Emerson KJ4001X1-CD1 Electronic Marshalling Mass Terminal Block
Manufacturer: Emerson
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Part Number: KJ4001X1-CD1A
Condition：New with Original Package
Product Type: Terminal Blocks
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Emerson KJ4001X1-CD1 CHARMs Mass Terminal Block
The Emerson KJ4001X1-CD1, also cataloged as the KJ4001X1 Mass Terminal Block, operates as a dedicated hardware component for direct field cable termination within DeltaV Electronic Marshalling platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | KJ4001X1-CD1 |
| Brand | Emerson |
| Origin | USA |
| Weight | 0.3 kg |
| Dimensions | 110 x 100 x 30 mm |
| Operating Temp | -40 to +70 deg C |
| Power Consumption | Passive component (Input Power Rating: 30 VDC at 1 A per cable) |
| System Compatibility | Emerson DeltaV Electronic Marshalling (CHARMs I/O) |
| Number of Terminals | 10 pins |
| Airborne Contaminants | ISA-S71.04 Class G3 |
| Shock Resistance | 10 g half-sine wave for 11 ms |
| Vibration Resistance | 1 mm peak-to-peak (2-13.2 Hz), 0.7 g (13.2-150 Hz) |
| Certifications | ATEX, IECEx, FM, UKEX (Zone 2 / Class I Div. 2) |
Process Control and Signal Isolation Features
The unit routes multi-core field wiring to connected CHARMs I/O carriers while maintaining channel-to-channel isolation parameters required for sensitive 4-20 mA HART loop protocol signals. Thermocouple inputs wired through the 10-pin interface utilize internal cold junction compensation (CJC) references on adjacent CHARMs modules to eliminate ambient drift errors. The passive termination structure isolates individual signal paths, preventing ground loop interference from affecting controller logic across DCS backplanes.
Frequently Asked Questions
Q: What are the electrical voltage and current ratings for individual pins on the KJ4001X1-CD1 block?
A: Each terminal pin supports a maximum input rating of 30 VDC at 1 A per cable, ensuring compatibility with standard instrument loops without thermal overload.
Q: Does the KJ4001X1-CD1 support hot-swappable module disconnection during maintenance?
A: Passive terminal blocks remain permanently wired on the baseplate, allowing connected CHARMs modules to undergo hot-swappable replacement without disturbing physical field wiring connections.
Field Installation Guidelines
- Align the mass terminal block onto the CHARMs carrier assembly and secure all mechanical fasteners before terminating field cables.
- Strip multi-core field cables to specified strip lengths and secure each lead into the designated screw terminals using calibrated torque tools.
- Connect signal cable shields directly to the cabinet instrument earth ground bar to ensure continuous EMI/RFI noise suppression.
- Separate 24 VDC power lines and low-voltage 4-20 mA HART measurement wires into distinct raceways to prevent inductive cross-talk.