{"product_id":"ge-ic660bbd021-sink-i-o-block","title":"GE IC660BBD021 Sink I\/O Block","description":"\u003cp\u003eThe \u003cstrong\u003eGE IC660BBD021\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eIC660BBD021\u003c\/strong\u003e Sink I\/O Block, operates as a dedicated hardware component for discrete signal processing, electronic load switching, and multi-mode channel mapping within Mark I and II control system platforms. The self-powered terminal assembly routes sensor states and actuator power loops natively at the hardware tier to drive electromechanical and solid-state instrumentation interfaces without secondary external circuit power lines.\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\u003eIC660BBD021\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGeneral Electric (GE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eMark I and II \/ Series 90-30 PLC Subsystems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States of America (USA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e4 lbs (1.81 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e22.44 cm x 8.89 cm x 10.00 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Bounds\u003c\/td\u003e\n\u003ctd\u003e18 to 56 VDC (24\/48 V nominal), 18 to 30 VDC (24 V nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRequired Internal DC Power\u003c\/td\u003e\n\u003ctd\u003e150 mA typical \/ 300 mA maximum continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply Dropout Tolerance\u003c\/td\u003e\n\u003ctd\u003e10 ms maximum duration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCircuit Density\u003c\/td\u003e\n\u003ctd\u003e16 discrete channels configurable as inputs, tristate inputs, or outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlock-to-Block Isolation\u003c\/td\u003e\n\u003ctd\u003e1500 V galvanic barrier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Heat Dissipation\u003c\/td\u003e\n\u003ctd\u003e68.8 W continuous with 16 outputs conducting at 2 A each\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiagnostic LED Configuration\u003c\/td\u003e\n\u003ctd\u003eBlock status (Unit OK, I\/O Enabled) and individual load-side indicators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eSink I\/O Blocks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control \u0026amp; Drive Communications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackplane Bus Communication Velocity Licences and Timing Integration\u003c\/strong\u003e The discrete sink module maps its 16 configurable data channels straight to the host Series 90-30 backplane processing matrix. This hardware registry enables localized execution of input filter timing sequences and output pulse testing logic, completing instruction scans parallel to deterministic communication updates without adding runtime CPU latency penalties.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O Density Scaling and Multi-Mode Circuit Configuration\u003c\/strong\u003e The hardware design provides programmatic density scaling by allowing each of the 16 circuits to independently execute input, output, or tristate open-wire monitoring roles. This flexible signal grouping matches different field layouts on a single terminal block, controlling concurrent 2 A output circuits while processing solid-state proximity sensor loops.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What programmatic or electrical faults manifest if an output line triggers an over-temperature state?\u003c\/p\u003e\n\u003cp\u003eA: Reaching internal thermal thresholds activates the embedded electronic over-temperature safety circuit. The module immediately shuts down the affected output junction to protect internal traces, logs an overload fault code in the PLC diagnostic registers, and illuminates the corresponding individual load-side indicator.\u003c\/p\u003e\n\u003cp\u003eQ: How does the IC660BBD021 maintain safe logic states during a total power supply dropout exceeding 10 ms?\u003c\/p\u003e\n\u003cp\u003eA: When power line disruption breaks the 10 ms hardware dropout barrier, the internal supervisor circuit triggers a complete module reset. The physical discrete channels drop out of active state and instantly execute pre-configured safety defaults, either holding their last valid runtime state or forcing all 16 circuits to zero.\u003c\/p\u003e","brand":"GE Fanuc","offers":[{"title":"Default Title","offer_id":47693155008702,"sku":"IC660BBD021","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-06-22_10-15-23.png?v=1782096781","url":"https:\/\/www.autooiltech.com\/es\/products\/ge-ic660bbd021-sink-i-o-block","provider":"AutoOilTech Limited","version":"1.0","type":"link"}