Description
The Allen-Bradley 1747-SCNR is a ControlNet Scanner module designed for the SLC 500 programmable logic controller platform. This module facilitates high-speed communication between the SLC 500 processor and other devices on a ControlNet network, supporting distributed I/O and peer-to-peer messaging.
Features
- Provides ControlNet connectivity for SLC 500 systems.
- Equipped with two BNC connectors for redundant or standard network media configurations.
- Supports high-speed data transfer and deterministic communication.
- Designed for integration into standard SLC 500 chassis.
Technical Specifications
| Model |
1747-SCNR |
| Platform |
SLC 500 |
| Backplane Current |
850mA at 5V DC |
| ControlNet Ports |
2 x BNC connectors |
| Network Power |
24V DC (External) |
| Operating Temperature |
0 degC to 60 degC |
| Relative Humidity |
5-95% non-condensing |
Installation Guidelines
- Ensure the SLC 500 chassis power is disconnected before installing or removing the module.
- Slide the module into an available slot in the chassis and secure it using the provided retention screws.
- Use appropriate ControlNet-rated coaxial cable and BNC connectors to ensure network integrity.
- Maintain proper grounding practices for the ControlNet network to prevent signal interference.
- Ensure adequate ventilation around the chassis to maintain operating temperatures within the 0-60 degC range.
FAQ
Is the 1747-SCNR still in production? No, this module has been discontinued by the manufacturer. We supply tested, reliable units to support legacy system maintenance.
What is the primary function of this module? The 1747-SCNR acts as a scanner on a ControlNet network, allowing an SLC 500 controller to manage and exchange data with remote I/O and other controllers.
