GE IC698RMX016 PACSystems RX7i Redundancy Memory Xchange Module for High-Availability Control Systems
GE IC698RMX016 PACSystems RX7i Redundancy Memory Xchange Module for High-Availability Control Systems
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Brand:GE Fanuc PLC Item No.:GE IC698RMX016 Product Origin:USA Product Dimensions:233 mm × 160 mm × 28 mm Product Weight:0.45 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The GE IC698RMX016 is a Redundancy Memory Xchange (RMX) Module designed for PACSystems RX7i programmable automation controllers. This module plays a critical role in high-availability and redundant CPU configurations, enabling reflective memory synchronization between paired CPUs to ensure seamless failover and continuous operation in mission-critical systems. Engineered for industrial reliability, the IC698RMX016 supports fast memory sharing over fiber-optic links, making it indispensable for hot-standby redundancy architectures.
Technical Specifications
Parameter
Specification
Model
IC698RMX016
Module Type
Redundancy Memory Xchange Module
System Platform
PACSystems RX7i
Memory Capacity
16 MB SDRAM
Reflective Memory
16 MB mirror memory
Data Link Type
Fiber optic (LC connectors)
Supported Protocols
Reflective memory, redundancy memory exchange
Operating Voltage
+5 V DC (backplane powered)
Current Requirement
~1.8 A
Operating Temperature
−20 °C to +85 °C
Mounting
Single RX7i rack slot (recommended slots 3 or 4)
Dimensions (H × W × D)
233 mm × 160 mm × 28 mm(approx., module PCB size)
Weight
≈ 0.20 kg – 0.45 kg(approx.)
The RMX module installs on the RX7i backplane and links redundant CPUs or nodes via high-speed reflective memory networks.
Recommended Companion Modules
To build a robust redundancy system around this memory exchange module, engineers typically pair it with:
IC698CRE020 – Redundant CPU Module
IC698CHS009 – RX7i 9-Slot Rack Chassis
IC698PSA350 – High-Power Supply Module
IC698ETM001-EP – Ethernet Communication Module
IC697MDLxxx – Digital/Analog I/O Modules
These components form a scalable and reliable system architecture for industrial control applications.
Popular GE PACSystems Models
IC698CPE020 – Standard RX7i CPU Module
IC698CPE030 – Enhanced Performance CPU
IC698CPE010 – Entry-Level CPU Module
IC697BEM711 – Bus Controller / Network Interface
IC697ALG320 – Analog Input Module
These units are widely used in automation systems across manufacturing and process industries.
Applications
The IC698RMX016 is designed for use where high uptime and fail-safe control are essential:
Redundant PACSystems RX7i CPU installations
Process control systems with hot-standby requirements
Power generation and utility automation
Oil & gas and petrochemical installations
Critical infrastructure control networks
Distributed SCADA with reflective memory needs
Its fiber-based reflective memory support enables deterministic data exchange across redundant partners.
Key Advantages
Seamless Redundancy
Enables memory synchronization between primary and backup CPUs for fast, bumpless failover.
Reflective Memory Performance
High-speed fiber optic data exchange ensures real-time consistency across nodes.
Wide Temperature Tolerance
Rated for −20 °C to +85 °C, suitable for harsh industrial environments.
Compact, Rack-Integrated Design
Fits standard RX7i backplane slots without requiring additional adapters.
Industrial-Grade Reliability
Designed for stable operation with error checking and dynamic packet sizing.
Technical FAQs
1. What is the purpose of the IC698RMX016?
It provides redundancy memory exchange support for PACSystems RX7i CPU pairs.
2. How much memory does it have?
The module has 16 MB of SDRAM for reflective memory.
3. How is communication handled?
Communication is via fiber-optic LC connectors using reflective memory protocols.
4. Where should it be installed in the rack?
It is typically installed in slots 3 or 4 of the RX7i rack for priority signaling.
5. What voltage does it require?
It runs on +5 V DC from the rack backplane.
6. What is the operating temperature range?
Rated from −20 °C to +85 °C for industrial use.
7. Can it support redundant configuration?
Yes — it is intended to enable hot-standby CPU redundancy.
8. Is fiber cabling required?
Yes — fiber cabling with LC connectors is used for reflective memory networks.
9. What is the approximate size of the module?
About 233 mm × 160 mm × 28 mm (H × W × D).
10. What environments is it suitable for?
Harsh industrial environments where control continuity and high availability are critical.
