SKU: 8C-TDIL61 51306967-175

Honeywell 8C-TDIL61 51306967-175 Series 8 Digital Input Module

The Honeywell 8C-TDIL61 (51306967-175) is a 32-channel Series 8 digital input module designed for Experion PKS. It provides 1ms Sequence of Events (SOE) timestamping and integrated line monitoring for high-precision discrete signal acquisition.

Honeywell 8C-TDIL61 51306967-175 Series 8 Digital Input Module

Product Overview

The Honeywell 8C-TDIL61, identified by part number 51306967-175, functions as a high-density 24V DC Digital Input module specifically engineered for the Experion PKS Series 8 I/O family. Primarily, this module serves as the primary interface for capturing discrete signals from field devices such as pushbuttons, limit switches, and auxiliary contacts. Consequently, it converts these field-level electrical states into digital data that the C300 controller processes for logic execution. By utilizing the advanced Series 8 form factor, the 8C-TDIL61 optimizes cabinet space while delivering the high-speed signal acquisition required for modern process automation.

Technical Performance and Functional Features

High-Density Channel Architecture: In addition to its compact footprint, the module provides 32 independent digital input channels. This allows the system to monitor a large volume of field points within a single hardware slot.
Integrated Sequence of Events (SOE): Furthermore, the 8C-TDIL61 supports high-resolution timestamping for signal changes. As a result, the hardware accurately records the exact order of events during process upsets, which significantly aids in post-trip analysis.
Onboard Line Monitoring: To enhance system reliability, the module features sophisticated diagnostics that detect open circuits or short circuits in the field wiring. Moreover, it reports these faults instantly to the operator console to prevent undetected signal failures.
Advanced Galvanic Isolation: Regarding electrical protection, the card incorporates robust isolation between the field-side circuitry and the internal system bus. Thus, it effectively shields the controller from high-voltage transients and electromagnetic noise.
Efficient Heat Dissipation: To maintain long-term component health, the Series 8 design utilizes a vertical orientation that promotes natural convection cooling. Consequently, the module operates reliably without the need for internal fans, even in dense configurations.

Operational Compatibility and Integration

System engineers seamlessly install the 8C-TDIL61 onto the standard Series 8 I/O Input/Output Termination Assembly (IOTA). In addition to its physical ease of use, Honeywell’s Configuration Studio fully recognizes the module, which streamlines the process where users define channel parameters and alarm limits. Moreover, because the 51306967-175 complies with rigorous international certifications, it successfully meets the safety and reliability standards required for the pharmaceutical, refining, and specialty chemical industries. Ultimately, these features combine to provide a high-performance, scalable solution for complex digital signal monitoring.