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Help CenterGE IC698CHS117C 18-slot High-performance I/O Rack-mounted Chassis
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1. Basic Information
GE IC698CHS117C is an 18-slot high-performance I/O rack chassis for GE Fanuc PACSystems RX7i series. Adopting VME64 high-speed backplane bus with 4 times bandwidth of standard VME system, it supports hot-swap module operation and automatic software addressing without hardware jumper setting. It is fully compatible with RX7i CPU/I/O modules, Series 90-70 I/O modules and standard VME64 modules. With large-capacity expansion, strong stability and convenient maintenance, it is widely used in electric power, metallurgy, chemical industry and intelligent manufacturing automatic control systems, serving as the core hardware carrier of large and medium-sized RX7i PLC systems.
2. Technical Specifications
2.1 Basic Parameters
Model: IC698CHS117C
Brand: GE Fanuc
Device Type: PACSystems RX7i 18-Slot I/O Rack Chassis
Slot Quantity: 18 Standard Slots
Bus Standard: VME64 High-speed Backplane Bus
Addressing Mode: Automatic Software Addressing
Installation: Wall-mounted / Bracket installation
Protection Class: IP20
2.2 Bus & Performance
Bandwidth: 4 times higher than standard VME bus
Compatibility: RX7i CPU/I/O, 90-70 I/O, VME64 modules
Hot-swap Support: Online module replacement without system shutdown
Feature: High-speed synchronous data transmission, no delay or packet loss
2.3 Electrical Parameters
Power Supply: 24VDC (±15%)
No-load Power Consumption: ＜15W
Protection: Overvoltage, overcurrent and short-circuit protection
Isolation: Reinforced electrical isolation for each loop
2.4 Heat Dissipation & Structure
Cooling Method: Natural convection cooling, optional cooling fan
Structure: Reinforced metal chassis, vibration and impact resistant
Layout: Optimized air duct for uniform heat dissipation
2.5 Environmental Parameters
Operating Temperature: -20℃～+60℃
Storage Temperature: -40℃～+85℃
Humidity: 5%～95%RH (Non-condensing)
Performance: Strong EMC anti-interference, dust and aging resistance
3. Main Features
18-slot Large-capacity Expansion: Supports large-scale I/O point expansion and multi-functional module integration to meet the control requirements of medium and large automatic systems.
VME64 High-speed Bus Transmission: Ultra-high backplane bandwidth ensures high-speed and low-delay data interaction, adapting to high-precision closed-loop control scenarios.
Multi-module Full Compatibility: Compatible with new and old GE series modules and standard VME64 modules, supporting smooth system upgrade and renovation.
Online Hot-swap Maintenance: Realizes non-stop module replacement and capacity expansion, improving system continuous operation rate and maintenance efficiency.
Intelligent Automatic Addressing: Software identification and automatic addressing eliminate manual hardware setting and reduce failure risks.
Industrial Reinforced Structure: Vibration-resistant and anti-aging metal chassis adapts to harsh industrial working conditions.
Low-power Wide-temperature Operation: Low heat generation and wide temperature adaptability support 7×24h uninterrupted stable operation.
Flexible Installation Adaptation: Various installation methods adapt to different cabinet layout and on-site construction requirements.
4. Working Principle
Power-on Initialization & Self-check: Complete backplane power supply detection, link calibration and system initialization after power-on to enter standby working state.
Automatic Module Identification: The system scans slot devices automatically, identifies module models, and allocates addresses without manual configuration.
High-speed Bus Data Interaction: Build high-speed data transmission channels between CPU and I/O modules to realize real-time signal acquisition and control command output.
Centralized Power Distribution & Protection: The backplane supplies stable power to each module and isolates abnormal power supply faults in real time.
Dynamic Hot-swap Adaptation: The bus dynamically adapts to module plugging and unplugging to ensure non-stop system operation during maintenance.
Adaptive Heat Dissipation: Natural convection heat dissipation ensures uniform temperature of each module; optional fan enhances cooling for high-load working conditions.
Fault Isolation & Stability Maintenance: Isolate single-slot faults to prevent fault diffusion and ensure overall system stable operation.
5. Applications
5.1 Medium & Large RX7i PLC Control System
Serves as the core hardware carrier of RX7i system, widely used in chemical industry, water treatment and power automation fields to realize large-scale I/O acquisition and process linkage control.
5.2 Metallurgy & Heavy Industry Continuous Production
Adapts to harsh working conditions such as vibration and impact of heavy industry production lines to ensure long-term stable operation of automatic control systems.
5.3 Power & Gas Turbine Control System
Meets the high-precision and high-reliability operation requirements of power grid auxiliary control and gas turbine control equipment.
5.4 Rail Transit & Intelligent Manufacturing
Supports large-scale intelligent production lines and rail transit automatic control systems with multi-slot expansion and high continuous operation performance.
5.5 Old System Maintenance & Upgrade
Replace aging and faulty racks of traditional GE systems, realize hardware renovation and performance upgrade without modifying original programs and wiring.
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