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Product Introduction
The Honeywell 8C-TDIL01 51306856-175 is a high-performance digital input module that forms part of the Honeywell C300 control system platform. It is engineered to receive and process discrete digital signals from field devices such as switches, sensors, and relays. This module is widely used in industrial automation environments where reliability, diagnostics, and fast signal processing are critical. Designed with robust isolation and noise immunity features, the 8C-TDIL01 ensures safe and consistent performance in demanding applications such as process plants, power stations, and manufacturing lines.
The module features 32 input channels, each capable of handling standard digital input levels. It supports both 24V DC signals and integrates seamlessly into the Experion PKS (Process Knowledge System) environment. In addition, the module incorporates health diagnostics and status indicators, allowing maintenance and engineering personnel to monitor system performance with confidence.
Product Specifications
| Parameter | Value |
|---|---|
| Product Name | Digital Input Module |
| Model Number | 8C-TDIL01 |
| Part Number | 51306856-175 |
| Channels | 32 Digital Inputs |
| Input Voltage Range | 24V DC (Nominal) |
| Input Type | Sinking or Sourcing (configurable) |
| Input Current | Approx. 5 mA @ 24V DC |
| Input Delay Time | Configurable, typically 1 to 4 ms |
| Status Indicators | LED per channel for signal status |
| Isolation | 1500 V RMS channel-to-system |
| Power Consumption | Approx. 4.5 W |
| Operating Temperature | 0°C to 60°C (32°F to 140°F) |
| Storage Temperature | -40°C to 85°C (-40°F to 185°F) |
| Humidity | 5% to 95% non-condensing |
| Mounting | Chassis-mounted via standard DIN rail |
| Communication | FTE / Control Network via I/O Link |
| Redundancy Support | Yes (with redundant chassis setup) |
| Dimensions (H x W x D) | 220 x 120 x 30 mm |
| Weight | 0.55 kg |
| Certifications | CE, UL, CSA, ATEX (on system integration) |
| Compatibility | Honeywell C300, Experion PKS |
Applications
The Honeywell 8C-TDIL01 module is suitable for a wide range of industrial and process control applications, including:
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Petrochemical and Refining Facilities: Used to monitor limit switches, safety interlocks, and status sensors in high-risk zones.
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Power Generation Plants: For tracking control switch positions, feedback signals from relays, and operational state inputs.
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Pharmaceutical Industry: Ideal for precise signal processing from cleanroom actuators and batch control equipment.
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Pulp and Paper Manufacturing: Enables integration with end-of-line sensors and production monitoring systems.
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Water & Wastewater Treatment Plants: Monitors pump states, level switches, and flow indicator signals.
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Automated Manufacturing Lines: Interfaces with robots, light curtains, and emergency stop mechanisms.
Product Advantages
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High-Density Input Capability: Accommodates 32 discrete inputs in a single module, reducing cabinet space and wiring complexity.
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Diagnostic Intelligence: Real-time channel health monitoring and fault detection simplify maintenance and minimize downtime.
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Robust Electrical Isolation: Protects system integrity in noisy industrial environments by preventing signal interference.
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Modular Architecture: Supports hot-swapping and redundancy configurations, enhancing system availability and uptime.
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Tight Integration with Experion PKS: Ensures seamless configuration, monitoring, and control within Honeywell’s premier DCS platform.
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LED Status Feedback: Immediate visual channel status for troubleshooting without external tools.
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Compliance & Safety: Designed to meet global industry certifications for safe deployment in critical applications.
Frequently Asked Questions (FAQ)
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Q: How many input channels does the 8C-TDIL01 support?
A: It supports 32 independent digital input channels. -
Q: Is the module hot-swappable?
A: Yes, it can be hot-swapped when used in systems that support redundancy. -
Q: What type of signals can the module accept?
A: The module is designed for standard 24V DC discrete digital signals. -
Q: Can it detect open or shorted wiring?
A: Yes, it includes diagnostic features that report abnormal signal conditions. -
Q: Is the 8C-TDIL01 compatible with older Honeywell systems?
A: It is designed for use with the C300 and newer Experion PKS systems. Check compatibility before integration with legacy systems. -
Q: What is the typical power consumption?
A: Approximately 4.5 watts under nominal operating conditions. -
Q: Can the module operate in hazardous locations?
A: Yes, when used as part of an appropriately certified system (e.g., with ATEX certification). -
Q: What is the isolation voltage between the input and system bus?
A: The module provides 1500 V RMS isolation. -
Q: How is the module mounted?
A: It is DIN rail mountable within a system chassis. -
Q: Does it support redundant configurations?
A: Yes, redundancy is supported when used with a redundant chassis setup.
Related Models (Same Series or Functional Category)
| Model Number | Description | Channels | Signal Type | Compatibility |
|---|---|---|---|---|
| 8C-PAIHA1 | Analog Input Module | 16 | 4–20 mA | C300 / Experion PKS |
| 8C-TDOD51 | Digital Output Module | 32 | 24V DC | C300 / Experion PKS |
| 8C-PDODA1 | Pulse Output Module | 8 | Pulse (frequency) | C300 / Experion PKS |
| 8C-TAIX51 | Thermocouple Input Module | 16 | TC (various types) | C300 / Experion PKS |
| 8C-PAONA1 | Analog Output Module | 8 | 4–20 mA | C300 / Experion PKS |
| 8U-TDILA1 | Digital Input (Fail-safe) Module | 16 | 24V DC (fail-safe) | Safety Manager Systems |
Popular Models from Honeywell (Other Categories)
| Model Number | Description | Function | System |
|---|---|---|---|
| CC-PDOB01 | Digital Output Module | Output Control | C300 / Experion |
| CC-PAIH01 | Analog Input Module | Input Sensing | C300 / Experion |
| FC-PDIO01 | Digital Input/Output Module | Combined I/O | Safety Manager |
| MC-TD0D12 | Digital Output Module | Output Control | TDC 3000 / C200 |
| TC-PRR021 | Redundant Processor Module | CPU Redundancy | TDC 3000 |
| TK-FXX102 | Communication Interface Module | Fieldbus Communication | Experion HS |
