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Product Overview
The Honeywell CC-TDI220 51308394-275 is a high-performance Digital Input Module designed for integration within the Honeywell Experion Process Knowledge System (PKS) and C300 controller architecture. This module serves as a critical component for reading discrete input signals from various field devices, such as limit switches, pushbuttons, sensors, and relays.
Engineered for reliability, scalability, and long-term industrial use, the CC-TDI220 is compliant with industry-grade standards for signal isolation, surge protection, and real-time diagnostics, ensuring dependable operation even in the most demanding automation environments.
Key Features
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Supports 24 digital input channels, ideal for scalable input processing
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Non-polarized input sensing, accepting both sourcing and sinking signals
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Optical isolation between field and logic levels for enhanced safety
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Field disconnect functionality for hot swapping during maintenance
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Real-time diagnostics and fault detection
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Failsafe operation with configurable default states
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Seamless integration with Honeywell’s Experion PKS and C300 systems
Technical Specifications
| Parameter | Value |
|---|---|
| Model Number | CC-TDI220 |
| Part Number | 51308394-275 |
| Module Type | Digital Input Module |
| Input Channels | 24 channels |
| Input Voltage Range | 0 – 30 VDC nominal (typ. 24 VDC) |
| Input Signal Type | Discrete (dry contact or voltage level) |
| Input Current | <2.5 mA @ 24 VDC |
| Input Delay | < 5 ms (typical) |
| Signal Isolation | 1500 V RMS optical isolation |
| Hot Swappable | Yes |
| Diagnostics | Channel-level diagnostics for open, short, or stuck-on faults |
| Backplane Communication | FTE or I/O Link |
| Power Supply | 24 VDC nominal from system bus |
| Operating Temperature | 0°C to 60°C (32°F to 140°F) |
| Storage Temperature | -40°C to 70°C (-40°F to 158°F) |
| Humidity Range | 5% to 95% RH (non-condensing) |
| Shock & Vibration | IEC 60068-2 compliant |
| Dimensions | 5185 x 150 x 75cm |
| Weight | 0.5 kg |
| Mounting | Mounted in Universal I/O base |
| Certifications | CE, CSA, UL, ATEX (when used in approved systems) |
Industry Applications
The Honeywell CC-TDI220 is suitable for various sectors and applications that require robust digital input processing, including:
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Oil & Gas – Wellhead control, pipeline monitoring, valve status input
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Petrochemical and Refining – Motor starters, limit switch inputs, critical alarms
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Power Generation – Turbine monitoring systems, switchgear input reading
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Pharmaceuticals – Discrete condition feedback from packaging machinery
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Water & Wastewater – Pump and level switch status monitoring
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Manufacturing – Automated equipment interfacing, safety interlock feedback
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Food & Beverage – Input monitoring for high-speed machinery
Product Advantages
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Modular Design: Easily scalable to support growing I/O needs without system overhaul.
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High Channel Density: Reduces cabinet space requirements and wiring complexity.
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Built-in Diagnostics: Simplifies troubleshooting and reduces maintenance time.
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Field Replaceable: Enables hot-swapping during operation without shutting down the system.
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Extended Compatibility: Fully interoperable with legacy and modern Honeywell controllers.
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Enhanced Safety: Optical isolation and fault detection prevent system damage from field issues.
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Long Lifecycle Support: Backed by Honeywell’s industrial automation ecosystem and long-term roadmap.
Frequently Asked Questions (FAQ)
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Q: What is the function of the CC-TDI220 module?
A: It reads and processes 24-channel discrete digital input signals from field devices into the control system. -
Q: Is the module hot-swappable?
A: Yes, the CC-TDI220 supports field replacement without shutting down the system. -
Q: What type of digital signals does it support?
A: It supports standard 24VDC digital signals from dry contact or electronic sources. -
Q: Can this module detect open or short circuits?
A: Yes, it has built-in diagnostics for open, shorted, or stuck-on input conditions. -
Q: Is this module suitable for use in hazardous environments?
A: When used with the appropriate base and system, it meets ATEX and other industrial certifications. -
Q: What system is this module compatible with?
A: It integrates seamlessly with Honeywell’s C300 controller and Experion PKS. -
Q: How many modules can I install in one node?
A: It depends on the I/O chassis, but up to 16 I/O modules can typically be supported per Universal I/O rack. -
Q: What is the maximum cable length to field devices?
A: Typically up to 300 meters (984 ft), depending on signal quality and wire gauge. -
Q: What kind of maintenance does the CC-TDI220 require?
A: Minimal. Routine diagnostic review and occasional firmware updates if applicable. -
Q: How does this module enhance safety?
A: With signal isolation and fault detection features, it prevents system failures due to wiring or device faults.
Recommended Related or Similar Honeywell Models
| Model | Description |
|---|---|
| CC-TDIL01 | 16-Channel Digital Input Module (Legacy Series) |
| CC-TDIL11 | Redundant Digital Input Module |
| CC-TDOD01 | 24-Channel Digital Output Module |
| CC-TDOR01 | Relay Output Module |
| CC-PAIH01 | High-Level Analog Input Module |
| CC-PAOH01 | Analog Output Module |
Popular Honeywell Modules (Same Brand)
| Model | Description |
|---|---|
| CC-PAIN01 | Analog Input Module |
| CC-PAIH02 | HART Analog Input Module |
| CC-PDIL01 | Digital Input Low-Density Module |
| CC-PCNT01 | Pulse Input Counter Module |
| CC-TAIX11 | HART Analog Input IOTA |
| CC-TDIL01 | Digital Input Module for Series 8 Base |
