Phoenix UMK Series Industrial Interface Modules Complete Selection Guide

I. Series Overview: Versatile Industrial Interface Solutions

The Phoenix UMK series is a comprehensive range of industrial-grade interface modules designed for automation systems, control cabinets and industrial machinery. Acting as critical connection nodes between field devices, controllers and power supplies, these modules enable efficient signal transmission, power distribution and system integration in harsh industrial environments, with full coverage of connection and interface requirements for diverse automation scenarios.

Core Advantages

1. Complete interface coverage: Integrates relay switching, signal conditioning, potential distribution and communication integration, providing one-stop solutions for control link connections.
2. Modular design: Adopts a flexible building-block architecture, supporting customized solution configuration according to project requirements and adapting to automation systems of different scales.
3. Industrial-grade reliability: Operates in a wide temperature range of -40°C to +85°C, with vibration and electromagnetic interference resistance, complying with industrial EMC protection standards.
4. High compatibility: Fully compatible with the Phoenix VARIOFACE system and mainstream third-party industrial equipment on the market, achieving barrier-free connection.
5. Easy installation: Supports DIN rail mounting with plug-and-play design for rapid deployment, significantly shortening on-site commissioning cycles.

II. Product Classification & Detailed Parameter Table

1. MSTB/MKKDS Interface Modules (Module-to-Bus Connection)

Specialized for precise connection between VARIOFACE modules and system buses, matching dedicated interface specifications to ensure bus communication stability.

Part No.	Complete Model	Core Parameters	Key Features	Application Scenarios
2902857	UM-MSTB-MKDS/F/CS1148	Interface: MSTB male → MKDS female; Coding: CS1148; Rated voltage: 250V; Rated current: 12A	Bus-specific interface module with error-proof keyed coding and shielded design	Interconnection between internal cabinet modules and system buses
2907932	UM-MKKDS-MKDS/F/CS1514	Interface: MKKDS male → MKDS female; Coding: CS1514; Rated voltage: 300V; Rated current: 16A	Dual MKDS interface configuration, higher current carrying capacity and reinforced shielding structure	Bus connection for heavy-duty industrial systems with high-power transmission requirements

2. UMK-SE Side Elements (Module Housing Components)

Used to complete the housing structure of VARIOFACE modules, providing mechanical support and protection to ensure structural stability after module installation.

Part No.	Complete Model	Core Parameters	Key Features	Application Scenarios
5030266	UMK-SE 11,25-3	Width: 11.25mm; Positions: 3; Material: Flame-retardant plastic	Multi-position side element with integrated marking positions, suitable for multi-module combination	Assembly of cabinet modules requiring side mounting and identification
2970442	UMK-SE 11,25-1	Width: 11.25mm; Positions: 1; Housing color: Gray	Single-position side element with easy installation and streamlined structure	Basic module housing completion and installation in space-constrained scenarios
2970002	UMK-SE 11,25	Width: 11.25mm; Positions: 1; Standard design	Universal side element without additional markings and strong adaptability	Housing assembly for general-purpose modules

3. UMK-KS50/32 Series (Yokogawa System-Compatible Modules)

Custom-designed for connection with Yokogawa ADV151/ADV551 cards, achieving seamless docking with Yokogawa industrial control systems.

Part No.	Complete Model	Core Parameters	Key Features	Application Scenarios
2311108	UM-KS50/32-MR/21/ADV551/SO207	Channels: 32; Interface: MR type; Compatible with: ADV551; Termination: SO207	Yokogawa-specific interface with redundant power supply and screw connection	Yokogawa-based process control systems in chemical and petrochemical plants
2311111	UM-KS50/32-MR/21/ADV151/SO207	Channels: 32; Interface: MR type; Compatible with: ADV151; Termination: SO207	Same configuration as the above model, adapted for ADV151 cards	Industrial automation systems equipped with Yokogawa controllers
2900899	UM-KS50/32MR/1/ADV551/SC/SO207	Channels: 32; Interface: MR type; Compatible with: ADV551; Termination: SC/SO207	Screw connection variant with space-saving structural design	Compact control cabinets integrated with Yokogawa systems
2900898	UM-KS50/32MR/1/ADV151/SC/SO207	Channels: 32; Interface: MR type; Compatible with: ADV151; Termination: SC/SO207	Screw connection variant with space-saving structural design	Compact control cabinets integrated with Yokogawa systems

4. UMK-PVB Potential Distribution Modules

Specialized for power and signal distribution inside control cabinets, featuring dual potential bars for multi-channel power supply and signal transmission.

Part No.	Complete Model	Core Parameters	Key Features	Application Scenarios
2302382	UMK-PVB2/48/ZFKDS	Potential bars: 2 (P1, P2); Channels: 48; Termination: ZFKDS	High-channel count with dual-potential distribution and DIN rail mounting	Large control cabinets requiring extensive power distribution
2302366	UMK-PVB2/24/ZFKDS	Potential bars: 2; Channels: 24; Termination: ZFKDS	Medium-channel count with space-efficient structural design	General-purpose power distribution in standard control cabinets
2311823	UMK-PVB 2/8/50A/8XSI	Potential bars: 2; Channels: 8; Rated current: 50A; Termination: 8XSI	Heavy-duty current capacity with individual channel fusing	High-power industrial applications and motor control centers
2971302	UMK-PVB	Potential bars: 2; Standard structural design	Basic potential distribution module with simplified configuration	General cabinet wiring and low-density signal distribution

5. UMK-FLK14 Interface Modules

Designed for connection between VARIOFACE modules and flat ribbon cables (FLK14), realizing compact and organized wiring inside control cabinets.

Part No.	Complete Model	Core Parameters	Key Features	Application Scenarios
5604835	UMK-FLK 14/BFI/8-24DC/PLC	Interface: FLK14; Channels: 8; Rated voltage: 24V DC; Type: BFI (fused)	8-channel fused interface, PLC-compatible with flat ribbon cable connection	Compact automation systems and distributed control cabinets

6. UMK-FE/BE/SE Combination Elements (Module Mounting System)

Basic components for constructing complete VARIOFACE module assemblies, providing mounting support and structural protection for functional modules.

Part No.	Complete Model	Core Parameters	Key Features	Application Scenarios
2970031	UMK-FE	Type: Foot element; Material: Thermoplastic	DIN rail mounting feet, installed between base and side elements	Module installation on NS32/35 DIN rails
2970015	UMK-BE 45	Type: Base element; Angle: 45°; Width: 11.25mm	Angled base for space-saving installation with integrated marking positions	Corner installation in control cabinets and space-constrained environments
2970028	UMK-BE 22,5	Type: Base element; Angle: 22.5°; Width: 11.25mm	Small-angle base with flexible mounting options	Custom cabinet configurations and specialized installation setups

7. UMK-32/16 RM Series (Multi-Channel Relay Modules)

High-density relay switching modules for industrial control applications, supporting centralized on-off control of multi-channel signals.

Part No.	Complete Model	Core Parameters	Key Features	Application Scenarios
2969055	UMK-32 RM/MR-G24/1/YCS	Channels: 32; Relay type: MR-G24/1; Contact: 1NO; Rated voltage: 24V DC	32-channel relay module with common-negative design and screw connection	High-density automation, machine control and process monitoring systems
2979472	UMK-32 RM/MR-G24/1/PLC	Channels: 32; Relay type: MR-G24/1; Contact: 1NO; Rated voltage: 24V DC; Pre-installed relays	Same configuration as the above model with pre-assembled relays, PLC-ready	Factory automation, PLC output expansion and machine safety circuits
2973067	UMK-16 RM230AC/MKDS	Channels: 16; Rated voltage: 230V AC; Interface: MKDS	16-channel AC relay module with high-voltage capacity and plug-in design	Industrial equipment with 230V AC power supply, HVAC control and lighting systems
2972990	UMK-16 RM 24DC/MKDS	Channels: 16; Rated voltage: 24V DC; Interface: MKDS	16-channel DC relay module with LED status indicators	Control cabinets, sensor signal switching and general industrial automation
2971742	UMK-16 RM 24	Channels: 16; Rated voltage: 24V DC; Standard design	Compact 16-channel DC relay module with cost-effective configuration	General automation and small-scale control systems

8. UMK-16 RELS Series (Relay Socket Modules)

Dedicated socket modules for plug-in miniature relays, featuring flexible configuration and easy maintenance.

Part No.	Complete Model	Core Parameters	Key Features	Application Scenarios
2974901	UMK-16 RELS/KSR-G24/21/PLC	Channels: 16; Socket type: KSR-G24/21; Contact: 1CO; Rated voltage: 24V DC; Relays not included	Relay socket module with individual fuse per channel and LED indicators	Custom relay solutions, on-site maintenance and test benches
2974891	UMK-16 RELS/KSR-G24/21/E/PLC	Channels: 16; Socket type: KSR-G24/21; Contact: 1CO; Rated voltage: 24V DC; Relays not included; E-mark certified	Same configuration as the above model with EMC protection and enhanced safety performance	Industrial environments with high electrical noise and machinery safety systems

9. Other Specialized UMK Modules

Part No.	Complete Model	Core Parameters	Key Features	Application Scenarios
2900682	UMK-RJ45/S/8PTDA	Interface: RJ45; Termination: 8PTDA; Shielded design	Ethernet interface module with spring-cage connections and built-in protection	Industrial network connections, HMI integration and remote monitoring systems
2970167	UMKS-F48M-VR	Type: Terminal block; Size: M48; Thread: M4; Rated current: 48A; Rated voltage: 690V	Heavy-duty terminal block with high-current capacity and vibration resistance	Power distribution, motor connections and heavy industrial machinery
2971603	UMKS-8 IM	Type: Interface module; Channels: 8; Rated current: 10A; Rated voltage: 250V	8-channel interface module with screw connections and LED indicators	General signal processing and sensor/actuator connection systems
2970138	UMK-F32M/S-VS	Interface: F32M; Type: S-VS; Rated current: 10A	32-pole circular connector with shielded version and IP20 protection	Industrial machinery with circular connectors and specialized equipment

III. Nomenclature Decoding: Understanding UMK Model Structure

General Format

UMK/UM-[Module Type]-[Interface]-[Voltage]-[Special Features]-[Suffix]

Key Component Interpretation

• UMK: Universal Module Kit (compatible with Phoenix VARIOFACE system)
• UM: Independent module without base (for custom mounting)
• -SE: Side Element (housing structural component)
• -BE: Base Element (mounting base for modules)
• -FE: Foot Element (DIN rail mounting accessory)
• -PVB: Potential Voltage Bar (power distribution module)
• -FLK: Flat Ribbon Cable Interface (for FLK cable connection)
• -RM: Relay Module (integrated multi-channel relay sockets)
• -RELS: Relay Socket Module (dedicated for plug-in relays)
• -RJ45: Ethernet Interface (industrial network connection)
• -KS50/32: Yokogawa System Compatibility (50-pin interface, 32 channels)

Typical Model Decoding

2902857 UM-MSTB-MKDS/F/CS1148

• UM: Independent module without base
• MSTB: MSTB male interface profile
• MKDS: MKDS female interface
• F: Female connector configuration
• CS1148: Keyed coding for error-proof installation

2979472 UMK-32 RM/MR-G24/1/PLC

• UMK: VARIOFACE module with integrated base
• 32: 32-channel configuration
• RM: Multi-channel Relay Module
• MR-G24/1: Compatible with MR-G24/1 miniature relays
• 1: Single normally open (NO) contact per relay
• PLC: Pre-wired for direct PLC connection

IV. 3-Step Quick Selection Technique

Step 1: Confirm the Application Category

• Signal switching: Select RM/RELS series (2979472, 2974901)
• Power distribution: Select PVB series (2302382, 2311823)
• Interface conversion: Select MSTB/MKKDS/KS50 series (2902857, 2311108)
• Communication integration: Select RJ45 series (2900682)
• Module housing assembly: Select SE/BE/FE series (2970002, 2970015)
• Heavy-duty connection: Select FE/BE/UMKS series (2970031, 2970167)

Step 2: Match Technical Specifications

1. Voltage compatibility

   • 24V DC: For most automation applications (2979472, 2974901)
   • 230V AC: For industrial equipment and lighting systems (2973067)
   • Custom voltage: Refer to individual product specifications

2. Channel count

   • High-density: 32 channels (2979472)
   • Medium-density: 16 channels (2972990)
   • Low-density: 8 channels or less (2311823)

3. Interface type

   • MKDS: Standard VARIOFACE interface (2972990)
   • MSTB/MKKDS: For bus connection systems (2902857)
   • RJ45: For industrial Ethernet communication (2900682)
   • Custom interface: Refer to the Phoenix product catalog

Step 3: Select Additional Functional Features

• Protection grade: Standard IP20 (for cabinet installation) or enhanced IP67 (for special field modules)
• Termination type: Screw connection (SC), spring-cage connection (PTDA) or specialized termination (ZFKDS)
• Mounting method: DIN rail (standard), panel mounting or custom mounting
• Status indication: LED real-time status monitoring (standard on most modules)
• Fusing protection: Individual channel overcurrent protection (available on PVB and RELS series)

V. Recommended Industry-Scenario Combinations

1. Industrial Control Cabinet with PLC Integration

2979472 (UMK-32 RM/MR-G24/1/PLC) + 2302366 (UMK-PVB2/24/ZFKDS) + 2900682 (UMK-RJ45/S/8PTDA)

• 32-channel relay module for PLC output expansion
• 24-channel potential distribution module for cabinet power supply
• RJ45 interface module for industrial Ethernet communication

2. Yokogawa-Compatible Process Control System

2311108 (UM-KS50/32-MR/21/ADV551/SO207) + 2970002 (UMK-SE 11,25) + 2970031 (UMK-FE)

• Yokogawa-specific interface module for ADV551 card connection
• Side and foot elements for complete module housing assembly

3. Heavy-Duty Machine Tool Control System

2973067 (UMK-16 RM230AC/MKDS) + 2311823 (UMK-PVB 2/8/50A/8XSI) + 2970167 (UMKS-F48M-VR)

• 16-channel AC relay module for motor control
• 50A heavy-duty potential distribution module for high-power supply
• M48 heavy-duty terminal block for main power connection

4. Compact Automation Cell

2972990 (UMK-16 RM 24DC/MKDS) + 2970015 (UMK-BE 45) + 2970028 (UMK-BE 22,5)

• 16-channel DC relay module for space-efficient signal switching
• Angled base elements for corner installation in compact cabinets

VI. Selection Pitfall Avoidance Guide

1. Interface Mismatch

• Wrong selection: Using standard MKDS modules for Yokogawa systems
• Correct practice: Adopt the KS50/32 series (2311108) for exclusive Yokogawa system compatibility

2. Current Rating Underestimation

• Wrong selection: Using standard PVB modules for high-current applications
• Correct practice: Select UMK-PVB 2/8/50A/8XSI (2311823) for 50A heavy-duty power distribution

3. Voltage Incompatibility

• Wrong selection: Applying 24V DC modules to 230V AC power supply systems
• Correct practice: Verify voltage specifications and select 2973067 for 230V AC applications

4. Module Type Confusion

• Wrong selection: Purchasing RELS modules without matching relays
• Correct practice: RELS series (2974901) requires separate relay purchase; RM series (2979472) is delivered with pre-installed relays

5. Mounting Incompatibility

• Wrong selection: Omitting mounting elements for module assembly
• Correct practice: Always equip with FE (2970031) and SE (2970002) elements for complete DIN rail installation

VII. Conclusion: Building Blocks for Industrial Connectivity

The Phoenix UMK series provides versatile building-block solutions for industrial interface integration, enabling seamless connection between field devices, controllers and power systems. Following the 3-step selection technique ensures accurate model matching and avoids common selection errors, effectively improving project efficiency and system stability.