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Honeywell 51305980-836 Redundant C300 Controller CableHoneywell 51305980-836 Redundant C300 Controller CableHoneywell 51305980-836 Redundant C300 Controller Cable
Honeywell 51305980-836 Redundant C300 Controller Cable
Honeywell 51305980-836 Redundant C300 Controller Cable
Honeywell 51305980-836 Redundant C300 Controller Cable

Honeywell 51305980-836 Redundant C300 Controller Cable


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PRODUCT SKU : 51305980-836

PRODUCT TYPE : Ethernet Cables

PRODUCT VENDOR : Honeywell


  • 100% Genuine Parts – Risk-Free 30-Day Returns
  • 1-Year Warranty & Expert Support for Every Order

Product Details

The Honeywell 51305980-836, also cataloged as the 51305980 Redundant C300 Controller Cable, operates as a dedicated hardware component for high-speed redundancy synchronization and cross-link data transmission within Honeywell Experion LX and C300 control architectures.

Hardware Specifications

Parameter Specification
Model 51305980-836
Brand Honeywell
Base Model 51305980
Product Type Redundant Controller Ethernet Cable
Cable Type 100-Base-T Shielded Ethernet Cable
Cable Length 36 in (0.91 m)
Connector Features RJ45 with orange boots
Environmental Protection Conformal coating
Origin USA
Weight 0.2 kg
Dimensions Standard C300 cabinet interconnect length
Operating Temp 0 deg C to +60 deg C
Power Consumption Passive physical media
System Compatibility Honeywell Experion LX / C300 Controller IOTA Modules

Channel-to-Channel Isolation and Loop Protocol Processing

The 51305980-836 cable provides physical cross-link communication paths between redundant pair C300 controllers and associated Input Output Termination Assembly (IOTA) modules. Designed to maintain continuous state synchronization across process nodes managing 4-20 mA HART loop protocol instruments, the assembly incorporates high-density braid and foil shielding. This construction delivers channel-to-channel isolation, suppressing common-mode electromagnetic noise and eliminating ground potential variations between adjacent controller bases. The conformal coating over cable interface joints protects internal connections against harsh environmental degradation.

Frequently Asked Questions

Q: Can the 51305980-836 redundancy cable be hot-swapped while the primary C300 controller is executing active process logic?

A: Yes, if the redundancy link is temporarily broken by extracting the cable, the primary C300 controller continues running in non-redundant mode without interrupting process I/O execution.

Q: What is the technical purpose of the orange boots on the cable connectors?

A: The orange strain-relief boots serve as physical color identifiers to differentiate redundant controller cross-link paths from standard FTE and field bus connections during panel maintenance.

Field Installation Guidelines

  • Connector Alignment: Insert the RJ45 connectors directly into the primary and secondary C300 IOTA redundancy ports until the locking tabs snap firmly into place.
  • Bend Radius Maintenance: Avoid tight bends near the connector strain-relief boots to maintain internal differential pair geometry and nominal characteristic impedance.
  • Cable Separation: Route the redundancy cable away from high-voltage AC lines and motor drive cables to reduce induced radio frequency interference.
  • Cabinet Dressing: Secure excess cable length using soft cable ties within the enclosure wiring duct to prevent mechanical stress on the IOTA port receptacles.

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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