Overview
The Emerson KL4101X1-BA1, also cataloged as the KL4101X1-BA1 CHARM I/O Card Carrier, provides physical mounting and electrical connection functions for CHARM I/O modules within the DeltaV Electronic Marshalling CHARM I/O Subsystem.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | KL4101X1-BA1 |
| Brand | Emerson |
| Origin | USA |
| Operating Temp | -40 deg C to +70 deg C |
| Power Consumption | Input power: 24 VDC at 12 A; Output power to CHARMs: 6.3 VDC at 3.25 A |
| Product Type | CHARM I/O Card Carrier |
| System Platform | DeltaV Electronic Marshalling CHARM I/O Subsystem |
| Hazardous Area Certification | II 3G Ex ec IIC Gc |
| ATEX Certification | FM19ATEX0173U |
| IECEx Certification | IECEx FMG 19.0019U |
| UKEX Certification | FM21UKEX0017U |
| FM Hazardous Location Rating | CL. I Div. 2 GP. A, B, C, D; CL. I Zone 2 AEx/Ex ec IIC Gc |
| Airborne Contaminants | ISA-S71.04-1985 Class G3 |
| Relative Humidity | 5 to 95% non-condensing |
| Shock Resistance | 10 g half-sine wave for 11 msec |
| Vibration Resistance | 1 mm peak to peak from 2 to 13.2 Hz; 0.7 g from 13.2 to 150 Hz |
CHARM Electrical Interface and Module Integration
The KL4101X1-BA1 carrier provides the physical interface between CHARM modules and the DeltaV Electronic Marshalling subsystem. It distributes power to installed CHARMs and maintains the required electrical connection for I/O signal processing.
Furthermore, the carrier supports hazardous area installation requirements through certified Ex ec protection. The unit operates with a 24 VDC input supply and provides 6.3 VDC output power for connected CHARM devices.
The CHARM architecture uses channel-level modular I/O design. Therefore, field signal types such as analog input, analog output, discrete input, and discrete output can be assigned through individual CHARM modules without changing conventional marshalling wiring structures.
Frequently Asked Questions
Q: Can the KL4101X1-BA1 be removed or inserted while system power remains energized?
A: No. The unit cannot be removed or inserted with system power energized unless the installation area is confirmed as non-hazardous.
Q: Does the KL4101X1-BA1 require user calibration or internal adjustment?
A: No. The unit contains no user serviceable parts and does not require calibration.
Q: What environmental conditions does the KL4101X1-BA1 support?
A: The carrier supports operation from -40 deg C to +70 deg C, 5 to 95% relative humidity without condensation, and ISA-S71.04 Class G3 airborne contaminant conditions.
Field Installation Guidelines
Install the KL4101X1-BA1 according to DeltaV Electronic Marshalling CHARM I/O Subsystem installation requirements. Verify hazardous area classification before installation, removal, or replacement activities.
Mount the carrier in the designated DeltaV system enclosure and confirm that the power supply wiring matches the specified 24 VDC input requirements. Keep field wiring separated from high-voltage conductors to reduce electrical interference.
Use proper grounding practices for the enclosure and cable shields according to site engineering standards. Inspect connectors and mounting interfaces before inserting CHARM modules. Do not disassemble the carrier because internal components are not designed for field maintenance.
For hazardous area applications, follow the installation instructions provided in document 12P5403 “DeltaV Electronic Marshalling Digital Automation System (CHARM I/O Subsystem) Zone 2 Installation Instructions” and applicable DeltaV hardware installation manuals.
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