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The Allen-Bradley 1746-ITV16 is a high-performance, 16-point fast response DC sourcing input module designed for the SLC 500 programmable logic controller system. Engineered for applications requiring rapid signal detection, this module provides reliable 24V DC input processing with a sourcing configuration, ensuring robust integration within industrial automation environments.

Features

  • 16-point input density for efficient I/O management.
  • Fast response time capabilities for time-critical monitoring and control tasks.
  • Sourcing input configuration compatible with standard 24V DC field devices.
  • Low power consumption, rated at 3.6 Watts.
  • Designed for seamless integration into the SLC 500 backplane.

Applications

This module is frequently utilized in high-speed manufacturing, packaging, and assembly lines where rapid input state changes must be captured accurately by the PLC. It is suitable for proximity sensors, limit switches, and other DC-powered signaling devices requiring a sourcing interface.

Technical Specifications

Module Type Fast Response DC Sourcing Input
Input Points 16
Nominal Input Voltage 24V DC
Input Voltage Range 10-30V DC
Off-State Voltage (Max) 5V DC
Backplane Current (5V DC) 0.085 A
Power Consumption 3.6 Watts
Wiring Configuration Sourcing

Installation Guidelines

  • Ensure the PLC rack is powered down before inserting or removing the module to prevent electrical damage.
  • Verify that the backplane power supply can accommodate the 0.085 A current draw of the module.
  • Use appropriate shielded cabling for input signals to minimize electromagnetic interference (EMI) in industrial environments.
  • Ensure all field wiring is securely terminated according to the local electrical codes and the SLC 500 hardware manual.
  • Maintain adequate ventilation around the SLC 500 chassis to prevent overheating during continuous operation.

FAQ

What is the primary difference between this module and a standard input module?
The 1746-ITV16 is specifically optimized for fast response times, making it suitable for applications where standard input modules may be too slow to register rapid signal transitions.

Does this module require external power?
Yes, the module operates on a 24V DC source. Ensure the input voltage remains within the 10-30V DC range for proper operation.

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