The Honeywell 51204120-300, also cataloged as the 51204120-300 20-Position Industrial Cable Assembly, operates as a dedicated hardware component for multi-signal and multi-power routing within automation, monitoring, and control systems.
Hardware Specifications
Parameter
Specification
Model
51204120-300
Brand
Honeywell
Origin
USA
Weight
Standard Industrial Profile
Dimensions
Cable length: 3 meters
Operating Temp
-10 deg C to +60 deg C
Power Consumption
Passive Component (0 W)
Configuration
20-position connector
Protection Rating
IP65
4-20 mA HART Loop Protocol & Channel-to-Channel Isolation
The assembly interfaces with control architectures to support stable signal paths, accommodating 4-20 mA HART loop protocol signals and RS-232 or RS-485 communication streams. Integrated shielding across the 20-position construction provides channel-to-channel isolation and electromagnetic interference rejection, preventing common-mode transient noise propagation in industrial environments. Cold junction compensation compatibility and low-resistance conductors maintain signal fidelity across the operating temperature span.
Frequently Asked Questions
Q: Does this cable assembly support hot-swap disconnection under live 24 VDC power?
A: No, power must be completely shut off prior to connecting or disconnecting the 20-position connector to prevent electrical pitting and interface bus faults.
Q: How does the IP65 rating protect the assembly interface during operation?
A: The IP65 rating provides ingress protection against dust and low-pressure water jets, safeguarding the panel-mount connection points in harsh industrial environments.
Field Installation Guidelines
Mount the panel-mount connector securely to the enclosure wall to ensure mechanical stability under continuous plant vibration. Route the 3-meter cable away from high-voltage power conduits and variable frequency drives to prevent electromagnetic coupling into the multi-signal lines. Ensure that the shielding drain wire is properly terminated to the cabinet ground bar to maintain low-noise performance.
