Product Overview

The Emerson 1X01046H01L is a specialized Bulk Power Supply component engineered for the DeltaV SIS™ (Safety Instrumented System) and Ovation DCS platforms. This module serves as a foundational power conversion unit, providing regulated and stabilized DC voltage to critical field instruments, logic solvers, and I/O subsystems. Designed to meet the stringent availability requirements of process safety applications, the 1X01046H01L ensures that safety loops remain energized and operational even in volatile industrial environments.

By utilizing a compact footprint and high-efficiency power conversion architecture, this module minimizes heat dissipation within control cabinets, extending the lifespan of adjacent electronic components. While the 1X01046H01L was officially categorized as discontinued by the OEM at the end of 2018, it remains an essential legacy component for maintaining the integrity of existing DeltaV SIS safety infrastructures.

Technical Characteristics

• Safety System Integrity: Optimized for use within DeltaV SIS architectures, supporting the high-reliability demands of Emergency Shutdown (ESD) and Fire and Gas (F&G) systems.

• Redundancy Support: Configured for seamless integration into redundant power configurations to eliminate single points of failure in the DCS power plane.

• Advanced Diagnostics: Includes built-in monitoring for voltage fluctuations and thermal overloads, allowing the control system to log power health data and trigger preventive alerts.

• Industrial Hardening: Features a ruggedized internal design to resist electrical noise, surges, and environmental stress typical of oil and gas, chemical, and power generation facilities.

• Modular Installation: Designed for easy mounting and rapid replacement, facilitating reduced Mean Time to Repair (MTTR) during maintenance cycles.

Specifications

• Manufacturer: Emerson Process Management

• Model Number: 1X01046H01L

• Product Series: DeltaV SIS / Ovation

• Component Type: Bulk Power Supply / Power Module

• Output Voltage: Standard 24V DC (typical for DeltaV backplanes)

• Weight: 0.9 kg

• Dimensions: 6.0 x 12.5 x 6.3 cm

• HS Code: 8537101190

• Country of Origin: USA

• Lifecycle Status: Discontinued (Available as Brand New Surplus/Legacy Stock)

Application Field

The 1X01046H01L power module is predominantly utilized in sectors where process downtime poses significant safety or financial risks, including:

• Hydrocarbon processing and refining

• Offshore oil and gas platforms

• Large-scale chemical manufacturing

• Power plant control room infrastructure

• Safety Instrumented Systems (SIS) logic solver power