Emerson DeltaV SX Series Modules

Technical Dossier

Product Details And Specifications

Emerson DeltaV SX Series: Comprehensive Module Range and Technical Overview

The Emerson DeltaV SX series represents a mature, field-proven distributed control system (DCS) platform deployed across heavy industrial sectors including petrochemical refineries, nuclear power generation facilities, offshore oil & gas platforms, and large-scale chemical processing plants. The SX controller architecture — anchored by the KJ2005X1-BK1 SE3007 — operates as the primary execution engine within DeltaV subsystems, managing real-time process control loops, I/O scanning, and inter-controller communication over the DeltaV control network. Installations of this series are documented across North America, the Middle East, and Southeast Asia, with many sites maintaining active operations beyond the 15-year mark. The platform's longevity in critical infrastructure creates sustained demand for both active and end-of-life replacement modules.

The Evolution of DeltaV SX Architecture

The DeltaV SX controller line was introduced as a mid-range processing tier within the broader DeltaV platform, positioned between the lower-capacity MD-series and the high-density MQ/PK controllers. Early SX hardware (pre-2005) operated on DeltaV v6.x and v7.x firmware, with backplane communication governed by the proprietary DeltaV I/O bus. Subsequent hardware revisions introduced improved DRAM capacity, enhanced watchdog timer circuits, and expanded redundancy handshake protocols compatible with DeltaV v10.x through v14.x. The SE3007 designation identifies the specific firmware/hardware build variant of the KJ2005X1-BK1 carrier, distinguishing it from earlier SE3001 and SE3004 revisions in terms of memory map and boot sequence. As DeltaV v15.x and later releases shifted toward the DeltaV Distributed I/O (DIO) and CHARM architectures, the SX series entered a maintenance-mode lifecycle. Sites running DeltaV v11.x–v13.x represent the primary installed base still dependent on SX-compatible hardware. Compatibility between SX controllers and newer I/O subsystems requires firmware alignment and, in some cases, gateway modules — a critical consideration for brownfield upgrade projects.

DeltaV SX Full Catalog & Functionalities (SKU List)

The following SKUs represent verified components within the Emerson DeltaV SX and directly compatible module ecosystem. Each entry reflects a distinct hardware function within the DeltaV control architecture.

Controllers & Processors

• KJ2005X1-BK1 (SE3007): SX primary controller, 64MB DRAM, DeltaV v11–v13 compatible
• KJ2005X1-BA1 (SE3004): SX controller, earlier hardware revision, v9.x–v11.x firmware base
• KJ2005X1-BB1 (SE3005): SX controller mid-revision, enhanced watchdog circuit
• KJ2005X1-BC1 (SE3006): SX controller with expanded boot ROM, v12.x optimized

Analog Input (AI) Modules

• KJ3001X1-BA1 (SE4001): 8-channel 4–20mA AI, HART-enabled, field-side isolated
• KJ3002X1-BA1 (SE4002): 16-channel AI, non-HART, high-density process input
• KJ3221X1-BA1 (SE4008): 8-channel AI with advanced HART pass-through, v12+ required

Analog Output (AO) Modules

• KJ3003X1-BA1 (SE4003): 8-channel 4–20mA AO, HART-enabled, loop-powered
• KJ3004X1-BA1 (SE4004): 8-channel AO, non-HART, standard process output

Digital Input (DI) Modules

• KJ3011X1-BA1 (SE4005): 8-channel 24VDC DI, dry contact and wet contact compatible
• KJ3012X1-BA1 (SE4006): 16-channel 24VDC DI, high-density discrete input

Digital Output (DO) Modules

• KJ3013X1-BA1 (SE4007): 8-channel 24VDC DO, sourcing type, 0.5A per channel
• KJ3014X1-BA1 (SE4009): 8-channel relay DO, SPDT contacts, 2A rated

Power Supply Modules

• KJ4001X1-BA1 (SE2001): DeltaV SX carrier power supply, 24VDC input, redundancy-capable
• KJ4002X1-BA1 (SE2002): Redundant power module, hot-swap, for SX 8-slot carrier

Communication & Network Modules

• KJ2003X1-BA1 (SE3002): DeltaV control network interface, redundant Ethernet, SX-compatible
• KJ2004X1-BA1 (SE3003): Serial communication module, RS-232/RS-485, Modbus RTU gateway

Sourcing Hard-to-Find & Obsolete DeltaV SX Parts

Emerson has formally transitioned the DeltaV SX controller series to a limited-support lifecycle status. OEM new-production availability for several SX-series modules — including early SE3004 and SE3005 controller variants — has been discontinued. DriveKNMS maintains a dedicated inventory of tested, pull-out, and refurbished SX-series modules sourced from decommissioned DCS installations globally. Our procurement network covers North America, Europe, and Asia-Pacific, enabling access to low-volume, high-specificity part numbers that are no longer available through standard distribution channels. For sites operating DeltaV v11.x or v12.x that cannot justify a full platform migration, DriveKNMS provides a structured lifecycle extension service: part identification, functional verification, and documented traceability for each unit shipped. Lead times for in-stock SX modules are typically 3–7 business days internationally.

Quality Control for the DeltaV SX Range

DeltaV SX modules present specific test challenges due to their integrated backplane bus interface and firmware-dependent initialization sequences. DriveKNMS applies a multi-stage verification protocol to all SX-series units prior to shipment. Each controller module undergoes power-on self-test (POST) verification, firmware version confirmation, and backplane communication handshake testing using a dedicated DeltaV SX test carrier. I/O modules are tested under simulated field-side load conditions: AI modules are verified against a calibrated 4–20mA source across all channels; DO modules are tested for contact closure integrity and current capacity. Communication modules are validated for Ethernet link establishment and Modbus register response. All units are inspected for capacitor condition, connector pin integrity, and conformal coating status. Test records are retained and available upon request for quality-critical procurement.