Product Details
The Honeywell 51195479-300, also cataloged as the 51195479-300 I/O Link Cable Assembly, operates as a dedicated hardware component for high-speed serial data transmission between I/O modules and control processors within Honeywell Experion PKS and TDC 3000 platforms. It provides direct physical execution of differential bus signaling using Honeywell-specific keyed connectors and integrated shield terminations.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 51195479-300 |
| Brand | Honeywell |
| Origin | Industrial Standard Assembly |
| Weight | 0.39 lbs (0.18 kg) |
| Dimensions | Standard I/O Link Trunk/Drop Assembly Specifications |
| Operating Temp | -20 to +60 deg C |
| Power Consumption | Passive Cable Assembly (0 W) |
| Connector Type | Honeywell-Specific Keyed Interface Connectors |
| Cable Category | Industrial Shielded Computer Bus Cable |
| Shielding | Multi-Layer Foil/Braid EMI/RFI Shielding |
| System Compatibility | Honeywell Experion PKS and TDC 3000 Platforms |
Channel-to-Channel Isolation & DCS Bus Topology
The 51195479-300 cable routing ensures physical signal integrity across redundant I/O link channels in Honeywell DCS topologies. Integrated foil and braided shielding suppresses ground-loop noise and common-mode transient voltages caused by heavy industrial machinery, preventing frame-drop errors during real-time data frame transfers. This low-attenuation bus link operates in tandem with field termination blocks processing 4-20 mA HART loop protocol signals, preserving continuous telemetry communication between distributed I/O racks and process control nodes.
Frequently Asked Questions
Q: Are the connectors on the 51195479-300 cable assembly keyed to prevent incorrect insertion?
A: Yes, the assembly utilizes Honeywell-specific keyed connectors to prevent cross-wiring between primary and redundant I/O link interface ports.
Q: Does the cable assembly require external grounding clamps for EMI protection?
A: Shield continuity is established through the metallic backshells of the keyed connectors, grounding automatically to the chassis ground frame upon full engagement.
Field Installation Guidelines
- Inspect connector pins and housing keyways for physical debris or bent pins prior to installation.
- Maintain a minimum bend radius along the cable run to avoid conductor strain and shield degradation.
- Fully seat the keyed connectors into the corresponding I/O link interface sockets on the controller base chassis and I/O carrier.
- Tighten connector thumbscrews or locking latches securely to guarantee continuous shield connection and mechanical retention under thermal expansion.
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.





























