Allen Bradley 1746-IA16 /C SLC 500 Input Module

Allen-Bradley 1746-IA16/C SLC 500 Input Module

The Allen-Bradley 1746-IA16/C is a Digital AC Input Module designed for the SLC 500 series of programmable logic controllers (PLCs). This module provides 16 input channels, each capable of handling AC signals within a voltage range of 85 to 132 volts AC, making it suitable for various industrial automation applications.

Key Features

• Input Channels: 16 discrete AC input points.
• Voltage Range: Operates within 85 to 132 volts AC.
• Signal Delay: Maximum ON delay of 35 milliseconds and OFF delay of 45 milliseconds.
• Backplane Current: Consumes 85 milliamps at 5 volts DC.
• Terminal Block: Removable terminal block for easy installation and maintenance.
• Compatibility: Integrates seamlessly with both fixed and modular SLC 500 hardware configurations.

Technical Specifications

• Operating Frequency: 47 to 63 Hz.
• Off-State Voltage: Maximum of 50 volts AC.
• Off-State Current: Maximum of 2 milliamps.
• Nominal Input Current: 12 milliamps at 120 volts AC.
• Inrush Current: Maximum of 0.8 milliamps with a duration up to 500 microseconds.
• Step Response: 100 milliseconds in, 2.5 milliseconds out.
• Dimensions: 13 cm x 5 cm x 15 cm (5 in x 2 in x 6 in).
• Weight: Approximately 0.34 kg (0.75 lbs).

Functional Description

The 1746-IA16/C module is engineered to interface with discrete AC input devices, providing real-time data to the SLC 500 controller. It plays a crucial role during the input scan phase of PLC operation, ensuring accurate state information from connected devices. The module’s removable terminal block facilitates straightforward wiring and maintenance, while its compatibility with various SLC 500 configurations offers flexibility in system design.

Applications

This module is ideal for general-purpose AC input applications in industrial automation, including material handling, HVAC control, high-speed assembly operations, small process control, simple motion control, and SCADA systems.

By integrating the 1746-IA16/C into your SLC 500 system, you can enhance the efficiency and reliability of your industrial automation processes.