A-B 1746-A4

The Allen-Bradley 1746-A4 is an integral part of the SLC 500 series of programmable logic controllers (PLCS) manufactured by Rockwell Automation. It is a 4-slot modular baseplate for mounting and connecting various SLC 500 series input/output (I/O) modules. These I/O modules can be digital input/output modules, analog input/output modules, special function modules, etc., for connecting various types of sensors, actuators, and other external devices.

Product parameters and specifications
Model: 1746-A4
Type: Modular backboard

Number of slots: 4
Installation mode: Backplane installation
Ambient temperature: 0℃ ~ 55℃
Relative humidity: 5% ~ 95% (no condensation)

Main feature
Modular design: I/O functions can be flexibly expanded to meet different application requirements.
Rugged: Designed for industrial environments with good anti-interference and reliability.
Easy installation: The backplane is installed for easy connection with other devices.
Application scenario
Industrial automation: Used in various industrial automation control systems, such as production lines, packaging machines, machine tools, etc.
Process control: Used in process control systems, such as temperature control, liquid level control, etc.