Honeywell CC-TDIL51 51307083-175 Digital Input Module

Technical Overview

The Honeywell CC-TDIL51 (part number 51307083-175) is a high-performance digital input IOTA module engineered for the Experion PKS Series C distributed control system. This module acquires discrete 24 VDC signals from field devices such as limit switches, proximity sensors, pushbuttons, and relay contacts, converting them into digital data for the C300 controller . The Honeywell CC-TDIL51 51307083-175 integrates seamlessly into Series C I/O architectures, providing reliable signal termination for demanding industrial applications. Its compact IOTA design combines the I/O module and field terminations in the same area, eliminating the need for a separate chassis .

Technical Specifications

Parameter	Specification
Manufacturer	Honeywell
Model Number	CC-TDIL51
Part Number	51307083-175
Product Type	Digital Input IOTA Module
System Compatibility	Experion PKS Series C, C300 Controller
Input Channels	32
Nominal Input Voltage	24 VDC
Input Voltage Range	18–32 VDC
Nominal Input Current	4 mA
Maximum Input Current	20 mA
Input Impedance	4.2 kΩ
ON Sense Voltage/Current	≥13 VDC or ≥3 mA
OFF Sense Voltage/Current	≤5 VDC or ≤1.2 mA
Galvanic Isolation	1000 VAC RMS
Delay Across Input Filter	5 ms ±20%
Operating Temperature	-40°C to +75°C
Storage Temperature	-55°C to +85°C
Dimensions	127 x 89 x 32 mm
Weight	0.2–0.45 kg
Mounting	Series C IOTA baseplate, DIN rail
Certifications	CE, UL, CSA, TUV
Country of Origin	USA

Key Features

High Channel Density – The Honeywell CC-TDIL51 51307083-175 provides 32 digital input channels in a single slot, maximizing cabinet space efficiency and reducing system costs .

Robust Galvanic Isolation – The module delivers 1000 VAC RMS isolation between input channels and the system, effectively protecting the control electronics from electrical noise and ground loops .

Onboard Excitation Power – The Honeywell CC-TDIL51 supplies internal excitation power for non-incendive field devices, eliminating the need for external marshalling power .

Extensive Internal Diagnostics – Built-in diagnostic functions monitor signal integrity and detect wiring faults, simplifying troubleshooting and reducing maintenance time .

Redundancy Support – The module supports redundant configurations by adding a second IOM to the IOTA, enhancing system availability without external cabling .

Hot-Swap Capability – Users can replace the module during operation without powering down the system, minimizing process interruption in critical applications .

Flexible Field Power Selection – The Honeywell CC-TDIL51 51307083-175 supports both internal and external field power selection, simplifying installation and reducing wiring complexity .

Applications

The Honeywell CC-TDIL51 51307083-175 excels in oil and gas refineries, chemical processing plants, power generation facilities, and pharmaceutical manufacturing environments. It provides reliable digital input acquisition for motor status monitoring, valve position feedback, limit switch detection, and alarm monitoring within Experion PKS-based distributed control systems .