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1746-NI4 | Allen Bradley Analog I/O Modules
Brand: Rockwell Automation
Category:
Allen-Bradley (Rockwell Automation)
Specifications
SKU: 1746-NI4
Key Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Allen-Bradley (Rockwell Automation) |
| Product Family | SLC 500 |
| Number of Inputs | 4 differential channels |
| Input Type | Analog, user-selectable for voltage or current per channel |
| Input Voltage Range | ±10V DC |
| Input Current Range | ±20 mA (nominal), ±30 mA (maximum) |
| Resolution | 16-bit |
| Backplane Current | 25 mA @ 5V DC; 85 mA @ 24V DC |
| Update Time | 512 microseconds |
| Isolation | 500V DC field wiring to backplane |
| Features | Removable terminal block, DIP switches for configuration |
Features and Applications
- User-Selectable Inputs: Each of the four channels can be independently configured as either a voltage or current input using DIP switches on the circuit board, providing flexibility for various monitoring and control applications.
- High Resolution and Noise Immunity: The module offers 16-bit resolution and superior input filtering, which helps in reducing electrical noise interference in industrial environments.
- Ease of Use: Installation involves simply slotting it into the SLC 500 chassis. The use of a removable terminal block allows for quick module replacement without having to remove the wiring.
- Robust Construction: The module features a robust industrial design that is built to withstand tough plant conditions, ensuring reliable and accurate signal processing.
- Typical Applications: The 1746-NI4 is well-suited for process control tasks involving slowly changing analog signals, such as monitoring flow, temperature, and pressure.
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