{"product_id":"honeywell-mlc-dr32h-dc-masterlogic-plc-cpu-power-supply-module","title":"Honeywell MLC-DR32H\/DC MasterLogic PLC CPU Power Supply Module","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe Honeywell MLC-DR32H\/DC serves as the energy backbone for the MasterLogic 200 series PLC architecture. This high-efficiency DC power supply module converts unstable industrial raw power into regulated, low-noise voltage required for the sensitive RISC processors and I\/O bus systems within the rack. Designed specifically for critical process control and factory automation, it ensures that your logic controllers remain operational even during transient voltage fluctuations common in heavy-duty environments.\u003c\/p\u003e\n\u003cp\u003eEngineered for the demands of Distributed Control Systems (DCS) and localized PLC control, this module emphasizes stability and thermal resilience. In sectors such as petrochemical processing and water treatment, the MLC-DR32H\/DC provides the necessary isolation and protection to safeguard the entire control rack from back-EMF and short-circuit faults. Its integration within the MasterLogic family guarantees a deterministic power startup sequence, preventing data corruption during system reboots.\u003c\/p\u003e\n\u003ch2\u003ePower Architecture and System Logic\u003c\/h2\u003e\n\u003cp\u003eThe MLC-DR32H\/DC utilizes a switching-mode power supply (SMPS) topology, delivering superior energy efficiency compared to linear alternatives. It accepts a wide-range DC input, typically 24VDC, and distributes multiple regulated voltage rails across the backplane. The module features an internal monitoring circuit that continuously tracks the output voltage health, providing an immediate \"Power OK\" signal to the CPU module via the system bus.\u003c\/p\u003e\n\u003cp\u003eIn redundancy-capable racks, the MLC-DR32H\/DC supports load-sharing configurations when paired with secondary units. This \"Hot Standby\" capability ensures that if one power supply fails, the second unit assumes the full current load without causing a millisecond of CPU downtime. The module also incorporates a diagnostic LED interface on the front panel, allowing maintenance personnel to verify the status of the DC input and internal fuse integrity at a glance without specialized tools.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHoneywell\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMLC-DR32H\/DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Voltage Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24V DC (Standard Industrial Range)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOutput Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRated for MasterLogic 200 Backplane Load\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIsolation Strength\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u0026gt; 1500V AC between Input and Output\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eEfficiency\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u0026gt; 85% at Full Load\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-10°C to +55°C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIP Rating\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIP20\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.65 kg (Important)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eShipping Dimensions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e18cm x 12cm x 6cm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eKorea \/ USA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eHS Code\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e85044030\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eRack Integration Guidelines\u003c\/h2\u003e\n\u003cp\u003eDeploying the MLC-DR32H\/DC requires strict adherence to vertical airflow protocols. Maintenance teams must ensure that at least 50mm of clearance remains above and below the module to facilitate natural convection cooling. When wiring the 24VDC input, use high-quality ferrule-terminated cables to prevent arcing and ensure a low-resistance connection that can withstand cabinet vibrations.\u003c\/p\u003e\n\u003cp\u003eProper grounding is the most critical step in protecting the MLC-DR32H\/DC from surges. Connect the \"FG\" (Frame Ground) terminal to a dedicated low-impedance earth bar. In software-intensive environments like Experion PKS integration, verify that the power supply's diagnostic bit is mapped to the HMI alarm system. This allows operators to receive real-time alerts regarding input power degradation before the system reaches its shutdown threshold.\u003c\/p\u003e\n\u003ch2\u003eEngineering Performance Advantages\u003c\/h2\u003e\n\u003cp\u003eThe MLC-DR32H\/DC excels in high-vibration and electrically noisy environments typical of Rotating Machinery Monitoring and Turbine Supervisory Instrumentation (TSI). Its internal components feature industrial-grade conformal coating, shielding the circuitry from humidity and corrosive particulates. This makes the module an ideal choice for offshore platforms where salt-spray ingress is a constant threat to electronic longevity.\u003c\/p\u003e\n\u003cp\u003eFurthermore, the module offers seamless integration with existing Honeywell MasterLogic racks, supporting \"Hot Swap\" functionality for certain redundant configurations. By maintaining ultra-stable voltage rails, the MLC-DR32H\/DC reduces the thermal stress on downstream I\/O modules, effectively extending the Mean Time Between Failures (MTBF) for the entire automation system. This reliability translates to a significantly lower Total Cost of Ownership (TCO) across the plant's operational lifecycle.\u003c\/p\u003e\n\u003ch2\u003eDelivery Information\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eShipping Window:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYour order processes immediately; delivery occurs within 2-7 days when payment finish.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCarrier Options:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWe ship exclusively via DHL, FEDEX, or UPS with door-to-door tracking.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGlobal Logistics:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOur team utilizes heavy-duty, anti-static industrial packaging and vacuum-sealed moisture-barrier bags to protect the RISC-based circuitry.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Condition:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWe guarantee every MLC-DR32H\/DC arrives in Brand New, Sealed condition within its Original Pack, verified by our logistics specialists.\u003c\/p\u003e\n\u003ch2\u003eTechnical Support FAQs\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: Can I use the MLC-DR32H\/DC in an AC-powered rack?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA1: No. This is a dedicated DC input module designed for 24VDC power sources. If your site uses 110V\/220V AC, you must select the AC-input version of the MasterLogic power supply or utilize an external AC-to-DC converter.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: What is the meaning of the \"H\" in the model number?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA2: The \"H\" typically denotes a high-performance or high-density revision within the MasterLogic series, often indicating improved current output or wider operating temperature thresholds compared to standard variants.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: How do I handle a \"Power LED Off\" status when input voltage is present?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA3: First, check the internal fuse status. If the fuse is intact and 24VDC is measured at the terminals, it indicates a hardware failure within the SMPS stage. The module should be replaced with a factory-sealed unit to maintain system safety.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ4: Is this module compatible with the MasterLogic 200 CPU redundancy?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA4: Absolutely. The MLC-DR32H\/DC is engineered to power redundant CPU pairs, providing the stabilized current necessary for synchronized logic execution and high-speed data bus operations.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":45518947418285,"sku":"MLC-DR32H\/DC","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/honeywell-mlc-dr32h-dc-power-supply-module-j21t2ff4fpu.jpg?v=1766982604","url":"https:\/\/www.maxwellplc.com\/products\/honeywell-mlc-dr32h-dc-masterlogic-plc-cpu-power-supply-module","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}