PSD-30 – PSD-31 – Electronic Pressure Switch
The WIKA PSD-30 and PSD-31 are industrial electronic pressure switches designed for automated machine building, fluid power, and manufacturing systems. They function as a combined digital display, electronic switch, and continuous transmitter in a single, compact instrument.
- Operating Pressure : High Performance Range
- Application : Industrial & Mobile Systems
About this item
The WIKA PSD-30 and PSD-31 are premium electronic pressure switches equipped with integrated digital displays, widely recognized for their robustness in industrial machine building, hydraulics, and pneumatics. While they share identical digital features, programming logic, and output options, the primary difference lies in their process connection style.
| Category | Feature | Specification & Details |
|---|---|---|
| Accuracy | Measuring Accuracy | ±1.0% of span (Standard); ±0.5% available as an option. |
| Display & Setup | Digital Display | 4-digit, 14-segment red LED with 9 mm high-visibility characters. |
| Physical Adjustability | Display flips upside down; housing rotates 320°; connection rotates 330°. | |
| Configuration | 3-key tactile menu designed to meet VDMA standard 24574-1. | |
| Outputs & Comms | Switch Outputs | Up to 2 solid-state switches; independently configurable as PNP or NPN. |
| Analogue Signals | Optional 4…20 mA or 0…10 V auto-detectable outputs. | |
| Digital Interface | Integrated IO-Link (v1.1) for remote diagnostics and automated setup. | |
| Design & Environment | Ingress Protection | Dual rated IP65 (dust/water jets) and IP67 (temporary immersion). |
| Wetted Parts | Stainless steel 316L; PSD-31 uses an NBR or FKM flush O-ring seal. | |
| Electrical Connection | Circular M12 × 1 connector (4-pin or 5-pin variants). |
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