Programmable Frequency Transducer MCR-F-UI-DC by Phoenix Contact

Selling Points

1Programmable via Membrane Keypad or Software: Easily configure the transducer using a membrane keypad or software for precise settings.
2High Precision Measurement: Measures frequencies up to 120 kHz with a resolution of >12 bits for accurate data conversion.
33-Way Isolation: Ensures reliable operation with 3-way isolation, protecting against electrical interference and noise.
4Configurable Outputs: Offers analog and switching outputs, including NAMUR sensors, floating contacts, and NPN/PNP transistor outputs.
5Robust Design: Built with ASA-PC (V0) housing, providing excellent protection against environmental factors and ensuring long-term reliability.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Parameter	Value	Parameter	Value
EMC note	EMC: class A product, see manufacturer's declaration in the download area	Product type	Frequency value transformer
Operating elements	Membrane keypad with 3 keys and LCD display	Alignment span	± 25 %
Alignment zero	± 25 %	Electrical isolation between input and output	yes
Maximum power dissipation for nominal condition	1.8 W	Test voltage, input/output/supply	1.5 kV (50 Hz, 1 min.)
Protective circuit	Transient protection Reverse polarity protection	Step response (10-90%)	< 25 ms
Maximum temperature coefficient	0.015 %/K	Temperature coefficient, typical	0.01 %/K
Maximum transmission error	≤ 0.15 % (of measured value)	Transmission error, typical	0.1 %
Supply voltage range	20 V DC ... 30 V DC	Max. current consumption	< 60 mA (without load, without switching output)
Configurable/programmable	Yes	Available input sources	NPN/PNP transistor outputs NAMUR initiators Floating relay contact (dry contact) Frequency generator
Encoder supply voltage	 15 V DC	Encoder supply current	≤ 25 mA (constant)
Signal level	2 V 2 V 13 V	Max. voltage input signal	30 V (incl. DC voltage)
Impulse form	any	Pulse time	≥ 1 µs
Measured value resolution	> 12 bit	A/D conversion time	≤ 32 ms
Frequency measuring range	0.1 Hz ... 120 kHz	Description of the input	Current input (isolating amplifier function)
Number of inputs	1	Configurable/programmable	Yes
Current input signal	0 mA ... 20 mA (freely adjustable)	Max. current input signal	24 mA
Input resistance current input	200 Ω	Measured value resolution	14 bit (full-scale)
Step response (10-90%)	< 25 ms	Supply voltage	24 V DC
Description of the input	Voltage input (isolating amplifier function)	Configurable/programmable	Yes
Voltage input signal	0 V ... 10 V (freely adjustable)	Max. voltage input signal	12 V
Input resistance of voltage input	95 kΩ	Measured value resolution	14 bit (full-scale)
Step response (10-90%)	< 25 ms	Output description	Switches supply voltage to terminal block SW, can carry a load of 100 mA, not protected against short-circuit
Number of outputs	1	Configurable/programmable	Yes
Voltage output signal	0 V ... 10 V 0 V ... 5 V 10 V ... 0 V 5 V ... 0 V	Max. voltage output signal	12.5 V
Load/output load voltage output	≥ 500 Ω	Ripple	< 20 mV
Configurable/programmable	Yes	Current output signal	0 mA ... 20 mA 4 mA ... 20 mA 20 mA ... 0 mA 20 mA ... 4 mA
Max. current output signal	25 mA	Load/output load current output	≤ 500 Ω
Ripple	< 20 mV	Connection method	Screw connection
Stripping length	8 mm	Screw thread	M3
Conductor cross section rigid	0.2 mm² ... 2.5 mm²	Conductor cross section flexible	0.2 mm² ... 2.5 mm²
Conductor cross section AWG	24 ... 14	Status display	LC display
Width	45 mm	Height	75 mm
Depth	110 mm	Color	green (RAL 6021)
Housing material	ASA-PC (V0)	Ambient temperature (operation)	-20 °C ... 65 °C (for specified data)
Certificate	CE-compliant	Identification	Class I, Div. 2, Groups A, B, C, D or Non-Hazardous Locations
Identification	DNV GL	Mounting type	DIN rail mounting
Mounting position	any

Specifications may be subject to change without notice