VEGA VEGABAR 29 process pressure sensor with switching function and metallic (piezoresistive) measuring cell, for gases, vapours and liquids. Wide measuring range -1. +1000 bar with smallest range 0.4 bar and accuracy deviation < 0.3 %, suiting high-pressure hydraulic and process duties. Operating voltage 12. 35 V DC with integrated reverse-voltage protection; output as 4. 20 mA two-wire, three-wire transistor or IO-Link. Coloured 360° LED switching-status ring and Bluetooth adjustment. Available with M12 x 1 plug or direct cable outlet to IP66/IP68 (0.5 bar)/IP69. Supplied as a VEGA configured item; confirm the order code for your exact range, fitting and electronics.
| Type | VEGA VEGABAR 29 |
| Measuring principle | metallic process diaphragm, piezoresirigide (transmission-liquid system to 100 bar; strain-gauge dry system above 250 bar) |
| Media | gases, vapours and liquids |
| Measuring range | -1 ... +1000 bar / -100 kPa ... +100 MPa |
| Smallest adjustable range | 0.4 bar / 40 kPa |
| Accuracy (deviation) | < 0.3 % |
| Process temperature | -40 ... +100 °C (metallic cell; higher with strain-gauge high-pressure versions) |
| Process fitting | thread connections; optional hygienic adapters |
| Operating voltage | 12 ... 35 V DC, integrated reverse-voltage protection |
| Signal output | 4 ... 20 mA two-wire; three-wire 1 x transistor or 4 ... 20 mA; three-wire with IO-Link |
| Indication/adjustment | coloured 360° LED switching-status ring; Bluetooth adjustment (VEGA Tools app) |
| Electrical connection | M12 x 1 plug or direct cable outlet |
| Degree of protection | IP66/IP67 (plug); IP66/IP68 (0.5 bar)/IP69 (cable) |
| Standards/communication | IO-Link |
| Approvals | CE (optional ATEX/IECEx Ex versions available) |
| Material | Metallic process diaphragm (316L); piezoresistive sensor element |
| Pressure rating | -1 ... +1000 bar |
| Temperature range | -40 °C to +100 °C (version-dependent) |
| IP rating | IP66/IP68 (0.5 bar)/IP69 |
| MOQ | 1 |
Metallic measuring cell suits high-pressure and hydraulic duties. Select measuring range, process fitting and output to suit the application; confirm temperature rating for high-pressure dry versions.