Product Details
The Honeywell 51201420-010, also cataloged as the MU-KFTA10 Field Termination Assembly Cable, operates as a dedicated hardware component for field signal interconnections within Honeywell DCS platforms. It establishes point-to-point electrical continuity between field devices, termination assemblies, and I/O module assemblies.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 51201420-010 |
| Brand | Honeywell |
| Origin | USA / Global Manufacturing |
| Dimensions | 10 meters overall length |
| Operating Temp | -20 to 70 deg C |
| Power Consumption | Passive physical media |
| Catalog Number | MU-KFTA10 |
| Functionality | Field Termination Assembly (FTA) interconnect cable |
| Signal Compatibility | Discrete and 4-20 mA HART loop signals |
Channel-to-Channel Isolation & Signal Rejection
In process control networks and DCS architectures, signal isolation and noise mitigation maintain feedback loop accuracy. The Honeywell 51201420-010 FTA cable assembly utilizes shielded, low-capacitance conductor pairs engineered to prevent electromagnetic interference (EMI) from corrupting analog input/output loops and digital switching lines. Ground potential equalization across the cable assembly ensures galvanic separation between field wiring terminals and sensitive backplane electronics, preserving 4-20 mA HART signal linearity across the full 10 meters length.
Frequently Asked Questions
Q: Can this cable assembly be hot-swapped while the DCS I/O module is actively powered?
A: Passive FTA cables may be disconnected from field termination assemblies; however, signal circuits should be de-energized or put in manual loop mode prior to disconnection to prevent process field trips.
Q: How is the cable shielding grounded to avoid ground loops between field devices and the control cabinet?
A: The overall shield braid must be grounded at a single point, typically via the ground lug or chassis termination bar inside the main DCS cabinet enclosure.
Q: Does the cable support digital HART protocol pass-through along with standard 4-20 mA analog signals?
A: Yes, the cable dielectric and conductor geometry maintain frequency response specs required for bidirectional HART digital modulation over the 4-20 mA DC carrier.
Field Installation Guidelines
- Route the FTA cable through designated low-voltage control wireways, keeping at least 200 mm clearance from high-voltage AC power distribution lines.
- Secure strain relief brackets at both the FTA terminal block end and the I/O rack interface to prevent stress on connector pin contacts.
- Ensure the ambient operating temperature along the cable tray path remains within the -20 to 70 deg C rating.
- Verify that pin alignments match the keying slots on the Honeywell FTA connectors before applying insertion force.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
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