Description

Honeywell MU-NKT050 UCN Trunk Cable Assembly

The Honeywell MU-NKT050, also cataloged as the MU-NKT050 UCN Trunk Cable Assembly, operates as a dedicated hardware component for UCN communication signal transmission within Honeywell TDC 3000 and TPS system networks.

Hardware Specifications

Parameter	Specification
Model	MU-NKT050
Brand	Honeywell
Origin	USA
Dimensions	50 m cable assembly length
Operating Temp	0 deg C to +70 deg C
Power Consumption	Passive cable assembly, no external power consumption
Part Number	51195199-050
System Compatibility	Honeywell TDC 3000, TPS, HPM, APM systems
Component Type	Universal Control Network (UCN) Trunk Cable
Cable Length	50 meters
Cable Structure	Pre-assembled coaxial communication cable
Signal Type	High-speed UCN communication data link
Cable Impedance	75 Ohms
Connector Interface	UCN coaxial connectors, BNC / TNC type depending on tap interface
Jacket Material	Industrial PVC or flame-retardant outer sheath
Storage Temperature	-40 deg C to +85 deg C
Relative Humidity	10% to 90% non-condensing

Honeywell DCS Communication Interface Characteristics

The MU-NKT050 functions as a physical communication path for Honeywell Universal Control Network (UCN) segments. It connects process control nodes, including High-Performance Process Manager (HPM), Advanced Process Manager (APM), and Network Interface Module (NIM) assemblies.

The cable assembly maintains the coaxial transmission characteristics required for UCN data exchange. Furthermore, the 75 Ohm impedance design supports signal continuity across connected network segments.

For Honeywell process control architectures, UCN communication remains separated from field instrument signal layers. Therefore, this cable does not perform 4-20 mA HART conversion, FOUNDATION Fieldbus interfacing, or channel-to-channel isolation functions. It provides only the physical medium for UCN digital communication.

Frequently Asked Questions

Q: Does the Honeywell MU-NKT050 require external power supply?
A: No. The MU-NKT050 is a passive coaxial cable assembly and does not require external electrical power.

Q: What network function does the MU-NKT050 perform in a TDC 3000 system?
A: The cable provides the physical connection path for UCN communication between compatible Honeywell control system nodes.

Q: Can the MU-NKT050 replace standard Ethernet communication cables?
A: No. The MU-NKT050 is designed specifically for Honeywell UCN network architecture and does not support Ethernet communication protocols.

Field Installation Guidelines

• Install the MU-NKT050 according to Honeywell UCN network wiring requirements and approved cabinet layouts.
• Verify connector compatibility before connection to UCN taps, NIM interfaces, or process manager communication points.
• Maintain proper coaxial cable routing practices and avoid sharp bending that may affect signal characteristics.
• Keep the cable separated from high-voltage power conductors and high-current switching circuits.
• Confirm connector seating and mechanical locking before system startup.
• Inspect cable shielding and grounding connections according to the installed Honeywell DCS cabinet grounding specification.
• Avoid unauthorized cable extensions or impedance changes because they may affect UCN communication performance.

Specifications

• Brand: Honeywell

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems