Allen-Bradley 1746-NI16I SLC 500 16-Point Analog Input Module
The Allen-Bradley 1746-NI16I is a high-density analog input module designed for the SLC 500 series programmable logic controllers (PLCs). This module provides 16 single-ended input channels, enabling precise and efficient data acquisition from various analog sensors and devices.
Key Features
- High-Resolution Input: Each of the 16 channels supports a 16-bit resolution, ensuring accurate signal conversion and processing.
- Versatile Input Ranges: The module accommodates multiple input signal ranges, including:
- ±10 V DC
- 1–5 V DC
- 0–50 V DC
- 0–10 V DC
- 0–20 mA
- 4–20 mA
- ±20 mA
- 0–1 mA
This flexibility allows integration with a wide array of analog devices.
- Isolation and Protection: The module features 500 V AC and 710 V DC isolation for 60 seconds, enhancing system reliability by protecting against electrical interference and potential faults.
- Efficient Power Consumption: It draws 125 mA at 5 V DC and 75 mA at 24 V DC from the backplane, optimizing energy usage within the control system.
- Flexible Installation: The 1746-NI16I can be installed in any I/O module slot of the SLC 500 chassis, except for slot 0, which is reserved for the processor or adapter modules.
Technical Specifications
- Input Signal Range: -20 to 20 mA
- Number of Channels: 16
- Isolation Voltage: 500 V AC and 710 V DC for 60 seconds
- Backplane Current Consumption: 125 mA at 5 V DC
- Module Dimensions:
- Height: 5.893 cm
- Width: 16.993 cm
- Length: 25.095 cm
- Weight: 0.397 kg
Applications
The 1746-NI16I module is ideal for various industrial automation applications, including:
- Process Control: Monitoring and controlling variables such as temperature, pressure, and flow in manufacturing processes.
- Machine Automation: Integrating with machinery to provide real-time analog data for precise control and operation.
- Data Acquisition Systems: Collecting and processing analog signals from sensors for analysis and decision-making.
By offering high-resolution input capabilities and versatile signal range compatibility, the Allen-Bradley 1746-NI16I enhances the performance and flexibility of SLC 500 control systems in diverse industrial settings.
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