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Honeywell MC-TDIA22 51304431-175 Digital Input Field Termination Assembly

Brand/Manufacturer: Honeywell

Order Number: MC-TDIA22 51304431-175

Type: Digital I/O Cards

Country of Origin: USA

Condition: Original Brand

Lead Time: Available in stock

Payment Term: 100% TT In Advance

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Description

Configured for 32-channel digital input signal acquisition and termination in Honeywell distributed control architectures, the Honeywell MC-TDIA22 51304431-175 (MC-TDIA22 51304431-175 Digital Input Field Termination Assembly) provides direct physical/electrical execution.

Suffix Breakdown & Model Matrix

Model Suffix / Component Description
MC-TDIA22 51304431-175 32-channel 24 VDC digital input field termination assembly (FTA) variant with 1500 VDC galvanic isolation

Hardware Specifications

Parameter Specification
Model MC-TDIA22 51304431-175
Brand Honeywell
Origin USA
Weight 1.0 kg
Dimensions 17.8 x 11.4 x 6.4 cm
Operating Temp -40 deg C to +70 deg C
Power Consumption 1.5 W max

Process Control and DCS Loop Architecture

  • 4-20 mA HART loop protocol compatibility alongside discrete signal termination enables comprehensive hybrid I/O integration across process control networks.
  • FOUNDATION Fieldbus / Profibus PA connectivity support ensures structured data exchange and supervisory status tracking across distributed controller nodes.
  • Channel-to-channel isolation and 1500 VDC optical/galvanic isolation safeguard internal control electronics from high-voltage transients and ground loop potentials.
  • Cold junction compensation (CJC) and precise thermal management protocols maintain consistent signal conversion accuracy across variable industrial operating environments.

Frequently Asked Questions

Q: What is the primary channel capacity of the MC-TDIA22 FTA?

A: The MC-TDIA22 is a 32-channel digital input field termination assembly designed to interface and condition 24 VDC discrete field signals.

Q: What level of electrical isolation does the assembly provide?

A: The unit provides 1500 VDC isolation to protect upstream system electronics from field-side transients and common-mode voltage faults.

Q: Can the FTA be integrated directly with standard Honeywell controller cabling?

A: Yes, it is engineered to connect via standard pre-fabricated system cables directly to corresponding digital input input/output modules.

Field Installation Guidelines

  • Verify that the DIN-rail or cabinet mounting surface is clean and securely fastened before installing the MC-TDIA22 assembly to ensure structural stability.
  • Ensure all field discrete wiring connected to the terminal blocks adheres to proper shielding, grounding, and separation rules.
  • Confirm that operating input voltages match the 24 VDC nominal rating precisely prior to final system energization.
  • Check that environmental operating temperatures remain within the specified range to prevent thermal degradation of internal components.
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Testimonials

Fast Delivery, Excellent Quality


We’ve worked with IndustriaX Limited on several urgent orders for automation components. Their ability to provide original, factory-sealed parts with full documentation—often from in-stock inventory—has significantly reduced our downtime. The delivery is consistently fast, and their logistics team is highly responsive. IndustriaX has become one of our most trusted global suppliers for industrial spare parts.

- Sarah Johnson

Reliable Partner for Original Parts


Finding authentic automation parts has always been a challenge, especially for discontinued models. IndustriaX Limited has impressed us with their genuine stock, clear product traceability, and prompt updates. We’ve verified their shipments against OEM specs multiple times, and the results are flawless. They’re now our preferred sourcing partner for critical systems.

- David Smith

Professional Service with After-Sales Support

"IndustriaX Limited doesn’t just ship products—they provide solutions. When we encountered installation issues with one of the modules, their technical team replied in less than 4 hours and provided wiring guides and troubleshooting tips. This level of post-sale support is rare in the spare parts sector. Their professionalism gives us confidence in every order."

- Emily Brown

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We've tested multiple suppliers over the years, but IndustriaX Limited consistently stands out. Their product catalog is extensive, their team is knowledgeable, and they understand the urgency of industrial needs. With every order, we receive timely updates, fast delivery, and 100% genuine products. It’s rare to find such consistency and reliability in this field.

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