Frequency converter 4225

universalTTL2 digital outputs

Universal f/I-f/f converter Front programmable Input: NAMUR, NPN, PNP, Tacho, TTL & S0 Output: Programmable bipolar mA / V, frequency or relay Universal power supply 21.6...253 VAC / 19.2...300 VDC 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 help text in 7 languages. Mounting Units can be mounted side by side, horizontally and vertically, without air gap on a standard DIN rail – even at 60°C ambient temperature.