Description

Honeywell CC-TDI230 Series C High Voltage Digital Input Termination Assembly

Configured for high-voltage discrete signal termination in the Experion PKS platform, the Honeywell CC-TDI230 (CC-TDI230 High Voltage Digital Input Termination Assembly) provides direct electrical interface between 240 VAC field inputs and the CC-PDIH01 Digital Input Module. The assembly supports redundant I/O architecture, optical isolation, and field wiring termination for 32 digital input channels.

Suffix Breakdown & Model Matrix

The supplied documentation identifies CC-TDI230 as a single catalog model. No official suffix variants or ordering code matrix are specified for this product.

Hardware Specifications

Parameter	Specification
Model	CC-TDI230
Brand	Honeywell
Origin	Not specified in the available documentation
Product Type	Series C High Voltage Digital Input Termination Assembly (IOTA)
Compatible Module	CC-PDIH01 High Voltage Digital Input Module
System Platform	Experion PKS Series C I/O
Input Channels	32 digital input channels
Input Voltage	240 VAC nominal
Input Voltage Range	180 to 264 VAC RMS
Frequency Range	47 to 63 Hz
Pick-up Voltage	>= 180 VAC RMS
Drop-out Voltage	<= 50 VAC RMS
Sense Current (ON)	Approximately 1.11 mA RMS
Sense Current (OFF)	Maximum 0.32 mA RMS
Input Delay	Maximum 25 ms
Isolation	1500 VAC RMS or +/- 1500 VDC field to logic common
Isolation Method	Optical isolation
Redundancy	Supported
IOTA Width	12 inches
Field Wiring	High-voltage digital input termination
Weight	Not specified
Dimensions	12-inch IOTA assembly; other dimensions not specified

Channel Isolation for Process Control I/O

The CC-TDI230 employs optical isolation between field wiring and logic common to separate high-voltage input circuits from the control electronics. This isolation is specified at 1500 VAC RMS or +/- 1500 VDC and is intended to reduce electrical coupling between the field interface and the controller circuitry. When installed with the CC-PDIH01 module, the assembly supports redundant Series C I/O configurations while maintaining independent field signal termination.

Frequently Asked Questions

Q: Does the CC-TDI230 support redundant I/O operation?
A: Yes. The termination assembly is designed for use in redundant Series C I/O configurations when paired with the compatible CC-PDIH01 Digital Input Module.

Q: Can the CC-TDI230 be connected directly to 240 VAC field signals?
A: Yes. The assembly is intended for nominal 240 VAC digital inputs with a specified operating range of 180 to 264 VAC RMS at 47 to 63 Hz.

Q: Is hot swapping of the termination assembly specified?
A: The available documentation does not explicitly specify hot-swap capability for the IOTA. Installation and replacement should follow the applicable Experion PKS maintenance procedures.

Field Installation Guidelines

• Verify that all field circuits are de-energized before connecting or disconnecting field wiring.
• Install only with the compatible CC-PDIH01 High Voltage Digital Input Module specified for the Series C platform.
• Route high-voltage input wiring separately from low-level signal and communication cables to minimize electrical interference.
• Terminate cable shields according to the plant grounding standard to avoid unwanted ground loops.
• Confirm the applied field voltage remains within the specified operating range before energizing the I/O channel.
• After installation, verify channel indication and controller diagnostics before returning the system to service.

Specifications

• Brand: Honeywell

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems