Page 1
Operating Instructions
Lock fitting ARV-WE63.1
for VEGAWAVE 63
- unpressurised operation
Page 2
Contents
Contents
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 Environmental instructions ................
3 Product description
3.1 Configuration..........................
3.2 Principle of operation ....................
3.3 Storage and transport ...................
4 Mounting
4.1 Mounting sequence .....................
5 Maintenance and fault rectification
5.1 Maintenance ..........................
5.2 Instrument repair .......................
3
3
3
4
4
4
4
5
5
5
6
7
7
6 Dismounting
6.1 Dismounting procedure ..................
6.2 Disposal .............................
7 Supplement
7.1 Technical data.........................
7.2 Dimensions ...........................
2 Lock fitting ARV-WE63.1 --unpressurised operation
10
8
8
9
32359-EN-060822
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About this document
1 About this document
1.1 Function
This operating instructions manual has all the information you
need for quick setup and safe operation. Please read this
manual before you start setup.
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
malfunctions 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.
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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. For safety and warranty reasons,
any internal work on the instruments must be carried out only
by personnel authorised by the manufacturer.
2.2 Appropriate use
ARV-WE63.1 is used for for infinite locking with tube
extension.
You find detailed specifications in the application range of
ARV-WE63.1 in the chapter "Product description".
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
The ARV-WE63.1 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
(e.g. the VDE regulations in Germany) as well as all prevailing
safety regulations and accident prevention rules.
2.5 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 "Storage and transport"
l Chapter "Disposal"
4 Lock fitting ARV-WE63.1 --unpressurised operation
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3 Product description
3.1 Configuration
Product description
Scope of delivery
Area of application
Physical principle
The scope of delivery encompasses:
l Lock fitting ARV-WE63.1 for VEGAWAVE 63 vibrating level
switches
l Documentation
- this operating instructions manual
3.2 Principle of operation
The lock fitting ARV-WE63.1 is is a threaded fitting and can be
used together with a level sensor in tube version (VEGAWAVE
63). Depending on the version, the tube extension of the
sensor must have a diameter of 43 mm (ø 1.7 in):
The wetted parts of the ARV-WE63.1 are made of steel (316L).
The ARV-WE63.1 must only be used in unpressurized
vessels.
With the lock fittings, sensors with tube extension can be fixed
infinitely.
The terminal screws protect the tube against sliding through.
The following version is available:
l ø 43 mm - G2A or 2 NPT (SW 70)
3.3 Storage and transport
Packaging
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.
Storage and transport temperature
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l Storage and transport temperature see "Supplement -
Technical data - Ambient conditions"
l Relative humidity 20 … 85 %
Page 6
Mounting
4 Mounting
4.1 Mounting sequence
The numbers in brackets refer to the figures on the following
pages.
1
2
Fig. 1: Lock fitting ARV-WE63.1 - unpressurised
1 Lock fitting
2 Terminal screws (3 pcs.)
1 Screw the lock fitting (1) with a resistant seal ring into the
thread of your vessel and tighten the lock fitting (1) on the
hexagon
2 Clean the connection tube of the sensor and the lock fitting
carefully and remove grease, oil and dirt. Insert the sensor
into the lock fitting. Slide the tube into the requested
position and hold it
3 Make sure that the sensor is in the correct position (height).
The height adjustment of the sensor determines also the
switching point
4 Tighten the terminal screws (2) with a torque of 8 ±1 Nm
(6 ±0.7 lbf ft)
The terminal screws (2) press lightly into the tube and fix
the tube of the sensor in this position.
6 Lock fitting ARV-WE63.1 --unpressurised operation
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Maintenance and fault rectification
5 Maintenance and fault rectification
5.1 Maintenance
If used correctly under normal operation, the lock fitting ARVWE63.1 is nearly maintenance-free.
5.2 Instrument repair
If a repair should be necessary, please ask the agency serving
you for the address of the return shipment.
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Dismounting
6 Dismounting
6.1 Dismounting procedure
Note chapter "Mounting" and carry out the stated steps in
reverse order.
If you proceed as follows, it is not necessary to readjust the
switching point and the lock fittings must not be dismounted
completely.
1 Switch off power supply of the sensor
2 Remove all connection cables
3 Loosen lock fitting with a screwdriver
4 Remove the sensor together with the lock fitting
6.2 Disposal
ARV-WE63.1 consists of materials which can be recycled by
specialised recycling companies. Mark the instrument as
scrap and dispose it according to the national, legal
regulations.
Materials: see "Technical data"
If you cannot dispose of the instrument properly, please
contact us about disposal methods or return.
8 Lock fitting ARV-WE63.1 --unpressurised operation
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7 Supplement
7.1 Technical data
General data
Material 316L corresponds to 1.4404 or 1.4435
Process fitting
-
- G2 A or 2 NPT
Tube diameter of the sensor ø 43 mm (1.7 in)
Materials
- Lock fitting 316L or Hastelloy C22 (2.4602)
- Process seal Klingersil C-4400
Terminal screws Pin with hexagon DIN 913 M8 x 8
Torque
- Terminal screws (M8) 8 Nm ±1 Nm (6 lbf ft ±0.7 lbf ft)
Process conditions
Operating pressure unpressurized
Product temperature -50 … +250 °C (-58 … +482 °F)
1)
Supplement
Approvals
The lock fittings have no own approvals
1)
not with thread NPT
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Supplement
7.2 Dimensions
Lock fitting ARV-WE63.1 for VEGAWAVE 63
ø 43mm
11
(1
/16")
25
20mm
70mm
(2 3/4")
")
32
/
G2A/
(
2 NPT
")
8
/
3
35mm (1
Fig. 2: Lock fitting ARV-WE63.1 unpressurized for VEGAWAVE 63
10 Lock fitting ARV-WE63.1 --unpressurised operation
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Supplement
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VEGA Grieshaber KG
Am Hohenstein 113
77761 Schiltach
Germany
Phone +49 7836 50-0
Fax +49 7836 50-201
E-mail: info@de.vega.com
www.vega.com
ISO 9001
All statements concerning scope of delivery, application,
practical use and operating conditions of the sensors and
processing systems correspond to the information avail-
able at the time of printing.
© VEGA Grieshaber KG, Schiltach/Germany 2006
Subject to change without prior notice 32359-EN-060822
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