OVERVIEW

Official designation: Allen-Bradley 1746-RT25B (SLC 500, Removable Terminal Block)

The 1746-RT25B is a blue-colored removable terminal block for SLC 500 DC I/O modules, providing reliable screw-based connectivity.It features an organized layout and label area to facilitate accurate module identification and organized wiring management in industrial systems.

KEY SPECS SUMMARY

Power: N/A (Passive component)

Interfaces / Ports: 18 screw terminals

Indicators: N/A

Operating Temp: Refer to the latest manufacturer manual.

Platform / Compatibility: 16-point DC SLC 500 I/O

Limit: 16 I/O points supported

Lifecycle: Active

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What is the primary function of the blue color coding on the 1746-RT25B terminal block?

A: The blue color code signifies compatibility with SLC 500 DC I/O modules.

Wiring & Installation:

Q: What is the purpose of the label area included on the terminal block?

A: The label area is used for recording slot and module information for easier maintenance.

Troubleshooting & Compatibility:

Q: Can the 1746-RT25B be used interchangeably with a red-coded terminal block, such as the 1746-RT25R?

A: No, the color code indicates specific I/O module type compatibility (DC vs AC).

Replacement & Upgrades:

Q: Does removing the 1746-RT25B terminal block affect the field wiring connections?

A: No, field wiring remains connected to the terminal block when it is removed.