







Product Description
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Product Overview
Field |
Details |
---|---|
Manufacturer |
Triconex |
Model/Part Number |
AI3351 S2 |
Model Type |
Analog Input Module |
Description |
The Triconex AI3351 S2 is a 32-point, commoned analog input module designed for 4–20 mA DC current signals. It offers high-speed input scanning, precision measurements, and diagnostic capabilities suitable for use in critical safety and control systems. |
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Technical Specifications
Feature |
Specification |
---|---|
Number of Points |
32, commoned |
Nominal Input Current |
4–20 mA DC |
Operational Current Range |
2–22 mA DC |
Absolute Max Field Voltage |
33 V DC |
Absolute Max Reverse Field Voltage |
–0.6 V DC |
Absolute Max Input Current |
50 mA DC |
Input Bandwidth (-3dB) |
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) |
Diagnostics |
Force-to-Value Diagnostic (FVD) |
Scan Time |
< 1 ms for all 32 points |
Isolation (Functional to Protective Earth) |
≥ 500 V DC |
Isolation (Functional to Logic Earth) |
≥ 800 V DC |