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Summary of Contents for Vega VEGABAR 12
- Page 1 Operating Instructions VEGABAR 12 Document ID: 35544 Process pressure...
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Page 2: Table Of Contents
Technical data ......17 Dimensions ....... 20 VEGABAR 12... - Page 3 Contents Editing status: 2011-05-27 Supplementary documentation Information: Supplementary documents appropriate to the ordered version come with the delivery. You can find them listed in chapter "Product description". VEGABAR 12...
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Page 4: About This Document
This symbol indicates special instructions for Ex applications. List The dot set in front indicates a list with no implied sequence. à Action This arrow indicates a single action. Sequence Numbers set in front indicate successive steps in a procedure. VEGABAR 12... -
Page 5: For Your Safety
During work on and with the device the required personal protective equipment must always be worn. 2.2 Appropriate use VEGABAR 12 is a pressure transmitter for the bubble-through method with neutral gases. You can find detailed information on the application range in chapter "Product description". -
Page 6: Safety Label On The Instrument
2.6 CE conformity This device fulfills the legal requirements of the applicable EC guidelines. By attaching the CE mark, VEGA provides a confirmation of successful testing. You can find the CE conformity declaration in the download area of www.vega.com. -
Page 7: Product Description
The scope of delivery encompasses: VEGABAR 12 process pressure transmitter Mounting accessories, depending on the version Documentation this operating instructions manual Operating instructions 35584 - PC operation VEGABAR 12 (optional) if necessary, further certificates Structure Fig. 1: VEGABAR 12 with terminal connection Process fitting... -
Page 8: Principle Of Operation
3 Product description 3.2 Principle of operation VEGABAR 12 is a pressure transmitter for gauge pressure measure- Application area ment of neutral gases. ® Functional principle The sensor element is the CERTEC measuring cell with rugged ceramic diaphragm. The process pressure causes a capacitance change in the measuring cell via the ceramic diaphragm. - Page 9 3 Product description Storage and transport Storage and transport temperature see chapter "Supplement - temperature Technical data - Ambient conditions" Relative humidity 20 … 85 % VEGABAR 12...
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Page 10: Mounting
VEGABAR 12 functions in any installation position. Mounting position Information: We recommend using the measuring instrument holder of the line of mounting accessory. 4.3 Mounting steps For mounting VEGABAR 12, a connection with G1/8" outer thread is required. VEGABAR 12... -
Page 11: Connecting To Power Supply
The cable screen must not be connected to the internal ground terminal in the sensor and the outer ground terminal on the housing not to the potential equalisation! VEGABAR 12... -
Page 12: Wiring Plan
Internal check of the electronics 4 … 20 mA output jumps to the failure signal 3.6 mA Then VEGABAR 12 delivers a current of 4 … 20 mA to the cable. The value corresponds to the actual level as well as to settings already carried out, e.g. -
Page 13: Set Up
6.1 Setup steps without adjustment After mounting and electrical connection, VEGABAR 12 is ready for operation. VEGABAR 12 delivers a current of 4 … 20 mA according to the actual process pressure. Further settings are not necessary. 6.2 Setup steps with PC operation The procedure is described in the separate operating instructions "PC... -
Page 14: Maintenance And Fault Rectification
24 hour service hotline Should these measures not be successful, please call in urgent cases the VEGA service hotline under the phone no. +49 1805 858550. The hotline is available to you 7 days a week round-the-clock. Since we offer this service world-wide, the support is only available in the English language. -
Page 15: Instrument Repair
If a repair is necessary, please proceed as follows: You can download a return form (23 KB) from our homepage at www. vega.com under: "Downloads - Forms and certificates - Repair form". By doing this you help us carry out the repair quickly and without having to call back for needed information. -
Page 16: Dismounting
Correct disposal avoids negative effects on humans and the environ- ment and ensures recycling of useful raw materials. Materials: see chapter "Technical data" If you have no way to dispose of the old instrument properly, please contact us concerning return and disposal. VEGABAR 12... -
Page 17: Supplement
Max. turn down Nominal measuring ranges and overload resistance The overload specifications are only an overview and refer to the measuring cell. Limitations by material and process fitting version are possible. The specifications on the type label are applicable. VEGABAR 12... - Page 18 Relating to the nominal measuring range, incl. non-linearity, hysteresis and non-reproducibility. Relating to the nominal measuring range. In the compensated temperature range of 0 … +80 °C (+32 … +176 °F), reference temperature 20 °C (68 °F). Relating to the nominal measuring range. VEGABAR 12...
- Page 19 Operating voltage < 1 V Permissible residual ripple Load see diagram Electrical protective measures IP 20 Protection rating Protection class Overvoltage category Tested according to the guidelines of German Lloyd, GL directive 2. According to EN 60529/IEC 529. VEGABAR 12...
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Page 20: Dimensions
9 Supplement 9.2 Dimensions VEGABAR 12 ø 26 mm (1.02") G 1/8 SW/SWS 24 (0.95") Fig. 3: Dimensions VEGABAR 12 VEGABAR 12... - Page 21 Les lignes de produits VEGA sont globalement protégées par des droits de propriété intellectuelle. Pour plus d'informations, on pourra se référer au site http://www.vega. VEGA lineas de productos están protegidas por los derechos en el campo de la propiedad industrial. Para mayor información revise la pagina web http://www.vega.com Линии...
- Page 22 9 Supplement VEGABAR 12...
- Page 23 9 Supplement VEGABAR 12...
- Page 24 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 2011 35544-EN-110616 Subject to change without prior notice...
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