Product Details
The Honeywell 51202971-302, also cataloged as the 51202971 I/O Link Cable, operates as a dedicated hardware component for multi-node signal routing within Honeywell DCS architectures. The 6-drop cable assembly features a pre-wired female connector at one end and a blunt cut terminal termination at the opposing end, enabling direct physical connection between control processors and field termination assemblies.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 51202971-302 |
| Brand | Honeywell |
| Origin | USA |
| Weight | 0.44 lbs (0.20 kg) |
| Dimensions | 7.1 x 4.7 x 1.4 inches |
| Operating Temp | -40 deg C to +85 deg C |
| Power Consumption | Passive Component (N/A) |
| Cable Configuration | 6-drop topology |
| Connector Type | Female connector on one end, pigtail / unconnectorized on opposite end |
| Environmental Rating | NEMA 4X, IP66 |
| System Architecture | DCS / Experion PKS / Series 8 |
Channel-to-Channel Isolation and Bus Signal Integrity
Designed for deployment across high-density I/O drop layouts, the assembly integrates physical shield separation to maintain signal purity over 4-20 mA HART communication loops and discrete bus paths. The inner insulation prevents capacitive coupling between adjacent lines, while channel-to-channel isolation protocols minimize ground potential differentials. This construction limits signal attenuation and blocks electromagnetic interference across multi-drop field wiring enclosures.
Frequently Asked Questions
Q: How does the blunt-cut end of the cable terminate inside field enclosure cabinets?
A: The non-connectorized conductors must be prepped and wired directly into screw-terminal blocks or spring-cage DIN-rail terminal strips using standard wire ferrules.
Q: Can the female connector end be hot-plugged during active I/O operation?
A: Yes, provided the enclosure maintains NEMA 4X / IP66 integrity after re-sealing and the field bus power remains within specified low-voltage DC limits.
Field Installation Guidelines
- Enclosure Protection: Verify that the female connector coupling nut is fully torqued to guarantee the NEMA 4X and IP66 environmental seal against moisture and dust ingress.
- Shield Grounding: Connect the drain wire at the unconnectorized end directly to the cabinet instrumentation shield bus bar to attenuate high-frequency industrial noise.
- Cable Routing: Route the 6-drop cable runs in separate wire trays away from three-phase AC power circuits, maintaining a minimum physical clearance of 300 mm.
- Bend Radius Constraints: Avoid sharp bends near the drop points; maintain a minimum bend radius of 10 times the outer cable diameter during cabinet installation.
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.
Tech & Buying Guide
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