Product Details
Configured for high-speed data transmission in Honeywell Experion PKS platforms, the Honeywell 51196742-500 (51196742-500 Communication Cable) provides direct physical/electrical execution.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 51196742-500 |
| Brand | Honeywell |
| Origin | USA |
| Weight | 0.2 kg |
| Dimensions | 8 ft (approx. 2.4 m) length, 7.5 mm Outer Diameter |
| Operating Temp | -25 to +80 deg C |
| Power Consumption | Passive physical assembly |
| Product Type | Communication Cable |
| Rated Voltage | 300 V |
| Conductor Type | 24 AWG stranded, tinned copper |
| Shielding & Jacket | Dual-layer shield, flame-retardant industrial PVC |
Process Control and DCS Instrumentation Characteristics
The 51196742-500 cable assembly ensures deterministic signal execution between controllers, I/O racks, and network interfaces without inducing cross-talk or high-frequency interference into neighboring 4-20 mA HART loop protocol signal lines. Its dual-layer shielding configuration provides high electromagnetic noise attenuation across high-density I/O arrays. This shielding protects signal integrity for sensitive cold junction compensation (CJC) processing and preserves channel-to-channel isolation requirements across adjacent analog and digital cards within the DCS cabinet assembly.
Frequently Asked Questions
Q: Can the 51196742-500 cable be connected or disconnected while the controller backplane is powered?
A: Disconnecting communication cables during active controller operation can cause link dropouts or bus faults. Downstream control loops should be placed in manual mode or isolated prior to physical disconnect.
Q: How is the cable's dual-layer shield grounded to avoid ground loop currents?
A: Frame ground continuity is established through the factory-molded industrial connectors at both ends, which bond directly to the grounded cabinet subpanel or module chassis ground plate.
Field Installation Guidelines
- Inspect the molded connectors and flame-retardant PVC outer jacket for physical cuts or pin deformation prior to routing.
- Maintain the minimum recommended bend radius during cable layout to avoid straining the internal 24 AWG stranded conductors or damaging the dual-layer shielding.
- Route the communication cable through dedicated low-voltage cable ducts, ensuring physical separation from high-voltage AC power lines.
- Securely seat both factory-molded connectors into their respective mating ports until mechanical locking mechanisms engage completely.
- Verify cabinet grounding continuity to ensure the dual-layer shield effectively suppresses environmental electrical noise.
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.
Tech & Buying Guide
Mastering Wire Identification in Industrial Automation: The Power of Ferrules and Cross-Ferruling
Proper wire labeling forms the cornerstone of reliable control system installation and long-term maintenance. In complex industrial automation environments, technicians terminate thousands of conductor ends inside control panels, marshalling racks, and field junction boxes. Ferrules serve as individual tube-shaped sleeve markers slipped onto conductors before final termination. While technicians historically relied on pre-printed individual letter rings, modern control panel builders utilize automated ferrule printing machines. These thermal-transfer printers generate durable, single-sleeve heat-shrink tags directly matching approved wiring schematics, significantly accelerating cabinet assembly workflows.
Understanding Marshalling Cabinets in Industrial Automation and Control Systems
Marshalling cabinets serve as the crucial connection hub between field instruments and centralized processing units. In large DCS and PLC control system architectures, hundreds of multipair field cables run from local junction boxes to the central instrument equipment room. The marshalling cabinet houses field terminal blocks, surge arresters, intrinsic safety isolation barriers, and interposing relays. By segregating field field-wiring terminations from sensitive processor hardware, engineers protect expensive controller backplanes from high-voltage transients. Consequently, this modular separation dramatically streamlines maintenance workflows and simplifies system expansion.
Essential Best Practices for PLC Wiring and Installation in Industrial Automation
Successful control system deployment begins with thoroughly reviewing manufacturer technical documentation. Controllers from major brands like Allen-Bradley, Siemens, and Schneider Electric feature unique terminal layouts. Engineers must verify voltage requirements before connecting power cables to prevent catastrophic equipment damage. Standard line connections require strict adherence to regional electrical codes and proper wire color coding. Furthermore, panel builders should always establish a robust low-impedance ground connection using at least 16-AWG copper conductor tied directly to the main plant grounding grid.