Product Description
Honeywell TC-IDD321 Numeric input module
The Honeywell TC-IDD321 is a 32-channel, 24 VDC Digital Input Module designed for the Honeywell Experion PKS C300 control system. This module serves as a critical interface for monitoring discrete field devices such as switches, proximity sensors, and push-buttons. It provides reliable, high-density signal acquisition with channel-to-system isolation, ensuring signal integrity and protecting the control system from field-level electrical disturbances. Engineered for demanding industrial environments, the TC-IDD321 is an essential component for expanding and maintaining robust process control and safety applications.
Technical Specifications:
- Model Number: TC-IDD321
- Number of Channels: 32
- Input Voltage: 24 VDC (Nominal)
- Input Current: 2.3 mA per channel @ 24VDC
- Isolation: Provides channel-to-system isolation
- Compatibility: Honeywell Experion PKS, Series C I/O

Honeywell TC-IDD321 Numeric input module
Honeywell TC-IDD321 is a 32-channel, 24VDC numeric digital input module for the Experion PKS C300 system, providing reliable signal processing for industrial automation.







