Vega VEGAFLEX 81 Quick Setup Manual
Tdr sensor for continuous level and interface measurement of liquids
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Also See for VEGAFLEX 81:
- Operating instructions manual (104 pages) ,
- Quick setup manual (20 pages) ,
- Mounting instructions (20 pages)
Related Manuals for Vega VEGAFLEX 81
Summary of Contents for Vega VEGAFLEX 81
- Page 1 Quick setup guide TDR sensor for continuous level and interface measurement of liquids VEGAFLEX 81 Two-wire 4 … 20 mA/HART SIL Rod and cable probe With SIL qualification Document ID: 47591...
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Page 2: Table Of Contents
Operating Instructions Manual as well as the Safety Manual that comes with instruments with SIL qualification. These manuals are available on our homepage. Operating instructions VEGAFLEX 81 - Two-wire 4 … 20 mA/ HART - Rod and cable probe - With SIL qualifikation: Document- ID 44219 Editing status of the quick setup guide: 2023-05-23... -
Page 3: For Your Safety
During work on and with the device, the required personal protective equipment must always be worn. Appropriate use VEGAFLEX 81 is a sensor for continuous level measurement. You can find detailed information about the area of application in chapter " Product description". Operational reliability is ensured only if the instrument is properly used according to the specifications in the operating instructions manual as well as possible supplementary instructions. -
Page 4: Sil Qualification According To Iec 61508
DIN EN ISO 14001. Please help us fulfil this obligation by observing the environmental instructions in this manual: • Chapter " Packaging, transport and storage" • Chapter " Disposal" VEGAFLEX 81 • Two-wire 4 … 20 mA/HART SIL... -
Page 5: Product Description
Alternatively, you can access the data via your smartphone: • Download the VEGA Tools app from the " Apple App Store" or the " Google Play Store" VEGAFLEX 81 • Two-wire 4 … 20 mA/HART SIL... - Page 6 2 Product description • Scan the QR-code on the type label of the device or • Enter the serial number manually in the app VEGAFLEX 81 • Two-wire 4 … 20 mA/HART SIL...
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Page 7: Mounting
" Technical data" of the operating instructions. Fig. 2: Vessel with conical bottom Type of vessel Plastic vessel/Glass vessel The guided microwave principle requires a metallic surface on the process fitting. Therefore, in plastic vessels, etc., use an instru- VEGAFLEX 81 • Two-wire 4 … 20 mA/HART SIL... - Page 8 In such cases, always carry out a false signal suppression after mounting. You can find further information under " Setup procedure". DN25 ... DN150 ≤ 150 mm (5.91") ≤ 100 mm (3.94") > DN150 ... DN200 Fig. 4: Mounting socket VEGAFLEX 81 • Two-wire 4 … 20 mA/HART SIL...
- Page 9 3 Mounting When welding the nozzle, make sure that the nozzle is flush with the vessel top. Fig. 5: Nozzle must be installed flush Unfavourable mounting 2 Nozzle flush - optimum mounting VEGAFLEX 81 • Two-wire 4 … 20 mA/HART SIL...
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Page 10: Connecting To Power Supply
7. Check the hold of the wires in the terminals by lightly pulling on them 8. Connect the shielding to the internal ground terminal, connect the external ground terminal to potential equalisation VEGAFLEX 81 • Two-wire 4 … 20 mA/HART SIL... -
Page 11: Wiring Plan, Single Chamber Housing
Display 6 7 8 Fig. 8: Connection compartment - double chamber housing Voltage supply, signal output For display and adjustment module or interface adapter For external display and adjustment unit Ground terminal for connection of the cable screening VEGAFLEX 81 • Two-wire 4 … 20 mA/HART SIL... -
Page 12: Set Up With The Display And Adjustment Module
The display and adjustment module is powered by the sensor, an ad- ditional connection is not necessary. Fig. 9: Installing the display and adjustment module in the electronics compart- ment of the single chamber housing VEGAFLEX 81 • Two-wire 4 … 20 mA/HART SIL... -
Page 13: Parameter Adjustment
5. A " False signal suppression" detects, marks and saves the false signals so that they are no longer taken into account for level measurement. We generally recommend a false signal suppres- sion. VEGAFLEX 81 • Two-wire 4 … 20 mA/HART SIL... - Page 14 1. In the menu " Additional settings", menu item " Damping" you can adjust the requested damping of the output signal. 2. Select the parameter of the current output and the output charac- teristics in the menu item " Current output". VEGAFLEX 81 • Two-wire 4 … 20 mA/HART SIL...
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Page 15: Set Up With The Display And Adjustment Module
The display and adjustment module is powered by the sensor, an ad- ditional connection is not necessary. Fig. 12: Installing the display and adjustment module in the electronics compart- ment of the single chamber housing VEGAFLEX 81 • Two-wire 4 … 20 mA/HART SIL... -
Page 16: Parameter Adjustment
5. A " False signal suppression" detects, marks and saves the false signals so that they are no longer taken into account for level measurement. We generally recommend a false signal suppres- sion. VEGAFLEX 81 • Two-wire 4 … 20 mA/HART SIL... - Page 17 1. In the menu " Additional settings", menu item " Damping" you can adjust the requested damping of the output signal. 2. Select the parameter of the current output and the output charac- teristics in the menu item " Current output". VEGAFLEX 81 • Two-wire 4 … 20 mA/HART SIL...
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Page 18: Setup With Smartphone/Tablet (Bluetooth)
The menu item " PIN" is only displayed if in the menu " Setup", " Lock/ Unlock adjustment" the adjustment is released. 2. Change sensor PIN Note: Bluetooth access can only be established if the current sensor PIN differs from the default setting " 0000". It is possible both when the VEGAFLEX 81 • Two-wire 4 … 20 mA/HART SIL... -
Page 19: Connecting
Bluetooth-capable instru- ments in the area. PC/Notebook Start PACTware and the VEGA project assistant. Select the device search via Bluetooth and start the search function. The device auto- matically searches for Bluetooth-capable devices in the vicinity. -
Page 20: Supplement
Ʋ for 9.6 V < U < 14 V ≤ 0.7 V (16 … 400 Hz) Ʋ for 18 V < U < 36 V ≤ 1 V (16 … 400 Hz) Load resistor Ʋ Calculation )/0.022 A Ʋ Example - with U = 24 V DC (24 V - 9.6 V)/0.022 A = 655 Ω VEGAFLEX 81 • Two-wire 4 … 20 mA/HART SIL... - Page 21 Notes VEGAFLEX 81 • Two-wire 4 … 20 mA/HART SIL...
- Page 22 Notes VEGAFLEX 81 • Two-wire 4 … 20 mA/HART SIL...
- Page 23 Notes VEGAFLEX 81 • Two-wire 4 … 20 mA/HART SIL...
- Page 24 Subject to change without prior notice © VEGA Grieshaber KG, Schiltach/Germany 2023 VEGA Grieshaber KG Am Hohenstein 113 Phone +49 7836 50-0 77761 Schiltach E-mail: info.de@vega.com...