GE Fanuc IC698RMX016 PACSystem RX7i Redundancy Memory Exchange Module

Product Introduction

The GE Fanuc IC698RMX016 is a high-performance Redundancy Memory Exchange (RMX) module. It belongs to the PACSystem RX7i series. This module ensures real-time data synchronization between partner CPUs. It also functions as a node in reflective memory networks. 

Technical Specifications

• Brand: GE Fanuc / Emerson Automation
• Model Number: IC698RMX016
• Series: PACSystem RX7i
• Module Type: Redundancy Memory Exchange (RMX)
• User Memory: 16 MB SDRAM
• Operating Voltage: +5 VDC sourced from backplane
• Current Requirement: 1.8 Amperes
• Network Interface: Fiber optic LC type (IEC 61754-20)
• Optical Specs: 0.35 dB Max Insertion Loss
• Return Loss: -30 dB maximum
• Data Transfer: Dynamic packet sizes (4 to 64 bytes)
• Node Capacity: Supports up to 256 nodes per network
• Temperature Range: -20°C to +85°C
• Physical Size: 6.299 inches (W) x 9.187 inches (H)
• Diagnostic Indicators: 8 front-panel LED status lights

Compatible Equipment

• PACSystem RX7i Main Rack backplanes
• GE Fanuc Redundant CPU modules
• Reflective memory networks using LC fiber cabling
• Systems running PACSystem firmware version 2.00+
• Industrial setups using Proficy Logic Developer software

Installation Guide

• Insert the IC698RMX016 into the main rack.
• Use Rack 3 or 4 for optimal priority.
• Turn off power before inserting the module.
• Connect fiber optic cables to TX and RX.
• Ensure the zirconium ceramic ferrule is clean.
• Apply hardware configuration via the host CPU.

Debugging and Maintenance

• Monitor the 8 LEDs for link status.
• Use the toggle switch for role changes.
• Check fiber signal if loss exceeds -30dB.
• Verify firmware if the module is unconfigured.

Typical Application Scenarios

• High-criticality CPU synchronization in power plants.
• Deterministic data sharing across DCS networks.
• Real-time reflective memory for high-speed automation.
• Bumpless control transfer in chemical processing.

Shipping and Warranty

• Shipping: Worldwide delivery via FedEx, UPS, and DHL.
• Dispatch: Orders ship within 24-48 hours.
• Warranty: Includes a full 12-month warranty.
• Quality: High-grade industrial hardware components.

Selection Guide

• Confirm if your system requires 16MB memory.
• Check for available slots in Racks 3/4.
• Ensure your cables support LC-type connectors.
• Verify CPU firmware is version 2.00 or above.

Frequently Asked Questions (FAQ)

• What is the primary function of the IC698RMX016?
• It synchronizes internal memory between two partner CPUs.
• How many nodes can the network include?
• The system supports a maximum of 256 nodes.
• Does this module require external power wiring?
• No, it draws 1.8A from the backplane rail.
• Why is the module in an unconfigured state?
• It requires a configuration file from the CPU.
• Can I use standard SC fiber connectors?
• No, this module requires LC-type fiber connectors.

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