Product Details
The Honeywell 51196094-100, also cataloged as the 51196094-100 Field Termination Assembly Mounting Channel, operates as a dedicated hardware component for physical mounting chassis grounding and shield wire termination within Honeywell DCS cabinet structures. It establishes rigid mechanical alignment and low-impedance grounding paths for high-density Field Termination Assemblies (FTA) using an integrated shield ground bar.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 51196094-100 |
| Brand | Honeywell |
| Origin | USA |
| Weight | 4.08 kg (9.00 lbs) |
| Dimensions | Standard Cabinet Frame Specification |
| Operating Temp | -20 to 70 deg C |
| Power Consumption | Passive Component (0 W) |
| Component Type | FTA Mounting Channel with Shield Ground Bar |
| Grounding Interface | Integrated Copper Shield Ground Busbar |
| System Compatibility | Honeywell High-Density FTA Cabinets |
4-20 mA HART Loop Protocol & Ground Bar Noise Suppression
The 51196094-100 mounting channel integrates a continuous copper shield ground bar directly alongside the terminal block mounting track. This physical arrangement allows field instrument cable shields to terminate at a single equipotential reference point. By maintaining low noise coupling and eliminating ground potential loops across field wiring, the assembly prevents high-frequency interference from distorting 4-20 mA HART loop protocol communications transmitted between field transmitters and I/O processing units.
Frequently Asked Questions
Q: Does the 51196094-100 assembly require separate isolation jumpers for instrument ground bars?
A: The integrated shield ground bar provides dedicated grounding termination; electrical isolation between safety earth and instrument ground depends on cabinet backplate grounding jumper configurations.
Q: What physical weight load can the 51196094-100 channel support inside the panel?
A: The steel channel structure is engineered to support a full vertical row of fully populated high-density Field Termination Assemblies (FTAs) and associated heavy field wiring harnesses without structural deflection.
Field Installation Guidelines
- Mount the channel assembly vertically or horizontally onto the cabinet frame using standard thread-forming cabinet screws.
- Ensure bare metal-to-metal contact between the mounting channel surface and the cabinet earth frame to establish structural grounding continuity.
- Clamp all incoming field cable shields directly to the integrated shield ground bar, keeping exposed shield drain wire lengths under 25 mm.
- Verify low resistance (less than 1 ohm) between the shield ground bar and the main cabinet master earth ground bar using a low-resistance ohmmeter before connecting active signal loops.
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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