Product Details
Product Description
The MC-TDIY22 (51204160-175) is a robust Digital Input Field Termination Assembly (FTA) specifically engineered for the Honeywell High-Performance Process Manager (HPM) and Experion PKS control environments. This module serves as a specialized electrical interface, allowing high-voltage 120VAC field signals to be safely monitored by the system's digital input processors. Designed for high-density industrial applications, the MC-TDIY22 provides essential signal conditioning and isolation, ensuring that discrete status data from field-mounted switches and contacts is accurately captured without risking damage to the sensitive controller backplane.
Technical Specifications
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Model Identification: MC-TDIY22
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Part Number: 51204160-175
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Functional Category: Digital Input Field Termination Assembly (FTA)
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Input Voltage Capacity: 120 VAC (Nominal)
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Signal Type: Discrete / Digital ON/OFF States
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Architecture Support: Honeywell TDC 3000 / HPM / Experion PKS
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Redundancy Configuration: Supports dual I/O processor (IOP) connections
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Termination Interface: Compression-style screw terminals for field leads
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Coating: Conformal coated (MC designation) for corrosion resistance
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Physical Profile: Standard Honeywell Size B FTA (~12 inches / 307 mm)
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Compliance Standards: Industrial safety and EMI/RFI shielding
Operational Utility and Safety
In heavy industrial sectors such as power generation and water treatment, the MC-TDIY22 (51204160-175) is the standard solution for integrating 120VAC field hardware. Its "MC" prefix signifies that the printed circuit board is protected by a conformal coating, providing a critical barrier against humidity, dust, and corrosive gases. The assembly is built to handle the inherent electrical noise associated with high-voltage AC circuits, utilizing internal filtering to prevent false triggering. For mission-critical control loops, the module's support for redundant I/O processors ensures that process visibility is maintained even during a hardware swap or processor failover.
Frequently Asked Questions
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Can this FTA be used with 24VDC field signals?
No. The MC-TDIY22 (51204160-175) is specifically optimized for 120VAC sensing. For 24VDC logic, a DC-rated FTA such as the MC-TDID series should be utilized to ensure proper switching thresholds.
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Is the 51204160-175 part number interchangeable with the MC-TDIY22?
Yes. 51204160-175 is the official Honeywell manufacturing part number for the MC-TDIY22 assembly. They are functionally identical and fully compatible within the HPM/Experion I/O Link ecosystem.
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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Choosing the Right Controller: PLC vs. Motion Controller in Industrial Automation
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Mastering PLC Power Supply Architectures and Operating Voltages
Selecting the correct operating voltage is a critical step in designing reliable industrial automation systems. Whether you are working with a compact PLC or a large-scale DCS, your power architecture dictates the system's longevity. In this guide, we explore the standard voltage ranges and power distribution strategies required to maintain stable factory automation operations.