GE IC670CHS002 Replacement Terminal Block for Analog & Digital I/O Cards

The IC670CHS002 is a removable 20-pin terminal block manufactured by GE (formerly GE Fanuc) as a field-wiring interface for VersaMax GMA and GMC series I/O modules. Designed for use with high-density chassis-based control systems, this terminal block provides a secure, screw-terminal connection point between field devices (sensors, actuators) and the electronic I/O module. Its removable design allows for quick module replacement or maintenance without disturbing field wiring—minimizing downtime during troubleshooting or upgrades.

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Description

Application Scenarios

At a large chemical processing plant in Louisiana,maintenance teams were spending excessive time replacing failed I/O modules due to the need to manually disconnect and reconnect dozens of field wires.The plant used GE VersaMax GMA20 chassis with mixed analog and digital I/O cards,many of which utilized the IC670CHS002 terminal block.By standardizing on this removable terminal block across all I/O points,technicians could now swap a faulty module in under 3 minutes:simply unclip the IC670CHS002,insert a new module,and reattach the terminal block.This change reduced mean repair time(MTTR)by over 75%.The locking lever ensured the block remained secure during vibration-prone operations,and the clear labeling area helped prevent wiring errors during reinstallation—proving that even a simple component like a terminal block can significantly improve operational efficiency and serviceability in complex industrial environments.

Parameter

Main Parameters Value/Description

Product Model IC670CHS002

Manufacturer GE Fanuc Automation/GE Digital

Product Category Removable I/O Terminal Block

System Compatibility GE VersaMax GMA10,GMA20,GMC Series I/O Chassis

Number of Positions 20 Pins–supports multi-channel I/O modules

Terminal Type Screw Terminal–secure wire connection(screwdriver required)

Wire Size Range 28–24 AWG(0.08–0.5 mm²)–suitable for standard control wiring

Connection Method Top-entry screw terminals–easy access in tight cabinets

Removable Yes–slides onto I/O module and locks with lever mechanism

Locking Mechanism Integral locking lever–prevents accidental disconnection

Material Flame-retardant plastic(UL 94 V-0)–safe for industrial environments

Installation Method Snap-on to compatible I/O module;DIN rail system via chassis

Operating Temperature-25°C to+85°C–wide range for harsh conditions

Certifications CE,UL Listed–meets international safety standards

Technical Principles and Innovative Values

Innovation Point 1:The IC670CHS002 enables hot-swappable I/O maintenance.Since field wires are secured in the removable block,the electronic module can be replaced without rewiring—critical for minimizing downtime in continuous-process industries like oil&gas,water treatment,and manufacturing.

Innovation Point 2:Designed with a positive locking lever,the IC670CHS002 ensures a secure connection even in high-vibration environments.This mechanical reliability prevents intermittent faults caused by loose connections—a common issue in industrial machinery and rotating equipment.

Innovation Point 3:The standardized 20-pin interface is used across multiple GE I/O modules(e.g.,IC670MDL750,IC670ALG230),reducing spare part inventory.A single IC670CHS002 can serve digital input,digital output,and analog modules—improving logistics and reducing procurement complexity.

Innovation Point 4:The top-entry screw terminals provide excellent wire strain relief and allow for easy inspection.The layout supports clear wire labeling,reducing commissioning errors and improving documentation accuracy during system upgrades or audits.

Application Cases and Industry Value

In a Midwest food and beverage production line,the IC670CHS002 was used across 12 VersaMax GMA chassis controlling filling,capping,and labeling machines.During seasonal changeovers,operators needed to reconfigure I/O for different bottle sizes and recipes.The removable IC670CHS002 blocks allowed technicians to pre-wire new sensor configurations offline,then quickly swap them in during scheduled downtime.This modular approach reduced changeover time from 8 hours to under 2 hours.The plant manager noted that the IC670CHS002 played a key role in achieving higher OEE(Overall Equipment Effectiveness)by enabling faster,more reliable reconfiguration.

Another case involved a power generation facility using IC670CHS002 blocks with analog input modules monitoring turbine temperatures.Over time,terminal corrosion occurred due to humidity.Because the IC670CHS002 is removable,maintenance crews could clean or replace the terminal block without removing the entire I/O card or disrupting the control system.This design flexibility extended the service life of the electronics and reduced unplanned outages—demonstrating how thoughtful mechanical design enhances long-term system reliability.

Related Product Combination Solutions

IC670GMA10/IC670GMA20:10-or 20-slot I/O chassis–hosts the IC670CHS002-compatible modules

IC670MDL750:32-Point Digital Output Module–uses IC670CHS002 for field wiring

IC670ALG230:8-Channel Analog Input Module–pairs with IC670CHS002 for 20-pin connection

IC670CPU781/CPU782:VersaMax CPU Modules–central processors for GMA/GMC systems

IC670PWR711:Power Supply Module–provides backplane power for the chassis

IC670BEM731/BEM733:Communication Interface Modules–for Genius Bus or Ethernet connectivity

IC670ACC801:Terminal Block Label Kit–for clear wire identification and documentation

IC670CHS001:12-Pin Terminal Block–alternative for lower-density I/O modules

Installation,Maintenance,and Full-Cycle Support

To install the IC670CHS002,first ensure the compatible I/O module is securely seated in the VersaMax chassis.Open the locking lever on the IC670CHS002,align it with the module’s connector,and firmly press it into place until the lever clicks closed.Strip field wires to the correct length(6–8 mm),insert them into the top-entry terminals,and tighten the screws to the recommended torque(0.22–0.25 Nm).Always de-energize the system before wiring or removal.

Maintenance is minimal but recommended annually:check terminal tightness,inspect for corrosion or overheating signs,and verify secure locking.The IC670CHS002 can be removed and replaced without powering down the entire system(if supported by configuration),enabling predictive maintenance and rapid recovery from faults.

Our technical support team provides full lifecycle assistance,including compatibility checks,wiring diagrams,and obsolescence management.We also offer training on proper installation techniques and spare part planning to ensure your VersaMax system remains reliable and serviceable for years to come.

ABB 5SHY4045L0006 3BHB030310R0001 3BHE039203R0101 GVC736CE101 5SHY4045L0006 3BHB030310R0001 3BHE039203R0101 GVC736CE101 ABB GRID BREAKER UNIT GBU72 3BHE055094R0002 3BHE031197R0001 3BHB030310R0001 In stock!!! Interested parties please inquire

Contact Us WhatsApp / Wechat:+86 18150087953 / +86 18005022138
Phone:+86 18150087953 / +86 18005022138
Email:sales@cxplcmro.com