UR4DH | GE Multilin PLC Digital I/O Communications Module

Overview  

The GE UR4DH PLC Module is part of the Multilin Universal Relay (UR) series, designed to enable high-speed digital communication between protective relays and substation equipment. It provides scalable input/output capability, advanced diagnostics, and modular installation, making it a reliable solution for demanding industrial and utility environments.

Technical Specifications

• Manufacturer: General Electric (GE)

• Model: UR4DH

• Type: PLC Digital I/O Communications Module

• Digital Inputs: Contact-based inputs (configurable)

• Digital Outputs: Up to 64 outputs, available in Form A, Form C, and SSR latching types

• Protocols: High-speed digital I/O communication for relay-to-substation integration

• Software Compatibility: EnerVista UR software suite

• Mounting: Modular slot-based installation with hinged faceplate access

• Dimensions: 6 in (L) × 7 in (W) × 1.5 in (H)

• Weight: 2.5 lbs (approx. 1.13 kg)

Key Features

• Provides up to 64 configurable digital outputs for flexible control

• Supports multiple output types (Form A, Form C, SSR latching)

• High-speed communication between relays and substation equipment

• Modular design for easy installation and maintenance

• Compatible with EnerVista UR software for configuration and monitoring

Applications

• Substation automation requiring digital I/O expansion

• Power system protection and relay coordination

• Industrial control systems with scalable I/O requirements

• Mission-critical environments needing reliable digital communication

FAQ

• Q: How many digital outputs does the UR4DH support?  A: It supports up to 64 outputs, configurable as Form A, Form C, or SSR latching.

• Q: What software is compatible with the UR4DH?  A: It integrates with EnerVista UR software for configuration and diagnostics.

• Q: How is the UR4DH installed?  A: It uses modular slot-based installation with hinged faceplate access.