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8C-TDILA1 51307143-175 Honeywell Digital Input Module

8C-TDILA1 51307143-175 Honeywell Digital Input Module

Product Description

The 8C-TDILA1 (Part Number 51307143-175) is a high-density discrete signal interface designed for the Honeywell Experion PKS Series 8. This module processes 32 channels of 24 VDC digital...

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SKU: 8C-TDILA1 51307143-175
Vendor: Honeywell
Category: Digital Input Module
Related Series:

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Product Description

The 8C-TDILA1 (Part Number 51307143-175) is a high-density discrete signal interface designed for the Honeywell Experion PKS Series 8. This module processes 32 channels of 24 VDC digital inputs, converting field contact states into logic-level data for the C300 controller. It provides a fully isolated communication path, protecting the control system from electrical surges and electromagnetic interference.

Built on the Series 8 vertical hardware standard, the 8C-TDILA1 enhances thermal performance and enables space-efficient cabinet integration. It incorporates advanced diagnostic capabilities to detect open-circuit and short-circuit conditions on field wiring. These diagnostics help maintenance teams quickly identify faults, improving system reliability and uptime in Distributed Control System (DCS) environments.

Technical Specifications

Parameter Specification
Model Identification 8C-TDILA1
Part Number 51307143-175
Module Function Digital Input (DI)
System Family Experion PKS Series 8
Input Voltage 24 VDC (Nominal)
Channel Density 32 Channels
Mounting Interface Series 8 Vertical IOTA
Power Dissipation 4.2 Watts (Typical)
Module Height 31.3 cm
Module Width 3.0 cm
Module Depth 27.8 cm
Unit Weight 0.56 kg

Application Scenarios

The 8C-TDILA1 is widely used in process industries such as:

  • Petrochemical plants

  • Power generation facilities

  • Pharmaceutical manufacturing

Typical applications include:

  • Monitoring valve position limit switches

  • Detecting emergency stop button status

  • Reading motor starter and relay contacts

It is essential in safety-critical discrete monitoring where reliable status detection is required for interlocking and process control within a DCS.

Frequently Asked Questions

Q: Does this module support redundant wiring configurations?
A: Yes. When installed on a redundant Series 8 Input Output Termination Assembly (IOTA), the 8C-TDILA1 (51307143-175) can operate in a redundant configuration, ensuring continuous signal availability even if a module failure occurs.