Description
Baumer Y91 is a pencil-type micro pressure transmitter designed for tight-space industrial environments such as nitrogen panels, pneumatic skids, compressor heads, dairy utility loops, and packaging lines. The slim stainless-steel probe, compact electronics, and fast response ensure stable feedback for PLC loops where accuracy + minimal footprint are required.
Y91 — Key Technical Data & Selection Parameters
| Parameter | Specification / Details |
| Measuring Range | 0…1 bar to 0…400 bar |
| Accuracy | ±1.0% FS |
| Output Signal | 4–20 mA (2-wire) |
| Process Connection | G¼, ¼ NPT, M10 |
| Electrical Connector | DIN EN 175301 or cable |
| Body / Wetted Material | SS316 / SS316L |
| Media Temp. Range | −20 °C to +100 °C |
| IP Rating | IP65 |
| Response Time | < 5 ms |
| Shock / Vibration | 100 g shock / 15 g vibration |
| Sensor Principle | Piezoresistive thin-film cell |
| Application Category | OEM pneumatics, nitrogen skids, small hydraulic modules, blow-molding lines, packaging automation |





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