Functional highlights
- Measures frequencies up to 100 kHz.
- Active and passive current output ±23 mA / 0…23 mA.
- Buffered voltage output ±10 VDC.
- Linearization: Linear or square root function.
- 2-point process calibration.
- Programmable trigger levels -0.05…6.5 V.
- Programmable sensor supply 5…17 V.
- NAMUR sensor error detection.
- Advanced configurable input limits for increased safety.
- Digital output: NPN & PNP; 0…100 kHz with programmable logic level 5…24 V.
- Output relay with windows, setpoint, and latch functionality.
- Simulation of process value during commissioning and maintenance.
- All terminals are over-voltage protected (24 VDC), polarity protected, and short-circuit protected.
Technical highlights
- Accuracy < 0.06% / span.
- Temperature coefficient 0.006% / °C.
- Response time < 30 ms.
- 2.3 kVAC, 3-port galvanic isolation.
- NAMUR NE21 and NE43.
Programming
- Configuration, monitoring, and diagnostics using the PR 4500 detachable communication interfaces. Product-specific functionality includes communication via Modbus and Bluetooth using our PR Process Supervisor (PPS) application, available for iOS and Android.
- All programming can be password protected.
- Scrolling helps text in 7 languages.
Mounting
- Units can be mounted side by side, horizontally and vertically, without an air gap on a standard DIN rail – even at 60°C ambient temperature.
Source: PR4225 Official Page
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