Overview
MC-TDIA12 51304439-175 provides reliable isolated digital signal acquisition for Honeywell industrial control systems.
This module belongs to the Honeywell UCN series, so it ensures stable integration with distributed automation networks.
Moreover, MC-TDIA12 51304439-175 delivers electrical isolation between field signals and control systems, which enhances operational safety.
It maintains accurate input processing, while it supports continuous monitoring in complex industrial environments.
Key Features and Functional Benefits
MC-TDIA12 51304439-175 supports multiple isolated digital input channels, so it enables flexible field signal monitoring.
Additionally, the module processes 24V DC signals, which ensures compatibility with standard industrial sensors and switches.
It uses advanced isolation technology, therefore it protects control systems from electrical noise and voltage surges.
Furthermore, the compact board design simplifies installation, while it improves cabinet space efficiency.
Engineers benefit from stable signal detection, which enhances system reliability and real-time performance.
Specification
| Parameter | Detailed Specification |
|---|---|
| Model Number | MC-TDIA12 51304439-175 |
| Manufacturer | Honeywell |
| Product Type | Isolated Digital Input Board |
| Series | Honeywell UCN (Universal Control Network) Series |
| Input Channels | 16–32 digital input channels depending on configuration |
| Input Voltage | 24 V DC nominal input for industrial devices |
| Input Type | Dry contact and voltage input compatible |
| Input Current | Approx. 5–8 mA per channel |
| Signal Isolation | Channel-to-channel and system-level electrical isolation |
| Isolation Voltage | Up to 500 V AC protection rating |
| Response Time | ≤5 ms for fast signal detection |
| Signal Processing | High-speed digital filtering and conditioning |
| Power Supply | 24 V DC via system backplane |
| Power Consumption | Approx. 6–10 W during operation |
| Interface Type | Backplane communication interface |
| Connector Type | Industrial edge connector for secure installation |
| Dimensions (W×H×D) | Approx. 220 × 150 × 50 mm for rack installation |
| Weight | Approx. 1.0–1.4 kg for stable mounting |
| Operating Temperature | 0°C to 60°C for industrial environments |
| Storage Temperature | -40°C to 85°C for safe storage |
| Humidity Range | 5% to 95% non-condensing conditions |
| Mounting Method | Rack-mounted installation within Honeywell chassis |
| Protection Features | Surge protection and signal fault detection |
FAQ
Yes, MC-TDIA12 51304439-175 comes as brand new original equipment with guaranteed authenticity.
Q2: Do you have stock available?
We keep MC-TDIA12 51304439-175 in stock, so we can process orders quickly.
Q3: How fast can you ship the product?
We ship MC-TDIA12 51304439-175 within 3 days to 2 weeks, depending on order quantity.
Q4: Which logistics services do you use?
We commonly use DHL, so delivery remains fast, safe, and fully trackable.
Q5: What should I do if there is a quality issue?
We support returns for MC-TDIA12 51304439-175 within 30 days if any quality issue occurs.
Q6: What is the main function of this board?
MC-TDIA12 51304439-175 provides isolated digital input processing for safe and reliable industrial control applications.

















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