Allen-Bradley - 1746-IB32 Input Module

Allen-Bradley 1746-IB32 Digital DC Input Module

Key Technical Specifications

• Manufacturer & Brand: Allen-Bradley
• Series & Model: SLC 500 Series | 1746-IB32 DC Input Module
• Input Type: Thirty-Two (32) Sinking Input Channels
• Operating Voltage Range: 15 to 30V DC @ 50°C; 15 to 26.4V DC @ 60°C
• Nominal Voltage: 24V DC
• Signal Response Time: 3 milliseconds (ON and OFF)
• Backplane Current: 50 mA at 5V DC
• Nominal Input Current: Approximately 5.1 mA at 24V DC
• Off-State Leakage Current: Maximum of 1.5 mA

Performance & Durability Features

• The module offers very fast signal response for precise control and monitoring.
• It provides strong electrical isolation, rated at 1500V AC between I/O and backplane.
• It features a robust 30G shock rating and resistance to operational vibration.
• The operating temperature range is 32 to 140 degrees Fahrenheit (0 to 60°C).
• It uses a removable terminal block (RTB) for easier wiring and maintenance.

Frequently Asked Questions (FAQ)

• Q: Is this a sinking or sourcing input module?
  A: The 1746-IB32 is specifically a 24VDC sinking input module with 32 channels.
• Q: What is the key difference in voltage range at different temperatures?
  A: The operating range is 15-30V DC at 50°C, which narrows to 15-26.4V DC at 60°C for reliable operation.
• Q: Can I hot-swap this module while the system is powered?
  A: No. The 1746-IB32 does not support RIUP. You must always power down the chassis before module installation or removal.
• Q: How quickly do you ship this high-density module?
  A: We ship from available stock within 5 days via DHL, FedEx, or UPS to ensure prompt delivery.
• Q: What is included in the package, and what is the return policy?
  A: You receive a new, original module. We offer a 30-day return period from the delivery date for your satisfaction.