Product Details
Configured for low-impedance protective earth and system reference grounding across Honeywell TDC 3000 and Experion PKS cabinets, the Honeywell 51201298-290 (51201298-290 Ground Cable) provides direct physical/electrical execution.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 51201298-290 |
| Brand | Honeywell |
| Origin | USA |
| Weight | 0.35 kg |
| Dimensions | Standard Cabinet Bonding Strap Length |
| Operating Temp | -40 deg C to 85 deg C |
| Power Consumption | Passive Conductive Component |
| Conductor Material | Multi-strand flexible copper braid / conductor |
| Termination Type | Heavy-duty ring lug connectors |
| Insulation Type | Flame-retardant protective sleeve |
| Current Capacity | Low-impedance fault current bonding path |
| System Compatibility | Honeywell TDC 3000, Experion PKS |
Channel Isolation and HART Loop Protocol Interoperability
The Honeywell 51201298-290 ground cable bonds system chassis, backplanes, and shield bus bars directly to cabinet protective earth to prevent floating ground potentials. When deployed near field termination assemblies (FTAs) carrying sensitive 4-20 mA HART loop protocol communications, this low-impedance connection drains stray capacitive currents and common-mode noise. Equalizing ground potential across DCS enclosures eliminates ground loops that cause signal offsets or communication frame errors on analog I/O channels.
Frequently Asked Questions
Q: Does the 51201298-290 ground cable require periodic electrical continuity testing?
A: Yes, ground bonding resistance should be periodically verified using a low-resistance ohmmeter to ensure the path to earth remains below 0.1 ohms.
Q: Can this cable be used for both safety earth and instrument signal shield grounding?
A: The cable is designed for low-impedance cabinet bonding; follow system engineering guidelines to ensure safety earth and isolated instrument ground paths remain properly connected at designated single-point bus bars.
Field Installation Guidelines
- Ensure cabinet power is isolated and de-energized prior to establishing or modifying ground bonding connections.
- Clean contact surfaces on the grounding bar or chassis backplane to bare metal to ensure low contact resistance.
- Secure terminal ring lugs using appropriate star washers and torque threaded fasteners to cabinet structural specification.
- Route the grounding cable along designated cabinet grounding paths, keeping runs as short and straight as possible.
- Verify zero resistance to protective earth prior to re-energizing control equipment.
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
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