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Honeywell CC-TDIL01 51308386-175 Digital Input Board

The Honeywell CC-TDIL01 51308386-175, also cataloged as the CC-TDIL01 Digital Input Board, provides direct electrical acquisition of discrete field signals within the Experion PKS C300 I/O subsystem. The module executes 32-channel digital state acquisition with optical isolation implemented at the IOM level, converting 18 to 30 VDC field input states into controller-readable logic with defined scan latency behavior.

Suffix Breakdown & Model Matrix

No validated internal segmentation or functional partitioning is defined in the provided manufacturer dataset for CC-TDIL01 51308386-175. The identifier is treated as a single catalog and spare assembly reference without documented structural decoding rules.

Hardware Specifications

Parameter	Specification
Model	CC-TDIL01 51308386-175
Brand	Honeywell
Origin	USA
Weight	0.38 kg
Dimensions	22 x 12 x 6.8 cm
Operating Temp	Not specified
Power Consumption	Not specified
Input Channels	32 digital inputs
DI Power Voltage Range	18 to 30 VDC
ON Sense Threshold	13 VDC min or 3 mA min
OFF Sense Threshold	5 VDC max or 1.2 mA max
Input Delay	5 ms ± 20%
Isolation Method	Optical isolation (IOM level)

Honeywell Digital Input Architecture Characteristics

Within the Honeywell Experion C300 I/O framework, the CC-TDIL01 implements channel-level signal conditioning aligned with distributed control scanning principles. Digital field states are routed through optically isolated input stages in the IOM architecture, reducing direct electrical coupling between field wiring and backplane logic domains.

The 5 ms input filter and isolation delay defines deterministic state evaluation timing across all 32 channels, ensuring uniform scan alignment under mixed-load discrete signal conditions. This architecture is consistent with Honeywell DCS I/O design patterns where channel integrity is maintained through isolation segmentation rather than shared common-mode referencing.

Frequently Asked Questions (FAQ)

Q: Does CC-TDIL01 support hot-swap removal under load conditions?
A: Hot-swap behavior is dependent on C300 I/O carrier configuration. Electrical field termination must be de-energized or managed via system-approved maintenance mode before module extraction.

Q: What is the effective backplane load contribution of this module?
A: Backplane current consumption is not specified in the provided dataset. Load contribution is managed at the I/O termination assembly and chassis power budget level.

Q: Are input channels independently isolated?
A: Inputs are processed through optical isolation stages at the IOM level, providing electrical separation between field input groups and controller-side logic processing.

Field Installation Guidelines

• Verify field supply voltage remains within 18 to 30 VDC range prior to termination.
• Maintain correct polarity alignment across all discrete input terminals to avoid false state detection.
• Ensure shielded cable routing where applicable, with single-point grounding at cabinet earth reference.
• Avoid parallel routing with high-frequency switching lines to minimize induced transient coupling.
• Confirm module seating integrity within the I/O chassis before energizing system backplane.
• Perform channel continuity validation prior to enabling control logic scan.

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