Product Overview

The Honeywell 8C-TDIL11, part number 51306858-175, is a high-density 24V DC Digital Input I/O Termination Assembly (IOTA) designed for the Experion PKS Series 8 platform. This module serves as the primary physical and electrical interface for discrete field signals, directing data from binary devices such as limit switches and sensors into the control network. Engineered for the C300 controller environment, the 8C-TDIL11 facilitates organized field wiring and high-integrity signal transmission. Its vertical orientation is specifically optimized for high-density cabinet layouts, ensuring that industrial facilities can monitor a vast array of status points with minimal hardware footprint.

System Configuration and Mechanical Attributes

The 8C-TDIL11 is built to industrial B2B standards, emphasizing modularity and simplified maintenance within a Distributed Control System (DCS).

• Input Type: 24V DC Discrete Digital Input

• System Family: Honeywell Experion PKS Series 8

• Form Factor: 12-inch IOTA (Input Output Termination Assembly)

• Mounting Style: Vertical carrier assembly for Series 8 cabinets

• Termination Method: High-reliability screw terminals for field wiring

• Diagnostic Features: Local status indication and system-level fault reporting

• Redundancy Support: Compatible with redundant Series 8 I/O configurations

• Net Weight: 0.46 kg

• Module Dimensions: 29.5 x 12 x 7 cm

• Manufacturing Origin: USA

• Tariff Identification: HS Code 8537101190

Industrial Operations and Field Utility

This Series 8 Digital Input IOTA is a staple in mission-critical sectors where real-time status monitoring directly influences process safety and efficiency.

• Heavy Machinery Status: Capturing auxiliary contact states from motor control centers (MCC) and large industrial breakers to verify plant-wide power distribution.

• Valve Position Verification: Processing discrete feedback from open/close limit switches on automated piping manifolds in petrochemical refineries.

• Safety Gate Monitoring: Integrating physical safety barrier status into the DCS logic to enforce strict access control in hazardous manufacturing zones.

• Pump and Compressor Feedback: Providing the control system with "Run" and "Trip" confirmation from remote rotating equipment to ensure synchronized process flow.

• Material Handling Logic: Interfacing with proximity sensors and photo-eyes on high-speed conveyor systems to prevent product accumulation and equipment damage.