GE Electric | IC660ELB912G | Genius Bus Termination Unit (BTU) module
Product Description:
The GE IC660ELB912G is a Genius Bus Termination Unit (BTU) module designed for GE’s RX3i and PACSystems PLC platforms. Its primary function is to terminate the Genius I/O Bus signal wiring, provide electrical isolation between bus segments, and manage redundancy switching for hot standby systems. It acts as a critical junction point for connecting multiple Genius I/O blocks to the controller.
Product Parameters / Specifications (IC660ELB912G):
|
Feature
|
Specification / Description
|
|---|---|
|
Manufacturer
|
GE Intelligent Platforms (now part of Emerson)
|
|
Series
|
Genius I/O System (for RX3i & PACSystems PLCs)
|
|
Part Number
|
IC660ELB912G
|
|
Module Type
|
Genius Bus Termination Unit (BTU)
|
|
Primary Function
|
Bus Termination, Segment Isolation & Redundancy Switching
|
|
Bus Compatibility
|
Genius Serial I/O Bus
|
|
Termination
|
Integrated 120Ω termination resistor
|
|
Redundancy Support
|
Yes (Automatic switching for redundant CPUs)
|
|
Isolation
|
Provides electrical isolation between bus segments
|
|
LED Indicators
|
Power, Bus Activity, Fault Status, Redundancy Status
|
|
Connectors
|
Dual Genius Bus ports (IN/OUT), Power Connector
|
|
Power Supply
|
24VDC (Nominal), supplied via separate power input
|
|
Mounting
|
DIN Rail Mountable
|
|
Operating Temp.
|
Typical Industrial Range (e.g., 0°C to 60°C)
|
|
Key Role
|
Ensures signal integrity and system availability in Genius networks.
|
Key Features:
- Bus Termination: Contains essential 120Ω termination resistor for signal integrity on the Genius bus.
- Segment Isolation: Electrically isolates bus segments to prevent noise propagation and ground loops.
- Redundancy Management: Automatically switches between primary and secondary (redundant) PLC CPUs during failover.
- Diagnostic Indicators: Front-panel LEDs provide clear status for power, bus activity, faults, and redundancy state.
- Daisy-Chaining Support: Enables connection of multiple Genius I/O blocks in a linear network topology.
- Hot Swap Capable: Designed for replacement without powering down the entire system (following procedures).
- Industrial Robustness: Built for harsh environments with vibration resistance and wide temperature tolerance.
Primary Function & Purpose:
The IC660ELB912G ensures the electrical stability, signal integrity, and high availability of the Genius I/O Bus network. It terminates the bus to prevent signal reflections, isolates segments for noise immunity, and seamlessly manages communication paths during CPU redundancy switchovers, minimizing downtime.
Typical Applications & Use Cases:
This module is integral to systems using GE RX3i and PACSystems PLCs with Genius I/O. Applications include:
- Factory Automation: Automotive, chemical, food & beverage processing lines.
- Machinery Control: Packaging machines, assembly robots, material handling systems.
- Process Control: Discrete and batch processes requiring high reliability.
- Infrastructure: Water/Wastewater treatment, HVAC control systems.
- Energy: Power distribution monitoring and control.
Application Field:
The IC660ELB912G operates within the Industrial Automation and Control Systems (IACS) sector, specifically in distributed I/O networks reliant on GE’s legacy Genius bus technology. It falls under the category of industrial communication interface and network infrastructure hardware, essential for robust PLC-based control architectures.
There are no reviews yet.