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Product Overview
The Honeywell TK-IDD321 is a high-density 32-point discrete input module designed for industrial control systems. It delivers reliable digital signal acquisition while maintaining robust performance in demanding environments. Moreover, the module ensures real-time monitoring and control, supporting process automation in power generation, oil & gas, and manufacturing industries. Its rugged design and IP67 protection rating make it suitable for installations in harsh conditions without compromising operational reliability.
Key Features
- High-density input configuration supports efficient space usage and simplifies system design.
- Real-time digital signal acquisition enables accurate monitoring from field devices such as switches, sensors, and relays.
- Compatibility with Honeywell I/O architecture ensures seamless integration with existing control platforms.
- Rugged industrial design withstands shock, vibration, and environmental stresses for long-term reliability.
- Flexible mounting options include DIN rail or panel installation to adapt to various system layouts.
- Energy-efficient operation with minimal power dissipation and low input current requirements.
Technical Specifications
| Specification | Details |
|---|---|
| Model | TK-IDD321 |
| Type | 32-Point Discrete Input Module |
| Input Channels | 32 discrete inputs (16 points per common) |
| Nominal Input Voltage | 24 VDC |
| On-Stage Voltage Range | 10–31.2 VDC @ 60°C all channels |
| On-State Current (Min) | 2 mA |
| Off-State Voltage (Max) | 5 V |
| Off-State Current (Max) | 1.5 mA |
| Short/Inrush Current | 250 mA peak (decays <37% in 22 ms, no activation) |
| Input Compatibility | IEC Type 1+ |
| Connection Terminal Blocks | TC-TBCH, 36-position terminal block |
| Dimensions | 35 × 142 × 145 mm |
| Weight | 0.24 kg |
| Mounting | DIN rail or panel mount |
| Operating Temperature | -20°C to +50°C |
| Protection Rating | IP67 (dustproof and waterproof) |
| Shock Resistance | Withstands 2-meter drop |
| Connectivity | Compression terminals |
| Power Supply | 24 VDC |
Typical Applications
The TK-IDD321 integrates seamlessly into Honeywell control platforms. It is widely used in process automation across industries:
- Power generation: Monitors status of breakers, sensors, and field devices.
- Oil & gas: Captures signals from safety switches and field instrumentation.
- Manufacturing: Ensures precise machine status monitoring for automation systems.
- Other industrial processes: Supports digital signal acquisition in water treatment, chemical plants, and heavy machinery operations.
FAQ
Q: Can the TK-IDD321 operate in extreme temperatures?
A: Yes, it operates reliably between -20°C and +50°C, suitable for most industrial environments.
Q: How is the module mounted?
A: You can mount it on a DIN rail or directly on a panel for flexible system installation.
Q: Is the module compatible with existing Honeywell I/O systems?
A: Absolutely. It integrates seamlessly with Honeywell I/O architecture and control platforms.
Q: What protection does it provide against environmental hazards?
A: The module features IP67 protection, making it dustproof, waterproof, and shock-resistant.
