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Quick setup guide
Radar sensor for continuous level
measurement of bulk solids
VEGAPULS SR 68
Modbus and Levelmaster protocol
Document ID: 47164

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Summary of Contents for Vega PULS SR 68

  • Page 1 Quick setup guide Radar sensor for continuous level measurement of bulk solids VEGAPULS SR 68 Modbus and Levelmaster protocol Document ID: 47164...
  • Page 2: Table Of Contents

    This quick setup guide enables a quick setup of your instrument. You can find further information in the corresponding, comprehensive operating instructions. This manual is available on the supplied DVD or in the download area under "www.vega.com". Operating instructions VEGAPULS SR 68 - Modbus and Level- master protocol: Document-ID 41371 Editing status of the quick setup guide: 2014-01-24 VEGAPULS SR 68 •...
  • Page 3: For Your Safety

    1 For your safety For your safety Authorised personnel All operations described in this operating instructions manual must be carried out only by trained specialist personnel authorised by the plant operator. During work on and with the device the required personal protective equipment must always be worn.
  • Page 4: Ce Conformity

    1 For your safety CE conformity The device fulfills the legal requirements of the applicable EC guide- lines. By affixing the CE marking, we confirm successful testing of the product. You can find the CE Certificate of Conformity in the download section of our homepage. Electromagnetic compatibility Instruments in four-wire or Ex-d-ia version are designed for use in an industrial environment. Nevertheless, electromagnetic interference from electrical conductors and radiated emissions must be taken into account, as is usual with class A instruments according to EN 61326- 1. If the instrument is used in a different environment, the electromag- netic compatibility to other instruments must be ensured by suitable measures. NAMUR recommendations NAMUR is the automation technology user association in the process industry in Germany.
  • Page 5: Environmental Instructions

    1 For your safety 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 pro- tection. The environment management system is certified according to DIN EN ISO 14001. Please help us fulfill this obligation by observing the environmental instructions in this manual: •...
  • Page 6: Product Description

    Delivery date (HTML) • Order-specific instrument features (HTML) • Operating instructions and quick setup guide at the time of ship- ment (PDF) • Order-specific sensor data for an electronics exchange (XML) • Test certificate (PDF) - optional Go to www.vega.com, "VEGA Tools" and "Instrument search". Enter the serial number. Alternatively, you can access the data via your smartphone: VEGAPULS SR 68 • Modbus and Levelmaster protocol...
  • Page 7 2 Product description • Download the smartphone app "VEGA Tools" from the "Apple App Store" or the "Google Play Store" • Scan the Data Matrix code on the type label of the instrument or • Enter the serial number manually in the app VEGAPULS SR 68 • Modbus and Levelmaster protocol...
  • Page 8: Mounting

    3 Mounting Mounting Mounting preparations - Parabolic antenna The instrument is also available in versions where the antenna has a diameter larger than the process fitting (thread, flange). With such versions the antenna must be disconnected from the process fitting before mounting. Proceed as follows: 1. Clamp VEGAPULS SR 68 with the flange, e.g. in a bench vice 2. Hold the connection piece (1) with a wrench on the flat surfaces (width across flats 22 mm) 3. Loosen counter nut (3) completely with a wrench (width across flats 36 mm) in the direction of the antenna 4.
  • Page 9: Mounting Preparations - Horn Antenna

    3 Mounting Mounting preparations - Horn antenna The instrument is also available in versions with an antenna whose diameter is larger than the process fitting (thread, flange). In such cases the antenna must be disconnected from the process fitting before mounting. Proceed as follows: 1. Loosen the hexagon socket screws (3) on the antenna socket with an Allen wrench (size 3) 2. Remove the antenna (4) Note: The plastic cone may not be pulled out of the antenna socket. 3.
  • Page 10 3 Mounting 200 mm (7.87") Fig. 4: Distance of the antenna to the vessel wall/vessel ceiling 2. Note min. socket diameter depending on the socket length 3. Note the instructions for sealing For further information see chapter "Mounting". VEGAPULS SR 68 • Modbus and Levelmaster protocol...
  • Page 11: Connecting To Power Supply And Bus System

    4 Connecting to power supply and bus system Connecting to power supply and bus system Connection Connection technology The voltage supply and signal output are connected via the spring- loaded terminals in the housing. Connection to the display and adjustment module or to the interface adapter is carried out via contact pins in the housing.
  • Page 12: Wiring Plan

    4 Connecting to power supply and bus system 6. Check the hold of the wires in the terminals by lightly pulling on them 7. Connect the screen to the internal ground terminal, connect the outer ground terminal to potential equalisation in case of power supply via low voltage 8. Connect the lead cable for power supply in the same way accord- ing to the wiring plan, in addition connect the ground conductor to the inner ground terminal when powered with mains voltage.
  • Page 13 4 Connecting to power supply and bus system Information: The connection of an external display and adjustment unit is not pos- sible with this double chamber housing. Terminal compartment MODBUS power supply off on Fig. 8: Terminal compartment USB interface 2 Slide switch for integrated termination resistor (120 Ω) Voltage supply Modbus signal Terminal Function Polarity Voltage supply Voltage supply Modbus-Signal D0 Modbus-Signal D1 Function ground with installa- tion according to CSA...
  • Page 14: Set Up The Sensor With The Display And Adjustment Module

    5 Set up the sensor with the display and adjustment module Set up the sensor with the display and adjustment module Insert display and adjustment module The display and adjustment module can be inserted into the sensor and removed again at any time. You can choose any one of four differ- ent positions - each displaced by 90°. It is not necessary to interrupt the power supply.
  • Page 15: Parameter Adjustment

    5 Set up the sensor with the display and adjustment module Fig. 10: Insertion of the display and adjustment module into the double chamber housing In the electronics compartment 2 In the connection compartment (with Ex-d-ia version not possible) Note: If you intend to retrofit the instrument with a display and adjustment module for continuous measured value indication, a higher cover with an inspection glass is required. Parameter adjustment Set parameters 1.
  • Page 16 5 Set up the sensor with the display and adjustment module The radar sensor as a distance measuring instrument measures the Parameterization example distance from the sensor to the product surface. For indication of the real level, an allocation of the measured distance to the percentage height must be carried out. 100% Fig.
  • Page 17 5 Set up the sensor with the display and adjustment module Additional adjustments - The following circumstances cause interfering reflections and can False signal suppression influence the measurement: • High sockets • Vessel installations such as struts • Agitators • Buildup or welded joints on vessel walls Note: A false signal suppression detects, marks and saves these false sig- nals so that they are no longer taken into account for level measure- ment.
  • Page 18 5 Set up the sensor with the display and adjustment module The menu item "Delete" is used to completely delete an already cre- ated false signal suppression. This is useful if the saved false signal suppression no longer matches the metrological conditions in the vessel.
  • Page 19: Supplement

    6 Supplement Supplement Technical data Electromechanical data - version IP 66/IP 67 Options of the cable entry Ʋ Cable gland M20 x 1.5 (cable: ø 5 … 9 mm) Ʋ Cable entry ½ NPT Ʋ Blind plug M20 x 1.5; ½ NPT Ʋ Closing cap M20 x 1.5; ½ NPT Plug options Ʋ Supply and signal circuit (only with low M12 x 1 plug voltage) Ʋ...
  • Page 20: Information

    Subject to change without prior notice © VEGA Grieshaber KG, Schiltach/Germany 2014 VEGA Grieshaber KG Phone +49 7836 50-0 Am Hohenstein 113...

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