The Honeywell 51305980-836, also cataloged as the 51305980-836 Controller Interconnect Cable, operates as a dedicated hardware component for redundant controller synchronization within Experion PKS DCS platforms.
Hardware Specifications
Parameter
Specification
Model
51305980-836
Brand
Honeywell
Series / Platform
Experion PKS / C300 DCS
Product Type
Redundant Controller Cable
Cable Length
36 in (0.91 m)
Connector Type
DB-9 Male
Cable Construction
Shielded Twisted-Pair
Origin
USA
Net Weight
0.4 kg
Dimensions
140 mm x 145 mm x 70 mm
Operating Temp
-20 to 70 deg C
Channel Isolation and Process Interface Features
The Honeywell 51305980-836 shielded twisted-pair interconnect cable facilitates low-latency data link communication between dual-redundant C300 controller pairs. The fully shielded cable jacket isolates state-synchronization signals from high-frequency electromagnetic noise present in high-density DCS racks. The assembly routes high-speed control data alongside 4-20 mA HART I/O channels, maintaining physical ground loop suppression and channel-to-channel isolation across connected backplane modules.
Frequently Asked Questions
Q: What physical interfaces are used on the 51305980-836 controller cable?
A: The cable is built with shielded twisted-pair conductors terminated on both ends with DB-9 male connectors.
Q: How does the 51305980-836 cable support redundant fault-tolerant controller operation?
A: The cable establishes a direct physical communication link between two C300 controllers, ensuring real-time database synchronization and immediate failover execution without process interruption.
Field Installation Guidelines
Verify that local cabinet temperatures remain within the standard operational range before cable routing.
Align the DB-9 male connectors with the primary and secondary C300 redundancy ports, taking care not to bend interface pins.
Tighten the integrated DB-9 thumb screws to secure low-impedance grounding and prevent vibration-induced disconnects.
Maintain standard bending radii along the 36-inch length to protect internal twisted-pair conductors and shielding foil.
Confirm proper controller status LED indicators on both C300 modules to verify active link synchronization.
