Process Automation Solution – EMERSON KJ2005X1-BA1 12P4375X042 | DeltaV Mx Series
The EMERSON KJ2005X1-BA1 (Part No. 12P4375X042) is a DeltaV Mx Series Controller designed for mission-critical distributed control system (DCS) applications. Engineered for continuous process industries, this controller delivers deterministic execution, high-availability redundancy support, and seamless integration within the DeltaV architecture — making it the preferred choice for engineers specifying reliable automation infrastructure.
Where This Product Is Used
This controller is deployed across a wide range of industrial environments where process reliability and uptime are non-negotiable:
- Oil & Gas Processing: Upstream wellhead control, midstream pipeline regulation, and downstream refinery unit operations
- Chemical & Petrochemical Plants: Batch reactor sequencing, continuous distillation column control, and safety interlock systems
- Power Generation: Boiler management systems (BMS), turbine control, and load-following automation
- Pulp & Paper / Water Treatment: Multi-loop PID control for flow, pressure, temperature, and level
- Pharmaceutical Manufacturing: FDA 21 CFR Part 11-compliant batch process control
Technical Specifications
- Manufacturer: Emerson Electric / Fisher-Rosemount
- Series: DeltaV Mx
- Part Number: KJ2005X1-BA1
- Reference Number: 12P4375X042
- Module Type: Mx Controller (Primary Controller Card)
- Communication: DeltaV Control Network (proprietary high-speed deterministic bus)
- Redundancy: Supports controller redundancy pairing
- Power Supply: Supplied via DeltaV carrier/backplane
- Weight: Approx. 1,150 g
- Operating Temperature: 0°C to 60°C (32°F to 140°F)
- Compliance: CE, UL, CSA
Why Engineers Specify This Model
- Deterministic Scan Cycle: Guarantees consistent loop execution timing critical for tight process control
- Hot-Standby Redundancy: Bumpless switchover in <100 ms protects production continuity
- Scalable I/O Architecture: Supports expansion via DeltaV S-series and M-series I/O subsystems
- Integrated Diagnostics: Built-in self-test and fault reporting reduce MTTR
- Long Product Lifecycle: Emerson’s extended support commitment minimizes obsolescence risk
- Drop-in Replacement: Direct form-fit-function replacement for existing DeltaV Mx installations — no re-engineering required
Complete System Bill of Materials
For a fully operational DeltaV Mx controller node, the following components are typically required:
- KJ2005X1-BA1 — Mx Controller (this unit)
- KJ2003X1-BA1 — Mx Controller Carrier
- KJ1501X1-BF2 — DeltaV Power Supply
- KJ2005X1-BA1 (redundant pair) — Optional hot-standby controller
- KJ3001X1-BA1 — DeltaV S-Series I/O Card (analog input)
- KJ3002X1-BA1 — DeltaV S-Series I/O Card (analog output)
- DeltaV Control Network Switch — Managed Ethernet for node communication
Contact Konmask for complete system configuration and BOM verification.
Compliance & Industry Standards
- IEC 61511 — Functional Safety for Process Industry Sectors
- IEC 61131-3 — Programmable Controller Programming Languages
- NAMUR NE 107 — Self-Monitoring and Diagnosis of Field Devices
- CE Marking — European Conformity
- UL / CSA Listed — North American Safety Certification
- RoHS Compliant — Restriction of Hazardous Substances
Quality Assurance & Sourcing
Every EMERSON KJ2005X1-BA1 unit supplied by Konmask undergoes a rigorous pre-shipment verification process:
- Visual inspection for physical damage, corrosion, and label integrity
- Firmware version verification against Emerson release documentation
- Functional power-on test where applicable
- Anti-static packaging with humidity indicator cards
- Full traceability documentation available on request
Konmask sources from authorized distribution channels and verified surplus inventories. All units are guaranteed genuine Emerson components.
How to Source This Part
- In-Stock Orders: Submit your purchase order via konmask.com or email support@konmask.com
- Lead Time: Typically 1–5 business days for in-stock units; 2–4 weeks for sourced/new units
- Shipping: Worldwide DHL / FedEx / UPS express available; export documentation provided
- Volume Pricing: Contact us for project quantities and blanket order agreements
- Technical Pre-Sales: Our engineers can assist with compatibility verification and system design review
Application-Specific FAQ
Q: Is the KJ2005X1-BA1 compatible with DeltaV v11, v12, and v13 software?
A: Yes. The Mx Controller is compatible with DeltaV software versions v10.3 through v14.x. Firmware upgrades may be required for the latest releases.
Q: Can this controller be used in a redundant configuration?
A: Yes. Two KJ2005X1-BA1 units can be paired in a primary/secondary hot-standby configuration using the standard DeltaV redundancy kit.
Q: What is the difference between KJ2005X1-BA1 and KJ2005X1-BA2?
A: The BA2 revision includes minor hardware updates for improved EMC performance. Both are functionally interchangeable in most DeltaV Mx installations.
Q: Do you provide export documentation for international shipments?
A: Yes. We provide commercial invoices, packing lists, certificates of origin, and ECCN classification documentation as required.
Q: Can Konmask assist with DeltaV system upgrades or migrations?
A: Yes. Our technical team provides pre-sales consultation for system expansions, controller migrations, and I/O subsystem upgrades.
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