MTL

Product Description

['Home', 'Process Safety', 'Intrinsically Safe Barriers', 'MTL 5546Y'] Need MTL MTL 5546Y? Analog output galvanic isolator for Intrinsically safe / hazardous-area loops. Supplied with full traceability and documentation.... Price & Availability It is intended for use within Intrinsically safe / hazardous-area loops (MTL 5000 series), where dependable operation and a precise fit are essential to keeping the plant running. Listed as Active, it is offered as a maintained and verified spare that supports the continued operation of the installed base. Key technical specifications include: The Max load is 800 ohm. Its Safety integrity is rated at SIL3. For reference, the Isolation type is Galvanic barrier. The Supply / bus is Contact supplier for exact specifications. Its Mounting is rated at Contact supplier for exact specifications. Notable features of this unit: HART communication transparent through the loop. Supports up to 800 ohm field load. SIL3 safety integrity certified. Galvanic isolation for hazardous-area protection. Typical applications include HART loop isolation in process plants. It is compatible with or cross-references MTL 5000 series backplane and power feed, HART field instruments in hazardous areas. Equivalent / cross-reference designation: Contact supplier for exact specifications. Within industrial automation and process-control environments, components of this type are relied upon to keep critical equipment operating safely and efficiently. They are typically specified where uptime, repeatability and a predictable maintenance cycle matter more than upfront cost. MTL Instruments parts are widely used across power generation, manufacturing, oil and gas, water and process industries, where engineering teams standardise on proven series to simplify spares planning. When selecting a replacement, confirm the exact model designation and verify that the mechanical and electrical interface matches the unit currently installed. Cross-checking the order code, mounting style and connection type against the existing device helps avoid compatibility issues and unplanned downtime during a maintenance window. Where several variants exist, the suffix often defines voltage, range or firmware, so it should be matched precisely rather than approximated. This item is offered from our active stock of current and discontinued industrial parts. Each listing is verified against the manufacturer designation before shipment so you receive the correct part for your application. Availability and lead time vary by item; our team can confirm the fastest option for your required quantity and provide a formal quotation on request. Common questions: Regarding "What load can it drive": It supports a field load of up to 800 ohm. Regarding "Is it safety certified": Yes. The 5546Y is certified SIL3 for safety-related applications. Please contact us to confirm current pricing, availability and delivery for your required quantity; volume and project pricing are available on request. The MTL Instruments MTL 5546Y is an industrial component. Basic Product Information HART communication transparent through the loop Supports up to 800 ohm field load SIL3 safety integrity certified Galvanic isolation for hazardous-area protection Single-channel 4-20 mA analog output isolation Technical Specifications Version & Model Difference The 5546Y is the HART analog output isolator in the MTL 5000 series; current-source, voltage and other signal variants exist. Select by signal type. Contact supplier for exact specifications. Application Scenarios Analog output to valves and indicators in Ex areas HART loop isolation in process plants SIL3 safety-related signal isolation What load can it drive? It supports a field load of up to 800 ohm. Is it safety certified? Yes. The 5546Y is certified SIL3 for safety-related applications. Yes. HART communication is transparent through the isolated loop. What does the MTL 5546Y do? It is a 1-channel analog output isolator that drives a 4-20 mA HART loop into a hazardous area with galvanic isolation. MTL MTL4544 Signal Isolator MTL MTL4549Y Isolating Driver MTL Instruments MTL5511 Switch / Proximity Detector Interface