Honeywell 51304427-100 Relay Digital Output FTA
June 10, 2026

Honeywell 51304427-100 Relay Digital Output FTA

1. Basic Model Information Part Number: 51304427-100 Common Model: MU-TDOR22 Full Name: Relay Digital Output Field Termination Assembly Applicable System: Honeywell TDC3000 / TPS UCN DCS Control System Matching Main Card: MU-DOR12 Relay Output IOP Card

Description

2. Product Function Description

This relay-type digital output FTA terminal board is specially matched with MU-DOR12 main IOP card. It integrates built-in isolation relays, converting low-voltage logic signals from the DCS main control card into isolated dry contact signals for field AC/DC loads. It provides complete galvanic isolation between internal cabinet circuits and field equipment, effectively eliminating ground loop interference and counter electromotive force damage to the main card. With spring compression terminals for quick wiring, it supports on-off control of valves, alarm lights and interlock devices under harsh vibration industrial environments.

3. Core Electrical Technical Specifications

  1. Output Type: Isolated dry relay contact output

  2. Contact Load Range: Supports up to 240VAC / 30VDC field loads

  3. Channel Configuration: Matches all channels of MU-DOR12 relay output IOP

  4. Terminal Type: Spring compression quick-release terminal, no screwdriver required

  5. Anti-interference Design: On-board TVS surge absorption for inductive loads

  6. Power Supply: Powered by DCS rack backplane

  7. Operating Ambient Temperature: -40℃ ~ +70℃ industrial wide temperature range

  8. Circuit Protection: Channel short-circuit protection, PCB anti-corrosion conformal coating

  9. Certification: UL and CE industrial safety certification

4. Industrial Application Scenarios

  1. Chemical Industry: Solenoid valve switching, safety interlock actuator drive

  2. Power Industry: Pump/fan auxiliary relay control, boiler alarm light output

  3. Oil & Gas Industry: Emergency shut-off valve logic control signal output

  4. General Process Control: Production line sequence interlock, equipment fault alarm driving


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