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Frequently inquire Together
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InquiryEmerson KL2101X1-BB1 CHARM I/O Card 2 (CIOC2)
The Emerson KL2101X1-BB1, also cataloged as the KL2101X1 CHARM I/O Card 2, serves as the primary hardware interface for high‑density signal integration within DeltaV distributed control systems.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | KL2101X1-BB1 |
| Brand | Emerson |
| Origin | USA |
| Weight | 0.55 kg (1.21 lbs) |
| Dimensions | Standard CIOC2 carrier plate form factor |
| Operating Temp | −40 to +70 deg C |
| Storage Temp | −40 to +85 deg C |
| Humidity | 5% to 95%, non‑condensing |
| Input Power | 24 VDC ±10% |
| Input Current | 2.0 A maximum |
| Output Power | 6.3 VDC |
| Output Current | 3.25 A maximum |
| Isolation | Galvanic isolation between field networks and system logic |
| Mounting | DIN rail installation via carrier plate |
| Wiring Compatibility | DeltaV CHARM terminal blocks |
| Protection Rating | IP20 (requires enclosure) |
| Network Interfaces | Redundant Ethernet ports |
| Protocol Support | DeltaV Control Network |
| Hazardous Area Ratings | ATEX, IECEx, Class I Division 2 |
4–20 mA HART Loop Protocol & Channel Isolation
The CIOC2 integrates seamlessly with DeltaV CHARM modules supporting 4–20 mA HART loop signals. Channel‑to‑channel isolation ensures that analog and digital signals remain electrically independent, preventing interference across mixed I/O types. Cold junction compensation (CJC) principles are applied in thermocouple CHARM configurations, stabilizing measurement accuracy under varying ambient conditions.
Frequently Asked Questions
Q: Can the KL2101X1‑BB1 be hot‑swapped? A: Yes, CHARM modules are designed for hot‑swap insertion and removal, but the CIOC2 carrier must remain energized and properly grounded.
Q: What is the maximum supported I/O density per CIOC2? A: Each CIOC2 base supports up to 96 CHARM slots, representing 96 independent I/O channels.
Q: How is redundancy achieved in CIOC2 installations? A: Redundant Ethernet ports and dual CIOC2 configurations provide seamless failover with minimal switchover latency.
Field Installation Guidelines
- Mount the CIOC2 securely on DIN rail using the designated carrier plate.
- Ensure proper grounding of shield shields and carrier plate to maintain galvanic isolation.
- Route field wiring through DeltaV CHARM terminal blocks, observing polarity and insulation requirements.
- Maintain clearance for airflow around the carrier to prevent thermal buildup.
- Verify hazardous area certification compliance before deployment in Zone 2 or Division 2 environments.
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