VEGA DIS12 User Manual
Operating Instructions
VEGADIS 12
Indication
and adjustment
Content
Content
1 About this document
1.1 Function .............................
1.2 Target group ..........................
1.3 Symbolism used .......................
2 For your safety
2.1 Authorised personnel ....................
2.2 Appropriate use........................
2.3 Warning about misuse ...................
2.4 General safety instructions ................
2.5 Safety approval markings and safety tips .....
2.6 CE conformity .........................
2.7 Safety instructions for Ex areas ............
2.8 Environmental instructions ................
3 Product description
3.1 Configuration..........................
3.2 Principle of operation ..
3.3 Operation ............................
3.4 Packaging, transport and storage ...........
4 Mounting
4.1 General instructions.....................
4.2 Mounting instructions....................
.......
...........
4
4
4
5
5
5
5
5
5
6
6
7
8
8
9
10
10
5 Connecting to power supply
5.1 Preparing the connection .................
5.2 Connection procedure ...................
5.3 Wiring plan ...........................
11
12
13
6 Set up
6.1 Adjustment of the pressure transmitter .......
6.2 Indication scaling .......................
16
18
7 Maintenance and fault rectification
7.1 Maintenance ..........................
7.2 Remove interferences ...................
7.3 Instrument repair .......................
8 Dismount
8.1 Dismounting steps ..
ing
....................
8.2 Disposal .............................
2 VEGADIS 12
20
20
21
23
23
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9 Supplement
9.1 Technical data.........................
9.2 Dimensions ...........................
Content
24
26
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VEGADIS 12 3
About this document
1 About this document
1.1 Function
This operating instructions manual provides all the information
you need for mounting, connection and setup as well as
important instructions for maintenance and fault rectification.
Please read this information before putting the instrument into
operation and keep this manual accessible in the immediate
vicinity of the device.
1.2 Target group
This operating instructions manual is directed to trained,
qualified personnel. The contents of this manual should be
made available to these personnel and put into practice by
them.
1.3 Symbolism used
Information, tip, note
This symbol indicates helpful additional information.
Caution: If this warning is ignored, faults or malfunc-
tions can result.
Warning: If this warning is ignored, injury to persons and/or
serious damage to the instrument can result.
Danger: If this warning is ignored, serious injury to persons
and/or destruction of the instrument can result.
Ex applications
This symbol indicates special instructions for Ex applications.
l List
The dot set in front indicates a list with no implied sequence.
à Action
This arrow indicates a single action.
1 Sequence
Numbers set in front indicate successive steps in a procedure.
4 VEGADIS 12
20591-EN-071128
For your safety
2 For your safety
2.1 Authorised personnel
All operations described in this operating instructions manual
must be carried out only by trained specialist personnel
authorised by the operator.
During work on and with the device the required personal
protection equipment must always be worn.
2.2 Appropriate use
VEGADIS 12 is an adjustment and indicating unit for VEGA
pressure transmitters.
2.3 Warning about misuse
Inappropriate or incorrect use of the instrument can give rise to
application-specific hazards, e.g. vessel overfill or damage to
system components through incorrect mounting or adjustment.
2.4 General safety instructions
This is a high-tech instrument requiring the strict observance of
standard regulations and guidelines. The user must take note
of the safety instructions in this operating instructions manual,
the country-specific installation standards as well as all
prevailing safety regulations and accident prevention rules.
The instrument must only be operated in a technically flawless
and reliable condition. The operator is responsible for troublefree operation of the instrument.
During the entire duration of use, the user is obliged to
determine the compliance of the required occupational safety
measures with the current valid rules and regulations and also
take note of new regulations.
2.5 Safety approval markings and safety tips
The safety approval markings and safety tips on the device
must be observed.
2.6 CE conformity
VEGADIS 12 is in CE conformity with EMC (89/336/EWG) and
LVD (73/23/EWG) and fulfills NAMUR recommendation NE 21.
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VEGADIS 12 5
For your safety
Conformity has been judged according to the following
standards:
l EMC:
- Emission EN 50081
- Susceptibility EN 50082
l LVD: EN 61010
2.7 Safety instructions for Ex areas
Please note the Ex-specific safety information for installation
and operation in Ex areas. These safety instructions are part of
the operating instructions manual and come with the Exapproved instruments.
2.8 Environmental instructions
Protection of the environment is one of our most important
duties. That is why we have introduced an environment
management system with the goal of continuously improving
company environmental protection. The environment management system is certified according to DIN EN ISO 14001.
Please help us fulfil this obligation by observing the environmental instructions in this manual:
l Chapter "Packaging, transport and storage"
l Chapter "Disposal"
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3 Product description
3.1 Configuration
Product description
Scope of delivery
Components
The scope of delivery encompasses:
l Indicating and adjustment unit VEGADIS 12
l Documentation
- this operating instructions manual
- Ex-specific "Safety instructions" (with Ex-versions)
- if necessary, further certificates
VEGADIS 12 consists of the following components:
l Housing with adjustment elements
l Housing cover with integrated indicating module
1
TRANSMITTER
OPERATE
t
i
ZERO
SPAN
+
-
-
NOT USED
TRANSMITTER
VEGADIS 12
4...20mA
+
4
Fig. 1: VEGADIS 12 without display
1 Adjustment insert
2 Cover
3 Housing
4 Breather facility
2
3
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VEGADIS 12 7
Product description
1 2
TRANSMITTER
DISPLAY
OPERATE
OPERATE
t
ZERO
i
ZERO
END
SPAN
POINT
+-
DISPLAY
VEGADIS 12
-
4...20mA
+
TRANSMITTER
Fig. 2: VEGADIS 12 with display
1 Adjustment insert
2 Indication
3 Cover
4 Housing
5 Breather facility
3.2 Principle of operation
3
4
5
Area of application
Functional principle
Supply
VEGADIS 12 is an adjustment and indicating unit for the
following VEGA pressure transmitters:
l VEGAWELL 72 4 … 20 mA/HART
l VEGABAR 74 4 … 20 mA/HART
l VEGABAR 75 4 … 20 mA/HART
VEGADIS 12 has the following functions:
l atmospheric pressure compensation for the pressure
transmitter
l Adjustment of the pressure transmitter
l Indication of the measured value (optional)
VEGADIS 12 is looped in the supply and signal circuit of the
pressure transmitter and requires no separate external energy.
Connection is carried out via screw terminals in the housing.
3.3 Operation
As a standard feature, VEGADIS 12 is equipped with an
adjustment module for the pressure transmitter. The optional
indication is located in the housing cover and is equipped with
a bargraf and a digital indication. In this version, the additional
adjustment elements for scaling of the indication are integrated.
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8 VEGADIS 12
3.4 Packaging, transport and storage
Product description
Packaging
Transport
Transport inspection
Storage
Storage and transport tem-
perature
Your instrument was protected by packaging during transport.
Its capacity to handle normal loads during transport is assured
by a test according to DIN EN 24180.
The packaging of standard instruments consists of environ-
ment-friendly, recyclable cardboard. For special versions, PE
foam or PE foil is also used. Dispose of the packaging material
via specialised recycling companies.
Transport must be carried out under consideration of the notes
on the transport packaging. Nonobservance of these instructions can cause damage to the device.
The delivery must be checked for completeness and possible
transit damage immediately at receipt. Ascertained transit
damage or concealed defects must be appropriately dealt
with.
Up to the time of installation, the packages must be left closed
and stored according to the orientation and storage markings
on the outside.
Unless otherwise indicated, the packages must be stored only
under the following conditions:
l Not in the open
l Dry and dust free
l Not exposed to corrosive media
l Protected against solar radiation
l Avoiding mechanical shock and vibration
l Storage and transport temperature see "Supplement -
Technical data - Ambient conditions"
l Relative humidity 20 … 85 %
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VEGADIS 12 9
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