Product Description
The Triconex AI 3351 Analog Input Module offers high reliability and fault tolerance, making it ideal for industrial applications. This module features independent input channels that provide redundancy and accuracy, ensuring seamless operation even in the event of one or more channel failures. With continuous diagnostics and fault indicators, the AI 3351 monitors performance and ensures data integrity.
It is designed with hot sparing, allowing for online replacement without interrupting operations, and mechanical keying to prevent incorrect installation.
Key Features
- Independent Input Channels: Three channels for redundancy and accuracy using mid-value selection.
- Fault Tolerance: Operates correctly even with one or more channel failures.
- Continuous Diagnostics: Fault indicators for real-time channel-level monitoring.
- Hot Sparing: Enables online replacement without disrupting system operations.
- Mechanical Keying: Prevents incorrect installation.
Specifications
| Feature | Specification |
|---|---|
| Points | 32, commoned |
| Nominal Input Current | 4–20 mA DC |
| Operational Current Range | 2–22 mA DC |
| Absolute Maximum Field Voltage | 33 V DC |
| Absolute Maximum Reverse Field Voltage | -0.6 V DC |
| Absolute Maximum Input Current | 50 mA DC |
| Input Bandwidth (3 dB) | 16 Hz |
| Source Impedance | 180 Ω |
| Input Impedance (with Baseplate) | 250 Ω |
| I-to-V Resistor | 100 Ω, ±0.01% |
| Resolution | 12 bits |
| Absolute Error | 0.15% of full scale (20 mA) |
| Diagnostic | Force-to-Value Diagnostic (FVD) |
| Scan Time | <1 ms for all 32 points |
| Functional-to-Protective-Earth Isolation | 500 V DC, minimum |
| Functional-to-Functional-Earth Isolation | 800 V DC, minimum |
Details
| Weight | 0.5 kg |
|---|
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