Ceraphant PTP31B – Electronic Pressure Switch
The Endress+Hauser Ceraphant PTP31B is an electronic pressure switch for reliable point pressure monitoring. Its adjustable switching points and optional 4–20 mA output make it versatile for process control applications.
Key Features
- Measuring range: −1 to +40 bar
- Accuracy: ±0.5% of span
- 2 adjustable switching points
- Optional: 4–20 mA analog output
- Process temperature: −40 to +100 °C
- Process connections: G½”, NPT ½”
- Output: relay (SPDT), PNP/NPN transistor
- Local display: 4-digit LCD
- Protection: IP65/IP67
Applications
Pump monitoring, compressor protection, filter monitoring, pressure alarms, process safety, HVAC.
Technical Specifications
| Parameter | Value |
|---|---|
| Measuring range | −1 to +40 bar |
| Accuracy | ±0.5% of span |
| Switching points | 2 adjustable |
| Output | Relay, PNP/NPN, optional 4–20 mA |
| Process temperature | −40 to +100 °C |
| Protection class | IP65/IP67 |
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