Phoenix Contact UM-2KS50/32R/SI/J/DO24V/P/YCS (1089344) – 32-Channel Active Relay Module

Product Overview

The Phoenix Contact UM-2KS50/32R/SI/J/DO24V/P/YCS (1089344) is a 32-channel active relay module designed for industrial automation and control systems. It provides reliable signal switching and isolation, making it suitable for applications in process control, power distribution, and safety systems. This module is compatible with Yokogawa KS-based control systems, ensuring seamless integration with ADV551 and ADV561 digital output modules2.

Key Features

✔ 32-channel relay module with 100% duty cycle operation
✔ Spring-cage terminal connections for fast and secure wiring
✔ LED status indicators for real-time monitoring
✔ High switching capacity: Up to 250 V AC/DC, 4 A per channel
✔ DIN rail mounting for easy installation in control cabinets
✔ Reinforced insulation (300 V, 6 kV surge protection) for enhanced safety
✔ Compliant with RoHS & REACH environmental standards

Technical Specifications

General Data

• Product Type: Active relay module

• Channels: 32

• Operation Mode: Continuous duty (100% load factor)

• Mechanical Lifespan: 20 million switching cycles

• Insulation:

  • Input/Output: Reinforced insulation (300 V, 6 kV surge)

  • Output/Output: Basic insulation (300 V, 4 kV surge)

Electrical Characteristics

• Rated Input Voltage (UN): 24 V DC (19.2 V – 28.8 V range)

• Input Current: 9 mA per relay

• Response Time: 5 ms (activation), 7 ms (deactivation)

• Protection Circuitry:

  • Polarity protection diode

  • Freewheeling diode

  • Fuse protection

Switching Performance

• Contact Type: 1 changeover (SPDT), silver-tin oxide (AgSnO) contacts

• Max. Switching Voltage: 250 V AC/DC

• Min. Switching Voltage: 12 V AC/DC

• Max. Continuous Current: 4 A (resistive load)

• Power Rating:

  • 96 W (24 V DC)

  • 1000 VA (250 V AC)

Connection & Installation

• Field-Side Connection: Spring-cage terminal (0.2 – 4 mm² rigid / 0.2 – 2.5 mm² flexible)

• Control-Side Connection: Yokogawa KS-compatible (50-pin)

• Recommended Cables:

  • Phoenix Contact YUC50

  • Yokogawa AKB331

• Mounting: DIN rail (EN 60715)

• Dimensions: 505.5 mm (W) × 125.5 mm (H) × 60 mm (D)

Environmental & Safety Ratings

• Operating Temperature: -20°C to +50°C

• Storage Temperature: -20°C to +70°C

• Protection Class: IP00 (module), IP54 (when installed)

• Standards Compliance: EN 61010-2-201, RoHS, REACH

Applications

This relay module is widely used in:

• Process automation (Yokogawa CS3000, Centum VP, STARDOM systems)

• Industrial control systems

• Safety and redundancy applications

• Power distribution and switching tasks

Ordering Information

• Phoenix Contact P/N: 1089344

• Packaging: 1 unit per package

• Weight: Approx. 1.24 kg (with packaging)

• Phoenix Contact UM-2KS50/32R/SI/J/DO24V/P/YCS (1089344) – 32-Channel Active Relay Module

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