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Description
The Allen-Bradley 1746-IO12DC is a combination I/O module designed for the SLC 500 programmable controller system. This module provides a space-saving solution by integrating both digital inputs and relay outputs into a single slot. It features 6 DC input points and 6 relay output points, making it suitable for applications requiring a mix of signal monitoring and load switching within a compact footprint.
Features
- 6 DC Input points (10-30 VDC range).
- 6 Relay Output points for flexible load switching.
- Integrated design reduces rack space requirements in SLC 500 chassis.
- Designed for standard industrial control environments.
- Status indicators for monitoring I/O point activity.
Applications
This module is commonly utilized in industrial automation tasks where limited chassis space necessitates a high-density combination of discrete inputs and relay outputs. Typical applications include machine control, process monitoring, and small-scale automation systems where direct control of actuators or contactors via relay outputs is required alongside DC sensor inputs.
Technical Specifications
| Product Model |
1746-IO12DC |
| Module Type |
Combination I/O Module |
| Input Points |
6 DC Inputs |
| Output Points |
6 Relay Outputs |
| Voltage Range |
10-30 VDC |
| Manufacturer |
Allen-Bradley |
Installation Guidelines
- Ensure the SLC 500 chassis power is disconnected before installing or removing the module to prevent electrical damage.
- Verify the module is fully seated in the chassis slot and secured with the top and bottom mounting screws.
- Use appropriate wire gauges and ensure all terminal connections are tightened to the specified torque to prevent loose connections and intermittent signals.
- Route signal wiring away from high-voltage power lines and sources of electromagnetic interference (EMI) to maintain signal integrity.
- Follow standard ESD (Electrostatic Discharge) precautions when handling the module to protect internal electronic components.
FAQ
Is the 1746-IO12DC still in production?
No, the 1746-IO12DC has been discontinued by the manufacturer, with the official cancellation date being August 31, 2018.
What is the primary function of this module?
This is a combination I/O module that provides 6 DC input channels and 6 relay output channels, allowing for both monitoring and control capabilities within a single SLC 500 I/O slot.
