Honeywell 51204145125 (51204145-125) Product Detailed Description

Model: 51204145125 (Standard Number: 51204145-125)

Brand: Honeywell

Product Type: UCN Digital Input FTA Terminal Board (Digital Input FTA)

Product Alias: MU-TDIY62

I. Product Overview

51204145-125 is a standard digital input field termination assembly (FTA - Field Termination Assembly) of UCN (Universal Control Network) in the Honeywell TDC 3000 / PlantScape system. It serves as an interface between the system and industrial field switches, valves, etc., which are dry contact signals, and is responsible for connecting the on-site digital signals to the control system. It is widely used in process control fields such as oil, chemical, and power.

II. Core Specification Parameters

Type: Digital Input FTA (DI FTA)

Number of Channels: 32 channels (32ch)

Input Signal: 24V DC Dry Contact / Passive Contact

Interface Type: Screw Terminal

Compatible Systems: Honeywell TDC 3000, PlantScape DCS System

Compatible Nodes: UCN Network, APM Advanced Process Manager

Physical Characteristics:

Standard DCS Cabinet Installation Size

Industrial-grade Flame-retardant Material

Weight: Approximately 2.0 kg

Electrical Characteristics:

Input Voltage: 24V DC

Channel-to-channel Electrical Isolation

Built-in Surge and Overvoltage Protection

Operating Environment:

Temperature: -20°C ~ +70°C

Humidity: 5% ~ 95% RH (No Condensation)

Certification: CE Certification

Warranty: Original Factory 12 Months Warranty

III. Main Functions and Applications

Signal Interface: Provides 32 independent 24V digital signal input channels

Electrical Isolation: Electrical isolation between channels and system side, protecting the controller from on-site interference

Signal Conditioning: Filters and shapes the on-site dry contact signals to improve signal stability

Fault Protection: Built-in overvoltage, overcurrent, and surge protection circuits

Convenient Wiring: Uses screw terminals, supporting direct and reliable connection of on-site cables

Application Scenarios:

Equipment Status Monitoring (Running / Stopped, On / Off)

Valve Position Feedback

Alarm Signal Input

Limit Switch Signal Collection

IV. System Compatibility and Adaptation

Applicable Systems: TDC 3000, PlantScape DCS System

Compatible Modules: APM (Advanced Process Manager) Controller

Similar Models in the Same Series:

51204145-175 (MC-TDIY62): Similar Function Model

Associated Components:

Digital Input (DI) Card

UCN Network Communication Module

System Power Supply, Cabinet, Connection Cables

V. Installation and Usage Tips

Standard Cabinet Rail Installation, Supports Hot Swap Maintenance

On-site Cables Use Screw Tightening to Ensure Reliable Connection

Strictly Distinguish Positive and Negative Signal and Common Terminal Wiring

Follow System Grounding Specifications, Single Point Reliable Grounding

Channels Support Live Maintenance, Does Not Affect Other Channels Normal Operation

VI. Order Information

Order Model: 51204145125 (51204145-125)

Product Name: MU-TDIY62 32 Channel 24V Digital Input FTA

Product Status: Mainstream In-Use Model, Market Stock Abundant Alternative model: 51204145-175 (MC-TDIY62)