IS215REBFH1A | GE Mark VIe Relay Output Board

Product Overview

The GE IS215REBFH1A is a Relay Output Board designed for the Mark VIe distributed control system. It provides multiple relay-based output channels for switching and controlling external devices such as motors, valves, alarms, and trip circuits in turbine and industrial automation applications. The board features a rugged extruded aluminum exterior, redundant communication support, and push-in spring cage connectors for reliable installation in demanding environments including power generation, wind turbines, and manufacturing plants.

Key Specifications

• Model: IS215REBFH1A
• Type: Relay Output Board
• Series: Mark VIe Speedtronic
• Functional Acronym: REBF
• Input Power: +24 VDC
• Output Channels: Multiple relay-based output channels (dry contact)
• Relay Type: Dry contact relays
• Contact Rating: 250 VAC, 5 A (resistive load) — per PowerDCS specification
• Contact Material: Silver cadmium oxide — per PowerDCS specification
• Electrical Life: 100,000 operations (at full load) — per PowerDCS specification
• Mechanical Life: 10,000,000 operations — per PowerDCS specification
• Response Time: <10 ms (energize), <5 ms (de-energize) — per PowerDCS specification
• Insulation Strength: 2 kVAC (between contacts), 1.5 kVAC (between contacts and coil) — per PowerDCS specification
• Power Consumption: 5 W (typical), 7 W (maximum) — per PowerDCS specification
• Voltage Range: 20–30 VDC — per PowerDCS specification
• Mounting: DIN rail or panel mountable
• Connectors: Push-in spring cage terminals
• Communication: Redundant communication support
• Dimensions: 330 × 200 × 100 mm (L×H×W) — per AutoModuleExpert
• Weight: 0.65 kg (PowerDCS) / 1.0 kg (Vogi) / 2.0 kg (AutoModuleExpert with packaging)

Environmental Specifications

• Operating Temperature: -40°C to +70°C
• Storage Temperature: -55°C to +85°C — per PowerDCS specification
• Humidity: 5% to 95% RH (non-condensing)

Features

• High Reliability: Engineered for continuous operation in demanding industrial environments
• Versatile Installation: Ideal for use near rotating machinery, arc welders, and high-voltage power lines
• Compact Rugged Design: Extruded aluminum exterior for durability and protection
• Secure Communication: Supports redundant communication for enhanced system reliability
• Easy Installation: Push-in spring cage connectors for straightforward signal connection

Installation Guide

1. Mount the IS215REBFH1A on a DIN rail or panel in the control cabinet.
2. Connect +24 VDC power to the board terminals, observing correct polarity.
3. Wire relay outputs to field devices (motors, valves, alarms) using the push-in spring cage connectors.
4. Connect communication cables for redundant network integration.
5. Configure relay logic and output assignments via Mark VIe ToolboxST software.
6. Verify relay operation by forcing outputs and checking field device response.

FAQ

• Q: What does REBF stand for?
  A: REBF is the functional acronym for this relay output board within the Mark VIe system architecture.
• Q: How many relay outputs does IS215REBFH1A provide?
  A: The board provides multiple relay-based output channels. Exact count depends on configuration; refer to system drawings or contact GE for specific channel counts.
• Q: What is the contact rating?
  A: Per PowerDCS specifications: 250 VAC, 5 A resistive load, with silver cadmium oxide contacts rated for 100,000 electrical operations.
• Q: Is it suitable for high-voltage environments?
  A: Yes, the board is designed for installation near high-voltage power lines, arc welders, and rotating machinery with proper shielding and grounding.
• Q: What is the difference between REBFH1A and REBFH1B?
  A: REBFH1B is a subsequent revision; verify system compatibility before mixing revisions in the same control architecture.