Emerson KL4501X1-BA1 CHARM Address Plug #1

Emerson KL4501X1-BA1 CHARM Address Plug #1 - Precision I/O Addressing for DeltaV Systems

The Emerson KL4501X1-BA1 CHARM Address Plug #1 provides essential addressing functionality for DeltaV CHARM I/O systems, enabling precise identification and configuration of individual CHARM modules within distributed control architectures. This critical component ensures proper communication between CHARM I/O modules and DeltaV controllers, supporting reliable process automation across oil & gas, chemical, pharmaceutical, and power generation industries.

Core Technical Specifications

• Model Number: KL4501X1-BA1
• Address Designation: CHARM Address Plug #1
• Key Position: 1A (unique mechanical keying)
• Power Consumption: +6.5 VDC at 7 mA from CHARM bus
• Operating Temperature: -40°C to +70°C (-40°F to 158°F)
• Shock Resistance: 10g half-sine wave for 11ms
• Vibration Resistance: 1mm peak-to-peak (2-13.2 Hz), 0.7g (13.2-150 Hz)
• Environmental Protection: ISA-S71.04-1985 Class G3 conformal coating
• Humidity Range: 5% to 95% non-condensing

Function & System Architecture

CHARM Address Plugs serve as the physical addressing mechanism in DeltaV CHARM I/O systems, providing a unique identifier for each CHARM module position on the baseplate. The KL4501X1-BA1 with key position 1A represents the first address in the CHARM addressing scheme, enabling the DeltaV controller to distinguish between multiple I/O modules on the same carrier.

Addressing Architecture: DeltaV CHARM systems support up to 8 address positions per carrier, each identified by a unique address plug with specific mechanical keying. The key position (1A, 1C, 1E, 3A, 3C, 3E, 5A, 5C) prevents incorrect plug installation and ensures proper module addressing during commissioning and maintenance activities.

Hot-Swap Capability: Address plugs enable field-replaceable CHARM modules without disrupting adjacent I/O points. When a CHARM module is removed, the address plug retains the position identifier, allowing the replacement module to automatically assume the correct address upon insertion.

Industrial Applications

Large-Scale Process Units: In refineries and chemical plants with hundreds of I/O points distributed across multiple CHARM carriers, address plugs provide systematic organization and simplified troubleshooting. Technicians can quickly identify module locations using the address plug numbering scheme without consulting complex wiring diagrams.

Modular Skid Systems: Pre-engineered process skids (pumping stations, compressor packages, filtration units) utilize standardized CHARM addressing schemes with address plugs, enabling rapid deployment and simplified spare parts management across multiple identical installations.

Offshore Platforms: In harsh offshore environments where maintenance windows are limited by weather and logistics, the rugged construction of address plugs (-40 to 70°C operation, vibration resistance) ensures reliable I/O addressing despite extreme conditions and mechanical stress from platform movement.

Pharmaceutical Manufacturing: Validated DCS systems in pharmaceutical production require precise documentation of I/O module locations and addressing. Address plugs provide physical evidence of proper configuration, supporting 21 CFR Part 11 compliance and GMP validation requirements.

CHARM Address Plug Variant Reference

Installation & Configuration Best Practices

Systematic Addressing: Establish a consistent addressing scheme across your facility, such as assigning Address Plug #1 to the first analog input module, #2 to the first analog output module, and so forth. Document the addressing scheme in your DCS configuration database and field wiring drawings.

Spare Parts Strategy: Maintain a complete set of all 8 address plug variants in your critical spare parts inventory. This enables rapid module replacement without waiting for specific address plug procurement, minimizing downtime during emergency repairs.

Physical Identification: The mechanical keying of each address plug prevents incorrect installation. The key position (1A, 1C, etc.) is molded into the plug body, providing visual confirmation of proper addressing during installation and maintenance activities.

Compatibility Verification: Address plugs are compatible with all DeltaV CHARM I/O modules and baseplates. Verify that the address plug key position matches your system addressing scheme before installation to prevent configuration errors.

Environmental Ruggedness

Engineered for industrial reliability in demanding process environments:

• Wide Temperature Range: -40°C to +70°C operation accommodates outdoor installations, non-climate-controlled equipment rooms, and extreme ambient conditions
• Vibration Resistance: Meets industrial vibration specifications for installation near rotating equipment, compressors, and high-flow piping systems
• Conformal Coating: ISA-S71.04-1985 Class G3 protection against corrosive gases, humidity, and airborne contaminants in chemical processing environments
• Low Power Consumption: 7 mA draw from CHARM bus minimizes thermal load and power supply requirements

Why Choose Industrial Control Hub?

Your specialized source for genuine Emerson DeltaV components and accessories:

• ✓ 100% authentic OEM products with full manufacturer traceability
• ✓ Complete inventory of all 8 CHARM address plug variants for immediate shipment
• ✓ Expert DCS technical support from certified automation engineers
• ✓ Fast global shipping to US, UK, EU, and Asia-Pacific markets
• ✓ Competitive pricing with volume discounts for project quantities
• ✓ Comprehensive documentation and configuration assistance

Related DeltaV CHARM Components

Ordering Information

• KL4501X1-BA1: CHARM Address Plug #1, Key Position 1A (this product)
• KL4501X1-BB1: CHARM Address Plug #2, Key Position 1C
• KL4501X1-BC1: CHARM Address Plug #3, Key Position 1E
• KL4501X1-BD1: CHARM Address Plug #4, Key Position 3A
• KL4501X1-BE1: CHARM Address Plug #5, Key Position 3C
• KL4501X1-BF1: CHARM Address Plug #6, Key Position 3E
• KL4501X1-BG1: CHARM Address Plug #7, Key Position 5A
• KL4501X1-BH1: CHARM Address Plug #8, Key Position 5C

Technical Documentation & Support

Complete installation instructions, addressing scheme guidelines, and CHARM I/O system configuration manuals available upon request. Our application engineering team provides system design consultation, addressing scheme optimization, and troubleshooting assistance for DeltaV CHARM implementations.

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