Product Details
The GE 977-0089/12, also cataloged as the 977-0089/12 Cable Assembly, operates as a dedicated hardware component for internal data interconnections and signal routing within D20 M+ substation controller racks.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 977-0089/12 |
| Brand | GE / GE Fanuc |
| Origin | USA |
| Weight | 0.05 kg (0.10 lbs) |
| Dimensions | Length 304.8 mm (12 in) |
| Operating Temp | -20 to +70 deg C |
| Power Consumption | Passive Cable Assembly (0 W Base Draw) |
| Cable Type | Multi-Conductor Ribbon Cable Assembly |
| System Compatibility | GE D20 M+ Substation Controller Platform |
| Cross-Reference | 977-0089/18 (18-Inch Variant) |
Backplane Bus Communication Velocity and Signal Integrity
The 977-0089/12 cable assembly routes internal digital signals between adjacent D20 M+ system cards without introducing propagation delays. High-density conductor construction preserves backplane bus communication velocity across expanded controller configurations. Shielded line geometries prevent high-frequency noise coupling, maintaining firmware flash compatibility and deterministic data execution across I/O expansion racks.
Frequently Asked Questions
Q: Can the 977-0089/12 cable assembly be hot-swapped while the D20 M+ system is energized?
A: No. Power to the sub-rack segment must be de-energized prior to disconnecting or plugging in the cable assembly to prevent signal glitches or connector pin damage.
Q: What is the main functional difference between the 977-0089/12 and the 977-0089/18 cable assembly?
A: The physical length. The 977-0089/12 measures 12 inches (304.8 mm), whereas the 977-0089/18 variant provides an 18-inch reach for wider cabinet layouts.
Field Installation Guidelines
- Isolate and de-energize panel power to the target D20 M+ sub-rack before installation.
- Inspect cable connector pins and locking latches for physical damage or misalignment.
- Align keyed connector headers strictly with board receptacles to ensure proper pin orientation.
- Push connectors fully into place until side locking tabs snap into locked position.
- Maintain minimum bend radii along the ribbon body to avoid conductor fatigue and trace degradation.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
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