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Endress+Hauser
Endress+Hauser Ceraphant PTC31B Pressure Switch
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E+H Ceraphant PTC31B: pressure switch; to 40 bar; to 0.3% Platinum; PNP/IO-Link. RFQ.
Download datasheet PDF
RFQ cart holds BOM lines only. Submit for engineering quote.
Key parameters
Measuring range
Gauge/absolute: from 0 to +100 mbar (0 to +1.5 psi) to 0 to +40 bar (0 to +600 psi); OPL max 0 to +60 bar
Accuracy
Reference accuracy standard up to 0.5%; Platinum up to 0.3%
Output
1× PNP switch (3-wire); 2× PNP + IO-Link (4-wire); or 1× PNP + 4–20 mA + IO-Link (4-wire)
Supply
10–30 VDC analog / IO-Link (IO-Link guaranteed ≥18 V)
Process connection
Thread, ANSI thread, M24×1.5, JIS thread
Wetted parts
Housing/process connections 316L; ceramic membrane Ceraphire®
Fits compact ceramic pressure switching where you need an Endress+Hauser Ceraphant PTC31B. Pressure switch spanning gauge/absolute cells from about 100 mbar to 40 bar URL, reference accuracy to 0.5% (Platinum to 0.3%), with PNP / IO-Link / 4–20 mA output combinations on 10–30 VDC.
Key advantages
- Range — About 100 mbar to 40 bar URL class
- Accuracy — To 0.5%; Platinum to 0.3%
- Outputs — PNP; 2× PNP+IO-Link; PNP+4–20 mA+IO-Link
- Supply — 10–30 VDC
- Process T — −25 to +100 °C
Typical applications
- Machine pressure switch.
- Hydraulic / pneumatic points.
- IO-Link pressure discrete.
Selection guide
- Gauge vs absolute
- Output wiring
- Process thread
Common mistakes
- Exceeding process temp.
- IO-Link below 18 V.
- Wrong OPL.
When to RFQ / what to tell us
- Range/output/thread.
- Quantity, ship-to.
Request a Quote · Get selection help
Specs
| Spec | Value |
|---|---|
| SKU | 47680 |
| Brand | Endress+Hauser |
| Model | Ceraphant PTC31B |
| Product type | Pressure Switch |
| Measuring range | Gauge/absolute: from 0 to +100 mbar (0 to +1.5 psi) to 0 to +40 bar (0 to +600 psi); OPL max 0 to +60 bar |
| Accuracy | Reference accuracy standard up to 0.5%; Platinum up to 0.3% |
| Output signal | 1× PNP switch (3-wire); 2× PNP + IO-Link (4-wire); or 1× PNP + 4–20 mA + IO-Link (4-wire) |
| Supply voltage | 10–30 VDC analog / IO-Link (IO-Link guaranteed ≥18 V) |
| Process temperature | –25 to +100 °C (–13 to +212 °F) at process connection |
| Ambient temperature | –20 to +70 °C (–4 to +158 °F) |
Documents
FAQ
Q: Accuracy? A: To 0.5%; Platinum to 0.3%.
Q: Supply? A: 10–30 VDC.
Q: What should I send for a quote? A: Range/output/thread, quantity, ship-to.
Links
| Parameter | Value |
|---|---|
| Measuring range | Gauge/absolute: from 0 to +100 mbar (0 to +1.5 psi) to 0 to +40 bar (0 to +600 psi); OPL max 0 to +60 bar |
| Accuracy | Reference accuracy standard up to 0.5%; Platinum up to 0.3% |
| Output | 1× PNP switch (3-wire); 2× PNP + IO-Link (4-wire); or 1× PNP + 4–20 mA + IO-Link (4-wire) |
| Supply | 10–30 VDC analog / IO-Link (IO-Link guaranteed ≥18 V) |
| Process connection | Thread, ANSI thread, M24×1.5, JIS thread |
| Wetted parts | Housing/process connections 316L; ceramic membrane Ceraphire® |
| Ambient temperature | –20 to +70 °C (–4 to +158 °F) |
| Sensor type | Oil-free ceramic Ceraphire® (Al₂O₃ 99.9%) process membrane |
| Process Temperature | –25 to +100 °C (–13 to +212 °F) at process connection |
| Turn Down | Up to 5:1 |