{"product_id":"ge-977-0089-12-d20-m-cable-assembly","title":"GE 977-0089\/12 D20 M+ Cable Assembly","description":"\u003cp\u003eThe \u003cstrong\u003eGE 977-0089\/12\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e977-0089\/12\u003c\/strong\u003e Cable Assembly, operates as a dedicated hardware component for internal data interconnections and signal routing within D20 M+ substation controller racks.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e977-0089\/12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGE \/ GE Fanuc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.05 kg (0.10 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eLength 304.8 mm (12 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive Cable Assembly (0 W Base Draw)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Type\u003c\/td\u003e\n\u003ctd\u003eMulti-Conductor Ribbon Cable Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eGE D20 M+ Substation Controller Platform\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCross-Reference\u003c\/td\u003e\n\u003ctd\u003e977-0089\/18 (18-Inch Variant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus Communication Velocity and Signal Integrity\u003c\/h3\u003e\n\u003cp\u003eThe 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.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the 977-0089\/12 cable assembly be hot-swapped while the D20 M+ system is energized?\u003c\/p\u003e\n\u003cp\u003eA: 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.\u003c\/p\u003e\n\u003cp\u003eQ: What is the main functional difference between the 977-0089\/12 and the 977-0089\/18 cable assembly?\u003c\/p\u003e\n\u003cp\u003eA: 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.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eIsolate and de-energize panel power to the target D20 M+ sub-rack before installation.\u003c\/li\u003e\n\u003cli\u003eInspect cable connector pins and locking latches for physical damage or misalignment.\u003c\/li\u003e\n\u003cli\u003eAlign keyed connector headers strictly with board receptacles to ensure proper pin orientation.\u003c\/li\u003e\n\u003cli\u003ePush connectors fully into place until side locking tabs snap into locked position.\u003c\/li\u003e\n\u003cli\u003eMaintain minimum bend radii along the ribbon body to avoid conductor fatigue and trace degradation.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":53271374594357,"sku":"977-0089\/12","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/977-008912.png?v=1786498433","url":"https:\/\/www.5gplc.com\/products\/ge-977-0089-12-d20-m-cable-assembly","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}