could result in slight or minor
injury or damage to property.
 Take appropriate action to avoid dangerous situation!
NOTICE
Notice for a potentially harmful situation.
Disregarding the notice could lead to material damage.
Additional notes
Information or specic use recommendation, which must be
observed.
Important information for proper operation.
 Helpful tips and tricks
 Additional information
IMPORTANT!
Copyright ©
Warning levels

7N°: 999341_EN_DVR 2pro/12.07.2017
Introduction
1.2.2 Symbols and icons
This manual includes symbols and icons. Safety symbols indicate
special danger in handling the product. Icons shall help to identify
the danger directly and easier.
Safety symbols
General
warning symbol. danger: electricity
General
prohibition symbol.
General
mandatory sign.
Additional icons
positive example – Do!
result – o. k.
negative example –
Do not!
Refers to content in
this manual.
Refers to content of
other supplementary doc‑
uments.
Press key. Push and hold key
Continous signal Flashing cycle
 For further detailed information about icons and signals in the
display see chapter Display icons on page 28.
Notes
Handling or action
Signals

8N°: 999341_EN_DVR 2pro/12.07.2017
Introduction
1.2.3 Handling instructions (action steps)
Action step (single step)
Do the described step.
5Result of action
Handling instructions (multiple steps)
1. rst step
2. next step
5Result of action
Follow steps in the described order.
Presentation
convention operating
steps

9N°: 999341_EN_DVR 2pro/12.07.2017
Introduction
1.2.4 Abbreviations
abs. absolute
ATM Atmospheric pressure
di(di) Interior diameter
DAkkS accreditation institute:
Deutsche Akkreditierungsstelle GmbH
DN Nominal diameter
GF Glass ber reinforced
GK Glass pellets
Gr. Size
hPa Pressure unit, Hectopascal (1 hPa = 1 mbar =
0.75 Torr)
KF Small ange
max Maximum value
mbar Pressure unit, millibar (1 mbar = 1 hPa = 0.75 Torr)
min Minimum value
PA Polyamide
PBT Polybutylene terephthalate
PP Polypropylene
PPS Polyphenylene sulphide
PTFE Polytetrauorethylene
RMA‑N° Return Merchandise Authorization number
Sec. Second(s)
Torr Pressure unit (1 Torr = 1.33 mbar = 1.33 hPa)
1.2.5 Term denition
DVR 2pro Fully electronic vacuum gauge for measurement
within the measuring range of atmospheric pres‑
sure and 1 mbar, with digital and analogue pres‑
sure reading.
DVR 3pro Functions like DVR 2pro, including ATEX approval
Used
Abbreviations
Product specic
terms

10 N°: 999341_EN_DVR 2pro/12.07.2017
Safety instructions
2 Safety instructions
The complete information of this chapter must be observed by all
persons working with the herein described product. The safety
instructions are valid for the complete life cycle of the product.
2.1 Usage
Use the product only when it is in proper working condition.
2.1.1 Intended use
A vacuum gauge DVR 2pro is a laboratory instrument for the
measurement of absolute pressure in the range of rough vacuum
and intended for connection to a vacuum apparatus. The gauge
may only be installed and used in non‑explosive areas. The gauge
is intended for continuous operation.
Any other use is considered to be improper use.
Intended use also includes the following:
observing safety information of document SafetyInformationfor
Vacuum Equipment.
observing the safety information inside this manual
2.1.2 Improper use
Incorrect use or any application which does not correspond to the
technical data may result in injury or damage to the property.
Improper use includes:
Using the product contrary to its intended use.
Operation with obvious malfunctions.
Intended use
Improper use

11N°: 999341_EN_DVR 2pro/12.07.2017
Safety instructions
Operation at inadmissible operating conditions.
inadmissible modications or repairs by customer.
The penetration of foreign objects, hot gases and ames
from the application, must be excluded.
2.1.3 Foreseeable misuse
The measuring of media which are liquid, hot, instable or explo‑
sive.
Installation and operation in explosive environments,
to switch the gauge on/off with tools,
to use a tool for battery replacement, which could cause a short
circuit,
to expose the gauge completely to vacuum,
to operate the controller with sharp stylus or objects.
to immerse the gauge into liquid or to clean it with steam.
Foreseeable misuse
Improper use
IMPORTANT!

12 N°: 999341_EN_DVR 2pro/12.07.2017
Safety instructions
IMPORTANT!
2.2 General safety instructions
2.2.1 Safety precautions
Use the gauge only if you have understood its function and this
manual.
Please note that adhering process media can pose danger to
humans and the environment.
When handling with contaminated parts, follow the relevant
regulations and safety precautions.
Repairs are only allowed by the Service Department or your
local supplier.
For all service works hazardous substances need to be
excluded.
Fill in the form Health and Safety Clearance thoroughly and
completely and conrm with your signature.
2.2.2 Personnel
It is the owner's responsibility to observe the proper use of the
device.
Always be conscious of safety, and work in a safe manner.
Observe the owners‘ directives at work, the national accident
prevention regulations and occupational safety provisions.
IMPORTANT!
Safety precautions

13N°: 999341_EN_DVR 2pro/12.07.2017
Safety instructions
2.3 Correct battery handling
CAUTION
Risk of personal injury or damage to property if
batteries are used improperly.
 Do not short‑circuit the battery or touch both poles at
the same time.
 Never charge the battery (= non‑rechargeable).
 Never use damaged batteries.
 Do not expose the battery to high temperatures.
 If the battery leaks and you come into contact with
the leaked uids, rinse thoroughly with water and
seek medical attention immediately!
2.4 Proper disposal
NOTICE
Risk of environmental damage due to incorrect disposal of
the product and the battery.
 Do not dispose your product in household trash!
Electronic components and batteries are subject to
hazardous waste treatment and must only be disposed of by
certied specialists.
 Observe the national regulations for safe disposal and envi‑
ronmental protection.
 Receive detailed information for respective regulations from
your competent administrative authority.
Correct battery
handling

14 N°: 999341_EN_DVR 2pro/12.07.2017
Product description
3 Product description
Goods arrival
Check the shipment for transport damage and completeness.
Report any transit damage immediately to the supplier.
NOTICE
Condensate could damage the gauge.
A large difference in temperature between storage location and
installation location can cause condensation.
 Let the product acclimatise for 3‑4 hours before using it.
Included materials
Gauge
DVR 2pro 682906
Support rod 682839
Knurled nut M14x1 (union nut) 637657
Hose nozzle DN 6/10 636635
Locking ring for knurled nut 637658
Small ange KF 16 PP
Protective cap DN 10/16
O‑ring
635110
9 V Block‑type battery, enclosed 612891
Instructions for use 999341
Safety Information for Vacuum Equipment 999254
Original packaging ‑‑‑‑‑‑
Goods arrival
Included materials

15N°: 999341_EN_DVR 2pro/12.07.2017
Product description
3.1 Vacuum gauge DVR 2pro
DVR 2pro is a fully electronic battery operated vacuum gauge for
measurement1 within the measuring range of atmospheric pres‑
sure and 1 mbar.
The DVR 2pro has an integrated ceramic diaphragm vacuum sen‑
sor and is exceptionally resistant to chemicals.
The gauge has a large LC‑display for analog and digital pressure
reading. The pressure unit is selectable between mbar, hPa or
Torr.
The DVR 2pro is operated by keys placed on the rear.
3.1.1 Various views
Front and side view
5
1
2
3
4
1Chemically resistant plastic housing
2LC display (LCD)
3Operating keys
4Device name
5Vacuum screw connection
1 Absolute pressure measurement
Gauge description
Front and side view
Meaning

16 N°: 999341_EN_DVR 2pro/12.07.2017
Product description
Rear view
Rear side
9
8
5
7
6
3
3Operating keys
5Vacuum screw connection, support for
Hose nozzle with locking ring and knurled nut
or
Hose directly connected with locking ring and knurled nut
or
Small ange KF 16
6Serial number + CE symbol
7Blind hole with thread M8 for support rod
8Manufacturer + address (rating plate)
9Battery compartment lid with screw (captive screw)
Block‑type battery 9 V
Meaning

17N°: 999341_EN_DVR 2pro/12.07.2017
Product description
Side view
3.1.2 Support rod
An adjustable support rod for stand mounting operation is
enclosed to the DVR 2pro. The gauge can be properly positioned
by the counter nut at the support rod.
Side view
4
2
1
3
1Threaded part
2Counter nut
3Knurled nut
4Support rod
Meaning

18 N°: 999341_EN_DVR 2pro/12.07.2017
Product description
3.2 Application example
2
4
1
3
6
5
1DVR 2pro with support rod
2Support rod
3Applications
4Diaphragm pump, vacuum pump
5Vacuum hose
6Vacuum splitter, e. g., VACUU·LAN®
Please observe the following points to get an optimal
measuring result:
 Connect the gauge as close as possible to the apparatus,
not to the vacuum pump.
 If possible use the small ange for connection.
 Connect the vacuum line as short as possible with a cross‑
section as wide as possible.
 Example
DVR 2pro and
ltration
Meaning

19N°: 999341_EN_DVR 2pro/12.07.2017
Assembly and connection
4 Assembly and connection
The gauge is provided to be used directly at the application.
Observe all specications for installation, connection and
operation according to technical data,
see chapter Technical information on page 42.
Also observe rating plate data.
Compare the permitted limits which are described in this
manual, with your actual application regarding operating
media, pressures, forces, moments, temperatures and volt‑
age.
NOTICE
Permanent vibrations which are transmitted from the
apparatus to the gauge could loosen screw connections.
 Mount the gauge to a vibration‑free apparatus.
 Please use buffers, if constant vibration is unavoidable.
4.1 Installation conditions
Consider installation conditions
The gauge has acclimatized.
Ambient conditions are observed and are within the limitation
of use.
Limitation of use (US)
Ambient temperature 10–40 °C 50–104 °F
Altitude, max. 3000 m
über NHN
9840 ft
above sea level
Relative humidity 30–85 %, non condensing
Protection type IP 40
Avoid condensation or contamination by dust or liquids.
Limitation of use

20 N°: 999341_EN_DVR 2pro/12.07.2017
Assembly and connection
4.2 Insert (replace) battery
The battery is enclosed to the delivery and must be inserted into
the gauge before installation.
Insert (replace)1battery
Required tool Phillips screwdriver size 1.
1. Use a Phillips screwdriver to unscrew the screw of the battery
compartment lid.
2. Remove battery compartment lid with captive screw.
If changing the battery, please remove the discharged battery.
IMPORTANT! Tools for battery replacement must not cause
a short‑circuit.
3. Put in the new battery in correct position (compare to gure
inside the housing).
4. Put the battery compartment lid in correct position onto the
gauge and x it stress‑free by the captive screw.
1 approved batteries see chapter: 8.2 Ordering information on page 45
Insert battery