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Honeywell CC-TCNT01 ControlNet Interface Module

Configured for deterministic network communication in the Experion PKS distributed control system, the Honeywell CC-TCNT01 (51308307-175 ControlNet Link Module) provides direct physical and electrical interfacing between the C300 controller backplane and ControlNet field devices.

Hardware Specifications

Parameter	Specification
Model	CC-TCNT01
Brand	Honeywell
Origin	United States
Part Number	51308307-175
Weight	0.22 kg
Dimensions	22 x 12 x 5.3 cm
Mounting	IOTA Mounted
Communication Protocol	ControlNet
Data Transfer Rate	5 Mbps
Operating Temp	0 to 60 deg C

Channel Isolation and Loop Integrity

The module utilizes channel-to-channel isolation to prevent ground loop formation and signal cross-talk across the ControlNet physical layer. Electrical isolation barriers maintain signal integrity in high-noise industrial environments. The 5 Mbps transmission rate is maintained through scheduled and unscheduled data transfers without packet collision. Cold junction compensation logic is not applicable to this module but is standard in adjacent analog I/O assemblies within the same rack.

Frequently Asked Questions

Q: Does the CC-TCNT01 support removal and insertion under power?

A: Yes, the module supports RIUP (Removal and Insertion Under Power) when installed in a compatible Series C I/O chassis and termination assembly.

Q: What is the typical backplane current consumption for this module?

A: The module draws less than 500 mA at 24 VDC from the associated IOTA power bus during normal operation.

Q: Is redundant cabling supported on the ControlNet ports?

A: Redundant media paths are supported via the ControlNet coaxial or fiber trunk cable infrastructure, independent of the module hardware.

Field Installation Guidelines

Install the CC-TCNT01 directly onto the designated IOTA baseplate using the supplied mounting hardware. Ensure the IOTA is properly seated on the DIN rail before connecting the module. Verify that all ControlNet coaxial connectors are torqued to manufacturer specifications and that shield drain wires are terminated to the chassis ground point. Do not apply power until all network and I/O terminations are complete.

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