Description
Allen-Bradley 1746-NI8: Analog Input Module for Industrial Automation
The Allen-Bradley 1746-NI8 is a versatile analog input module designed to integrate seamlessly into your PLC-based control systems. From my experience, this module is particularly well-suited for applications requiring precise data acquisition from sensors and transducers. Its compact design and robust performance make it a reliable choice for demanding industrial environments.
Key Features
- 8 Analog Inputs: Supports up to eight differential or single-ended channels, allowing flexible connectivity with various field devices.
- High Resolution: Offers 12-bit resolution, ensuring accurate signal processing for critical measurements like temperature, pressure, or flow.
- Wide Voltage Range: Compatible with both current (4-20mA) and voltage (±10V) signals, making it adaptable to different sensor types.
- Compact Form Factor: Designed for SLC 500 chassis, saving valuable panel space without compromising functionality.
- Easy Configuration: Works seamlessly with RSLogix software, simplifying setup and diagnostics.
Technical Specifications
| Specification | Details |
|---|---|
| Brand/Model | Allen-Bradley 1746-NI8 |
| HS Code | 85371090 |
| Power Requirements | Backplane-powered via SLC 500 chassis |
| Dimensions & Weight | Approx. 120 x 80 x 30 mm; 0.4 kg |
| Operating Temperature | 0°C to 60°C (32°F to 140°F) |
| Signal Input/Output Types | Analog inputs (voltage and current) |
| Communication Interfaces | SLC 500 backplane communication |
| Installation Method | Plug-in module for SLC 500 rack system |
Application Fields
This module finds extensive use in industries such as manufacturing, water treatment, and HVAC systems. For example, you might notice that it performs exceptionally well in monitoring tank levels in chemical plants or tracking conveyor belt speeds in packaging lines. In many cases, its ability to handle multiple signal types reduces the need for additional hardware, streamlining operations.
Advantages & Value
One thing I appreciate about the 1746-NI8 is its balance between cost and capability. It seems to be priced competitively compared to similar modules while offering superior reliability. Additionally, its compatibility with existing SLC 500 systems minimizes integration headaches. From a procurement perspective, the availability of local technical support and spare parts further enhances its appeal.
Installation & Maintenance
Installing the 1746-NI8 typically involves slotting it into an available position within the SLC 500 chassis. Ensure proper ventilation around the cabinet to prevent overheating, especially in high-temperature environments. Routine maintenance includes periodic calibration checks and firmware updates if applicable. Cleaning dust from the module’s surface using compressed air can also extend its lifespan.
Quality & Certifications
The Allen-Bradley 1746-NI8 complies with industry standards such as CE, UL, and RoHS, ensuring safe and environmentally responsible operation. The manufacturer provides a standard one-year warranty, covering defects in materials and workmanship under normal usage conditions.
Order Placement Process and Guarantees
We guarantee delivery within one week for in-stock items, with a maximum lead time of one month for special orders. Payment terms include a 50% advance payment, with the remaining balance due before shipment. Express shipping options via FedEx, UPS, or DHL are available upon request. Our warranty period is 365 days, providing peace of mind for your investment.
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