EMERSON KL2101X1-BA1 12P4987X162 CHARM I/O Card | Replacement, Equivalent & Selection Guide
The EMERSON KL2101X1-BA1 (Part No. 12P4987X162) is a CHARM (Characterization Module) I/O Card designed for use within Emerson’s DeltaV distributed control system. Built for high-density, flexible I/O architectures, this card enables field device characterization at the marshalling level — reducing wiring complexity and improving system scalability in process automation environments.
At Konmask.com, we specialize in sourcing genuine and compatible Emerson DeltaV components for industrial buyers worldwide. This page provides a complete selection guide, replacement options, and compatibility reference.
Technical Specifications
| Manufacturer | Emerson Electric / Fisher-Rosemount |
| Part Number | KL2101X1-BA1 |
| Reference Number | 12P4987X162 |
| Series | DeltaV CHARM (Characterization Module) |
| Module Type | CHARM I/O Card |
| I/O Architecture | Electronic Marshalling (EM) |
| Communication | DeltaV CIOC (CHARM I/O Card) backplane |
| Mounting | DeltaV CHARM Carrier / Baseplate |
| Operating Temperature | 0°C to 60°C (32°F to 140°F) |
| Weight | 4,460 g (approx.) |
| Certifications | CE, FM, ATEX (refer to datasheet) |
| Condition Available | New, Refurbished, Tested |
Compatible Replacement & Equivalent Models
If the KL2101X1-BA1 is unavailable or discontinued, the following models may serve as functional replacements or equivalents depending on your DeltaV system revision and I/O channel requirements:
- KL2101X1-BA2 — Revised hardware revision of the same CHARM I/O Card family
- KL2101X1-BB1 — Alternative suffix variant; verify firmware compatibility before substitution
- EMERSON CIOC Card (Generic) — CHARM I/O Controller Card for electronic marshalling cabinets
- Third-party DeltaV-compatible I/O Cards — Available from certified Emerson partners; confirm DeltaV version support
Note: Always verify part suffix, firmware version, and DeltaV system release before ordering a replacement. Contact our team for a compatibility check.
Why Choose the Original Model
- Guaranteed DeltaV Compatibility — Factory-matched to Emerson DeltaV electronic marshalling architecture
- CHARM Flexibility — Supports mixed I/O types (AI, AO, DI, DO) on a single carrier without rewiring
- Reduced Engineering Cost — Electronic marshalling eliminates traditional I/O assignment at design stage
- Long-Term Support — Emerson provides firmware updates and lifecycle support for genuine parts
- Traceability — Original parts carry full manufacturer traceability and warranty documentation
Typical Applications
- Oil & gas upstream/downstream process control
- Chemical and petrochemical plant automation
- Power generation distributed control systems
- Pharmaceutical batch process control
- Refinery and pipeline SCADA integration
- Water treatment and utilities management
System Compatibility
- DeltaV System Version: v11.3 and above (verify for specific suffix)
- Compatible Carriers: DeltaV CHARM Carrier Baseplate (8-slot, 16-slot)
- Compatible Controllers: DeltaV MD, MD Plus, SD, SD Plus Controllers
- Cabinet Type: DeltaV Electronic Marshalling Cabinet (EMC)
- Power Supply: DeltaV standard 24 VDC system power
Selection Guide
Use the following criteria to confirm the correct I/O card for your application:
- Identify your DeltaV system version — Check controller firmware and CIOC compatibility matrix
- Determine I/O channel count — CHARM cards support up to 96 channels per CIOC depending on carrier configuration
- Confirm signal types required — Analog input/output, discrete input/output, or HART-enabled channels
- Check part suffix — Suffix codes (BA1, BA2, BB1) indicate hardware revision; match to your existing system
- Verify certifications — Hazardous area ratings (ATEX, FM) must match installation zone classification
Not sure which model fits your system? Contact our selection team with your DeltaV version and cabinet layout for a free recommendation.
Quality Assurance & Sourcing
- Verified Supply Chain — All units sourced from authorized distributors or directly from Emerson-certified channels
- Pre-shipment Testing — Functional and communication tests performed before dispatch
- Condition Grading — New, factory-sealed or refurbished units clearly labeled with condition grade
- Documentation Included — Datasheet, test report, and certificate of conformance available on request
- Secure Packaging — ESD-safe packaging with anti-static foam and moisture barrier for international shipping
How to Order
- Confirm part number KL2101X1-BA1 / 12P4987X162 matches your system requirement
- Select quantity and preferred condition (New / Refurbished / Tested)
- Add to cart or contact us directly for bulk pricing and lead time
- Provide your DeltaV system version for pre-order compatibility verification (recommended)
- Receive order confirmation with tracking and documentation package
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Replacement & Compatibility FAQ
Q: Can I use KL2101X1-BA2 as a direct replacement for KL2101X1-BA1?
A: In most cases yes, but hardware revision changes may affect firmware compatibility. Always verify with your DeltaV system version before substitution.
Q: Is this card compatible with older DeltaV v10.x systems?
A: CHARM I/O Cards were introduced in DeltaV v11.3. Earlier system versions do not support electronic marshalling architecture.
Q: Do you supply refurbished units with warranty?
A: Yes. All refurbished units undergo functional testing and carry a 90-day replacement warranty. New units carry full manufacturer warranty.
Q: Can this card be used outside of a DeltaV system?
A: No. The KL2101X1-BA1 is proprietary to Emerson DeltaV electronic marshalling architecture and is not compatible with third-party DCS platforms.
Q: What is the lead time for this part?
A: In-stock units ship within 2–5 business days. Out-of-stock items typically have a 2–4 week lead time. Contact us for current availability.
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