Honeywell 51202789-901 Violet Cable

Honeywell ‘s 51202789-901 Violet cable is a high-quality, industrial-grade communication and signal cable designed to ensure reliable data transmission within Honeywell distributed control system (DCS) environments. Designed for complex process automation networks, this cable provides a stable, interference-resistant connection between controllers, I/O modules, and field devices.

Honeywell’s 51202789-901 minimizes electromagnetic interference (EMI) and maintains signal integrity over long transmission distances thanks to its robust insulation system and superior shielding. Its purple color coding complies with Honeywell’s system standards, simplifying installation and maintenance in control cabinets and field wiring settings.

This cable is designed to meet the demanding requirements of industrial automation, ensuring reliable performance in harsh environments, including exposure to electrical noise, temperature variations, and mechanical stress. It is widely used in industries such as oil and gas, power generation, chemical processing, and manufacturing, where continuous communication is critical to operational safety and efficiency.

Product Specifications

Applications

• Honeywell DCS Systems: Provides stable communication links between controllers, I/O modules, and process field devices.

• Process Automation: Ensures reliable signal transmission in distributed control and monitoring systems.

• Industrial Communication Networks: Used in data highways, control buses, and redundant network configurations.

• Oil & Gas and Petrochemical Plants: Maintains signal integrity in electrically noisy and hazardous environments.

• Power Generation: Connects critical monitoring and control devices in turbines, generators, and substations.

• Manufacturing Automation: Facilitates high-speed data exchange between programmable devices and control centers.

Product Advantages

• Excellent Signal Integrity: Shielded twisted pair construction minimizes EMI and cross-talk.

• Industrial-Grade Durability: Built to withstand harsh environmental and electrical conditions.

• Optimized for Honeywell Systems: Designed to match Honeywell DCS wiring standards for easy integration.

• Low Capacitance Design: Ensures high-speed, accurate data transmission with minimal signal loss.

• Color-Coded Jacket: Violet color simplifies identification and maintenance in complex wiring layouts.

• Flexible and Easy to Install: Compact design allows for quick routing in tight control cabinet spaces.

• Global Compliance: Meets CE, UL, and RoHS standards for safety and environmental requirements.

FAQ

1. What type of conductor material is used in the Honeywell 51202789-901 Violet Cable?

   It uses high-quality tinned copper conductors for improved conductivity and corrosion resistance.

2. Does the cable support high-speed digital communication protocols?

   Yes, its low capacitance and shielding make it ideal for high-speed signal transmission in DCS networks.

3. What kind of shielding is used in this cable?

   The cable features both foil and braided shielding for maximum EMI protection.

4. Is the Honeywell 51202789-901 suitable for analog and digital signals?

   Yes, it is designed to handle both low-level analog and digital control signals.

5. What is the impedance rating of the cable?

   The cable maintains a characteristic impedance of 120 Ohms ±10%, suitable for industrial communication standards.

6. Can this cable be used in high temperature industrial environments?

   It is rated for operation over a temperature range of -20°C to +80°C.

7. Is this cable compatible with Honeywell TDC 3000 and Experion PKS systems?

   Yes, it is fully compatible with both systems and can be used for both field and control level wiring.

8. Does Honeywell Violet cable meet industrial safety certifications?

   Yes, it is CE, UL, RoHS and IEC compliant, ensuring compliance with international standards.

9. What is the recommended bend radius for installation?

   Typically, the bend radius should be 8 to 10 times the cable diameter to prevent signal degradation.

10. Can this cable be used in high EMI areas such as substations and motor control centers?

    Yes, the double shielded design provides excellent EMI suppression for such environments.