Phoenix Contact MINI MCR-2-U-UI-PT Signal Conditioner

$ 184.00

Compact Phoenix Contact MINI MCR-2-U-UI-PT isolates, converts, and conditions analog signals with precision, safety, and space-saving design.

Product Description

Phoenix Contact MINI MCR-2-U-UI-PT Signal Conditioner – Compact Isolation & Signal Conversion

The Phoenix Contact MINI MCR-2-U-UI-PT signal conditioner is a slim, high-precision module designed to isolate, convert, and condition analog signals with exceptional accuracy. It offers full three-way isolation, protecting both control systems and field devices from interference, voltage surges, and ground loop issues. Supporting a wide range of input voltages from millivolt levels up to ±30 volts, as well as multiple output options in voltage and current form, the device ensures flexibility for diverse installations. Built with push-in terminal technology, advanced monitoring, and NFC configuration, this signal conditioner provides both reliability and ease of use in modern industrial environments.

Engineered for demanding applications, the MINI MCR-2-U-UI-PT combines compact design with outstanding performance. Its 6.2 mm housing saves valuable panel space, while fast response times and a maximum error rate of only 0.1% guarantee consistent signal quality. Users can quickly adapt the unit via DIP switch settings, ensuring compatibility with PLCs, distributed control systems, and process instrumentation. By filtering and amplifying weak signals, the module minimizes disturbances and improves measurement accuracy. In practical use, this translates to greater operational stability, reduced downtime, and improved safety. Whether applied in process automation, building systems, or machine monitoring, it delivers long-term reliability and simplified maintenance.

Why Phoenix Contact MINI MCR-2-U-UI-PT?
The MINI MCR-2-U-UI-PT is chosen by engineers who need accuracy, space savings, and adaptability in one device. With three-way electrical isolation, a wide input range, and versatile voltage/current outputs, it seamlessly integrates into automation systems. Its slim 6.2 mm profile optimizes panel space, while push-in connections and DIP-switch configuration make installation quick and error-free. Built-in fault monitoring and NFC setup bring intelligence and efficiency, turning routine signal conditioning into a smart, reliable process.

What problem does it solve?
In complex industrial environments, signal interference, ground loops, and measurement errors are common challenges. The MINI MCR-2-U-UI-PT solves these issues by isolating inputs, outputs, and power supply, ensuring clean and accurate signal transmission. It filters and amplifies weak signals, reducing noise and distortion that can disrupt operations. By preventing data loss and system malfunctions, it safeguards both equipment and processes, improving long-term reliability. For industries where accuracy and uptime are critical, it transforms vulnerable signal paths into stable, interference-free communication channels.

 


Key Features & Specifications – Phoenix Contact MINI MCR-2-U-UI-PT: 2902021

Feature Details Benefit
Input Range ±50 mV … ±30 V (configurable) Adapts to diverse sensor and process signal levels
Output Range -10 V … +10 V / 0(4)–20 mA Provides flexible voltage or current signal options
Isolation 3-way isolation (input/output/power) Prevents ground loops and interference for stable data
Configuration DIP switch & NFC Fast setup and easy reconfiguration in the field
Response Time < 8.5 ms (with filter) Maintains accuracy in dynamic applications
Accuracy ≤ 0.1 % of final value Reliable signal integrity for precise measurements
Connection Push-in terminals Quick, tool-free wiring for reduced installation time
Width 6.2 mm Space-saving, allows high-density mounting on DIN rails
Approvals CE, UL, ATEX, IECEx, DNV GL Certified for use in global industrial and hazardous areas
Operating Temperature -40 °C to +70 °C Reliable performance in harsh and varied environments
Protective Features Transient protection, reinforced insulation Enhances safety and durability of connected systems

Download MINI MCR-2-U-UI-PT 2902021 Datasheet

 


Commercial Data – Phoenix Contact MINI MCR-2-U-UI-PT: 2902021

Commercial Data Details
GTIN Number 4046356651998
Tariff Number 85437090
Weight 116 g (excluding packing)
Country of Origin Germany (DE)

 


The Applications of the Phoenix Contact MINI MCR-2-U-UI-PT

1. Flow Measurement in Wastewater Plants

Wastewater plants rely on accurate flow data to manage treatment cycles and chemical dosing. Sensors often send weak voltage signals over long distances, where they become prone to interference from pumps, motors, and electrical equipment. By using the MINI MCR-2-U-UI-PT, these signals can be isolated, filtered, and amplified before reaching the PLC. This ensures precise readings, prevents false alarms, and maintains compliance with environmental standards. Its slim design and push-in connection terminals also allow fast integration into crowded control cabinets.

2. Pressure Monitoring in Industrial Boilers

Industrial boilers demand reliable monitoring to prevent hazardous conditions. Pressure sensors in these systems typically generate small voltage outputs that can be disrupted by ground loops or electrical noise from heating elements. The MINI MCR-2-U-UI-PT eliminates these risks by providing three-way isolation and configurable voltage ranges, ensuring clean signals reach the control system. The device’s built-in filters further reduce noise, enabling operators to track pressure fluctuations with high accuracy. This improves safety, extends boiler life, and reduces downtime caused by inaccurate data.

3. Structural Vibration Analysis in Wind Turbines

Wind turbines must continuously monitor vibration and strain on rotor blades to maintain efficiency and safety. Sensors placed on blades and nacelles produce millivolt-level signals, which are highly susceptible to environmental interference and electrical surges. The MINI MCR-2-U-UI-PT processes these weak signals, providing isolation and transient protection while converting them into standardized current or voltage outputs. Its narrow housing saves installation space, which is particularly important inside turbine hubs. As a result, operators gain reliable data to support predictive maintenance and prevent costly failures.

4. Energy Monitoring of Heavy Rotating Machinery

Large motors, compressors, and pumps in process industries often need continuous tracking of electrical load and vibration data. Raw signals from these machines may vary in form and are vulnerable to distortion from electromagnetic fields. The MINI MCR-2-U-UI-PT converts these signals into standardized 4–20 mA or voltage outputs while isolating them from noise and surges. This allows plant operators to feed clean, reliable data into SCADA systems for predictive maintenance. The result is fewer false shutdowns, improved equipment availability, and lower long-term operational costs.

 


Related Products & Accessories – Phoenix Contact MINI MCR-2-U-UI-PT

Category Model Name Part Number Benefit
DIN Rail Bus Connector ME 6,2 TBUS-2 1,5/5-ST-3,81 GY 2695439 Bridges supply voltage across modules, simplifies wiring
ME 6,2 TBUS-2 1,5/5-ST-3,81 GN 2869728 Gold-plated contacts for reliable power distribution
Module Carrier TC-D37SUB-AIO16-MP-PS-UNI 2906640 Connects up to 16 MINI Analog Pro conditioners to I/O cards
TC-D37SUB-ADIO16-MP-P-UNI 2906639 Efficient connection to analog/digital I/O cards with D-SUB
System Adapter MINI MCR-2-V8-FLK 16 2901993 Links eight signal conditioners to controllers with minimal cabling
Communication Module MINI MCR-2-V8-MOD-RTU 2905634 Integrates up to eight units into Modbus/RTU networks
MINI MCR-2-V8-MOD-TCP 2905635 Enables Modbus/TCP integration for multiple signal conditioners
MINI MCR-2-V8-PB-DP 2905636 Connects devices to PROFIBUS DP networks
MINI MCR-2-V8-PN 2905637 Quick integration into PROFINET networks
Connector Set FASTCON PRO-SET 2906227 Screw terminal plug set for secure and flexible module wiring
FASTCON PRO-SET-PT 2906228 Push-in plug set for fast, tool-free wiring
Power Terminal Block MINI MCR-2-PTB 2902066 Provides supply voltage distribution with monitoring option
MINI MCR-2-PTB-PT 2902067 Push-in variant for easier wiring and reliable supply
Monitoring Block MINI MCR-2-FM-RC 2904504 Fault monitoring for group errors and supply voltages
MINI MCR-2-FM-RC-PT 2904508 Push-in version for quick installation and system reliability
Accessories SZS 0,6X3,5 Screwdriver 1205053 Designed for terminal actuation and safe wiring adjustments

 


Contact Us

For expert guidance before placing your order.
Warranty – 1-year warranty for your peace of mind.
Global Shipping – We ship worldwide with secure packaging and reliable delivery.
Technical Support – Contact us for professional after-sales technical assistance.

Select your currency