Module Description
The Honeywell TC-IDD321 is a reliable 32-point discrete input module designed for precise signal acquisition in industrial control systems. It operates at a nominal 24 VDC and provides robust channel isolation to ensure dependable data accuracy.
Moreover, its configurable input filters help suppress electrical noise, making it ideal for demanding industrial environments.
In addition, the module supports fast response times, which enhances process control efficiency. It integrates easily with Honeywell control platforms, ensuring seamless system communication and stability.
Functional Highlights
The TC-IDD321 offers a well-balanced mix of performance, durability, and flexibility.
Furthermore, it allows engineers to configure input filtering and delay settings for optimized performance.
- High-Density Configuration: 32 input channels (16 points per common) for compact installations.
- Programmable Input Filtering: Options from 0 ms to 18 ms for effective noise suppression.
- Wide Voltage Range: Operates between 10–31.2 VDC, supporting diverse field devices.
- Robust Isolation: Each channel provides 1500 VDC isolation from system circuits.
- Industrial Reliability: Meets IEC Type 1+ standards for rugged field operation.
- Easy Integration: Works seamlessly with TC-TBCH 36-position terminal blocks.
As a result, this module ensures consistent signal quality, even under fluctuating environmental conditions.
Technical Specifications
| Parameter | Specification |
|---|---|
| Number of Inputs | 32 (16 points/common) |
| Nominal Input Voltage | 24 VDC |
| Voltage Range (On State) | 10–31.2 VDC @ 60 °C |
| Input Current (On State) | ≥ 2 mA |
| Input Delay (Off→On) | ≤ 1 ms (hardware), programmable 0–2 ms |
| Input Delay (On→Off) | ≤ 1 ms (hardware), programmable 0–18 ms |
| Isolation Voltage | 1500 VDC (1-second test) |
| Power Dissipation | 6.1 W max |
| Inrush Current | 250 mA peak, decays < 37% in 22 ms |
| Input Type | IEC Type 1+ |
| Terminal Block Compatibility | TC-TBCH, 36-position |
| Operating Temperature | 0 °C to 60 °C |
In addition, both channel-to-channel and user-to-system isolation guarantee safety and uninterrupted performance.
Therefore, the TC-IDD321 is well-suited for installations that demand consistent uptime and data precision.
System Integration
The Honeywell TC-IDD321 fits smoothly into distributed control and automation systems.
For instance, engineers can use it to monitor switch states, relay outputs, or limit sensors in diverse industries.
Typical Application Areas:
- Power Systems: Detecting breaker or isolator status.
- Oil & Gas Plants: Monitoring pump or valve positions.
- Manufacturing Lines: Handling safety interlocks and conveyor sensors.
- Building Automation: Managing HVAC and lighting control inputs.
Furthermore, its programmable delay filters allow engineers to fine-tune signal behavior for specific control logic requirements.
Details
| Weight | 0.22 kg |
|---|
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